Ole Torsæter

Om

Born September 18, 1951, Norwegian.

Professor Emeritus in reservoir engineering, NTNU.
Research Associate, PoreLab, Norwegian Center of Excellence, NTN U and University of Oslo.

Siv.ing. ( 1975, NTH) and Dr.ing. (1983, NTH) both in petroleum technology / reservoir engineering.

Experience: Ole Torsæter is Professor Emeritus in reservoir engineering at NTNU and research associate at PoreLab, Norwegian Centre of Excellence at NTNU and University of Oslo (UiO). Associate Professor at NTH 1983-1990 and Professor at NTH/NTNU 1990-2021. He was Adjunct Professor at Department of Physics, UiO, 2027-2021. He had research positions with SINTEF, Phillips Petroleum Co., USA, and ResLab before he became professor. He has been a visiting professor at New Mexico Tech, Texas A & M, University of Bordeaux and visiting investigator at A*STAR in Singapore. Torsæter has been the main supervisor for about 220 Master thesis and 25 PhD thesis, and he is author/coauthor of more than 200 research publications. The subject areas for his teaching and research are experimental reservoir engineering, flow in porous media, fractured reservoirs and enhanced oil recovery methods. Presently Torsæter’s research activity is focused on wettability on pore scale and on mobilizing residual oil by using nanofluids. Ole Torsæter has a Master - degree in petroleum engineering from Norwegian Institute of Technology in 1975 and a Dr.ing. - degree from the same institution in 1983 with a thesis on water imbibition in chalk from the Ekofisk Field where he showed that Ekofisk was a good candidate for water flooding. Torsæter received the Darcy Technical Achievement Award from the Society of Core Analysts in 2014, Distinguished Achievement Award for Petroleum Engineering Faculty (2016) and Management and Information Award (2018), both from Society of Petroleum Engineers, North Sea Region. Torsæter is Member of the Norwegian Academy of Science and Technology.

Academic and professional committees: Presently member of several international technical and review committees on reservoir engineering / EOR.

Doctoral student supervision: Main supervisor for 25 PhD graduates in reservoir engineering.

Research:

Experimental reservoir engineering (routine and special core analysis), Evaluation of fractured reservoirs, Enhanced oil recovery methods, Wettability, Nanofluids for EOR, Pore scale experimental studies of fluid distribution and flow.

Teaching:

Reservoir Engineering, Flow in Porous Media, Unconventional Oil and Gas Reservoirs, Fractured Reservoirs.

On-going research:

Microscopical characteristics of two phase flow in porous media:
Nanofluids for enhanced oil recovery
Wettablility on pore scale
Microfluidics in reservoir engineering

Publikasjoner

2022

Arab, Danial; Bryant, Steven L.; Torsæter, Ole; Englezos, Peter; Gopaluni, Bhushan; Kantzas, Apostolos. (2022) Elucidation of the mechanistic aspects of chemical EOR in viscous oil systems. Journal of Petroleum Science and Engineering. volum 216 (110846).
Vitenskapelig artikkel
Arab, Danial; Bryant, Steven L.; Torsæter, Ole; Kantzas, Apostolos. (2022) Water flooding of sandstone oil reservoirs: Underlying mechanisms in imbibition vs. drainage displacement. Journal of Petroleum Science and Engineering. volum 213.
Vitenskapelig artikkel
Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole. (2022) Polymer-Coated Silica Nanoparticles for Enhanced Oil Recovery in Water-Wet Berea Sandstone Core Plugs. Advances in Science, Technology & Innovation (ASTI).
Vitenskapelig artikkel
Safarzadeh, Shirin; Bila, Alberto Luis; Torsæter, Ole. (2022) Experimental Investigation of the Effect of Silica Nanoparticles on Interfacial Tension and Wettability during Low Salinity Water Flooding: A Micromodel Study. Journal of Modern Nanotechnology. volum 2 (1).
Vitenskapelig artikkel

2021

Arab, Danial; Kantzas, Apostolos; Torsæter, Ole; Akarri, Salem Saeed Fadhl; Bryant, Steven L.. (2021) A Crucial Role of the Applied Capillary Pressure in Drainage Displacement. SPE Journal. volum 26 (04).
Vitenskapelig artikkel
Bila, Alberto Luis; Torsæter, Ole. (2021) Experimental investigation of polymer-coated silica nanoparticles for EOR under harsh reservoir conditions of high temperature and salinity. Nanomaterials. volum 11 (765).
Vitenskapelig artikkel
Egbe, Daniel Isong Otu; Jahanbani Ghahfarokhi, Ashkan; Nait Amar, Menad; Torsæter, Ole. (2021) Application of Low-Salinity Waterflooding in Carbonate Cores: A Geochemical Modeling Study. Natural Resources Research. volum 30 (1).
Vitenskapelig artikkel
Hadia, Nanji; Ng, Yeap Hung; Stubbs, Ludger P.; Torsæter, Ole. (2021) High salinity and high temperature stable colloidal silica nanoparticles with wettability alteration ability for EOR application. Nanomaterials. volum 11 (707).
Vitenskapelig artikkel
Li, Shidong; Lau, Hon Chung; Torsæter, Ole; Hendraningrat, Luky; Temizel, Cenk. (2021) Nanoparticles for enhanced oil recovery. Sustainable materials for oil and gas application.
Vitenskapelig kapittel/artikkel
Li, Shidong; Sng, Anqi; Daniel, Dan; Lau, Hon Chung; Torsæter, Ole; Stubbs, Ludger P.. (2021) Visualizing and Quantifying Wettability Alteration by Silica Nanofluids. ACS Applied Materials & Interfaces. volum 13.
Vitenskapelig artikkel
Ng, Cuthbert Shang Wui; Jahanbani Ghahfarokhi, Ashkan; Nait Amar, Menad; Torsæter, Ole. (2021) Smart Proxy Modeling of a Fractured Reservoir Model for Production Optimization: Implementation of Metaheuristic Algorithm and Probabilistic Application. Natural Resources Research. volum 30 (3).
Vitenskapelig artikkel
Sari, Mufrettin Murat; Temizel, Cenk; Canbaz, Celal Hakan; Saputelli, Luigi A.; Torsæter, Ole. (2021) Sustainable materials for transitional and alternative energy. Gulf Professional Publishing. 2021. ISBN 978-0-12-824379-4.
Vitenskapelig antologi
Taheri, Amir; Torsæter, Ole; Lindeberg, Erik Gøsta Brun; Hadia, Nanji; Wessel-Berg, Dag. (2021) Effect of convective mixing process on storage of CO2 in saline aquifers with layered permeability. Advances in Chemical Research. volum 3 (1).
Vitenskapelig artikkel
Temizel, Cenk; Sari, Mufrettin Murat; Canbaz, Celal Hakan; Saputelli, Luigi A.; Torsæter, Ole. (2021) Sustainable materials for oil and gas application. Gulf Professional Publishing. 2021. ISBN 978-0-12-824380-0.
Vitenskapelig antologi
Torsæter, Ole. (2021) Application of Nanoparticles for Oil Recovery. MDPI. 2021. ISBN 978-3-0365-1317-1.
Vitenskapelig antologi
Torsæter, Ole. (2021) Application of nanoparticles for oil recovery. Nanomaterials. volum 11 (1063).
Vitenskapelig artikkel

2020

Aadland, Reidun Cecilie Grønfur; Akarri, Salem Saeed Fadhl; Heggset, Ellinor Bævre; Syverud, Kristin; Torsæter, Ole. (2020) A core flood and microfluidics investigation of nanocellulose as a chemical additive to water flooding for EOR. Nanomaterials. volum 10 (7).
Vitenskapelig artikkel
Bedeaux, Dick; Flekkøy, Eirik Grude; Hansen, Alex; Kjelstrup, Signe; Måløy, Knut Jørgen; Torsæter, Ole. (2020) Physics of Porous Media. Frontiers. 2020. ISBN 978-2-88963-535-1.
Vitenskapelig antologi
Bedeaux, Dick; Flekkøy, Eirik Grude; Hansen, Alex; Måløy, Knut Jørgen; Kjelstrup, Signe; Torsæter, Ole. (2020) Editorial: Physics of Porous Media. Frontiers in Physics. volum 8.
Leder
Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole. (2020) Polymer-functionalized silica nanoparticles for improving water flood sweep efficiency in Berea sandstones. E3S Web of Conferences. volum 146 (02001).
Vitenskapelig artikkel
Bila, Alberto Luis; Torsæter, Ole. (2020) Enhancing oil recovery with hydrophilic polymer-coated silica nanoparticles. Energies. volum 13 (21).
Vitenskapelig artikkel
Gjengedal, Sondre; Brøtan, Vegard; Buset, Ole Tore; Larsen, Erik; Åsebø Berg, Olav; Torsæter, Ole; Ramstad, Randi Kalskin; Hilmo, Bernt Olav; Frengstad, Bjørn. (2020) Fluid flow through 3D-printed particle beds: a new technique for understanding, validating, and improving predictability of permeability from empirical equations. Transport in Porous Media. volum 134.
Vitenskapelig artikkel
Li, Shidong; Ng, Yeap Hung; Lau, Hon Chung; Torsæter, Ole; Stubbs, Ludger P.. (2020) Experimental investigation of stability of silica nanoparticles at reservoir conditions for enhanced oil-recovery applications. Nanomaterials. volum 10 (1522).
Vitenskapelig artikkel
Nourani, Meysam; Tichelkamp, Thomas; Hosseinzade Khanamiri, Hamid; Johansen, Trine; Hov, Ingrid Karlsen; Gawel, Bartlomiej; Torsæter, Ole; Øye, Gisle. (2020) Dynamic wettability alteration for combined low salinity brine injection and surfactant flooding on silica surface. SN Applied Sciences. volum 2.
Vitenskapelig artikkel
Omran, Mohamed Ahmed Fathy Abdelshafy; Akarri, Salem Saeed Fadhl; Torsæter, Ole. (2020) The effect of wettability and flow rate on oil displacement using polymer-coated silica nanoparticles: A microfluidic study. Processes. volum 8 (8).
Vitenskapelig artikkel
Rueda, Edgar; Akarri, Salem Saeed Fadhl; Torsæter, Ole; Moreno, Rosangela B.Z.L.. (2020) Experimental investigation of the effect of adding nanoparticles to polymer flooding in water-wet micromodels. Nanomaterials. volum 10 (1489).
Vitenskapelig artikkel
Zhang, Jingya; Liu, Guangdi; Torsæter, Ole; Tao, Shizhen; Jiang, Mengya; Li, Guohui; Zhang, Shixiang. (2020) Pore throat structure characteristics and its effect on flow behavior in Gaotaizi tight siltstone reservoir, Northern Songliao Basin. Marine and Petroleum Geology. volum 122 (104651).
Vitenskapelig artikkel

2019

Aadland, Reidun Cecilie Grønfur; Jakobsen, Trygve Dagsloth; Heggset, Ellinor Bævre; Long-Sanouiller, Haili; Simon, Sebastien Charles; Paso, Kristofer Gunnar; Syverud, Kristin; Torsæter, Ole. (2019) High-Temperature Core Flood Investigation of Nanocellulose as a Green Additive for Enhanced Oil Recovery. Nanomaterials. volum 9 (665).
Vitenskapelig artikkel
Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole. (2019) Experimental Investigation of Polymer-Coated Silica Nanoparticles for Enhanced Oil Recovery. Nanomaterials. volum 9 (822).
Vitenskapelig artikkel
Cheng, Xiaoqian; Kleppe, Jon; Torsæter, Ole. (2019) Simulation study of surfactant injection in a fractured core. Journal of Petroleum Exploration and Production Technology. volum 9 (4).
Vitenskapelig artikkel
Li, Shidong; Torsæter, Ole; Lau, Hon Chung; Hadia, Nanji; Stubbs, Ludger P.. (2019) The Impact of Nanoparticle Adsorption on Transport and Wettability Alteration in Water-Wet Berea Sandstone: An Experimental Study. Frontiers in Physics. volum 7 (74).
Vitenskapelig artikkel
Najafiazar, Bahador; Wessel-Berg, Dag; Bergmo, Per Eirik Strand; Simon, Christian; Yang, Juan; Torsæter, Ole; Holt, Torleif. (2019) Polymer Gels Made with Functionalized Organo-Silica Nanomaterials for Conformance Control. Energies. volum 12 (19).
Vitenskapelig artikkel

2018

Aadland, Reidun Cecilie Grønfur; Dziuba, Carter Jordan; Heggset, Ellinor Bævre; Syverud, Kristin; Torsæter, Ole; Holt, Torleif; Gates, Ian D.; Bryant, Steven. (2018) Identification of Nanocellulose Retention Characteristics in Porous Media. Nanomaterials. volum 8 (7).
Vitenskapelig artikkel
Hosseinzade Khanamiri, Hamid; Berg, Carl Fredrik; Slotte, Per Arne; Schlüter, Steffen; Torsæter, Ole. (2018) Description of Free Energy for Immiscible Two‐Fluid Flow in Porous Media by Integral Geometry and Thermodynamics. Water Resources Research. volum 54 (11).
Vitenskapelig artikkel
Hosseinzade Khanamiri, Hamid; Torsæter, Ole. (2018) Fluid Topology in Pore Scale Two‐Phase Flow Imaged by Synchrotron X‐ray Microtomography. Water Resources Research. volum 54 (3).
Vitenskapelig artikkel
Taheri, Amir; Torsæter, Ole; Lindeberg, Erik Gøsta Brun; Hadia, Nanji; Wessel-Berg, Dag. (2018) Qualitative and quantitative experimental study of convective mixing process during storage of CO2 in heterogeneous saline aquifers. International Journal of Greenhouse Gas Control. volum 71.
Vitenskapelig artikkel
Wang, Xiao; Zhang, Zhiliang; Torsæter, Ole; He, Jianying. (2018) Atomistic insights into the nanofluid transport through an ultra-confined capillary. Physical Chemistry, Chemical Physics - PCCP. volum 20 (7).
Vitenskapelig artikkel

2017

Taheri, Amir; Lindeberg, Erik Gøsta Brun; Torsæter, Ole; Wessel-Berg, Dag. (2017) Qualitative and quantitative experimental study of convective mixing process during storage of CO2 in homogeneous saline aquifers. International Journal of Greenhouse Gas Control. volum 66.
Vitenskapelig artikkel
Torsæter, Ole; Berland, Harald. (2017) Microbial Methods. JCR-7 Monograph: North Sea Chalk.
Faglig kapittel
Torsæter, Ole; Fjelde, Ingebret. (2017) Multiphase Flow Parameters. JCR-7 Monograph: North Sea Chalk.
Faglig kapittel

2016

Hosseinzade Khanamiri, Hamid; Enge, Ida Baltzersen; Nourani, Meysam; Stensen, Jan Åge; Torsæter, Ole; Hadia, Nanji. (2016) EOR by Low Salinity Water and Surfactant at Low Concentration: Impact of Injection and in Situ Brine Composition. Energy & Fuels. volum 30 (4).
Vitenskapelig artikkel
Hosseinzade Khanamiri, Hamid; Nourani, Meysam; Tichelkamp, Thomas; Stensen, Jan Åge; Øye, Gisle; Torsæter, Ole. (2016) Low-Salinity-Surfactant Enhanced Oil Recovery (EOR) with a New Surfactant Blend: Effect of Calcium Cations. Energy & Fuels. volum 30 (2).
Vitenskapelig artikkel
Hosseinzade Khanamiri, Hamid; Torsæter, Ole; Stensen, Jan Åge. (2016) Effect of calcium in pore scale oil trapping by low-salinity water and surfactant enhanced oil recovery at strongly water-wet conditions: in situ imaging by X-ray microtomography. Energy & Fuels. volum 30 (10).
Vitenskapelig artikkel
Jahanbani Ghahfarokhi, Ashkan; Shadizadeh, Seyed Reza; Jelmert, Tom Aage; Torsæter, Ole; Moradi, Mahdis. (2016) Case Study: Performance Prediction of a Horizontal Well in a Fractured Reservoir. International Journal of Engineering Trends and Technology. volum 40 (2).
Vitenskapelig artikkel
Souraki, Yaser; Ashrafi, Mohammad; Torsæter, Ole. (2016) Experimental investigation and comparison of thermal processes: SAGD, E-SAGD and SAS. International Journal of Engineering Trends and Technology. volum 31 (2).
Vitenskapelig artikkel
Tichelkamp, Thomas; Hosseinzade Khanamiri, Hamid; Nourani, Meysam; Stensen, Jan Åge; Torsæter, Ole; Øye, Gisle. (2016) EOR Potential of Mixed Alkylbenzenesulfonate Surfactant at Low Salinity and the Effect of Calcium on "optimal Ionic Strength". Energy & Fuels. volum 30 (4).
Vitenskapelig artikkel

2015

Hendraningrat, Luky; Torsæter, Ole. (2015) A Stabilizer that Enhances the Oil Recovery Process Using Silica-Based Nanofluids. Transport in Porous Media. volum 108 (3).
Vitenskapelig artikkel
Hendraningrat, Luky; Torsæter, Ole. (2015) A study of water chemistry extends the benefits of using silica-based nanoparticles on enhanced oil recovery. Applied Nanoscience.
Vitenskapelig artikkel
Hendraningrat, Luky; Torsæter, Ole. (2015) Metal oxide-based nanoparticles: revealing their potential to enhance oil recovery in different wettability systems. Applied Nanoscience. volum 5 (2).
Vitenskapelig artikkel
Polak, Szczepan; Cinar, Yildiray; Holt, Torleif; Torsæter, Ole. (2015) Use of low-and high-IFT fluid systems in experimental and numerical modelling of systems that mimic CO2 storage in deep saline formations. Journal of Petroleum Science and Engineering. volum 129.
Vitenskapelig artikkel

2014

Ashrafi, Mohammad; Souraki, Yaser; Torsæter, Ole. (2014) Investigating the Temperature Dependency of Oil and Water Relative Permeabilities for Heavy Oil Systems. Transport in Porous Media. volum 105.
Vitenskapelig artikkel
Farokhpoor, Raheleh; Lindeberg, Erik Gøsta Brun; Torsæter, Ole; Mørk, Mai Britt Engeness; Mørk, Atle. (2014) Permeability and relative permeability measurements for CO2-brine system at reservoir conditions in low permeable sandstones in Svalbard. Greenhouse Gases: Science and Technology. volum 4 (1).
Vitenskapelig artikkel
Grude, Sissel; Landrø, Martin; White, J. C.; Torsæter, Ole. (2014) CO2 saturation and thickness predictions in the Tubåen Fm., Snøhvit field, from analytical solution and time-lapse seismic data. International Journal of Greenhouse Gas Control. volum 29.
Vitenskapelig artikkel
Hendraningrat, Luky; Torsæter, Ole. (2014) Aluminium Oxides Nanoparticles as Enhance the Oil Recovery - An Experimental Investigation. Conference proceedings. 76th EAGE Conference & Exhibition.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Torsæter, Ole. (2014) Effects of the initial rock wettability on silica-based nanofluid-enhanced oil recovery processes at reservoir temperatures. Energy & Fuels. volum 28 (10).
Vitenskapelig artikkel
Hendraningrat, Luky; Torsæter, Ole. (2014) Unlocking the Potential of Metal Oxides Nanoparticles to Enhance the Oil Recovery. Offshore Technology Conference-Asia.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Torsæter, Ole; Souraki, Yaser. (2014) Experimental Investigation of Decalin and Metal Nanoparticles-Assisted Bitumen Upgrading During Catalytic Aquathermolysis. SPE/EAGE European Unconventional Resources Conference and Exhibition.
Faglig kapittel

2013

Farokhpoor, Raheleh; Bjørkvik, Bård Johan Arnt; Lindeberg, Erik Gøsta Brun; Torsæter, Ole. (2013) CO2 wettability behavior during CO2 sequestration in saline aquifer - An Experimental study on minerals representing sandstone and carbonate. Energy Procedia.
Vitenskapelig artikkel
Farokhpoor, Raheleh; Bjørkvik, Bård Johan Arnt; Lindeberg, Erik Gøsta Brun; Torsæter, Ole. (2013) Wettability behaviour of CO2 at storage conditions. International Journal of Greenhouse Gas Control. volum 12.
Vitenskapelig artikkel
Hadia, Nanji; Ashraf, Adeel; Tweheyo, Medad Twimukye; Torsæter, Ole. (2013) Laboratory investigation on effects of initial wettabilities on performance of low salinity waterflooding. Journal of Petroleum Science and Engineering. volum 105.
Vitenskapelig artikkel
Hendraningrat, Luky; Li, Shidong; Torsæter, Ole. (2013) A Coreflood Investigation of Nanofluid Enhanced Oil Recovery in Low-Medium Permeability Berea Sandstone. International Symposium on Oilfield Chemistry 2013.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Li, Shidong; Torsæter, Ole. (2013) A coreflood investigation of nanofluid enhanced oil recovery. Journal of Petroleum Science and Engineering. volum 111.
Vitenskapelig artikkel
Hendraningrat, Luky; Li, Shidong; Torsæter, Ole. (2013) Effect of Some Parameters Influencing Enhanced Oil Recovery Process using Silica Nanoparticles: An Experimental Investigation. SPE Reservoir Characterisation and Simulation Conference and Exhibition, 16–18 September, 2013, Abu Dhabi, UAE.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Li, Shidong; Torsæter, Ole. (2013) Enhancing oil recovery of low-permeability Berea sandstone through optimised nanofluids concentration. 2013 SPE Enhanced Oil Recovery Conference, Jul 02 - 04, 2013 2013, Kuala Lumpur, Malaysia.
Vitenskapelig kapittel/artikkel
Li, Shidong; Hendraningrat, Luky; Torsæter, Ole. (2013) Improved Oil Recovery by Hydrophilic Silica Nanoparticles Suspension: 2-Phase Flow Experimental Studies. 6th International Petroleum Technology Conference.
Vitenskapelig kapittel/artikkel
Namani, Mehran; Souraki, Yaser; Høier, Lars; Karimaie, Hassan; Kleppe, Jon; Torsæter, Ole. (2013) Experimental Study of Miscible Hot WAG Injection in Heavy Oil and Slightly Heavy Oil Reservoirs. International Journal of Petroleum Science and Technology. volum 7 (3).
Vitenskapelig artikkel
Soroush, Mansour; Wessel-Berg, Dag; Torsæter, Ole; Kleppe, Jon. (2013) Investigating Impact of Flow Rate and Wettability on Residual Trapping in CO2 Storage in Brine through Relative Permeability Experiments. Energy and Environment Research. volum 3 (2).
Vitenskapelig artikkel
Taheri, Amir; Høier, Lars; Torsæter, Ole. (2013) Miscible and Immiscible Gas Injection for Enhancing of Condensate Recovery in Fractured Gas Condensate Reservoirs. 75th EAGE Conference & Exhibition incorporating SPE EUROPEC 2013, June 10 - 13, 2013, London, United Kingdom.
Vitenskapelig kapittel/artikkel
Taheri, Amir; Wessel-Berg, Dag; Torsæter, Ole. (2013) Simulation study of density-driven natural convection mechanism in isotropic and anisotropic brine aquifers using a black oil reservoir simulator. Energy Procedia. volum 37.
Vitenskapelig artikkel
Torsæter, Ole. (2013) Tiden er inne for økt utvinning. B-magasinet.
Kronikk

2012

Afrapoli, Mehdi Shabani; Valipour Shokouhi, Samad; Torsæter, Ole. (2012) Analysis of Microscopic Displacement Mechanisms of a MIOR Process in Porous Media with Different Wettability. Transport in Porous Media. volum 93 (3).
Vitenskapelig artikkel
Ashrafi, Mohammad; Souraki, Yaser; Torsæter, Ole. (2012) Effect of temperature on Athabasca type heavy oil - water relative permeability curves in glass bead packs. Energy and Environment Research. volum 2 (2).
Vitenskapelig artikkel
Hadia, Nanji; Hansen, Tone; Tweheyo, MT; Torsæter, Ole. (2012) Influence of Crude Oil Components on Recovery by High and Low Salinity Waterflooding. Energy & Fuels. volum 26 (7).
Vitenskapelig artikkel
Hendraningrat, Luky; Li, Shidong; Suwarno, Suwarno; Torsæter, Ole. (2012) A glass micromodel experimental study of hydrophilic nanoparticles retention for EOR projects. SPE Russian Oil & Gas Exploration & Production Technical Conference and Exhibition held in Moscow, Russia, 16–18 October 2012.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Suwarno, Suwarno; Torsæter, Ole. (2012) Improved Oil Recovery by Nanofluids Flooding: An Experimental Study. SPE Kuwait International Petroleum Conference and Exhibition, Kuwait City, Kuwait, Dec 10 - 12, 2012.
Vitenskapelig kapittel/artikkel
Jahanbani Ghahfarokhi, Ashkan; Jelmert, Tom Aage; Kleppe, Jon; Ashrafi, Mohammad; Souraki, Yaser; Torsæter, Ole. (2012) Investigation of the applicability of thermal well test analysis in steam injection wells for Athabasca heavy oil. 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012.
Vitenskapelig kapittel/artikkel
Landrø, Martin; Torsæter, Ole. (2012) Oljesand, nordsjøloje og CO2. Dagens næringsliv.
Kronikk
Namani, Mehran; Kleppe, Jon; Høier, Lars; Karimaie, Hassan; Torsæter, Ole. (2012) Analytical Model for Zones Distributions in Non-Horizontal Miscible WAG Injection. Energy and Environment Research. volum 2 (2).
Vitenskapelig artikkel
Shabani Afrapoli, Mehdi; Crescente, Christian Miguel; Li, Shidong; Torsæter, Ole. (2012) Simulation Study of Displacement Mechanisms in Microbial Improved Oil Recovery Experiments. 2012 SPE EOR Conference at Oil and Gas West Asia (OGWA).
Vitenskapelig kapittel/artikkel
Soroush, Mansour; Wessel-Berg, Dag; Torsæter, Ole; Taheri, Amir; Kleppe, Jon. (2012) Affecting Parameters in Density Driven Convection Mixing in CO2 Storage in Brine. 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012.
Vitenskapelig kapittel/artikkel
Souraki, Yaser; Ashrafi, Mohammad; Karimaie, Hassan; Torsæter, Ole. (2012) Experimental Analyses of Athabasca Bitumen Properties and Field Scale Numerical Simulation Study of Effective Parameters on SAGD Performance. Energy and Environment Research. volum 2 (1).
Vitenskapelig artikkel
Taheri, Amir; Torsæter, Ole; Wessel-Berg, Dag; Soroush, Mansour. (2012) Experimental and simulation studies of density-driven-convection mixing in a Hele-Shaw geometry with application for CO2 sequestration in brine aquifers. 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012.
Vitenskapelig kapittel/artikkel
Taheri, Amir; Wessel-Berg, Dag; Torsæter, Ole; Soroush, Mansour. (2012) The Effects of Anisotropy and Heterogeneity on CO2 Dissolution in Deep Saline Aquifers. 2012 Carbon Management Technology Conference.
Vitenskapelig kapittel/artikkel
Wu, Jianyang; He, Jianying; Torsæter, Ole; Zhang, Zhiliang. (2012) Effect of Nanoparticles on Oil-Water Flow in a Confined Nanochannel: a Molecular Dynamics Study. SPE International Oilfield Nanotechnology Conference , 12-14 June 2012, Noordwijk, The Netherlands.
Vitenskapelig kapittel/artikkel

2011

Afrapoli, Mehdi Shabani; Nikooee, E.; Valipour Shokouhi, Samad; Torsæter, Ole. (2011) Experimental and analytical study of microscopic displacement mechanisms of MIOR in porous media. SPE Americas E & P Health, Safety, Security, and Environmental Conference.
Vitenskapelig kapittel/artikkel
Afrapoli, Mehdi Shabani; Valipour Shokouhi, Samad; Torsæter, Ole. (2011) Fundamental Study of Pore Scale Mechanisms in Microbial Improved Oil Recovery Processes. Transport in Porous Media. volum 90 (3).
Vitenskapelig artikkel
Ashrafi, Mohammad; Souraki, Yaser; Karimaie, Hassan; Torsæter, Ole. (2011) Experimental and numerical study of steam flooding in fractured porous media. 2011 SPE Western North American Regional Meeting.
Vitenskapelig kapittel/artikkel
Ashrafi, Mohammad; Souraki, Yaser; Karimaie, Hassan; Torsæter, Ole; Bjørkvik, Bård Johan Arnt. (2011) Experimental PVT Property Analyses for Athabasca Bitumen. Proceedings 2011 Canadian Unconventional Resources Conference.
Vitenskapelig kapittel/artikkel
Ashrafi, Mohammad; Souraki, Yaser; Karimaie, Hassan; Torsæter, Ole; Kleppe, Jon. (2011) Numerical simulation study of SAGD experiment and investigating possibility of solvent co-injection. SPE Enhanced Oil Recovery Conference.
Vitenskapelig kapittel/artikkel
Ashrafi, Mohammad; Souraki, Yaser; Karimaie, Hassan; Torsæter, Ole; Kleppe, Jon. (2011) Simulation study of 2-D SAGD experiment and sensitivity analysis of laboratory parameters. 2011 SPE Western North American Regional Meeting.
Vitenskapelig kapittel/artikkel
Ashrafi, Mohammad; Souraki, Yaser; Verås, Tor Jørgen Gjenstad; Karimaie, Hassan; Torsæter, Ole. (2011) Experimental and numerical investigation of steam flooding in heterogeneous porous media containing heavy oil. SPE Asia Pacific Oil and Gas Conference and Exhibition.
Vitenskapelig kapittel/artikkel
Farokhpoor, Raheleh; Baghbanbashi, T.; Torsæter, Ole; Lindeberg, Erik Gøsta Brun; Mørk, Atle. (2011) Experimental and Simulation Analysis of CO2 Storage in Tight and Fractured Sandstone under Different Stress Conditions (SPE 143589). SPE Enhanced Oil Recovery Conference.
Vitenskapelig kapittel/artikkel
Hadia, Nanji; Lehne, Håvard Heldal; Kumar, Kanwar Gulshan; Selboe, Kristoffer; Stensen, Jan Åge; Torsæter, Ole. (2011) Laboratory investigation of low salinity waterflooding on reservoir rock samples from the Froy Field. SPE Middle East Oil and Gas Show and Conference.
Vitenskapelig kapittel/artikkel
Hadia, Nanji; Torsæter, Ole; Tweheyo, Medad Twimukye. (2011) Laboratory Investigation on Wettability Alteration: Impact on Low Salinity Waterflooding Performance. 16th Europeen Symposium on Improved Oil Recovery.
Vitenskapelig kapittel/artikkel
Polak, Szczepan; Cinar, Yildiray; Holt, Torleif; Torsæter, Ole. (2011) An experimental investigation of the balance between capillary, viscous, and gravitational forces during CO2 injection into saline aquifers. Energy Procedia. volum 4.
Vitenskapelig artikkel
Souraki, Yaser; Ashrafi, Mohammad; Karimaie, Hassan; Torsæter, Ole. (2011) Experimental investigation and numerical simulation of steam flooding in heavy oil fractured reservoir. 2011 SPE Western North American Regional Meeting.
Vitenskapelig kapittel/artikkel

2010

Karimaie, Hassan; Torsæter, Ole. (2010) Low IFT gas-oil gravity drainage in fractured carbonate porous media. Journal of Petroleum Science and Engineering. volum 70 (1-2).
Vitenskapelig artikkel

2009

Afrapoli, Mehdi Shabani; Crescente, Christian Miguel; Alipour, Samaneh; Torsæter, Ole. (2009) The effect of bacterial solution on the wettability index and residual oil saturation in sandstone. Journal of Petroleum Science and Engineering. volum 69 (3-4).
Vitenskapelig artikkel

2008

Karimaie, Hassan; Darvish, Gholam Reza; Lindeberg, Erik Gøsta Brun; Torsæter, Ole. (2008) Secondary and tertiary gas injection in fractured carbonate rock: Experimental study. Journal of Petroleum Science and Engineering. volum 62 (1-2).
Vitenskapelig artikkel

2007

Karimaie, Hassan; Torsæter, Ole. (2007) Effect of injection rate, initial water saturation and gravity on water injection in slightly water-wet fractured porous media. Journal of Petroleum Science and Engineering. volum 58.
Vitenskapelig artikkel

2006

Crescente, Christian Miguel; Torsæter, Ole; Hultmann, Lisbeth; Strøm, Arne Reidar; Rasmussen, Kjetil; Kowalewski, Espen. (2006) An experimental study of driving mechanisms in MIOR processes by using Rhodococcus sp. 094. Fifteenth SPE/DOE Improved Oil Recovery Symposium - Old Reservoirs New Tricks - A Global Perspective.
Vitenskapelig kapittel/artikkel
Karimaie, Hassan; Torsæter, Ole; Esfahani, M.R.; Dadashpour, Mohsen; Hashemi, S.M.. (2006) Experimental investigation of oil recovery during water imbibition. Journal of Petroleum Science and Engineering. volum 52.
Vitenskapelig artikkel
Kotlar, H.K.; Haavind, F.; Springer, M.; Bekkelund, S.S.; Moen, Arild; Torsæter, Ole. (2006) Encouraging results with a new environmentally acceptable, oil-soluble chemical for sand consolidation. From laboratory experiments to field application. Society of Petroleum Engineers. 2006. ISBN 0000000000.
Vitenskapelig antologi
Kowalewski, Espen; Rueslåtten, Ingun; Steen, Kristel Skorge; Bødtker, Gunhild; Torsæter, Ole. (2006) Microbial improved oil recovery - bacterial induced wettability and interfacial tension effects on oil production. Journal of Petroleum Science and Engineering. volum 52 (1-4).
Vitenskapelig artikkel
Lackner, Alf Sebastian; Torsæter, Ole. (2006) Effects of pressure and wettability on residual phase saturation in sandstone rock. Journal of Petroleum Science and Engineering. volum 52.
Vitenskapelig artikkel

2005

Crescente, Christian; Rasmussen, Kjetil; Torsæter, Ole; Strøm, Arne; Kowalewski, Espen. (2005) An experimental study of microbial improved oil recovery by using Rhodococcus Sp.094. 2005 International Symposium of the Society of Core Analysts.
Vitenskapelig kapittel/artikkel
Karimaie, Hassan; Torsæter, Ole; Esfahani, M.R.. (2005) Oil recovery by water imbibition in Asmari fractured rock. 2005 International Symposium of the Society of Core Analysts.
Vitenskapelig kapittel/artikkel
Kotlar, H.K.; Haavind, F.; Springer, M.; Bekkelund, S.S.; Torsæter, Ole. (2005) A new concept of chemical sand consolidation. From idea and laboratory qualification to field application. ATCE 2005: Proceedings: SPE Annual Technical Conference and Exhibition, 9-12 October 2005, Dallas Convention Center (elektronisk ressurs).
Vitenskapelig kapittel/artikkel
Lackner, Alf Sebastian; Haaskjold, Geir; Torsæter, Ole. (2005) Selecting energy levels for three-phase saturation measurements. IX LACPEC: Proceedings: Latin American and the Caribbean Petroleum Engineering Conference, June 20-23, 2005, Rio de Janeiro, Brazil (elektronisk ressurs).
Vitenskapelig kapittel/artikkel
Lackner, Alf Sebastian; Torsæter, Ole. (2005) Improved procedure for calculating unsteady-state relative permeability. Proceedings; 13th European Symposium on Improved Oil Recovery, 2005.
Vitenskapelig kapittel/artikkel
Lackner, Alf Sebastian; Torsæter, Ole. (2005) Phase pressure measurements: Simultaneous and direct derivation of relative permeability and dynamic capillary pressure. 2005 International Symposium of the Society of Core Analysts.
Vitenskapelig kapittel/artikkel
Tweheyo, Medad Twimukye; Lackner, Alf Sebastian; Andersen, Guro Kristine; Ringen, Jon Knut; Torsæter, Ole. (2005) Pore characterisation and scaling mini-permeability and CT-scan porosity of carbonate cores. 2005 International Symposium of the Society of Core Analysts.
Vitenskapelig kapittel/artikkel

2004

Talukdar, M.S.; Torsæter, Ole; Howard, J.J.. (2004) Stochastic reconstruction of chalk samples containing vuggy porosity using a conditional simulated annealing technique. Transport in Porous Media. volum 57.
Vitenskapelig artikkel

2003

Kowalewski, Espen; Boassen, T.; Torsæter, Ole. (2003) Wettability alterations due to aging in crude oil; wettability and Cryo-ESEM analyses. Journal of Petroleum Science and Engineering. volum 39.
Vitenskapelig artikkel

2002

Kowalewski, Espen; Holt, Torleif; Torsæter, Ole. (2002) Wettability alterations due to an oil soluble additive. Journal of Petroleum Science and Engineering. volum 33.
Vitenskapelig artikkel
Talukdar, Md. Saifullah; Torsæter, Ole. (2002) Reconstruction of Chalk Pore Networks from 2D Back Scatter Electron Micrographs Using A Simulated Annealing Technique. Journal of Petroleum Science and Engineering. volum 33.
Vitenskapelig artikkel
Talukdar, Md. Saifullah; Torsæter, Ole; Ioannidis, M.A.. (2002) Stochastic Reconstruction of Particulate Media from 2D Images. Journal of Colloid and Interface Science. volum 248.
Vitenskapelig artikkel
Talukdar, Md. Saifullah; Torsæter, Ole; Ioannidis, M.A.; Howard, J.J.. (2002) Stochastic Reconstruction of Chalk from 2D Images. Transport in Porous Media. volum 48.
Vitenskapelig artikkel
Talukdar, Md. Saifullah; Torsæter, Ole; Ioannidis, M.A.; Howard, J.J.. (2002) Stochastic Reconstruction, 3D Characterization and Network Modeling of Chalk. Journal of Petroleum Science and Engineering. volum 35.
Vitenskapelig artikkel

2001

Talukdar, Md. Saifullah; Banu, Hoshne Ara; Torsæter, Ole; Kleppe, Jon. (2001) Introducing Up-Scaling Techniques in Fractured Reservoir Simulation. Nordic petroleum technology series.
Vitenskapelig artikkel

2000

Jelmert, Tom Aage; Selseng, H.; Torsæter, Ole. (2000) Technique Characterizes Permeability of Stress-Sensitive Reservoirs. Oil & Gas Journal.
Vitenskapelig artikkel
Talukdar, M.S.; Banu, H.A.; Torsæter, Ole; Kleppe, Jon. (2000) Introducing Up-Scaling Techniques in Fractured Reservoir Simulation. Nordic Petroleum Series.
Vitenskapelig artikkel
Talukdar, Saifullah; Torsæter, Ole. (2000) Reconstruction of Chalk Media from 2D SEM Images Using A Simulated Annealing Technique. Dialog.
Vitenskapelig artikkel

1999

Tweheyo, M.T.; Holt, T.; Torsæter, Ole. (1999) An experimental study of the relationship between wettability and oil production characteristics. Journal of Petroleum Science and Engineering. volum 24 (Des.).
Vitenskapelig artikkel

1998

Alveskog, P.L.; Holt, Torleif; Torsæter, Ole. (1998) The effect of surfactant concentration on the Amott wettability index and residual oil saturation. Journal of Petroleum Science and Engineering. volum 20.
Vitenskapelig artikkel

1995

Senneset, Kåre Gunnar; Torsæter, Ole; Lone, S.; Wiig, T.. (1995) Two-phase flow and permeability of oil in porous media. Geoenvironment 2000.
Vitenskapelig kapittel/artikkel
Zhou, Xian-min; Torsæter, Ole; Xie, Xina; Morrow, N.R.. (1995) The effect of crude-oil aging time and temperature on the rate of water imbibition and long-term recovery by imbibition. SPE Formation Evaluation. volum 104 (4).
Vitenskapelig artikkel

1994

Aasen, Jan Ole; Aasen, J.O.; Berg, E; Berg, E.; Buller, A.T.; Hjelmeland, O.; Holt, Rune Martin; Kleppe, Jon; Torsæter, Ole. (1994) North Sea Oil & Gas Reservoirs - III. Kluwer Academic Publishers. 1994. ISBN 0-7923-2304-1.
Fagbok
Hjelmeland, Odd; Torsæter, Ole. (1994) Coring and core analysis. 1994.
Fagbok
Torsæter, Ole; Abtahi, Manoocher. (1994) Experimental reservoir engineering laboratory workbook. 1994.
Rapport

1993

Torsæter, Ole; Munkerud, Per Kristian. (1993) Strømning av nærkritiske hydrokarboner i porøst medium. 1993. IPT (11/93).
Rapport

1992

Torsæter, Ole. (1992) Rock properties. Fluid-rock interactions. Recent Advances in Improved Oil Recovery Methods for North Sea Sandstone Reservoirs.
Vitenskapelig kapittel/artikkel

1990

Buller, Anthony T.; Berg, Eivind; Hjelmeland, Odd; Kleppe, Jon; Torsæter, Ole; Aasen, Jan Ole. (1990) North Sea Oil & Gas Reservoirs - II. Kluwer Academic Publishers. 1990. ISBN 1853337986.
Vitenskapelig antologi

1987

Kleppe, Jon; Buller, Anthony T.; Berg, Eivind; Hjelmeland, Odd; Torsæter, Ole. (1987) North Sea Oil & Gas Reservoirs - I. Kluwer Academic Publishers. 1987. ISBN 1853337986.
Vitenskapelig antologi
Torsæter, Ole; Kleppe, Jon; van Golf-Racht, Teodor. (1987) Multi-Phase Flow in Fractured Reservoirs. Advances in Transport Phenomena in Porous Media.
Vitenskapelig kapittel/artikkel

Vitenskapelige artikler

Arab, Danial; Bryant, Steven L.; Torsæter, Ole; Englezos, Peter; Gopaluni, Bhushan; Kantzas, Apostolos. (2022) Elucidation of the mechanistic aspects of chemical EOR in viscous oil systems. Journal of Petroleum Science and Engineering. volum 216 (110846).
Vitenskapelig artikkel
Arab, Danial; Bryant, Steven L.; Torsæter, Ole; Kantzas, Apostolos. (2022) Water flooding of sandstone oil reservoirs: Underlying mechanisms in imbibition vs. drainage displacement. Journal of Petroleum Science and Engineering. volum 213.
Vitenskapelig artikkel
Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole. (2022) Polymer-Coated Silica Nanoparticles for Enhanced Oil Recovery in Water-Wet Berea Sandstone Core Plugs. Advances in Science, Technology & Innovation (ASTI).
Vitenskapelig artikkel
Safarzadeh, Shirin; Bila, Alberto Luis; Torsæter, Ole. (2022) Experimental Investigation of the Effect of Silica Nanoparticles on Interfacial Tension and Wettability during Low Salinity Water Flooding: A Micromodel Study. Journal of Modern Nanotechnology. volum 2 (1).
Vitenskapelig artikkel
Arab, Danial; Kantzas, Apostolos; Torsæter, Ole; Akarri, Salem Saeed Fadhl; Bryant, Steven L.. (2021) A Crucial Role of the Applied Capillary Pressure in Drainage Displacement. SPE Journal. volum 26 (04).
Vitenskapelig artikkel
Bila, Alberto Luis; Torsæter, Ole. (2021) Experimental investigation of polymer-coated silica nanoparticles for EOR under harsh reservoir conditions of high temperature and salinity. Nanomaterials. volum 11 (765).
Vitenskapelig artikkel
Egbe, Daniel Isong Otu; Jahanbani Ghahfarokhi, Ashkan; Nait Amar, Menad; Torsæter, Ole. (2021) Application of Low-Salinity Waterflooding in Carbonate Cores: A Geochemical Modeling Study. Natural Resources Research. volum 30 (1).
Vitenskapelig artikkel
Hadia, Nanji; Ng, Yeap Hung; Stubbs, Ludger P.; Torsæter, Ole. (2021) High salinity and high temperature stable colloidal silica nanoparticles with wettability alteration ability for EOR application. Nanomaterials. volum 11 (707).
Vitenskapelig artikkel
Li, Shidong; Sng, Anqi; Daniel, Dan; Lau, Hon Chung; Torsæter, Ole; Stubbs, Ludger P.. (2021) Visualizing and Quantifying Wettability Alteration by Silica Nanofluids. ACS Applied Materials & Interfaces. volum 13.
Vitenskapelig artikkel
Ng, Cuthbert Shang Wui; Jahanbani Ghahfarokhi, Ashkan; Nait Amar, Menad; Torsæter, Ole. (2021) Smart Proxy Modeling of a Fractured Reservoir Model for Production Optimization: Implementation of Metaheuristic Algorithm and Probabilistic Application. Natural Resources Research. volum 30 (3).
Vitenskapelig artikkel
Taheri, Amir; Torsæter, Ole; Lindeberg, Erik Gøsta Brun; Hadia, Nanji; Wessel-Berg, Dag. (2021) Effect of convective mixing process on storage of CO2 in saline aquifers with layered permeability. Advances in Chemical Research. volum 3 (1).
Vitenskapelig artikkel
Torsæter, Ole. (2021) Application of nanoparticles for oil recovery. Nanomaterials. volum 11 (1063).
Vitenskapelig artikkel
Aadland, Reidun Cecilie Grønfur; Akarri, Salem Saeed Fadhl; Heggset, Ellinor Bævre; Syverud, Kristin; Torsæter, Ole. (2020) A core flood and microfluidics investigation of nanocellulose as a chemical additive to water flooding for EOR. Nanomaterials. volum 10 (7).
Vitenskapelig artikkel
Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole. (2020) Polymer-functionalized silica nanoparticles for improving water flood sweep efficiency in Berea sandstones. E3S Web of Conferences. volum 146 (02001).
Vitenskapelig artikkel
Bila, Alberto Luis; Torsæter, Ole. (2020) Enhancing oil recovery with hydrophilic polymer-coated silica nanoparticles. Energies. volum 13 (21).
Vitenskapelig artikkel
Gjengedal, Sondre; Brøtan, Vegard; Buset, Ole Tore; Larsen, Erik; Åsebø Berg, Olav; Torsæter, Ole; Ramstad, Randi Kalskin; Hilmo, Bernt Olav; Frengstad, Bjørn. (2020) Fluid flow through 3D-printed particle beds: a new technique for understanding, validating, and improving predictability of permeability from empirical equations. Transport in Porous Media. volum 134.
Vitenskapelig artikkel
Li, Shidong; Ng, Yeap Hung; Lau, Hon Chung; Torsæter, Ole; Stubbs, Ludger P.. (2020) Experimental investigation of stability of silica nanoparticles at reservoir conditions for enhanced oil-recovery applications. Nanomaterials. volum 10 (1522).
Vitenskapelig artikkel
Nourani, Meysam; Tichelkamp, Thomas; Hosseinzade Khanamiri, Hamid; Johansen, Trine; Hov, Ingrid Karlsen; Gawel, Bartlomiej; Torsæter, Ole; Øye, Gisle. (2020) Dynamic wettability alteration for combined low salinity brine injection and surfactant flooding on silica surface. SN Applied Sciences. volum 2.
Vitenskapelig artikkel
Omran, Mohamed Ahmed Fathy Abdelshafy; Akarri, Salem Saeed Fadhl; Torsæter, Ole. (2020) The effect of wettability and flow rate on oil displacement using polymer-coated silica nanoparticles: A microfluidic study. Processes. volum 8 (8).
Vitenskapelig artikkel
Rueda, Edgar; Akarri, Salem Saeed Fadhl; Torsæter, Ole; Moreno, Rosangela B.Z.L.. (2020) Experimental investigation of the effect of adding nanoparticles to polymer flooding in water-wet micromodels. Nanomaterials. volum 10 (1489).
Vitenskapelig artikkel
Zhang, Jingya; Liu, Guangdi; Torsæter, Ole; Tao, Shizhen; Jiang, Mengya; Li, Guohui; Zhang, Shixiang. (2020) Pore throat structure characteristics and its effect on flow behavior in Gaotaizi tight siltstone reservoir, Northern Songliao Basin. Marine and Petroleum Geology. volum 122 (104651).
Vitenskapelig artikkel
Aadland, Reidun Cecilie Grønfur; Jakobsen, Trygve Dagsloth; Heggset, Ellinor Bævre; Long-Sanouiller, Haili; Simon, Sebastien Charles; Paso, Kristofer Gunnar; Syverud, Kristin; Torsæter, Ole. (2019) High-Temperature Core Flood Investigation of Nanocellulose as a Green Additive for Enhanced Oil Recovery. Nanomaterials. volum 9 (665).
Vitenskapelig artikkel
Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole. (2019) Experimental Investigation of Polymer-Coated Silica Nanoparticles for Enhanced Oil Recovery. Nanomaterials. volum 9 (822).
Vitenskapelig artikkel
Cheng, Xiaoqian; Kleppe, Jon; Torsæter, Ole. (2019) Simulation study of surfactant injection in a fractured core. Journal of Petroleum Exploration and Production Technology. volum 9 (4).
Vitenskapelig artikkel
Li, Shidong; Torsæter, Ole; Lau, Hon Chung; Hadia, Nanji; Stubbs, Ludger P.. (2019) The Impact of Nanoparticle Adsorption on Transport and Wettability Alteration in Water-Wet Berea Sandstone: An Experimental Study. Frontiers in Physics. volum 7 (74).
Vitenskapelig artikkel
Najafiazar, Bahador; Wessel-Berg, Dag; Bergmo, Per Eirik Strand; Simon, Christian; Yang, Juan; Torsæter, Ole; Holt, Torleif. (2019) Polymer Gels Made with Functionalized Organo-Silica Nanomaterials for Conformance Control. Energies. volum 12 (19).
Vitenskapelig artikkel
Aadland, Reidun Cecilie Grønfur; Dziuba, Carter Jordan; Heggset, Ellinor Bævre; Syverud, Kristin; Torsæter, Ole; Holt, Torleif; Gates, Ian D.; Bryant, Steven. (2018) Identification of Nanocellulose Retention Characteristics in Porous Media. Nanomaterials. volum 8 (7).
Vitenskapelig artikkel
Hosseinzade Khanamiri, Hamid; Berg, Carl Fredrik; Slotte, Per Arne; Schlüter, Steffen; Torsæter, Ole. (2018) Description of Free Energy for Immiscible Two‐Fluid Flow in Porous Media by Integral Geometry and Thermodynamics. Water Resources Research. volum 54 (11).
Vitenskapelig artikkel
Hosseinzade Khanamiri, Hamid; Torsæter, Ole. (2018) Fluid Topology in Pore Scale Two‐Phase Flow Imaged by Synchrotron X‐ray Microtomography. Water Resources Research. volum 54 (3).
Vitenskapelig artikkel
Taheri, Amir; Torsæter, Ole; Lindeberg, Erik Gøsta Brun; Hadia, Nanji; Wessel-Berg, Dag. (2018) Qualitative and quantitative experimental study of convective mixing process during storage of CO2 in heterogeneous saline aquifers. International Journal of Greenhouse Gas Control. volum 71.
Vitenskapelig artikkel
Wang, Xiao; Zhang, Zhiliang; Torsæter, Ole; He, Jianying. (2018) Atomistic insights into the nanofluid transport through an ultra-confined capillary. Physical Chemistry, Chemical Physics - PCCP. volum 20 (7).
Vitenskapelig artikkel
Taheri, Amir; Lindeberg, Erik Gøsta Brun; Torsæter, Ole; Wessel-Berg, Dag. (2017) Qualitative and quantitative experimental study of convective mixing process during storage of CO2 in homogeneous saline aquifers. International Journal of Greenhouse Gas Control. volum 66.
Vitenskapelig artikkel
Hosseinzade Khanamiri, Hamid; Enge, Ida Baltzersen; Nourani, Meysam; Stensen, Jan Åge; Torsæter, Ole; Hadia, Nanji. (2016) EOR by Low Salinity Water and Surfactant at Low Concentration: Impact of Injection and in Situ Brine Composition. Energy & Fuels. volum 30 (4).
Vitenskapelig artikkel
Hosseinzade Khanamiri, Hamid; Nourani, Meysam; Tichelkamp, Thomas; Stensen, Jan Åge; Øye, Gisle; Torsæter, Ole. (2016) Low-Salinity-Surfactant Enhanced Oil Recovery (EOR) with a New Surfactant Blend: Effect of Calcium Cations. Energy & Fuels. volum 30 (2).
Vitenskapelig artikkel
Hosseinzade Khanamiri, Hamid; Torsæter, Ole; Stensen, Jan Åge. (2016) Effect of calcium in pore scale oil trapping by low-salinity water and surfactant enhanced oil recovery at strongly water-wet conditions: in situ imaging by X-ray microtomography. Energy & Fuels. volum 30 (10).
Vitenskapelig artikkel
Jahanbani Ghahfarokhi, Ashkan; Shadizadeh, Seyed Reza; Jelmert, Tom Aage; Torsæter, Ole; Moradi, Mahdis. (2016) Case Study: Performance Prediction of a Horizontal Well in a Fractured Reservoir. International Journal of Engineering Trends and Technology. volum 40 (2).
Vitenskapelig artikkel
Souraki, Yaser; Ashrafi, Mohammad; Torsæter, Ole. (2016) Experimental investigation and comparison of thermal processes: SAGD, E-SAGD and SAS. International Journal of Engineering Trends and Technology. volum 31 (2).
Vitenskapelig artikkel
Tichelkamp, Thomas; Hosseinzade Khanamiri, Hamid; Nourani, Meysam; Stensen, Jan Åge; Torsæter, Ole; Øye, Gisle. (2016) EOR Potential of Mixed Alkylbenzenesulfonate Surfactant at Low Salinity and the Effect of Calcium on "optimal Ionic Strength". Energy & Fuels. volum 30 (4).
Vitenskapelig artikkel
Hendraningrat, Luky; Torsæter, Ole. (2015) A Stabilizer that Enhances the Oil Recovery Process Using Silica-Based Nanofluids. Transport in Porous Media. volum 108 (3).
Vitenskapelig artikkel
Hendraningrat, Luky; Torsæter, Ole. (2015) A study of water chemistry extends the benefits of using silica-based nanoparticles on enhanced oil recovery. Applied Nanoscience.
Vitenskapelig artikkel
Hendraningrat, Luky; Torsæter, Ole. (2015) Metal oxide-based nanoparticles: revealing their potential to enhance oil recovery in different wettability systems. Applied Nanoscience. volum 5 (2).
Vitenskapelig artikkel
Polak, Szczepan; Cinar, Yildiray; Holt, Torleif; Torsæter, Ole. (2015) Use of low-and high-IFT fluid systems in experimental and numerical modelling of systems that mimic CO2 storage in deep saline formations. Journal of Petroleum Science and Engineering. volum 129.
Vitenskapelig artikkel
Ashrafi, Mohammad; Souraki, Yaser; Torsæter, Ole. (2014) Investigating the Temperature Dependency of Oil and Water Relative Permeabilities for Heavy Oil Systems. Transport in Porous Media. volum 105.
Vitenskapelig artikkel
Farokhpoor, Raheleh; Lindeberg, Erik Gøsta Brun; Torsæter, Ole; Mørk, Mai Britt Engeness; Mørk, Atle. (2014) Permeability and relative permeability measurements for CO2-brine system at reservoir conditions in low permeable sandstones in Svalbard. Greenhouse Gases: Science and Technology. volum 4 (1).
Vitenskapelig artikkel
Grude, Sissel; Landrø, Martin; White, J. C.; Torsæter, Ole. (2014) CO2 saturation and thickness predictions in the Tubåen Fm., Snøhvit field, from analytical solution and time-lapse seismic data. International Journal of Greenhouse Gas Control. volum 29.
Vitenskapelig artikkel
Hendraningrat, Luky; Torsæter, Ole. (2014) Effects of the initial rock wettability on silica-based nanofluid-enhanced oil recovery processes at reservoir temperatures. Energy & Fuels. volum 28 (10).
Vitenskapelig artikkel
Farokhpoor, Raheleh; Bjørkvik, Bård Johan Arnt; Lindeberg, Erik Gøsta Brun; Torsæter, Ole. (2013) CO2 wettability behavior during CO2 sequestration in saline aquifer - An Experimental study on minerals representing sandstone and carbonate. Energy Procedia.
Vitenskapelig artikkel
Farokhpoor, Raheleh; Bjørkvik, Bård Johan Arnt; Lindeberg, Erik Gøsta Brun; Torsæter, Ole. (2013) Wettability behaviour of CO2 at storage conditions. International Journal of Greenhouse Gas Control. volum 12.
Vitenskapelig artikkel
Hadia, Nanji; Ashraf, Adeel; Tweheyo, Medad Twimukye; Torsæter, Ole. (2013) Laboratory investigation on effects of initial wettabilities on performance of low salinity waterflooding. Journal of Petroleum Science and Engineering. volum 105.
Vitenskapelig artikkel
Hendraningrat, Luky; Li, Shidong; Torsæter, Ole. (2013) A coreflood investigation of nanofluid enhanced oil recovery. Journal of Petroleum Science and Engineering. volum 111.
Vitenskapelig artikkel
Namani, Mehran; Souraki, Yaser; Høier, Lars; Karimaie, Hassan; Kleppe, Jon; Torsæter, Ole. (2013) Experimental Study of Miscible Hot WAG Injection in Heavy Oil and Slightly Heavy Oil Reservoirs. International Journal of Petroleum Science and Technology. volum 7 (3).
Vitenskapelig artikkel
Soroush, Mansour; Wessel-Berg, Dag; Torsæter, Ole; Kleppe, Jon. (2013) Investigating Impact of Flow Rate and Wettability on Residual Trapping in CO2 Storage in Brine through Relative Permeability Experiments. Energy and Environment Research. volum 3 (2).
Vitenskapelig artikkel
Taheri, Amir; Wessel-Berg, Dag; Torsæter, Ole. (2013) Simulation study of density-driven natural convection mechanism in isotropic and anisotropic brine aquifers using a black oil reservoir simulator. Energy Procedia. volum 37.
Vitenskapelig artikkel
Afrapoli, Mehdi Shabani; Valipour Shokouhi, Samad; Torsæter, Ole. (2012) Analysis of Microscopic Displacement Mechanisms of a MIOR Process in Porous Media with Different Wettability. Transport in Porous Media. volum 93 (3).
Vitenskapelig artikkel
Ashrafi, Mohammad; Souraki, Yaser; Torsæter, Ole. (2012) Effect of temperature on Athabasca type heavy oil - water relative permeability curves in glass bead packs. Energy and Environment Research. volum 2 (2).
Vitenskapelig artikkel
Hadia, Nanji; Hansen, Tone; Tweheyo, MT; Torsæter, Ole. (2012) Influence of Crude Oil Components on Recovery by High and Low Salinity Waterflooding. Energy & Fuels. volum 26 (7).
Vitenskapelig artikkel
Namani, Mehran; Kleppe, Jon; Høier, Lars; Karimaie, Hassan; Torsæter, Ole. (2012) Analytical Model for Zones Distributions in Non-Horizontal Miscible WAG Injection. Energy and Environment Research. volum 2 (2).
Vitenskapelig artikkel
Souraki, Yaser; Ashrafi, Mohammad; Karimaie, Hassan; Torsæter, Ole. (2012) Experimental Analyses of Athabasca Bitumen Properties and Field Scale Numerical Simulation Study of Effective Parameters on SAGD Performance. Energy and Environment Research. volum 2 (1).
Vitenskapelig artikkel
Afrapoli, Mehdi Shabani; Valipour Shokouhi, Samad; Torsæter, Ole. (2011) Fundamental Study of Pore Scale Mechanisms in Microbial Improved Oil Recovery Processes. Transport in Porous Media. volum 90 (3).
Vitenskapelig artikkel
Polak, Szczepan; Cinar, Yildiray; Holt, Torleif; Torsæter, Ole. (2011) An experimental investigation of the balance between capillary, viscous, and gravitational forces during CO2 injection into saline aquifers. Energy Procedia. volum 4.
Vitenskapelig artikkel
Karimaie, Hassan; Torsæter, Ole. (2010) Low IFT gas-oil gravity drainage in fractured carbonate porous media. Journal of Petroleum Science and Engineering. volum 70 (1-2).
Vitenskapelig artikkel
Afrapoli, Mehdi Shabani; Crescente, Christian Miguel; Alipour, Samaneh; Torsæter, Ole. (2009) The effect of bacterial solution on the wettability index and residual oil saturation in sandstone. Journal of Petroleum Science and Engineering. volum 69 (3-4).
Vitenskapelig artikkel
Karimaie, Hassan; Darvish, Gholam Reza; Lindeberg, Erik Gøsta Brun; Torsæter, Ole. (2008) Secondary and tertiary gas injection in fractured carbonate rock: Experimental study. Journal of Petroleum Science and Engineering. volum 62 (1-2).
Vitenskapelig artikkel
Karimaie, Hassan; Torsæter, Ole. (2007) Effect of injection rate, initial water saturation and gravity on water injection in slightly water-wet fractured porous media. Journal of Petroleum Science and Engineering. volum 58.
Vitenskapelig artikkel
Karimaie, Hassan; Torsæter, Ole; Esfahani, M.R.; Dadashpour, Mohsen; Hashemi, S.M.. (2006) Experimental investigation of oil recovery during water imbibition. Journal of Petroleum Science and Engineering. volum 52.
Vitenskapelig artikkel
Kowalewski, Espen; Rueslåtten, Ingun; Steen, Kristel Skorge; Bødtker, Gunhild; Torsæter, Ole. (2006) Microbial improved oil recovery - bacterial induced wettability and interfacial tension effects on oil production. Journal of Petroleum Science and Engineering. volum 52 (1-4).
Vitenskapelig artikkel
Lackner, Alf Sebastian; Torsæter, Ole. (2006) Effects of pressure and wettability on residual phase saturation in sandstone rock. Journal of Petroleum Science and Engineering. volum 52.
Vitenskapelig artikkel
Talukdar, M.S.; Torsæter, Ole; Howard, J.J.. (2004) Stochastic reconstruction of chalk samples containing vuggy porosity using a conditional simulated annealing technique. Transport in Porous Media. volum 57.
Vitenskapelig artikkel
Kowalewski, Espen; Boassen, T.; Torsæter, Ole. (2003) Wettability alterations due to aging in crude oil; wettability and Cryo-ESEM analyses. Journal of Petroleum Science and Engineering. volum 39.
Vitenskapelig artikkel
Kowalewski, Espen; Holt, Torleif; Torsæter, Ole. (2002) Wettability alterations due to an oil soluble additive. Journal of Petroleum Science and Engineering. volum 33.
Vitenskapelig artikkel
Talukdar, Md. Saifullah; Torsæter, Ole. (2002) Reconstruction of Chalk Pore Networks from 2D Back Scatter Electron Micrographs Using A Simulated Annealing Technique. Journal of Petroleum Science and Engineering. volum 33.
Vitenskapelig artikkel
Talukdar, Md. Saifullah; Torsæter, Ole; Ioannidis, M.A.. (2002) Stochastic Reconstruction of Particulate Media from 2D Images. Journal of Colloid and Interface Science. volum 248.
Vitenskapelig artikkel
Talukdar, Md. Saifullah; Torsæter, Ole; Ioannidis, M.A.; Howard, J.J.. (2002) Stochastic Reconstruction of Chalk from 2D Images. Transport in Porous Media. volum 48.
Vitenskapelig artikkel
Talukdar, Md. Saifullah; Torsæter, Ole; Ioannidis, M.A.; Howard, J.J.. (2002) Stochastic Reconstruction, 3D Characterization and Network Modeling of Chalk. Journal of Petroleum Science and Engineering. volum 35.
Vitenskapelig artikkel
Talukdar, Md. Saifullah; Banu, Hoshne Ara; Torsæter, Ole; Kleppe, Jon. (2001) Introducing Up-Scaling Techniques in Fractured Reservoir Simulation. Nordic petroleum technology series.
Vitenskapelig artikkel
Jelmert, Tom Aage; Selseng, H.; Torsæter, Ole. (2000) Technique Characterizes Permeability of Stress-Sensitive Reservoirs. Oil & Gas Journal.
Vitenskapelig artikkel
Talukdar, M.S.; Banu, H.A.; Torsæter, Ole; Kleppe, Jon. (2000) Introducing Up-Scaling Techniques in Fractured Reservoir Simulation. Nordic Petroleum Series.
Vitenskapelig artikkel
Talukdar, Saifullah; Torsæter, Ole. (2000) Reconstruction of Chalk Media from 2D SEM Images Using A Simulated Annealing Technique. Dialog.
Vitenskapelig artikkel
Tweheyo, M.T.; Holt, T.; Torsæter, Ole. (1999) An experimental study of the relationship between wettability and oil production characteristics. Journal of Petroleum Science and Engineering. volum 24 (Des.).
Vitenskapelig artikkel
Alveskog, P.L.; Holt, Torleif; Torsæter, Ole. (1998) The effect of surfactant concentration on the Amott wettability index and residual oil saturation. Journal of Petroleum Science and Engineering. volum 20.
Vitenskapelig artikkel
Zhou, Xian-min; Torsæter, Ole; Xie, Xina; Morrow, N.R.. (1995) The effect of crude-oil aging time and temperature on the rate of water imbibition and long-term recovery by imbibition. SPE Formation Evaluation. volum 104 (4).
Vitenskapelig artikkel

Tidsskriftspublikasjoner

Bedeaux, Dick; Flekkøy, Eirik Grude; Hansen, Alex; Måløy, Knut Jørgen; Kjelstrup, Signe; Torsæter, Ole. (2020) Editorial: Physics of Porous Media. Frontiers in Physics. volum 8.
Leder
Torsæter, Ole. (2013) Tiden er inne for økt utvinning. B-magasinet.
Kronikk
Landrø, Martin; Torsæter, Ole. (2012) Oljesand, nordsjøloje og CO2. Dagens næringsliv.
Kronikk

Bøker

Sari, Mufrettin Murat; Temizel, Cenk; Canbaz, Celal Hakan; Saputelli, Luigi A.; Torsæter, Ole. (2021) Sustainable materials for transitional and alternative energy. Gulf Professional Publishing. 2021. ISBN 978-0-12-824379-4.
Vitenskapelig antologi
Temizel, Cenk; Sari, Mufrettin Murat; Canbaz, Celal Hakan; Saputelli, Luigi A.; Torsæter, Ole. (2021) Sustainable materials for oil and gas application. Gulf Professional Publishing. 2021. ISBN 978-0-12-824380-0.
Vitenskapelig antologi
Torsæter, Ole. (2021) Application of Nanoparticles for Oil Recovery. MDPI. 2021. ISBN 978-3-0365-1317-1.
Vitenskapelig antologi
Bedeaux, Dick; Flekkøy, Eirik Grude; Hansen, Alex; Kjelstrup, Signe; Måløy, Knut Jørgen; Torsæter, Ole. (2020) Physics of Porous Media. Frontiers. 2020. ISBN 978-2-88963-535-1.
Vitenskapelig antologi
Kotlar, H.K.; Haavind, F.; Springer, M.; Bekkelund, S.S.; Moen, Arild; Torsæter, Ole. (2006) Encouraging results with a new environmentally acceptable, oil-soluble chemical for sand consolidation. From laboratory experiments to field application. Society of Petroleum Engineers. 2006. ISBN 0000000000.
Vitenskapelig antologi
Aasen, Jan Ole; Aasen, J.O.; Berg, E; Berg, E.; Buller, A.T.; Hjelmeland, O.; Holt, Rune Martin; Kleppe, Jon; Torsæter, Ole. (1994) North Sea Oil & Gas Reservoirs - III. Kluwer Academic Publishers. 1994. ISBN 0-7923-2304-1.
Fagbok
Hjelmeland, Odd; Torsæter, Ole. (1994) Coring and core analysis. 1994.
Fagbok
Buller, Anthony T.; Berg, Eivind; Hjelmeland, Odd; Kleppe, Jon; Torsæter, Ole; Aasen, Jan Ole. (1990) North Sea Oil & Gas Reservoirs - II. Kluwer Academic Publishers. 1990. ISBN 1853337986.
Vitenskapelig antologi
Kleppe, Jon; Buller, Anthony T.; Berg, Eivind; Hjelmeland, Odd; Torsæter, Ole. (1987) North Sea Oil & Gas Reservoirs - I. Kluwer Academic Publishers. 1987. ISBN 1853337986.
Vitenskapelig antologi

Del av bok/rapport

Li, Shidong; Lau, Hon Chung; Torsæter, Ole; Hendraningrat, Luky; Temizel, Cenk. (2021) Nanoparticles for enhanced oil recovery. Sustainable materials for oil and gas application.
Vitenskapelig kapittel/artikkel
Torsæter, Ole; Berland, Harald. (2017) Microbial Methods. JCR-7 Monograph: North Sea Chalk.
Faglig kapittel
Torsæter, Ole; Fjelde, Ingebret. (2017) Multiphase Flow Parameters. JCR-7 Monograph: North Sea Chalk.
Faglig kapittel
Hendraningrat, Luky; Torsæter, Ole. (2014) Aluminium Oxides Nanoparticles as Enhance the Oil Recovery - An Experimental Investigation. Conference proceedings. 76th EAGE Conference & Exhibition.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Torsæter, Ole. (2014) Unlocking the Potential of Metal Oxides Nanoparticles to Enhance the Oil Recovery. Offshore Technology Conference-Asia.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Torsæter, Ole; Souraki, Yaser. (2014) Experimental Investigation of Decalin and Metal Nanoparticles-Assisted Bitumen Upgrading During Catalytic Aquathermolysis. SPE/EAGE European Unconventional Resources Conference and Exhibition.
Faglig kapittel
Hendraningrat, Luky; Li, Shidong; Torsæter, Ole. (2013) A Coreflood Investigation of Nanofluid Enhanced Oil Recovery in Low-Medium Permeability Berea Sandstone. International Symposium on Oilfield Chemistry 2013.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Li, Shidong; Torsæter, Ole. (2013) Effect of Some Parameters Influencing Enhanced Oil Recovery Process using Silica Nanoparticles: An Experimental Investigation. SPE Reservoir Characterisation and Simulation Conference and Exhibition, 16–18 September, 2013, Abu Dhabi, UAE.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Li, Shidong; Torsæter, Ole. (2013) Enhancing oil recovery of low-permeability Berea sandstone through optimised nanofluids concentration. 2013 SPE Enhanced Oil Recovery Conference, Jul 02 - 04, 2013 2013, Kuala Lumpur, Malaysia.
Vitenskapelig kapittel/artikkel
Li, Shidong; Hendraningrat, Luky; Torsæter, Ole. (2013) Improved Oil Recovery by Hydrophilic Silica Nanoparticles Suspension: 2-Phase Flow Experimental Studies. 6th International Petroleum Technology Conference.
Vitenskapelig kapittel/artikkel
Taheri, Amir; Høier, Lars; Torsæter, Ole. (2013) Miscible and Immiscible Gas Injection for Enhancing of Condensate Recovery in Fractured Gas Condensate Reservoirs. 75th EAGE Conference & Exhibition incorporating SPE EUROPEC 2013, June 10 - 13, 2013, London, United Kingdom.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Li, Shidong; Suwarno, Suwarno; Torsæter, Ole. (2012) A glass micromodel experimental study of hydrophilic nanoparticles retention for EOR projects. SPE Russian Oil & Gas Exploration & Production Technical Conference and Exhibition held in Moscow, Russia, 16–18 October 2012.
Vitenskapelig kapittel/artikkel
Hendraningrat, Luky; Suwarno, Suwarno; Torsæter, Ole. (2012) Improved Oil Recovery by Nanofluids Flooding: An Experimental Study. SPE Kuwait International Petroleum Conference and Exhibition, Kuwait City, Kuwait, Dec 10 - 12, 2012.
Vitenskapelig kapittel/artikkel
Jahanbani Ghahfarokhi, Ashkan; Jelmert, Tom Aage; Kleppe, Jon; Ashrafi, Mohammad; Souraki, Yaser; Torsæter, Ole. (2012) Investigation of the applicability of thermal well test analysis in steam injection wells for Athabasca heavy oil. 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012.
Vitenskapelig kapittel/artikkel
Shabani Afrapoli, Mehdi; Crescente, Christian Miguel; Li, Shidong; Torsæter, Ole. (2012) Simulation Study of Displacement Mechanisms in Microbial Improved Oil Recovery Experiments. 2012 SPE EOR Conference at Oil and Gas West Asia (OGWA).
Vitenskapelig kapittel/artikkel
Soroush, Mansour; Wessel-Berg, Dag; Torsæter, Ole; Taheri, Amir; Kleppe, Jon. (2012) Affecting Parameters in Density Driven Convection Mixing in CO2 Storage in Brine. 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012.
Vitenskapelig kapittel/artikkel
Taheri, Amir; Torsæter, Ole; Wessel-Berg, Dag; Soroush, Mansour. (2012) Experimental and simulation studies of density-driven-convection mixing in a Hele-Shaw geometry with application for CO2 sequestration in brine aquifers. 74th EAGE Conference & Exhibition incorporating SPE EUROPEC 2012.
Vitenskapelig kapittel/artikkel
Taheri, Amir; Wessel-Berg, Dag; Torsæter, Ole; Soroush, Mansour. (2012) The Effects of Anisotropy and Heterogeneity on CO2 Dissolution in Deep Saline Aquifers. 2012 Carbon Management Technology Conference.
Vitenskapelig kapittel/artikkel
Wu, Jianyang; He, Jianying; Torsæter, Ole; Zhang, Zhiliang. (2012) Effect of Nanoparticles on Oil-Water Flow in a Confined Nanochannel: a Molecular Dynamics Study. SPE International Oilfield Nanotechnology Conference , 12-14 June 2012, Noordwijk, The Netherlands.
Vitenskapelig kapittel/artikkel
Afrapoli, Mehdi Shabani; Nikooee, E.; Valipour Shokouhi, Samad; Torsæter, Ole. (2011) Experimental and analytical study of microscopic displacement mechanisms of MIOR in porous media. SPE Americas E & P Health, Safety, Security, and Environmental Conference.
Vitenskapelig kapittel/artikkel
Ashrafi, Mohammad; Souraki, Yaser; Karimaie, Hassan; Torsæter, Ole. (2011) Experimental and numerical study of steam flooding in fractured porous media. 2011 SPE Western North American Regional Meeting.
Vitenskapelig kapittel/artikkel
Ashrafi, Mohammad; Souraki, Yaser; Karimaie, Hassan; Torsæter, Ole; Bjørkvik, Bård Johan Arnt. (2011) Experimental PVT Property Analyses for Athabasca Bitumen. Proceedings 2011 Canadian Unconventional Resources Conference.
Vitenskapelig kapittel/artikkel
Ashrafi, Mohammad; Souraki, Yaser; Karimaie, Hassan; Torsæter, Ole; Kleppe, Jon. (2011) Numerical simulation study of SAGD experiment and investigating possibility of solvent co-injection. SPE Enhanced Oil Recovery Conference.
Vitenskapelig kapittel/artikkel
Ashrafi, Mohammad; Souraki, Yaser; Karimaie, Hassan; Torsæter, Ole; Kleppe, Jon. (2011) Simulation study of 2-D SAGD experiment and sensitivity analysis of laboratory parameters. 2011 SPE Western North American Regional Meeting.
Vitenskapelig kapittel/artikkel
Ashrafi, Mohammad; Souraki, Yaser; Verås, Tor Jørgen Gjenstad; Karimaie, Hassan; Torsæter, Ole. (2011) Experimental and numerical investigation of steam flooding in heterogeneous porous media containing heavy oil. SPE Asia Pacific Oil and Gas Conference and Exhibition.
Vitenskapelig kapittel/artikkel
Farokhpoor, Raheleh; Baghbanbashi, T.; Torsæter, Ole; Lindeberg, Erik Gøsta Brun; Mørk, Atle. (2011) Experimental and Simulation Analysis of CO2 Storage in Tight and Fractured Sandstone under Different Stress Conditions (SPE 143589). SPE Enhanced Oil Recovery Conference.
Vitenskapelig kapittel/artikkel
Hadia, Nanji; Lehne, Håvard Heldal; Kumar, Kanwar Gulshan; Selboe, Kristoffer; Stensen, Jan Åge; Torsæter, Ole. (2011) Laboratory investigation of low salinity waterflooding on reservoir rock samples from the Froy Field. SPE Middle East Oil and Gas Show and Conference.
Vitenskapelig kapittel/artikkel
Hadia, Nanji; Torsæter, Ole; Tweheyo, Medad Twimukye. (2011) Laboratory Investigation on Wettability Alteration: Impact on Low Salinity Waterflooding Performance. 16th Europeen Symposium on Improved Oil Recovery.
Vitenskapelig kapittel/artikkel
Souraki, Yaser; Ashrafi, Mohammad; Karimaie, Hassan; Torsæter, Ole. (2011) Experimental investigation and numerical simulation of steam flooding in heavy oil fractured reservoir. 2011 SPE Western North American Regional Meeting.
Vitenskapelig kapittel/artikkel
Crescente, Christian Miguel; Torsæter, Ole; Hultmann, Lisbeth; Strøm, Arne Reidar; Rasmussen, Kjetil; Kowalewski, Espen. (2006) An experimental study of driving mechanisms in MIOR processes by using Rhodococcus sp. 094. Fifteenth SPE/DOE Improved Oil Recovery Symposium - Old Reservoirs New Tricks - A Global Perspective.
Vitenskapelig kapittel/artikkel
Crescente, Christian; Rasmussen, Kjetil; Torsæter, Ole; Strøm, Arne; Kowalewski, Espen. (2005) An experimental study of microbial improved oil recovery by using Rhodococcus Sp.094. 2005 International Symposium of the Society of Core Analysts.
Vitenskapelig kapittel/artikkel
Karimaie, Hassan; Torsæter, Ole; Esfahani, M.R.. (2005) Oil recovery by water imbibition in Asmari fractured rock. 2005 International Symposium of the Society of Core Analysts.
Vitenskapelig kapittel/artikkel
Kotlar, H.K.; Haavind, F.; Springer, M.; Bekkelund, S.S.; Torsæter, Ole. (2005) A new concept of chemical sand consolidation. From idea and laboratory qualification to field application. ATCE 2005: Proceedings: SPE Annual Technical Conference and Exhibition, 9-12 October 2005, Dallas Convention Center (elektronisk ressurs).
Vitenskapelig kapittel/artikkel
Lackner, Alf Sebastian; Haaskjold, Geir; Torsæter, Ole. (2005) Selecting energy levels for three-phase saturation measurements. IX LACPEC: Proceedings: Latin American and the Caribbean Petroleum Engineering Conference, June 20-23, 2005, Rio de Janeiro, Brazil (elektronisk ressurs).
Vitenskapelig kapittel/artikkel
Lackner, Alf Sebastian; Torsæter, Ole. (2005) Improved procedure for calculating unsteady-state relative permeability. Proceedings; 13th European Symposium on Improved Oil Recovery, 2005.
Vitenskapelig kapittel/artikkel
Lackner, Alf Sebastian; Torsæter, Ole. (2005) Phase pressure measurements: Simultaneous and direct derivation of relative permeability and dynamic capillary pressure. 2005 International Symposium of the Society of Core Analysts.
Vitenskapelig kapittel/artikkel
Tweheyo, Medad Twimukye; Lackner, Alf Sebastian; Andersen, Guro Kristine; Ringen, Jon Knut; Torsæter, Ole. (2005) Pore characterisation and scaling mini-permeability and CT-scan porosity of carbonate cores. 2005 International Symposium of the Society of Core Analysts.
Vitenskapelig kapittel/artikkel
Senneset, Kåre Gunnar; Torsæter, Ole; Lone, S.; Wiig, T.. (1995) Two-phase flow and permeability of oil in porous media. Geoenvironment 2000.
Vitenskapelig kapittel/artikkel
Torsæter, Ole. (1992) Rock properties. Fluid-rock interactions. Recent Advances in Improved Oil Recovery Methods for North Sea Sandstone Reservoirs.
Vitenskapelig kapittel/artikkel
Torsæter, Ole; Kleppe, Jon; van Golf-Racht, Teodor. (1987) Multi-Phase Flow in Fractured Reservoirs. Advances in Transport Phenomena in Porous Media.
Vitenskapelig kapittel/artikkel

Rapport

Torsæter, Ole; Abtahi, Manoocher. (1994) Experimental reservoir engineering laboratory workbook. 1994.
Rapport
Torsæter, Ole; Munkerud, Per Kristian. (1993) Strømning av nærkritiske hydrokarboner i porøst medium. 1993. IPT (11/93).
Rapport

Formidling

2020

Vitenskapelig foredrag

Arab, Danial; Kantzas, Apostolos; Torsæter, Ole; Bryant, Steven L.. (2020) A Core Scale Investigation of Drainage Displacement. SPE Europec, 82nd EAGE Conference and Exhibition . Society of Petroleum Engineers (SPE); Amsterdam. 2020-12-08 - 2020-12-11.
Vitenskapelig foredrag

Li, Shidong; Biswal, Sibani Lisa; Torsæter, Ole; Lau, Hon Chung; Stubbs, Ludger P.. (2020) Fabrication of "sandwich-like" microfluidic chips by ceramic 3D printing for visualization experiments. InterPore 2020 . InterPore; on line. 2020-08-31 - 2020-09-04.
Vitenskapelig foredrag

Omran, Mohamed Ahmed Fathy Abdelshafy; Akarri, Salem Saeed Fadhl; Bila, Alberto Luis; Torsæter, Ole. (2020) Screening of nanoparticles with considering the pore structure and initial oil connectivity effects. SPE Norway Subsurface Conference . Society of Petroleum Engineers (SPE); Bergen, on line. 2020-11-02 - 2020-11-03.
Vitenskapelig foredrag

Omran, Mohamed Ahmed Fathy Abdelshafy; Omran, Hend; Torsæter, Ole. (2020) Investigation of the Ionic Interactions of Using Nanoparticles in Waterflooding. SPE Europec, 82nd EAGE Conference and Exhibition . Society of Petroleum Engineers (SPE); Amsterdam. 2020-12-08 - 2020-12-11.
Faglig foredrag

Torsæter, Ole. (2020) Nano particle injection for enhanced oil recovery. Foredrag for Oljedirektoratet . Oljedirektoratet; Teams møte. 2020-11-23.

2019

Vitenskapelig foredrag

Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole. (2019) An experimental investigation of surface-modified silica nanoparticles in the injection water for enhanced oil recovery. Annual Symposium of the Society of Core Analysts . Society of Core Analysts; Pau. 2019-08-26 - 2019-08-30.
Vitenskapelig foredrag

Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole. (2019) Experimental Evaluation of Oil Recovery Mechanisms Using a Variety of Surface-Modified Silica Nanoparticles in the Injection Water. SPE Norway One Day Seminar . Society of Petroleum Engineers (SPE), Paper SPE-195638-MS; Bergen. 2019-05-14 - 2019-05-14.
Vitenskapelig foredrag

Bila, Alberto Luis; Stensen, Jan Åge; Torsæter, Ole. (2019) Polymer-coated Silica Nanoparticles for Enhanced Oil Recovery Applications on Berea Sandstone Rocks. 2nd Conference of the Arabian Journal of Geosciences (CAJG) . SpringerNature; Sousse. 2019-11-25 - 2019-11-28.
Poster

Jahanbani Ghahfarokhi, Ashkan; Torsæter, Ole. (2019) Modeling Wettability Alteration in Low Salinity Water Flooding. 81st EAGE Conference & Exhibition 2019 . EAGE; London. 2019-06-03 - 2019-06-06.
Vitenskapelig foredrag

Li, Shidong; Dan, Daniel; Lau, Hon Chung; Hadia, Nanji; Torsæter, Ole; Stubbs, Ludger P.. (2019) Investigation of Wettability Alteration by Silica Nanoparticles through Advanced Surface-Wetting Visualization Techniques. 2019 SPE Annual Technical Conference and Exhibition. . Society of Petroleum Engineers (SPE); Calgary. 2019-09-30 - 2019-10-02.
Poster

Zhang, Jingya; Torsæter, Ole; Khanamiri, Hamid Hosseinzade. (2019) The characteristics of pore-throat structure and two-phase flow in tight sandstone reservoir. ISS2019 - Imaging Summer School 2019 . University of Pau; Pau. 2019-09-01 - 2019-09-06.

2018

Vitenskapelig foredrag

Cheng, Xiaoqian; Kleppe, Jon; Torsæter, Ole. (2018) Simulation Study of Effects of Surfactant Properties on Surfactant Enhanced Oil Recovery in Fractured Reservoirs. SPE Kingdom of Saudi Arabia Annual Technical Symposium and Exhibition, . SPE; Damman. 2018-04-23 - 2018-04-26.
Vitenskapelig foredrag

Cheng, Xiaoqian; Kleppe, Jon; Torsæter, Ole. (2018) Simulation Study of Surfactant Imbibition Mechanisms in Naturally Fractured Reservoirs. SPE Norway One Day Seminar . SPE; Bergen. 2018-08-18 - 2018-08-18.
Vitenskapelig foredrag

Hosseinzade Khanamiri, Hamid; Berg, Carl Fredrik; Slotte, Per Arne; Torsæter, Ole; Schlüter, Steffen. (2018) Energy Description for Immiscible Two-Fluid Flow in Porous Media by Integral Geometry and Thermodynamics. European Fluid Mechanics Conference (EFMC2018) . European Mechanics Society; 2018-11-09 - 2018-11-13.
Faglig foredrag

Jahanbani Ghahfarokhi, Ashkan; Kleppe, Jon; Torsæter, Ole. (2018) In-depth reservoir placement of pH-sensitive polymer gels - Importance of geochemical reactions in numerical simulations. 80th EAGE Conference and Exhibition 2018 . EAGE; Copenhagen. 2018-06-11 - 2018-06-14.
Poster

Jahanbani Ghahfarokhi, Ashkan; Torsæter, Ole. (2018) Numerical Simulation Of Low Salinity Water Flooding: Wettability Alteration Considerations. ECMOR XVI - 16th European Conference on the Mathematics of Oil Recovery ; Barcelona. 2018-09-03 - 2018-09-06.
Vitenskapelig foredrag

Li, Shidong; Hadia, Nanji J.; Ng, Yeap Hung; Lau, Hon Chung; Torsæter, Ole; Stubbs, Ludger P.. (2018) Experimental Investigation of Stability of Silica Nanoparticles at Reservoir Conditions for Enhanced Oil Recovery Applications. Society of Core Analysts . Society of Core Analysts; Trondheim. 2018-08-27 - 2018-08-30.
Vitenskapelig foredrag

Li, Shidong; Hadia, Nanji; Lau, Hon Chung; Torsæter, Ole; Stubbs, Ludger P.; Ng, Qi Hua. (2018) Silica nanoparticles suspension for enhanced oil recovery: Stability behavior and flow visualization. SPE Europec and the 80th EAGE Conference . SPE and EAGE; Copenhagen. 2018-06-11 - 2018-06-14.

2017

Vitenskapelig foredrag

Aadland, Reidun Cecilie Grønfur; Dziuba, Carter Jordan; Heggset, Ellinor Bævre; Syverud, Kristin; Torsæter, Ole; Gates, Ian D.; Bryant, Steven. (2017) Transportation of nanocellulose dispersions through porous media. International Symposium of the Society of Core Analysts . Society of Core Analysts; Vienna. 2017-08-27 - 2017-08-30.
Poster

Hosseinzade Khanamiri, Hamid; Torsæter, Ole. (2017) Injected pore volume on lab and field scales. 9th International Conference on Porous Media & Annual Meeting . International Society for Porous Media, Interpore; Rotterdam. 2017-05-08 - 2017-05-11.
Poster

Hosseinzade Khanamiri, Hamid; Torsæter, Ole. (2017) Ions & surfactant in two phase flow. 9th International Conference on Porous Media & Annual Meeting . International Society for Porous Media, Interpore; Rotterdam. 2017-05-08 - 2017-05-11.
Poster

Hosseinzade Khanamiri, Hamid; Torsæter, Ole; Voss, Georg. (2017) Fluid topology in drainage and imbibition: Pore scale imaging by synchrotron tomography. International Symposium of the Society of Core Analysts . Society of Core Analysts; Wien. 2017-08-27 - 2017-09-01.
Vitenskapelig foredrag

Jahanbani Ghahfarokhi, Ashkan; Kleppe, Jon; Torsæter, Ole. (2017) A Comprehensive Simulation Study of Application of Polymer Gels for Enhancing Oil Recovery. Colloids and Complex fluids for Energies – C2E IFPEN ; 2017-12-04 - 2017-12-06.
Vitenskapelig foredrag

Jahanbani Ghahfarokhi, Ashkan; Kleppe, Jon; Torsæter, Ole. (2017) Key Concepts in the Simulation Study of a New Polymer Gel System for Enhanced Oil Recovery. 79th EAGE Conference and Exhibition . EAGE; Paris. 2017-06-12 - 2017-06-15.
Poster

Jahanbani Ghahfarokhi, Ashkan; Kleppe, Jon; Torsæter, Ole. (2017) Numerical Simulation of a Polymer Gel System for In-Depth Conformance Control. 9th International Conference on Porous Media & Annual Meeting (Interpore) ; Rotterdam. 2017-05-08 - 2017-05-11.
Poster

Jahanbani Ghahfarokhi, Ashkan; Kleppe, Jon; Torsæter, Ole. (2017) Numerical Simulation of pH-Sensitive Polymer Gel for In-Depth Conformance Control. Asia Petroleum and Geoscience Conference & Exhibition 2017 ; 2017-11-20 - 2017-11-21.

2016

Vitenskapelig foredrag

Aadland, Reidun Cecilie Grønfur; Aurand, Katherine Rose; Torsæter, Ole; Bævre Heggset, Ellinor; Syverud, Kristin. (2016) Injectivity and retention of nanocellulose dispersions in Berea sandstone. International Symposium of the Society of Core Ananlysts . Society of Core Analysts; Snowmass, Colorado. 2016-08-21 - 2016-08-26.
Poster

Aadland, Reidun Cecilie Grønfur; Torsæter, Ole; Aurand, Katherine Rose; Heggset, Ellinor Bævre; Syverud, Kristin. (2016) Injectivity and retention of nanocellulose dispersions in Berea sandstone. The International Symposium of the Society of Core Analysts (SCA) ; 2016-08-21 - 2016-08-26.
Faglig foredrag

Aurand, Katherine Rose; Helgestad, Bendik; Folde, Hanne; Folstad, Jon Steinar; Torsæter, Ole. (2016) Enhancing oil recovery with nanoparticle-enriched waterflooding. Nano@NTNU Symposium . NTNU; Trondheim. 2016-11-17 - 2016-11-18.
Poster

Hosseinzade Khanamiri, Hamid; Stensen, Jan Åge; Torsæter, Ole. (2016) Effect of Calcium in Pore Scale Oil Trapping by Low Salinity Surfactant EOR at Water Wet Conditions. IOR Norway 2016 . The National IOR Center of Norway; University of Stavanger. 2016-04-26 - 2016-04-27.
Faglig foredrag

Hosseinzade Khanamiri, Hamid; Torsæter, Ole. (2016) Enhanced Oil Recovery by Low Salinity Surfactant: Effect of Ions on Pore Scale Oil Displacement. First symposium on advanced research and education within carbon storage and enhanced oil recovery . Department of Petroleum Engineering and Applied Geophysics; 2016-11-22 - 2016-11-23.
Vitenskapelig foredrag

Jahanbani Ghafarokhi, Ashkan; Torsæter, Ole; Moradi, M.. (2016) Inflow performance relationship for horizontal oil wells in fractured reservoirs. 7th Saint Petersburg International Conference & Exhibition . EAGE; Saint Petersburg. 2016-04-11.
Poster

Jahanbani Ghahfarokhi, Ashkan; Kleppe, Jon; Torsæter, Ole. (2016) Investigation of Water Diversion by a Gel System for Enhancing Oil Recovery. IOR Norway 2016 . The National IOR Centre of Norway; Stavanger. 2016-04-26 - 2016-04-27.
Poster

Jahanbani Ghahfarokhi, Ashkan; Kleppe, Jon; Torsæter, Ole. (2016) Investigation of Water Diversion by a Novel Polymer Gel System for Enhancing Oil Recovery. 15th European Conference on the Mathematics of Oil Recovery (ECMOR XV) ; 2016-08-29 - 2016-09-01.
Vitenskapelig foredrag

Jahanbani Ghahfarokhi, Ashkan; Kleppe, Jon; Torsæter, Ole. (2016) Simulation study of application of a water diverting gel in enhanced oil recovery. SPE Europec featured at 78th EAGE Conference and Exhibition. . SPE and EAGE; Vienna. 2016-05-30 - 2016-06-02.
Poster

Jahanbani Ghahfarokhi, Ashkan; Torsæter, Ole; Moradi, Mahdis. (2016) Inflow Performance Relationship for Horizontal Oil Wells in Fractured Reservoirs. Saint Petersburg 2016 International Conference & Exhibition ; 2016-04-11 - 2016-04-14.
Faglig foredrag

Najafiazar, Bahador; Torsæter, Ole; Holt, Torleif. (2016) Transport Properties of Nanoparticles in Sandstones. 1st International Conference on Unconventional Resources (ICOUR-2016) ; Serena Hotel, Islamabad. 2016-05-30 - 2016-05-31.
Vitenskapelig foredrag

Najafiazar, Bahador; Yang, Juan; Simon, Christian; Karimov, Fuad; Torsæter, Ole; Holt, Torleif. (2016) Transport Properties of Functionalised Silica Nanoparticles in Porous Media. SPE Bergen One Day Seminar . SPE Bergen; Grieghallen, Bergen. 2016-04-20.

2015

Vitenskapelig foredrag

Hosseinzade Khanamiri, Hamid; Tichelkamp, Thomas; Nourani, Meysam; Stensen, Jan Åge; Øye, Gisle; Torsæter, Ole. (2015) Low salinity surfactant flooding: Outcome of fluid-fluid and rock-fluid studies on residual oil in micro scale. IEA Collaborative Project 36th EOR Workshop & Symposium ; Sapporo. 2015-09-07 - 2015-09-11.
Faglig foredrag

Hosseinzade Khanamiri, Hamid; Torsæter, Ole; Stensen, Jan Åge. (2015) Experimental Study of Low Salinity and Optimal Salinity Surfactant Injection. EUROPEC conference . Society of Petroleum Engineers; Madrid. 2015-06-01 - 2015-06-04.
Faglig foredrag

Hosseinzade Khanamiri, Hamid; Torsæter, Ole; Stensen, Jan Åge. (2015) Pore-Scale Observation of Residual Oil in Low Salinity Surfactant Flooding. Society of Core Analysts Conference 2015 ; 2015-08-16 - 2015-08-21.
Vitenskapelig foredrag

Li, Shidong; Genys, Mindaugas; Kun, Wang; Torsæter, Ole. (2015) Experimental Study of Wettability Alteration during Nanofluid Enhanced Oil Recovery Process and Its Effect on Oil Recovery. SPE Reservoir Characterization and Simulation Conference and Exhibition ; 2015-09-14 - 2015-09-16.
Vitenskapelig foredrag

Li, Shidong; Miaolun, Jiang; Torsæter, Ole. (2015) AN EXPERIMENTAL INVESTIGATION OF NANOPARTICLES ADSORPTION BEHAVIOR DURING TRANSPORT IN BEREA SANDSTONE. International Symposium of the Society of Core Analysts ; 2015-08-16 - 2015-08-21.
Faglig foredrag

Li, Shidong; Torsæter, Ole. (2015) Experimental Investigation of the Influence of Nanoparticles Adsorption and Transport on Wettability Alteration for Oil Wet Berea Sandstone. 19th SPE Middle East Oil & Gas Show and Conference ; 2015-03-08 - 2015-03-11.
Vitenskapelig foredrag

Li, Shidong; Torsæter, Ole. (2015) The Impact of Nanoparticles Adsorption and Transport on Wettability Alteration of Intermediate Wet Berea Sandstone. SPE Middle East Unconventional Resources Conference and Exhibition ; 2015-01-26 - 2015-01-28.
Vitenskapelig foredrag

Li, Shidong; Torsæter, Ole. (2015) The Impact of Nanoparticles Adsorption and Transport on Wettability Alteration of Water Wet Berea Sandstone. SPE Asia Pacific Oil & Gas Conference and Exhibition ; 2015-10-20 - 2015-10-22.
Vitenskapelig foredrag

Souraki, Yaser; Jahanbani Ghahfarokhi, Ashkan; Torsæter, Ole. (2015) Field Scale Simulation Study, Investigating the Effect of Geological and Operational Parameters on Solvent Co-Injection Process in Athabasca Bitumen Reservoir. SPE Western Regional Meeting (paper SPE-174003-MS) . Society of Petroleum Engineers; Garden Grove. 2015-04-27 - 2015-04-30.
Poster

Taheri, Amir; Akervoll, Idar; Torsæter, Ole. (2015) Rock Wettability Alterations due to Exposure and Aging in Aqueous CO2 Environment. 8th Trondheim CCS Conference (TCCS-8) ; 2015-06-16 - 2015-06-18.
Vitenskapelig foredrag

Taheri, Amir; Wessel-Berg, Dag; Torsæter, Ole. (2015) Prediction of the minimum onset time for convection in a gravitationally unstable diffusive boundary layer using a finite difference pressure. EUROPEC 2015 . Society of Petroleum Engineers; Madrid. 2015-06-01 - 2015-06-04.
Poster

Taheri, Amir; Wessel-Berg, Dag; Torsæter, Ole. (2015) Study of Convective Mixing of CO2 in Heterogeneous Brine Aquifers. 8th Trondheim CCS Conference (TCCS-8) ; 2015-06-16 - 2015-06-18.
Vitenskapelig foredrag

Tichelkamp, Thomas; Nourani, Meysam; Hosseinzade Khanamiri, Hamid; Stensen, Jan Åge; Torsæter, Ole; Øye, Gisle. (2015) The effect of water composition on interfacial properties and oil recovery when surfactants are combined with low salinity water. IEA Collaborative Project 36th EOR Workshop & Symposium ; Sapporo. 2015-09-07 - 2015-09-11.
Vitenskapelig foredrag

Zhang, Kai; Li, Y.; Hong, A.; Wu, K.; Jing, G.; Torsæter, Ole; Chen, S.; Chen, Z.. (2015) Nanofluid Alternating Gas for Tight Oil Exploitation. SPE/IATMI Asia Pacific Oil and Gas Conference (paper SPE-176241_MS) . Society of Petroleum Engineers (SPE); Nusa Dua, Bali.. 2015-10-20 - 2015-10-22.
Vitenskapelig foredrag

Zhang, Kai; Sebakhy, K.; Wu, K.; Jing, G.; Chen, N.; Chen, Z.; Hong, A.; Torsæter, Ole. (2015) Future Trends for Tight Oil Exploitation. SPE North Africa Technical Conference (paper SPE-175699-MS) . Society of Petroleum Engineers (SPE); Cairo. 2015-09-14 - 2015-09-16.

2014

Faglig foredrag

Aurand, Katherine Rose; Dahle, Gunnar Sie; Torsæter, Ole. (2014) Comparison of oil recovery for six nanofluids in Berea sandstone cores. International Symposium of the Society of Core Analysts . Society of Core Analysts; Avignon. 2014-09-08 - 2014-09-11.
Faglig foredrag

Hosseinzade Khanamiri, Hamid; Khaledialidusti, Rasoul; Torsæter, Ole; Stensen, Jan Åge. (2014) Nano-scale modeling of rock-fluid interactions in low salinity water imbibition. Society of Core Analystis 2014 ; 2014-09-08 - 2014-09-12.
Faglig foredrag

Hosseinzade Khanamiri, Hamid; Torsæter, Ole; Stensen, Jan Åge; Evi, Bongaers. (2014) Oil reservoir rock characterization and fluids segmentation using high resolution micro-CT scans. Micro-CT User Meeting 2014 ; 2014-05-05 - 2014-05-08.
Poster

Li, Shidong; Torsæter, Ole. (2014) An Experimental Investigation of EOR Mechanisms for Nanoparticles Fluid in Glass Micromodel. International Symposium of the Society of Core Analysts ; 2014-09-08 - 2014-09-11.
Vitenskapelig foredrag

Torsæter, Ole. (2014) Enhanced oil recovery - some experimental results on microbial methods and nanofluids for EOR. Nordic Workshop on Soft Matter Physics . NordForsk; Norwegian Academy of Science and Letters, Oslo.. 2014-09-29 - 2014-09-30.
Vitenskapelig foredrag

Torsæter, Ole. (2014) Enhanced oil recovery: Experimental activity at NTNU with emphasis on nanofluids. Oil and Gas Seminar at Aalborg University . Aalborg University; Esbjerg. 2014-01-30 - 2014-01-30.

2013

Vitenskapelig foredrag

Polak, Szczepan; Holt, Torleif; Torsæter, Ole. (2013) Use of Low- and High-IFT Fluid Systems in Experimental and Numerical Modelling of CO2 Storage in Saline Aquifers. 7th Trondheim Confernce on CO2 Capture . BIGCCS – International CCS Research Centre; Trondheim. 2013-06-04 - 2013-06-06.
Vitenskapelig foredrag

Farokhpoor, Raheleh; Akervoll, Idar Ragnvald; Torsæter, Ole. (2013) CO2 capillary entry pressure into flow barrier and caprock. 7th Trondheim conference on CO2 capture, transport and storage - TCCS-7 . SINTEF Energi; Trondheim. 2013-06-04 - 2013-06-06.
Vitenskapelig foredrag

Farokhpoor, Raheleh; Akervoll, Idar Ragnvald; Torsæter, Ole; Bjørkvik, Bård Johan Arnt. (2013) CO2 capillary entry pressure into flow barrier and caprock. International Symposium of the Society of Core Analysts . SCA; Napa Valley, California. 2013-09-16 - 2013-09-19.
Poster

Hendraningrat, Luky; Engeset, Bjørnar; Suwarno, Suwarno; Li, Shidong; Torsæter, Ole. (2013) SCA2013-062: Laboratory Investigation of Porosity and Permeability Impairments in Berea Sandstones due to Hydrophilic Nanoparticle RETENTION. 2013 International Symposium-Society of Core Analysts . Society of Core Analysts; Napa Valley, California, USA. 2013-09-16 - 2013-09-19.
Poster

Li, Shidong; Kaasa, Anne Tinnen; Hendraningrat, Luky; Torsæter, Ole. (2013) Effect of Silica Nanoparticles Adsorption on the Wettability Index of Berea Sandstone. 2013 International Symposium of the Society of Core Analysts . SCA; Napa Valley, California. 2013-09-16 - 2013-09-19.
Vitenskapelig foredrag

Nourani, Meysam; Tichelkamp, Thomas; Torsæter, Ole; Øye, Gisle. (2013) Analytical Investigation of the Effect of the Vertical Component of Water Oil Interfacial Tension on Capillary Number. Second International Conference on Engineering Geophysics ; Al Ain. 2013-11-25.
Vitenskapelig foredrag

Souraki, Yaser; Ashrafi, Mohammad; Jahanbani Ghahfarokhi, Ashkan; Torsæter, Ole. (2013) Application of solvent alternating SAGD Process to improve SAGD performance in Athabasca bitumen reservoir. SPE Western Regional & AAPG Pacific Section Meeting, 2013 Joint Technical Conference, Paper SPE165327 . Society of Petroleum Engineers; Monterey, California. 2013-04-19 - 2013-04-25.
Vitenskapelig foredrag

Torsæter, Ole; Zhang, Zhiliang. (2013) Nanotechnology - future impact on EOR technology?. The Statoil Research Summit. An international series of research seminars. . Statoil; Trondheim. 2013-11-11 - 2013-11-13.

2012

Vitenskapelig foredrag

Farakhpoor, Raheleh; Lindeberg, Erik Gøsta Brun; Mørk, Mai Britt Engeness; Torsæter, Ole; Mørk, Atle. (2012) CO2-Brine Relative Permeability Characteristics of Low Permeable Sandstones in Svalbard. 2012 International Symposium-Society of Core Analysts; 2012-08-27 - 2012-08-30 . International Symposium-Society of Core Analysts; 2012-08-27 - 2012-08-30.
Poster

Farokhpoor, Raheleh; Bjørkvik, Bård Johan Arnt; Lindeberg, Erik Gøsta Brun; Torsæter, Ole. (2012) CO2 wettability behavior during CO2 sequestration in saline aquifer - An Experimental study on minerals representing sandstone and carbonate. GHGT-11 . The Greenhouse Gas Control Technologies (GHGT); Kyoto International Conference Center. 2012-11-18 - 2012-11-22.
Poster

Farokhpoor, Raheleh; Bjørkvik, Bård Johan Arnt; Lindeberg, Erik Gøsta Brun; Torsæter, Ole. (2012) CO2 wettability behavior during CO2 sequestration in saline aquifer -An Experimental study on minerals representing sandstone and carbonate. International Conference of Greenhouse gas Technology, GHGT11 ; Kyoto. 2012-11-18 - 2012-11-22.
Vitenskapelig foredrag

Farokhpoor, Raheleh; Bjørkvik, Bård Johan Arnt; Lindeberg, Erik Gøsta Brun; Torsæter, Ole. (2012) ID: 14741: Effect of CO2 wettability on sealing efficiency during CO2 Sequestration in saline aquifer. EAGE 3rd International Conference on Fault and Top Seal ; Montpellier. 2012-10-01 - 2012-10-03.
Poster

Farokhpoor, Raheleh; Lindeberg, Erik Gøsta Brun; Mørk, Mai Britt Engeness; Torsæter, Ole; Mørk, Atle. (2012) SCA A042: CO2-Brine Relative Permeability Characteristics of Low Permeable Sandstones in Svalbard. 2012 International Symposium-Society of Core Analysts ; 2012-08-27 - 2012-08-30.
Vitenskapelig foredrag

Jahanbani Ghahfarokhi, Ashkan; Jelmert, Tom Aage; Kleppe, Jon; Ashrafi, Mohammad; Souraki, Yaser; Torsæter, Ole. (2012) Investigation of the Applicability of Thermal Well Test Analysis in Steam Injection Wells for Athabasca Heavy Oil. EAGE Annual Conference & Exhibition Incorporating SPE Europec . EAGE; Copenhagen. 2012-06-04 - 2012-06-07.
Poster

Taheri, Amir; Wessel-Berg, Dag; Torsæter, Ole. (2012) Simulation study of density-driven natural convection mechanism in isotropic and anisotropic brine aquifers using a black oil reservoir simulator. 11th International Conference on Greenhouse Gas Control Technologies (GHGT-11) ; Kyoto. 2012-11-18 - 2012-11-22.
Vitenskapelig foredrag

Wu, Jianyang; He, Jianying; Torsæter, Ole; Zhang, Zhiliang. (2012) Effect of Nanoparticles on Oil-Water Flow in a Confined Nanochannel: a Molecular Dynamics Study. SPE International Oilfield Nanotechnology Conference ; 2012-06-12 - 2012-06-14.

2011

Vitenskapelig foredrag

Afrapoli, Mehdi Shabani; Li, Shidong; Alipour, Samaneh; Torsæter, Ole. (2011) Experimental and Numerical Study of Microbial Improved Oil Recovery in a Pore Scale Model by Using COMSOL. COMSOL Conference . COMSOL; Stuttgart. 2011-10-26 - 2011-10-28.

2010

Vitenskapelig foredrag

Afrapoli, Mehdi Shabani; Alipour, Samaneh; Torsæter, Ole. (2010) Effect of Wettability and Interfacial Tension on Microbial Improved Oil Recovery with Rhodococcus sp 094. 2010 SPE Improved Oil Recovery Symposium, SPE-paper 129707 . Society of Petroleum Engineers (SPE); Tulsa, Oklahoma. 2010-04-24 - 2010-04-28.
Poster

Afrapoli, Mehdi Shabani; Nikooee, Ehsan; Ostvar, Sassan; Torsæter, Ole. (2010) Pore Network Modeling of MIOR Processes: Major Features. 11th International Symposium on Reservoir Wettability . 11th International Symposium on Reservoir Wettability; Calgary, Alberta. 2010-09-06 - 2010-09-09.
Vitenskapelig foredrag

Ashraf, A.; Hadia, Nanji; Torsæter, Ole. (2010) Laboratory investigation of low salinity waterflooding as secondary recovery process: Effect of wettability. Paper SPE 129012, SPE Oil and Gas India Conference and Exhibition . Society of Petroleum Engineers (SPE); Mumbai. 2010-01-20 - 2010-01-22.
Vitenskapelig foredrag

Farokhpoor, Raheleh; Torsæter, Ole; Baghbanbashi, Tooraj; Mørk, Atle; Lindeberg, Erik Gøsta Brun. (2010) Experimental and Numerical Simulation of CO2 Injection Into Upper-Triassic Sandstones in Svalbard, Norway. SPE International Conference on CO2 Capture, Storage and Utilization . Society of Petroleum Engineers; New Orleans, Louisiana. 2010-11-10 - 2010-11-12.
Vitenskapelig foredrag

Karimaie, Hassan; Torsæter, Ole. (2010) CO2 and C1 Gas Injection for Enhanced Oil Recovery in Fractured Reservoirs. Paper SPE 139703 presented at the SPE International Conference on CO2 Capture, Storage and Utilization . Society of Petroleum Engineers (SPE); New Orleans, Louisiana. 2010-11-10 - 2010-11-12.
Poster

Polak, Szczepan Piotr; Cinar, Yildiray; Holt, Torleif; Torsæter, Ole. (2010) An experimental investigation of the balance between capillary, viscous and gravitational forces during CO2 injection into saline aquifers. International Conference on Greenhouse Gas Technologies (GHGT) . GHGT; Amsterdam. 2010-09-19 - 2010-09-23.

2009

Vitenskapelig foredrag

Afrapoli, Mehdi Shabani; Alipour, S.; Torsæter, Ole. (2009) Improved measurement technique for studying the effect of bacterial solution on IFT and contact angles. International Symposium of the Society of Core Analysts . Society of Core Analysts; Noordwijk aan Zee. 2009-09-27 - 2009-09-30.
Vitenskapelig foredrag

Afrapoli, Mehdi Shabani; Ostvar, S.; Crescente, Christian; Torsæter, Ole. (2009) MIOR displacement mechanisms in glass micromodel. 15th European Symposium on Improved Oil Recovery . European Association of Geoscientists and Engineers (EAGE); Paris. 2009-04-27 - 2009-04-29.
Vitenskapelig foredrag

Afrapoli, Mehdi Shabani; Torsæter, Ole; Crescente, Christian. (2009) Possible mechanisms in MIOR processes. 1st International Petroleum Conference . EAGE; Shiraz. 2009-05-04 - 2009-05-06.
Vitenskapelig foredrag

Crescente, Christian Miguel; Afrapoli, Mehdi Shabani; Jonstad, T.; Rasmussen, Kjetil; Torsæter, Ole; Hultmann, Lisbeth; Strøm, Arne Reidar; Kowalewski, Espen. (2009) Effects of wettability and salinity on microbial enhanced oil recovery with Rhodococcus sp.094. International Symposium of the Society of Core Analysts . Society of Core Analysts (SCA); Noordwijk aan Zee. 2009-09-27 - 2009-09-30.

2008

Vitenskapelig foredrag

Afrapoli, Mehdi Shabani; Crescente, Christian Miguel; Torsæter, Ole. (2008) The effect of bacterial solution on the wettability index and residual oil saturation in sandstone. 10th International Symposium on Wettability and Its Effect on Oil Recovery . 10th International Symposium on Wettability; Abu Dhabi. 2008-10-26 - 2008-10-28.
Vitenskapelig foredrag

Crescente, Christian; Rekdal, Andreas; Akram, Abraiz; Torsæter, Ole; Hultmann, Lisbeth; Strøm, Arne Reidar; Rasmussen, Kjetil. (2008) Pore level study of MIOR displacement mechanisms in glass micromodels using Rhodococcus sp.094. 16th Symposium on Improved Oil Recovery . Society of petroleum engineers (SPE); Tulsa. 2008-04-19 - 2008-04-23.
Poster

Karimaie, Hassan; Torsæter, Ole. (2008) Effect of interfacial tension on relative permeability curves in gas-oil gravity drainage. 10th International Symposium on Wettability and Its Effect on Oil Recovery . 10th International Symposium on Wettability; Abu Dhabi. 2008-10-26 - 2008-10-28.
Vitenskapelig foredrag

Karimaie, Hassan; Torsæter, Ole. (2008) Investigation of oil recovery by gas-oil gravity drainage in fractured carbonate reservoirs - water wet and mixed wet systems. 10th International Symposium on Wettability and Its Effect on Oil Recovery . 10th International Symposium on Wettability; Abu Dhabi. 2008-10-26 - 2008-10-28.
Vitenskapelig foredrag

Karimaie, Hassan; Torsæter, Ole. (2008) Low IFT gas-oil gravity drainage in fractured carbonate porous media. 2008 SPE Europec/EAGE Annual Conference and Exhibition. . Society of Petroleum Engineers (SPE) and EAGE; Rome. 2008-06-09 - 2008-06-12.

2007

Vitenskapelig foredrag

Karimaie, Hassan; Darvish, Gholam Reza; Lindeberg, Erik; Torsæter, Ole. (2007) Experimental Investigation of Secondary and Tertiary Gas Injection in Fractured Carbonate Rock (Paper SPE 107187). SPE Europec/EAGE Annual Conference and Exhibition . Society of Petroleum Engineers; London. 2007-06-11 - 2007-06-14.
Poster

Crescente, Christian; Hultmann, Lisbeth; Rasmussen, Kjetil; Torsæter, Ole; Strøm, Arne Reidar; Kowalewski, Espen. (2007) Experimental Investigations of Microbial Improved Oil Recovery. SPE Forum Series . Society of Petroleum Engineering; Dubrovnik. 2007-09-09 - 2007-09-14.
Vitenskapelig foredrag

Kotlar, Hans Kristian; Selle, Olav; Torsæter, Ole. (2007) Enhanced Oil Recovery by COMB-Flow: Polymer Floods Revitalized (Paper SPE 106421). 2007 SPE International Symposium on Oilfield Chemistry . Society of Petroleum Engineers; Houston, Texas. 2007-02-28 - 2007-03-02.

2006

Vitenskapelig foredrag

Crescente, Christian Miguel; Torsæter, Ole; Hultmann, Lisbeth; Strøm, Arne Reidar; Rasmussen, Kjetil; Kowalewski, Espen. (2006) An experimental study of driving mechanisms in MIOR processes by using Rhodococcus sp.094. 2006 SPE/DOE Symposium on Improved Oil Recovery . Society of Petroleum Engineering (SPE); Tulsa, Oklahoma, USA. 2006-04-22 - 2006-04-26.
Vitenskapelig foredrag

Kotlar, H.K.; Haavind, F.; Springer, M.; Bekkelund, S.S.; Moen, Arild; Torsæter, Ole. (2006) Encouraging results with a new environmentally acceptable, oil-soluble chemical for sand consolidation. From laboratory experiments to field application. 2006 SPE International Symposium and Exhibition on Formation Damage Control . Society of Petroleum Engineers (SPE); Lafayette, Louisiana, USA. 2006-02-15 - 2006-02-17.

2005

Vitenskapelig foredrag

Crescente, Christian; Rasmussen, Kjetil; Torsæter, Ole; Strøm, Arne; Kowalewski, Espen. (2005) An experimental study of microbial improved oil recovery by using Rhodococcus sp.094. 2005 International Symposium of the Society of Core Analysts. . Society of Core Analysts.; Toronto. 2005-08-21 - 2005-08-25.
Poster

Karimaie, Hassan; Torsæter, Ole; Esfahani, M.R.. (2005) Oil recovery by water imbibition in Asmari fractured rock. 2005 International Symposium of the Society of Core Analysts . Society of Core Analysts; Toronto. 2005-08-21 - 2005-08-25.
Poster

Kotlar, H.K.; Haavind, F.; Springer, M.; Bekkelund, S.S.; Torsæter, Ole. (2005) A new concept of chemical sand consolidation: From idea and laboratory qualification to field application. 2005 SPE Annual Technical Conference and Exhibition . Society of petroleum engineers (SPE); Dalla, Texas. 2005-10-09 - 2005-10-12.
Poster

Lackner, Alf Sebastian; Haaskjold, Geir; Torsæter, Ole. (2005) Selecting energy levels for three-phase saturation measurements. 2005 SPE Latin American and Carribian Petroleum Engineering Conference . SPE - Society of Petroleum Engineers; Rio de Janeiro. 2005-06-20 - 2005-06-23.
Vitenskapelig foredrag

Lackner, Alf Sebastian; Torsæter, Ole. (2005) Improved procedure for calculating unsteady-state relative permeability. 13th European Symposium on Improved Oil Recovery. . European Symposium on Improved Oil Recovery.; Budapest. 2005-04-25 - 2005-04-27.
Vitenskapelig foredrag

Lackner, Alf Sebastian; Torsæter, Ole. (2005) Phase pressure measurements: Simultaneous and direct derivation of relative permeability and dynamic capillary pressure. 2005 International Symposium of the Society of Core Analysts ; 2005-08-21 - 2005-08-25.
Poster

Tweheyo, Medad Twimukye; Lackner, Alf Sebastian; Andersen, Guro Kristine; Ringen, Jon Knut; Torsæter, Ole. (2005) Pore characterisation and scaling mini-permeability and CT-scan porosity of carbonate cores. 2005 International Symposium of the Society of Core Analysts. . Society of Core Analysts.; Toronto. 2005-08-21 - 2005-08-25.
Vitenskapelig foredrag

Tweheyo, M. T.; Lackner, A.S; Ringen, J.K.; Torsæter, Ole; Andersen, G.K.. (2005) Pore charactersisation, relating minipermeability and CT-scan porosity of carbonate cores. the International Symposium of the Society of Core Analysts ; Toronto, Canada. 2005-08-21 - 2005-08-25.

2004

Vitenskapelig foredrag

Darvish, Gholam Reza; Lindeberg, Erik; Kleppe, Jon; Torsæter, Ole. (2004) Numerical Simulations for Designing Oil/CO2 Gravity Drainage Laboratory Experiments of a Naturally Fractured Reservoir. 7th International Conference on Greenhouse Gas Control Techn.,Vancouver, Canada, 05.09.-09.09.2004 . 7th International Conference on Greenhouse Gas Control Techn; Vancouver. 2004-09-05 - 2004-09-09.
Vitenskapelig foredrag

Karimaie, Hassan; Hashemi, S.M.; Esfahani, M.R.; Kazemzadeh, E.; Torsæter, Ole. (2004) Wettability Alteration and Its Effect on Oil Recovery During Spontaneous Water Imbibition and Waterflooding. 2004 International Symposium of the Society of Core Analysts, Abu Dhabi . 2004 International Symposium of the Society of Core Analysts; Abu Dhabi. 2004-10-05 - 2004-10-09.
Vitenskapelig foredrag

Karimaie, Hassan; Samiei, Mohammad; Pourmohammadi, Shahram; Torsæter, Ole. (2004) Study of Cocurrent and Countercurrent Imbibition in Water-Wet Porous Media. 2004 International Symposium of the Society of Core Analysts, Abu Dhabi. . 2004 International Symposium of the Society of Core Analysts; Abu Dhabi. 2004-10-05 - 2004-10-09.
Vitenskapelig foredrag

Kowalewski, Espen; Rueslåtten, Ingun; Steen, Karl Henry; Bødtker, G.; Torsæter, Ole. (2004) Microbial Improved Oil Recovery - Bacterial Induced Wettability and Interfacial Tension Effects on Oil Production. 8th International Symposium on Reservoir Wettability, Houston, Texas. . 8th International Symposium on Reservoir Wettability; Houston, Texas. 2004-05-16 - 2004-05-18.
Vitenskapelig foredrag

Lackner, Alf Sebastian; Torsæter, Ole. (2004) Effects of Pressure and Wettability on Residual Phase Saturation in Sandstone Rock. 8th International Symposium on Reservoir Wettability, Houston, Texas. . 8th International Symposium on Reservoir Wettability; Houston, Texas. 2004-05-16 - 2004-05-18.
Vitenskapelig foredrag

Karimaie, Hassan; Torsæter, Ole; Dadashpour, Mohsen. (2004) Experimental Investigation on the Effect of Wettability on Oil Recovery During Water Displacement. 8th International Symposium on Reservoir Wettability, Houston, Texas. . 8th International Symposium on Reservoir Wettability; Houston, Texas. 2004-05-16 - 2004-05-18.

2003

Vitenskapelig foredrag

Stovas, Alexey; Landrø, Martin; Kleppe, Jon; Torsæter, Ole; Jensen, Jan Ivar. (2003) An integrated study of reservoir fluid flow across faults by laboratory experiments, 4D seismics and reservoir simulation. EAGE 65th Conference and Exhibition . [Mangler data]; Stavanger. 2003-06-05.
Vitenskapelig foredrag

Stovas, Alexey; Landrø, Martin; Torsæter, Ole; Jensen, Jan Ivar; Kleppe, Jon. (2003) An integrated study of reservoir fluid flow across faults by laboratory experiments, 4D seismic and resevoir simulation. 1st International Conference and Exhibition; Recent advances and challenges in oil recovery . [Mangler data]; Moskva. 2003-05-23.
Vitenskapelig foredrag

Tweheyo, Medad Twimukye; Akervoll, Idar; Holt, Torleif; Torsæter, Ole. (2003) Simulations of Oil-Wet Membrane Wells for Water-Free Oil Production and Downhole Separation. Paper SPE81189, SPE latin American Petroleum Engineering Conference . [Mangler data]; Port of Spain, Trinidad. 2003-04-30.
Poster

Tweheyo, Medad Twimukye; Knudsen, E.; Torsæter, Ole; Ringen, J.K.. (2003) SCA2003-49: Sensitivity studies of fluid flow across water-saturated faults with high entry pressure. International Symposium of the Society of Core Analysts . [Mangler data]; Pau, Frankrike. 2003-09-24.
Vitenskapelig foredrag

Tweheyo, Medad Twimukye; Torsæter, Ole. (2003) Simulating the performance of wells with hydrophobic membranes for reservoirs with different wettabilities. 1st International Conference and Exhibition; Recent advances and challenges in oil recovery . [Mangler data]; Moskva. 2003-05-23.

2002

Vitenskapelig foredrag

Kowalewski, Espen; Boassen, T.; Torsæter, Ole. (2002) Wettability alterations due to aging in crude oil; wettability and Cryo-ESEM analyses. 7th International Symposium on Reservoir Wettability . [Mangler data]; Freycinet, Tasmania, Australia. 2002-03-15.
Vitenskapelig foredrag

Tweheyo, Medad Twimukye; Torsæter, Ole. (2002) Impact of Changing Wettability on Oil Recovery by Spontaneous Imbibition in Sandstone and Chalk Samples. 7th Nordic Symposium on Petrophysics . [Mangler data]; Akureyri, Iceland. 2002-08-16.

2001

Vitenskapelig foredrag

Sarwaruddin, Mohammad; Skauge, A.; Torsæter, Ole. (2001) Fluid Distribution in Transition Zones. 2001 International Symposium of the Society of Core Analysts, paper SCA 2001-62 . [Mangler data]; Edinburgh. 2001-09-19.
Vitenskapelig foredrag

Sarwaruddin, Mohammad; Skauge, A.; Torsæter, Ole. (2001) Modelling of Capillary Pressure for Heterogeneous Reservoirs by a Modified J-Function. 2001 International Symposium of the Society of Core Analysts, paper SCA 2001-35 . [Mangler data]; Edinburgh. 2001-09-19.
Vitenskapelig foredrag

Talukdar, Md. Saifullah; Ioannidis, M.A.; Howard, J.J.; Torsæter, Ole. (2001) Network Modeling as a Tool for Petrophysical Measurements in Chalk. Sixth Nordic Symposium on Petrophysics, Trondheim, May 15-16, 2001 . [Mangler data]; Trondheim. 2001-05-16.
Vitenskapelig foredrag

Tweheyo, Medad Twimukye; Talukdar, Md. Saifullah; Torsæter, Ole. (2001) Hysteresis Effects in Capillary Pressure, Relative Permeability and Resistivity Index of North Sea Chalk. 2001 International Symposium of the Society of Core Analysts, paper SCA 2001-65 . [Mangler data]; Edinburgh. 2001-09-19.
Vitenskapelig foredrag

Tweheyo, Medad Twimukye; Talukdar, Md. Saifullah; Torsæter, Ole; Vafaeinezhad, Yousef. (2001) Improvement of Experimental Relative Permeability of North Sea Chalk Through Simulation. 11th Oil, Gas and Petrochemical Congress & Exhibition . [Mangler data]; Tehran, Iran. 2001-10-31.

2000

Vitenskapelig foredrag

Akervoll, Idar; Talukdar, M.S.; Midtlyng, S.H.; Stensen, J.Aa.; Torsæter, Ole. (2000) WAG Injection Experiments With In-Situ Saturation Measurements at Reservoir Conditions and Simulations. 2000 SPE/DOE Improved Oil Recovery Symposium . [Mangler data]; Tulsa, Oklahoma, 3-5 April 2000.
Vitenskapelig foredrag

Kowalewski, Espen; Holt, T.; Torsæter, Ole. (2000) Wettability alterations due to an oil soluble additive. 6th International Symposium on Reservoir Wettability and its Effect on Oil Recovery . [Mangler data]; Socorro, New Mexico, USA, September 27-28, 2000.
Poster

Sarwaruddin, M.; Torsæter, Ole; Skauge, Arne. (2000) Comparing different methods for capillary pressure measurements. 2000 International Symposium of the Society of Core Analysts . [Mangler data]; Abu Dhabi, Oct. 18-22, 2000.
Vitenskapelig foredrag

Talukdar, M. S.; Banu, H. A.; Torsæter, Ole; Kleppe, Jon. (2000) Applicability and Rate Sensitivity of Several Up-scaling Techniques in Fractured Reservoir Simulation. 2000 SPE International Conference and Exhibition . [Mangler data]; Villahermosa, Mexico, 1-3 February, 2000.
Poster

Talukdar, Saifullah; Torsæter, Ole. (2000) Pore-scale studies of mobilization and recovery of oil by waterflooding. 2000 International Symposium of the Society of Core Analysts . [Mangler data]; Abu Dhabi, Oct. 18-22, 2000.

1999

Vitenskapelig foredrag

Akervoll, Idar; Talukdar, Saifullah; Midtlyng, S.H.; Torsæter, Ole; Stensen, J.Aa.. (1999) History matching WAG injection experiments performed under CT surveillance to obtain relative permeability and capillary pressure. 20th Annual International Energy Agency Workshop and Symposium, Collaborative Project on Enhanced Oil Recovery . [Mangler data]; Paris, France, 21-24 September 1999.
Poster

Ding, Minghua; Torsæter, Ole; Jelmert, Tom Aage. (1999) Developments in centrifuge measurements of relative permeability and capillary pressure hysteresis. 1999 International Symposium of the Society of Core Analysts, paper SCA-9943 . [Mangler data]; Colorado School of Mines, Golden, Colorado, USA, August 1-4, 1999.
Vitenskapelig foredrag

Jelmert, Tom Aage; Selseng, H.; Torsæter, Ole. (1999) Effect of micro-fractures on stress-sensitivity. 5th Annual Conference of the International Association for Math ematical Geology (IAMG'99) . [Mangler data]; Trondheim, Norge.
Vitenskapelig foredrag

Jelmert, Tom Aage; Selseng, H.; Torsæter, Ole. (1999) Use of core and well test analysis to improve models for stress-sensitive reservoirs. EAGE - 10th European Symposium on Improved Oil Recovery . [Mangler data]; Brighton, UK.
Vitenskapelig foredrag

Talukdar, M. S.; Banu, H. A.; Torsæter, Ole; Kleppe, Jon. (1999) Introducing Up-scaling Techniques in Fractured Reservoir Simulation. Second Nordic Symposium on Petrophysics . [Mangler data]; Copenhagen, Denmark, August 19-20, 1999.
Vitenskapelig foredrag

Talukdar, Saifullah; Banu, H.A.; Torsæter, Ole; Kleppe, Jon. (1999) Introducing up-scaling techniques in fractured reservoir simulation. 5th Nordic Symposium on Petrophysics . [Mangler data]; Copenhagen, Denmark, August 19-20, 1999.
Vitenskapelig foredrag

Torsæter, Ole. (1999) Capillary imbibition in chalk. [Mangler data] . [Mangler data]; University of Wyoming, Laramie, Wyooming, USA, 1999-06-05.
Vitenskapelig foredrag

Torsæter, Ole. (1999) Fractured reservoirs. [Mangler data] . [Mangler data]; Ploiesti, Romania, 1999-12-08.

1998

Vitenskapelig foredrag

Abtahi, Manoochehr; Torsæter, Ole. (1998) Experimental and numerical upscaling of two-phase flow in homogeneous and heterogeneous porous media. 1998 SPE European Petroleum Conference . [Mangler data]; The Hague, The Netherlands, 20-22 October 1998.
Vitenskapelig foredrag

Torsæter, Ole; Semere, Martha; Yu, S.Y.. (1998) Effect of wettability on oil production characteristics in fractured reservoirs. Workshop: Characterisation and Interpretation of Fluid Flow in Fractured Reservoirs . [Mangler data]; Hamburg, October 13/14, 1998.
Populærvitenskapelig foredrag

Torsæter, Ole; Tjåland, Egil. (1998) Jakten på oljemilliardene - hvilken teknologi ligger bak. Lørdagsuniversitetet, NTNU . [Mangler data]; Trondheim, Norge.
Vitenskapelig foredrag

Tweheyo, M.T.; Holt, Torleif; Torsæter, Ole. (1998) An experimental study of the relationship between wettability and oil production characteristics. The 5th International Symposium on Evaluation of Reservoir Wettability and its Effect on Oil Recovery, June 22-24, 1998 . [Mangler data]; Trondheim, Norge.
Vitenskapelig foredrag

Yu, S. Y.; Akervoll, I.; Torsæter, Ole; Stensen, J. A.; Kleppe, Jon; Midtlyng, S. H.. (1998) SPE paper 48842 History Matching of Gas Injection Processes With In-Situ Saturation Measurements and Process Hysteresis. 2000 SPE International Conference and Exhibition . [Mangler data]; Beijing, China, 2-6 November, 1998.
Vitenskapelig foredrag

Yu, S.Y.; Akervoll, I.; Torsæter, Ole. (1998) Investigation of wettability behavior and its effect on final oil recovery by history matching. The 5th International Symposium on Evaluation of Reservoir Wettability and its Effect on Oil Recovery . [Mangler data]; Trondheim, Norway, June 22-24, 1998.
Vitenskapelig foredrag

Yu, S.Y.; Akervoll, I.; Torsæter, Ole; Stensen, J.A.; Kleppe, Jon; Midtlyng, S.H.. (1998) History matching gas injection processes with in-situ saturation measurements and process hysteresis. 1998 SPE International Conference and Exhibition in China . [Mangler data]; Beijing, China, 2-6 November 1998.

1997

Vitenskapelig foredrag

Alveskog, P.L.; Holt, Torleif; Torsæter, Ole. (1997) The effect of surfactant concentration on the Amott wettability index and residual oil saturation. 3rd Nordic Symposium on Petrophysics . [Mangler data]; G@øteborg.
Vitenskapelig foredrag

Torsæter, Ole; Bøe, Reidar; Holt, Torleif. (1997) An experimental study of the relationship between rock surface properties, wettability and oil production characteristics. Society of Core Analysts. International Symposium . [Mangler data]; Calgary.

1996

Vitenskapelig foredrag

Alveskog, P.L.; Holt, Torleif; Torsæter, Ole. (1996) Effet de la concentration en tensio-actif sur l'induce de mouillabilit#/e (Amott) et la saturation r#/esiduelle en huile. 4th International Symposium on Reservoir Wettability . [Mangler data]; [Mangler data].

1995

Vitenskapelig foredrag

Bolås, Trond; Torsæter, Ole. (1995) Theoretical and experimental study of the positive imbibition capillary pressure curves obtained from centrifuge data. Society of Core Analysts. International Symposium . [Mangler data]; [Mangler data].
Vitenskapelig foredrag

Munkerud, Per Kristian; Torsæter, Ole. (1995) The effect of interfacial tension on relative permeability in gas condensate systems. 8th European Symposium on Improved Oil Recovery . [Mangler data]; [Mangler data].
Vitenskapelig foredrag

Senneset, Kaare; Torsæter, Ole; Lone, Solveig; Wiig, Toril. (1995) Two-phase flow and permeability of oil in porous media. GeoEnvironment 2000 . [Mangler data]; [Mangler data].
Populærvitenskapelig foredrag

Torsæter, Ole. (1995) Measurement of spontaneous imbibition capillary pressure by a new technique. IKU-seminar . [Mangler data]; [Mangler data].

1994

Vitenskapelig foredrag

Holt, Rune M.; Fjær, Erling; Torsæter, Ole. (1994) Petrophysical laboratory measurements for basin and reservoir evaluation. Nordic Symposium on Computer Modelling of Reservoir and Basin Processes . [Mangler data]; [Mangler data].
Vitenskapelig foredrag

Torsæter, Ole. (1994) Determination of positive imbibition capillary pressure curves by centrifuging. 3rd International Symposium on Evaluation of Reservoir Wettability and its Effect on Oil Recovery . [Mangler data]; [Mangler data].

1993

Vitenskapelig foredrag

Uleberg, Knut; Kleppe, Jon; Torsæter, Ole. (1993) A review of fluid flow mechanisms for modelling of North Sea fractured reservoirs. Reservoir utilization through advanced technological help : 13 and 14 October 1993, at the Norwegian Petroleum Directorate, Stavanger, Norway : summaries of papers . [Mangler data]; [Mangler data].
Vitenskapelig foredrag

Zhou, Xian-min; Torsæter, Ole. (1993) The effect of crude-oil aging time and temperature on the rate of water imbibition and long-term recovery by imbibition. Society of Petroleum Engineers. Technical Conference and Exhibition (68 : 1993 :Houston). . [Mangler data]; [Mangler data].

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