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  1. Ansatte

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English

Leif Lia

Last ned pressefoto
Last ned pressefoto
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Leif Lia

Professor
Institutt for bygg- og miljøteknikk

leif.lia@ntnu.no
73594749 91897792 Vassbygget, 443, Valgrinda, S. P. Andersens veg 5
Publikasjoner Undervisning Formidling

Publikasjoner

  • Kronologisk
  • Etter kategori
  • Se alle publikasjoner i Cristin

2025

  • Smith, Nils Solheim; Hedberg, Mikael P. A.; Hellström, Gunnar I. J.; Lia, Leif; Andersson, Anders G.; Andreasson, Patrik. (2025) Discharge distribution in a multi-outlet spillway with varying adverse conditions. Scientific Reports
    Vitenskapelig artikkel
  • Manquehual Mery, Cristobal Javier; Li, Charlie Chunlin; Shabanimashcool, Mahdi; Grindheim, Bjarte; Lia, Leif. (2025) 3D Numerical Modeling of Rock Mass Failure in an Uplift Test of a Rock Anchor with Focus on the Role of Rock Joints. Rock Mechanics and Rock Engineering
    Vitenskapelig artikkel
  • Bremset, Gunnbjørn; Dalsnes, Bjørn; Fjeldstad, Hans-Petter; Kraabøl, Morten; Lia, Leif. (2025) Teknisk oppgradering av fiskesperra ved Snøvasmælan i Driva. Rapport fra nasjonal ekspertgruppe for fiskesperrer (1)
    Rapport
  • Gebremariam, Filmon Tquabo; Tesfay, Asfafaw Haileselassie; Sigtryggsdottir, Fjola Gudrun; Goitom, Haddush; Lia, Leif. (2025) Overtopping-Induced Embankment Breaching Experiments: State-of-the-Art Review on Measurement and Instrumentation. Water
    Vitenskapelig oversiktsartikkel/review
  • Bremset, Gunnbjørn; Dalsnes, Bjørn; Fjeldstad, Hans-Petter; Kraabøl, Morten; Lia, Leif. (2025) Forslag til tiltak for å hindre oppvandring av laks i Hellefossen. Rapport fra nasjonal ekspertgruppe for fiskesperrer (3)
    Rapport
  • Bremset, Gunnbjørn; Dalsnes, Bjørn; Fjeldstad, Hans-Petter; Kraabøl, Morten; Lia, Leif. (2025) Forslag til tiltak mot fremmede fiskearter i Telemarkskanalen. Rapport fra nasjonal ekspertgruppe for fiskesperrer (2)
    Rapport
  • Tesfay, Asfafaw Haileselassie; Lia, Leif; Vereide, Kaspar Vatland. (2025) Composite surge tanks to boost hydropower flexibility. Renewable Energy
    Vitenskapelig artikkel
  • Adolfsen, Pål; Alfredsen, Knut Tore; Bremset, Gunnbjørn; Dalsnes, Bjørn; Davidsen, Jan Grimsrud; Kraabøl, Morten. (2025) Forslag til tiltak mot pukkellaks i store vassdrag. Rapport fra nasjonal ekspertgruppe for fiskesperrer (4)
    Rapport

2024

  • Bakken, Tor Haakon; Lia, Leif; Fleten, Stein-Erik; Korpås, Magnus; Skjølsvold, Tomas Moe. (2024) Vannkraftselskapene bør få tjene penger på samfunnsnyttige prosjekter. Europower
    Kronikk
  • Pitorac, Livia-Ioana; Lia, Leif. (2024) Ombygging av vannkraftverk til pumpekraftverk: Tunnelsystemet.
    Briefs
  • Kadia, Subhojit; Albayrak, Ismail; Lia, Leif; Rüther, Nils; Pummer, Elena Marianne. (2024) Reynolds Stress Model Study Comparing the Secondary Currents and Turbulent Flow Characteristics in High-Speed Narrow Open Channel and Duct Flows. Journal of Hydraulic Engineering
    Vitenskapelig artikkel
  • Bor Turkben, Asli; Szabo-Meszaros, Marcell; Vereide, Kaspar Vatland; Lia, Leif. (2024) Application of Three-Dimensional CFD Model to Determination of the Capacity of Existing Tyrolean Intake. Water
    Vitenskapelig artikkel
  • Mikalsen, Lars Marius; Thorsen, Kasper Haugaard; Bor, Asli; Lia, Leif. (2024) Investigation of Improved Energy Dissipation in Stepped Spillways Applying Bubble Image Velocimetry. Water
    Vitenskapelig artikkel
  • Kadia, Subhojit; Lia, Leif; Albayrak, Ismail; Pummer, Elena Marianne. (2024) The effect of cross-sectional geometry on the high-speed narrow open channel flows: An updated Reynolds stress model study. Computers & Fluids
    Vitenskapelig artikkel
  • Tesfay, Asfafaw Haileselassie; Gebreslassie, Mulualem G.; Lia, Leif. (2024) Sustainability challenges of hydropower and its implication on Ethiopia’s economy. International Journal of Sustainable Engineering
    Vitenskapelig artikkel
  • Bista, Dipen; Ulfberg, Adrian; Lia, Leif; Gonzalez-Libreros, Jaime; Johansson, Fredrik; Sas, Gabriel. (2024) Numerical parametric study on the influence of location and inclination of large-scale asperities on the shear strength of concrete-rock interfaces of small buttress dams. Journal of Rock Mechanics and Geotechnical Engineering
    Vitenskapelig artikkel
  • Kadia, Subhojit; Larsson, I.A. Sofia; Billstein, Mats; Rüther, Nils; Lia, Leif; Pummer, Elena Marianne. (2024) Investigating supercritical flow characteristics and movement of sediment particles in a narrow channel bend using PTV and video footage. Advances in Water Resources
    Vitenskapelig artikkel
  • Kadia, Subhojit; Larsson, Sofia; Billstein, Mats; Lia, Leif; Pummer, Elena Marianne. (2024) Experimental and numerical investigations of the water surface profile and wave extrema of supercritical flows in a narrow channel bend. Scientific Reports
    Vitenskapelig artikkel
  • Adolfsen, Pål; Alfredsen, Knut Tore; Bremset, Gunnbjørn; Davidsen, Jan Grimsrud; Dalsnes, Bjørn; Lia, Leif. (2024) Utprøving av pukkellaksfelle i Altaelva. Villaksnytt
    Populærvitenskapelig artikkel

2023

  • Lia, Leif. (2023) Ta pause i havvind, rigg om i vannkraft. Dagens næringsliv
    Kronikk
  • Smith, Nils Solheim; Hedberg, Mikael; Lunde, Hanne N.; Pummer, Elena Marianne; Lia, Leif. (2023) Modified Guide Walls for Incremental Increase of Spillway Capacity. Proceedings of the IAHR World Congress
    Vitenskapelig artikkel
  • Richter, Wolfgang; Zenz, Gerald; Pummer, Elena Marianne; Vereide, Kaspar Vatland; Lia, Leif; Pikl, Franz Georg. (2023) Pumpspeicherkraftwerke als wirtschaftliche Assets für Regelleistung und Speicher in erneuerbaren Energiesystemen. Berichte des Lehrstuhls und der Versuchsanstalt für Wasserbau und Wasserwirtschaft
    Vitenskapelig artikkel
  • Grindheim, Bjarte; Li, Charlie Chunlin; Høien, Are Håvard; Lia, Leif. (2023) Behavior of a Rock Mass in Uplift Field Tests of Rock Anchors. Rock Mechanics and Rock Engineering
    Vitenskapelig artikkel
  • Lia, Leif; Nysveen, Arne. (2023) – Alle vil ha den regulerbare vannkrafta, men bør alle få den?. Europower
    Kronikk
  • Landrø, Juliet; Lia, Leif. (2023) Smartere bruk av norsk vannkraft kan spare natur, sikre krafttilgang og øke fortjenesten.
    Nettsider (opplysningsmateriale)
  • Vilberg, Ingrid Kristine; Lia, Leif; Aronsen, Tonje; Gosselin, Marie-Pierre; Harby, Atle; Belsnes, Michael Martin. (2023) Potensial for opprusting og utvidelse av vannkraft med miljødesign- PotOUt. Hydrocen rapport
    Rapport
  • Kiplesund, Geir Helge; Sigtryggsdottir, Fjola Gudrun; Lia, Leif. (2023) Breach Progression Observation in Rockfill Dam Models Using Photogrammetry. Remote Sensing
    Vitenskapelig artikkel
  • Rødtang, Einar Albert; Alfredsen, Knut Tore; Høyland, Knut Vilhelm; Lia, Leif. (2023) Review of river ice force calculation methods. Cold Regions Science and Technology
    Vitenskapelig artikkel
  • Vilberg, Ingrid Kristine; Lia, Leif; Aronsen, Tonje; Gosselin, Marie-Pierre; Harby, Atle; Belsnes, Michael Martin. (2023) Potensial for opprusting og utvidelse av vannkraft med miljødesign. Norwegian Research Centre for Hydropower Technology TRONDHEIM
    Rapport
  • Bor, Asli; Szabo-Meszaros, Marcell; Vereide, Kaspar Vatland; Lia, Leif. (2023) CFD model simulations for the purpose of optimizing secondary intakes. NTNU/SINTEF
    Rapport
  • Adolfsen, Pål; Alfredsen, Knut Tore; Bremset, Gunnbjørn; Dalsnes, Bjørn; Kraabøl, Morten; Lia, Leif. (2023) Forslag til tiltak mot pukkellaks i store vassdrag. Miljødirektoratet. Rapport
    Rapport

2022

  • Pitorac, Livia-Ioana; Vereide, Kaspar; Lia, Leif; Cervantes, Michel. (2022) Hydraulic Scale Modeling of Mass Oscillations in a Pumped Storage Plant with Multiple Surge Tanks. Journal of Hydraulic Engineering
    Vitenskapelig artikkel

2021

  • Pitorac, Livia-Ioana; Lia, Leif; Vereide, Kaspar; Cervantes, Michel. (2021) Upgrading of Hydropower Plants to Pumped Storage Plants: Tunnel System Hydraulics. Doktoravhandlinger ved NTNU (352)
    Doktorgradsavhandling
  • Sas, Gabriel; Popescu, Cosmin; Bista, Dipen; Seger, Andreas; Arntsen, Bård; Johansson, Fredrik. (2021) Influence of large-scale asperities on the shear strength of concrete-rock interface of small buttress dams. Engineering structures
    Vitenskapelig artikkel
  • Havrevoll, Ola Haugen; Vereide, Kaspar; Lia, Leif. (2021) Efficiency of Pressurized Rock Traps for Unlined Hydropower Tunnels. Energies
    Vitenskapelig oversiktsartikkel/review
  • Hiriyanna Rao Ravindra, Ganesh; Sigtryggsdottir, Fjola Gudrun; Lia, Leif. (2021) Buckling analogy for 2D deformation of placed ripraps exposed to overtopping. Journal of Hydraulic Research
    Vitenskapelig artikkel

2020

  • Pavlícek, Michal; Lia, Leif; Bruland, Oddbjørn. (2020) STABILITY OF RIVERBANK RIPRAP IN SUPERCRITICAL FLOW CONDITIONS – EFFECT OF STONE PLACEMENT . NVE Ekstern rapport
    Vitenskapelig artikkel
  • Pitorac, Livia-Ioana; Vereide, Kaspar; Lia, Leif. (2020) Upgrading hydropower plants to pump storage plants: A hydraulic scale model of the tunnel system. 8th IAHR International Symposium on Hydraulic Structures ISHS2020
    Vitenskapelig artikkel
  • Vereide, Kaspar Vatland; Mo, Birger; Forseth, Torbjørn; Lia, Leif; Nysveen, Arne; Dahlhaug, Ole Gunnar. (2020) AlternaFuture. Norwegian Research Centre for Hydropower Technology TRONDHEIM
    Rapport
  • Alfredsen, Knut; Høyland, Knut Vilhelm; Lu, Wenjun; Bjerke, Per Ludvig; Lia, Leif; Løset, Sveinung. (2020) PROCEEDINGS OF THE 25th INTERNATIONAL SYMPOSIUM ON ICE Trondheim, Norway, 23rd – 25th November 2020. The International Association for Hydro-Environment Engineering and Research (IAHR) Proceedings of the IAHR International Symposium on Ice (1)
    Vitenskapelig antologi/Konferanseserie
  • Bista, Dipen; Sas, Gabriel; Johansson, Fredrik; Lia, Leif. (2020) Influence of location of large-scale asperity on shear strength of concrete-rock interface under eccentric load. Journal of Rock Mechanics and Geotechnical Engineering
    Vitenskapelig artikkel
  • Pitorac, Livia Ioana; Vereide, Kaspar; Lia, Leif. (2020) Technical Review of Existing Norwegian Pumped Storage Plants. Energies
    Vitenskapelig oversiktsartikkel/review
  • Lia, Leif; Nøvik, Hanne; Alfredsen, Knut. (2020) Reducing ice accumulation on Coanda Screen intakes. The International Association for Hydro-Environment Engineering and Research (IAHR)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Tessema, Netsanet; Sigtryggsdottir, Fjola Gudrun; Lia, Leif; Jabir, Asie. (2020) Physical model study on discharge over a dam due to landslide generatedwaves. Water
    Vitenskapelig artikkel

2019

  • Hiller, Priska Helene; Lia, Leif; Aberle, Jochen. (2019) Field and model tests of riprap on steep slopes exposed to overtopping. Journal of Applied Water Engineering and Research
    Vitenskapelig artikkel
  • Tessema, Netsanet Nigatu; Sigtryggsdottir, Fjola Gudrun; Lia, Leif; Jabir, Asie Kemal. (2019) Case Study of Dam Overtopping from Waves Generated by Landslides Impinging Perpendicular to a Reservoir’s Longitudinal Axis . Journal of Marine Science and Engineering (JMSE)
    Vitenskapelig artikkel
  • Hiriyanna Rao Ravindra, Ganesh; Sigtryggsdottir, Fjola Gudrun; Asbølmo, Malin Fossum; Lia, Leif. (2019) Toe support conditions for placed ripraps on rockfill dams –A field survey. VANN
    Vitenskapelig artikkel

2018

  • Vereide, Kaspar; Lia, Leif. (2018) Tunneling Research. International Water Power and Dam Construction
    Populærvitenskapelig artikkel
  • Hiller, Priska Helene; Aberle, Jochen; Lia, Leif. (2018) Displacements as failure origin of placed riprap on steep slopes. Journal of Hydraulic Research
    Vitenskapelig artikkel
  • Brende, Hege; Lia, Leif; Nilsen, Bjørn. (2018) FME HydroCen - Norsk storsatsning på vannkraft. Norsk Forening for Fjellsprengningsteknikk
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Belete, Kiflom Wasihun; Trongkleiv, Hans Erik; Lia, Leif. (2018) Modellforsøk flomløp Strandevatndammen . NTNU
    Rapport
  • Hiriyanna Rao Ravindra, Ganesh; Sigtryggsdottir, Fjola Gudrun; Lia, Leif. (2018) EVALUATION OF DESIGN CRITERIA FOR DOWNSTREAM RIPRAP OF ROCKFILL DAMS . CRC Press
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2017

  • Vereide, Kaspar; Svingen, Bjørnar; Nielsen, Torbjørn Kristian; Lia, Leif. (2017) The Effect of Surge Tank Throttling on Governor Stability, Power Control, and Hydraulic Transients in Hydropower Plants. IEEE transactions on energy conversion
    Vitenskapelig artikkel
  • Belete, Kiflom Wasihun; Baard Aasmund, Utvik Gjerde; Lia, Leif. (2017) Modellforsøk Flomløp Storlivatnetdammen. NTNU
    Rapport
  • Belete, Kiflom Wasihun; Fiskum, Gunnar Andreas; Lia, Leif; Brøste Mittet, Karoline. (2017) Modellforsøk flomløp Follsjødammen. ntnu
    Rapport
  • Lia, Leif; Aas, Mikal Naug; Killingtveit, Ånund. (2017) Increased generation from upgrading and extension projects. International journal on hydropower and dams
    Vitenskapelig artikkel
  • Killingtveit, Ånund; Solvang, Eivind; Alfredsen, Knut; Lia, Leif; Ruther, Nils; Harby, Atle. (2017) Utfordringer og muligheter for norsk vannkraft ved integrasjon med vind- og solkraft i Europa. En oppsummering fra HydroPEAK-prosjektet . NINA temahefte (71)
    Rapport

2016

  • Belete, Kiflom Wasihun; Glimsdal, Sylfest; Lia, Leif. (2016) Skredgenererte bølger i magasin - Modellforsøk og numeriske simuleringer av oppskylling over fyllingsdam. NTNU
    Rapport
  • Vereide, Kaspar; Lia, Leif; Nielsen, Torbjørn Kristian. (2016) Hydraulics and Thermodynamics of Closed Surge Tanks for Hydropower Plants. Doktoravhandlinger ved NTNU (20)
    Doktorgradsavhandling
  • Belete, Kiflom Wasihun; Glimsdal, Sylfest; Lia, Leif. (2016) Physical model test on dam overtopping due to landslide generated waves in reservoirs. NTNU
    Rapport
  • Belete, Kiflom Wasihun; Lia, Leif; Ruud, Anne Marit; Liif, Jan; Molle, Gjermund. (2016) Gated versus ungated spillways: Working together for dam safety. International Water Power and Dam Construction
    Fagartikkel

2015

  • Lia, Leif; Jensen, Torodd; Stensby, Kjell Erik; Midttømme, Grethe Holm; Ruud, Anne Marit. (2015) The current status of hydropower development and dam construction in Norway. International journal on hydropower and dams
    Vitenskapelig artikkel
  • Belete, Kiflom Wasihun; Lia, Leif. (2015) Physical model test on dam overtopping due to landslide generated waves in reservoirs. NTNU
    Rapport
  • Vereide, Kaspar; Lia, Leif; Nielsen, Torbjørn Kristian. (2015) Hydraulic scale modelling and thermodynamics of mass oscillations in closed surge tanks. Journal of Hydraulic Research
    Vitenskapelig artikkel
  • Hiller, Priska Helene; Lia, Leif. (2015) Practical challenges and experience from large-scale overtopping tests with placed riprap. CRC Press
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vereide, Kaspar; Richter, Wolfgang; Zenz, Gerald; Lia, Leif. (2015) Surge Tank Research in Austria and Norway. Wasserwirtschaft
    Vitenskapelig artikkel
  • Sas, Gabriel; Bretas, Eduardo Martins; Lia, Leif. (2015) Advanced sliding assessment of Målset dam; Tests and numerical analysis of unbonded joints.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2014

  • Nøvik, Hanne; Lia, Leif; Wigestrand, Mari. (2014) Horizontal Trash Rack - a New Intake Concept for Efficient Backflushing. Journal of Applied Water Engineering and Research
    Vitenskapelig artikkel
  • Nøvik, Hanne; Lia, Leif; Opaker, Henrik. (2014) Performance of Coanda-effect screens in a cold climate. Journal of cold regions engineering
    Vitenskapelig artikkel
  • Nøvik, Hanne; Lia, Leif; Rettedal, Bjørnar; Nielsen, Lars Eid. (2014) Hydraulics of backflushing for efficiently cleaning hydropower trash racks. Canadian journal of civil engineering (Print)
    Vitenskapelig artikkel
  • Vereide, Kaspar; Richter, Wolfgang; Lia, Leif. (2014) Benefits of the Air Cushion Surge Chamber for Alpine Hydropower Plants.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hiller, Priska Helene; Lia, Leif; Aberle, Jochen; Wirtz, Stefan; Casper, Markus C.. (2014) Riprap design on the downstream slope of rockfill dams. Mitteilungen - Leichtweiss-Institut für Wasserbau der Technischen Universität Braunschweig
    Vitenskapelig artikkel

2013

  • Gebre, Solomon Bogale; Alfredsen, Knut; Lia, Leif; Stickler, M; Tesaker, Einar. (2013) Ice Effects on Hydropower Systems — A Review. Journal of cold regions engineering
    Vitenskapelig artikkel
  • Dag, Bjørkmo; Odd, Guttormson; Belete, Kiflom Wasihun; Lia, Leif. (2013) Svartevassdammen-Fysisk Modellforsøk av Flomløpssystemet. NTNU
    Rapport
  • Vereide, Kaspar; Lia, Leif; Ødegård, Lars Øyvind. (2013) Monte Carlo Simulation for Economic Analysis of Hydropower Pumped Storage in Nepal. Hydro Nepal: Journal of Water, Energy and Environment
    Vitenskapelig artikkel

2012

  • Bråtveit, Kari; Lia, Leif; Olsen, Nils Reidar Bøe. (2012) An Efficient Method to Describe the Geometry and the Roughness of an Existing Unlined Hydro Power Tunnel. Energy Procedia
    Vitenskapelig artikkel

2011

  • Nøvik, Hanne; Jørstad, Oddvar; Lia, Leif. (2011) Experimental Study of Back Flushing of Trash Racks.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Neby, Lars Kristian; Lia, Leif. (2011) Dimensjonering av slakke fjellbolter - Resultat av fullskala forsøk. Norsk Jord- og Fjellteknisk Forbund
    Vitenskapelig antologi/Konferanseserie
  • Belete, Kiflom Wasihun; Guttormsen, Odd; Lia, Leif; Speth, Caroline. (2011) Physical Model Study of Dabbsj0o II Side Channel Spillway. NTNU
    Rapport
  • Lia, Leif. (2011) Gode inntak og dammar. Småkraftnytt
    Kronikk
  • Belete, Kiflom Wasihun; Guttormsen, Odd; Lia, Leif; Shigdel, Pushpa. (2011) Physical Model Study of Dabbsjö I Speillway. NTNU
    Rapport
  • Ruud, Anne Marit; Lia, Leif. (2011) Environmetal rehabilitation of Dam Bitdalen. CRC Press CRC Press
    Vitenskapelig antologi/Konferanseserie
  • Johnson, Malisa; Mtalo, Felix; Lia, Leif. (2011) How fill material affects the overtopping process for earthfill dams. Hydro Review Worldwide
    Vitenskapelig artikkel
  • Ruud, Anne Marit; Lia, Leif. (2011) Environmental rehabilitation of Dam Bitdalen. CRC Press
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

2010

  • Lia, Leif. (2010) The dam safety engineering course - 17 yeras of experience and development. Verlag der Technishen Universitet Graz
    Vitenskapelig antologi/Konferanseserie

Tidsskriftspublikasjoner

  • Smith, Nils Solheim; Hedberg, Mikael P. A.; Hellström, Gunnar I. J.; Lia, Leif; Andersson, Anders G.; Andreasson, Patrik. (2025) Discharge distribution in a multi-outlet spillway with varying adverse conditions. Scientific Reports
    Vitenskapelig artikkel
  • Manquehual Mery, Cristobal Javier; Li, Charlie Chunlin; Shabanimashcool, Mahdi; Grindheim, Bjarte; Lia, Leif. (2025) 3D Numerical Modeling of Rock Mass Failure in an Uplift Test of a Rock Anchor with Focus on the Role of Rock Joints. Rock Mechanics and Rock Engineering
    Vitenskapelig artikkel
  • Gebremariam, Filmon Tquabo; Tesfay, Asfafaw Haileselassie; Sigtryggsdottir, Fjola Gudrun; Goitom, Haddush; Lia, Leif. (2025) Overtopping-Induced Embankment Breaching Experiments: State-of-the-Art Review on Measurement and Instrumentation. Water
    Vitenskapelig oversiktsartikkel/review
  • Tesfay, Asfafaw Haileselassie; Lia, Leif; Vereide, Kaspar Vatland. (2025) Composite surge tanks to boost hydropower flexibility. Renewable Energy
    Vitenskapelig artikkel
  • Bakken, Tor Haakon; Lia, Leif; Fleten, Stein-Erik; Korpås, Magnus; Skjølsvold, Tomas Moe. (2024) Vannkraftselskapene bør få tjene penger på samfunnsnyttige prosjekter. Europower
    Kronikk
  • Kadia, Subhojit; Albayrak, Ismail; Lia, Leif; Rüther, Nils; Pummer, Elena Marianne. (2024) Reynolds Stress Model Study Comparing the Secondary Currents and Turbulent Flow Characteristics in High-Speed Narrow Open Channel and Duct Flows. Journal of Hydraulic Engineering
    Vitenskapelig artikkel
  • Bor Turkben, Asli; Szabo-Meszaros, Marcell; Vereide, Kaspar Vatland; Lia, Leif. (2024) Application of Three-Dimensional CFD Model to Determination of the Capacity of Existing Tyrolean Intake. Water
    Vitenskapelig artikkel
  • Mikalsen, Lars Marius; Thorsen, Kasper Haugaard; Bor, Asli; Lia, Leif. (2024) Investigation of Improved Energy Dissipation in Stepped Spillways Applying Bubble Image Velocimetry. Water
    Vitenskapelig artikkel
  • Kadia, Subhojit; Lia, Leif; Albayrak, Ismail; Pummer, Elena Marianne. (2024) The effect of cross-sectional geometry on the high-speed narrow open channel flows: An updated Reynolds stress model study. Computers & Fluids
    Vitenskapelig artikkel
  • Tesfay, Asfafaw Haileselassie; Gebreslassie, Mulualem G.; Lia, Leif. (2024) Sustainability challenges of hydropower and its implication on Ethiopia’s economy. International Journal of Sustainable Engineering
    Vitenskapelig artikkel
  • Bista, Dipen; Ulfberg, Adrian; Lia, Leif; Gonzalez-Libreros, Jaime; Johansson, Fredrik; Sas, Gabriel. (2024) Numerical parametric study on the influence of location and inclination of large-scale asperities on the shear strength of concrete-rock interfaces of small buttress dams. Journal of Rock Mechanics and Geotechnical Engineering
    Vitenskapelig artikkel
  • Kadia, Subhojit; Larsson, I.A. Sofia; Billstein, Mats; Rüther, Nils; Lia, Leif; Pummer, Elena Marianne. (2024) Investigating supercritical flow characteristics and movement of sediment particles in a narrow channel bend using PTV and video footage. Advances in Water Resources
    Vitenskapelig artikkel
  • Kadia, Subhojit; Larsson, Sofia; Billstein, Mats; Lia, Leif; Pummer, Elena Marianne. (2024) Experimental and numerical investigations of the water surface profile and wave extrema of supercritical flows in a narrow channel bend. Scientific Reports
    Vitenskapelig artikkel
  • Adolfsen, Pål; Alfredsen, Knut Tore; Bremset, Gunnbjørn; Davidsen, Jan Grimsrud; Dalsnes, Bjørn; Lia, Leif. (2024) Utprøving av pukkellaksfelle i Altaelva. Villaksnytt
    Populærvitenskapelig artikkel
  • Lia, Leif. (2023) Ta pause i havvind, rigg om i vannkraft. Dagens næringsliv
    Kronikk
  • Smith, Nils Solheim; Hedberg, Mikael; Lunde, Hanne N.; Pummer, Elena Marianne; Lia, Leif. (2023) Modified Guide Walls for Incremental Increase of Spillway Capacity. Proceedings of the IAHR World Congress
    Vitenskapelig artikkel
  • Richter, Wolfgang; Zenz, Gerald; Pummer, Elena Marianne; Vereide, Kaspar Vatland; Lia, Leif; Pikl, Franz Georg. (2023) Pumpspeicherkraftwerke als wirtschaftliche Assets für Regelleistung und Speicher in erneuerbaren Energiesystemen. Berichte des Lehrstuhls und der Versuchsanstalt für Wasserbau und Wasserwirtschaft
    Vitenskapelig artikkel
  • Grindheim, Bjarte; Li, Charlie Chunlin; Høien, Are Håvard; Lia, Leif. (2023) Behavior of a Rock Mass in Uplift Field Tests of Rock Anchors. Rock Mechanics and Rock Engineering
    Vitenskapelig artikkel
  • Lia, Leif; Nysveen, Arne. (2023) – Alle vil ha den regulerbare vannkrafta, men bør alle få den?. Europower
    Kronikk
  • Kiplesund, Geir Helge; Sigtryggsdottir, Fjola Gudrun; Lia, Leif. (2023) Breach Progression Observation in Rockfill Dam Models Using Photogrammetry. Remote Sensing
    Vitenskapelig artikkel
  • Rødtang, Einar Albert; Alfredsen, Knut Tore; Høyland, Knut Vilhelm; Lia, Leif. (2023) Review of river ice force calculation methods. Cold Regions Science and Technology
    Vitenskapelig artikkel
  • Pitorac, Livia-Ioana; Vereide, Kaspar; Lia, Leif; Cervantes, Michel. (2022) Hydraulic Scale Modeling of Mass Oscillations in a Pumped Storage Plant with Multiple Surge Tanks. Journal of Hydraulic Engineering
    Vitenskapelig artikkel
  • Sas, Gabriel; Popescu, Cosmin; Bista, Dipen; Seger, Andreas; Arntsen, Bård; Johansson, Fredrik. (2021) Influence of large-scale asperities on the shear strength of concrete-rock interface of small buttress dams. Engineering structures
    Vitenskapelig artikkel
  • Havrevoll, Ola Haugen; Vereide, Kaspar; Lia, Leif. (2021) Efficiency of Pressurized Rock Traps for Unlined Hydropower Tunnels. Energies
    Vitenskapelig oversiktsartikkel/review
  • Hiriyanna Rao Ravindra, Ganesh; Sigtryggsdottir, Fjola Gudrun; Lia, Leif. (2021) Buckling analogy for 2D deformation of placed ripraps exposed to overtopping. Journal of Hydraulic Research
    Vitenskapelig artikkel
  • Pavlícek, Michal; Lia, Leif; Bruland, Oddbjørn. (2020) STABILITY OF RIVERBANK RIPRAP IN SUPERCRITICAL FLOW CONDITIONS – EFFECT OF STONE PLACEMENT . NVE Ekstern rapport
    Vitenskapelig artikkel
  • Pitorac, Livia-Ioana; Vereide, Kaspar; Lia, Leif. (2020) Upgrading hydropower plants to pump storage plants: A hydraulic scale model of the tunnel system. 8th IAHR International Symposium on Hydraulic Structures ISHS2020
    Vitenskapelig artikkel
  • Bista, Dipen; Sas, Gabriel; Johansson, Fredrik; Lia, Leif. (2020) Influence of location of large-scale asperity on shear strength of concrete-rock interface under eccentric load. Journal of Rock Mechanics and Geotechnical Engineering
    Vitenskapelig artikkel
  • Pitorac, Livia Ioana; Vereide, Kaspar; Lia, Leif. (2020) Technical Review of Existing Norwegian Pumped Storage Plants. Energies
    Vitenskapelig oversiktsartikkel/review
  • Tessema, Netsanet; Sigtryggsdottir, Fjola Gudrun; Lia, Leif; Jabir, Asie. (2020) Physical model study on discharge over a dam due to landslide generatedwaves. Water
    Vitenskapelig artikkel
  • Hiller, Priska Helene; Lia, Leif; Aberle, Jochen. (2019) Field and model tests of riprap on steep slopes exposed to overtopping. Journal of Applied Water Engineering and Research
    Vitenskapelig artikkel
  • Tessema, Netsanet Nigatu; Sigtryggsdottir, Fjola Gudrun; Lia, Leif; Jabir, Asie Kemal. (2019) Case Study of Dam Overtopping from Waves Generated by Landslides Impinging Perpendicular to a Reservoir’s Longitudinal Axis . Journal of Marine Science and Engineering (JMSE)
    Vitenskapelig artikkel
  • Hiriyanna Rao Ravindra, Ganesh; Sigtryggsdottir, Fjola Gudrun; Asbølmo, Malin Fossum; Lia, Leif. (2019) Toe support conditions for placed ripraps on rockfill dams –A field survey. VANN
    Vitenskapelig artikkel
  • Vereide, Kaspar; Lia, Leif. (2018) Tunneling Research. International Water Power and Dam Construction
    Populærvitenskapelig artikkel
  • Hiller, Priska Helene; Aberle, Jochen; Lia, Leif. (2018) Displacements as failure origin of placed riprap on steep slopes. Journal of Hydraulic Research
    Vitenskapelig artikkel
  • Vereide, Kaspar; Svingen, Bjørnar; Nielsen, Torbjørn Kristian; Lia, Leif. (2017) The Effect of Surge Tank Throttling on Governor Stability, Power Control, and Hydraulic Transients in Hydropower Plants. IEEE transactions on energy conversion
    Vitenskapelig artikkel
  • Lia, Leif; Aas, Mikal Naug; Killingtveit, Ånund. (2017) Increased generation from upgrading and extension projects. International journal on hydropower and dams
    Vitenskapelig artikkel
  • Belete, Kiflom Wasihun; Lia, Leif; Ruud, Anne Marit; Liif, Jan; Molle, Gjermund. (2016) Gated versus ungated spillways: Working together for dam safety. International Water Power and Dam Construction
    Fagartikkel
  • Lia, Leif; Jensen, Torodd; Stensby, Kjell Erik; Midttømme, Grethe Holm; Ruud, Anne Marit. (2015) The current status of hydropower development and dam construction in Norway. International journal on hydropower and dams
    Vitenskapelig artikkel
  • Vereide, Kaspar; Lia, Leif; Nielsen, Torbjørn Kristian. (2015) Hydraulic scale modelling and thermodynamics of mass oscillations in closed surge tanks. Journal of Hydraulic Research
    Vitenskapelig artikkel
  • Vereide, Kaspar; Richter, Wolfgang; Zenz, Gerald; Lia, Leif. (2015) Surge Tank Research in Austria and Norway. Wasserwirtschaft
    Vitenskapelig artikkel
  • Nøvik, Hanne; Lia, Leif; Wigestrand, Mari. (2014) Horizontal Trash Rack - a New Intake Concept for Efficient Backflushing. Journal of Applied Water Engineering and Research
    Vitenskapelig artikkel
  • Nøvik, Hanne; Lia, Leif; Opaker, Henrik. (2014) Performance of Coanda-effect screens in a cold climate. Journal of cold regions engineering
    Vitenskapelig artikkel
  • Nøvik, Hanne; Lia, Leif; Rettedal, Bjørnar; Nielsen, Lars Eid. (2014) Hydraulics of backflushing for efficiently cleaning hydropower trash racks. Canadian journal of civil engineering (Print)
    Vitenskapelig artikkel
  • Hiller, Priska Helene; Lia, Leif; Aberle, Jochen; Wirtz, Stefan; Casper, Markus C.. (2014) Riprap design on the downstream slope of rockfill dams. Mitteilungen - Leichtweiss-Institut für Wasserbau der Technischen Universität Braunschweig
    Vitenskapelig artikkel
  • Gebre, Solomon Bogale; Alfredsen, Knut; Lia, Leif; Stickler, M; Tesaker, Einar. (2013) Ice Effects on Hydropower Systems — A Review. Journal of cold regions engineering
    Vitenskapelig artikkel
  • Vereide, Kaspar; Lia, Leif; Ødegård, Lars Øyvind. (2013) Monte Carlo Simulation for Economic Analysis of Hydropower Pumped Storage in Nepal. Hydro Nepal: Journal of Water, Energy and Environment
    Vitenskapelig artikkel
  • Bråtveit, Kari; Lia, Leif; Olsen, Nils Reidar Bøe. (2012) An Efficient Method to Describe the Geometry and the Roughness of an Existing Unlined Hydro Power Tunnel. Energy Procedia
    Vitenskapelig artikkel
  • Lia, Leif. (2011) Gode inntak og dammar. Småkraftnytt
    Kronikk
  • Johnson, Malisa; Mtalo, Felix; Lia, Leif. (2011) How fill material affects the overtopping process for earthfill dams. Hydro Review Worldwide
    Vitenskapelig artikkel

Bøker

  • Alfredsen, Knut; Høyland, Knut Vilhelm; Lu, Wenjun; Bjerke, Per Ludvig; Lia, Leif; Løset, Sveinung. (2020) PROCEEDINGS OF THE 25th INTERNATIONAL SYMPOSIUM ON ICE Trondheim, Norway, 23rd – 25th November 2020. The International Association for Hydro-Environment Engineering and Research (IAHR) Proceedings of the IAHR International Symposium on Ice (1)
    Vitenskapelig antologi/Konferanseserie
  • Neby, Lars Kristian; Lia, Leif. (2011) Dimensjonering av slakke fjellbolter - Resultat av fullskala forsøk. Norsk Jord- og Fjellteknisk Forbund
    Vitenskapelig antologi/Konferanseserie
  • Ruud, Anne Marit; Lia, Leif. (2011) Environmetal rehabilitation of Dam Bitdalen. CRC Press CRC Press
    Vitenskapelig antologi/Konferanseserie
  • Lia, Leif. (2010) The dam safety engineering course - 17 yeras of experience and development. Verlag der Technishen Universitet Graz
    Vitenskapelig antologi/Konferanseserie

Del av bok/rapport

  • Lia, Leif; Nøvik, Hanne; Alfredsen, Knut. (2020) Reducing ice accumulation on Coanda Screen intakes. The International Association for Hydro-Environment Engineering and Research (IAHR)
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Brende, Hege; Lia, Leif; Nilsen, Bjørn. (2018) FME HydroCen - Norsk storsatsning på vannkraft. Norsk Forening for Fjellsprengningsteknikk
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hiriyanna Rao Ravindra, Ganesh; Sigtryggsdottir, Fjola Gudrun; Lia, Leif. (2018) EVALUATION OF DESIGN CRITERIA FOR DOWNSTREAM RIPRAP OF ROCKFILL DAMS . CRC Press
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hiller, Priska Helene; Lia, Leif. (2015) Practical challenges and experience from large-scale overtopping tests with placed riprap. CRC Press
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Sas, Gabriel; Bretas, Eduardo Martins; Lia, Leif. (2015) Advanced sliding assessment of Målset dam; Tests and numerical analysis of unbonded joints.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Vereide, Kaspar; Richter, Wolfgang; Lia, Leif. (2014) Benefits of the Air Cushion Surge Chamber for Alpine Hydropower Plants.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Nøvik, Hanne; Jørstad, Oddvar; Lia, Leif. (2011) Experimental Study of Back Flushing of Trash Racks.
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ruud, Anne Marit; Lia, Leif. (2011) Environmental rehabilitation of Dam Bitdalen. CRC Press
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Rapport

  • Bremset, Gunnbjørn; Dalsnes, Bjørn; Fjeldstad, Hans-Petter; Kraabøl, Morten; Lia, Leif. (2025) Teknisk oppgradering av fiskesperra ved Snøvasmælan i Driva. Rapport fra nasjonal ekspertgruppe for fiskesperrer (1)
    Rapport
  • Bremset, Gunnbjørn; Dalsnes, Bjørn; Fjeldstad, Hans-Petter; Kraabøl, Morten; Lia, Leif. (2025) Forslag til tiltak for å hindre oppvandring av laks i Hellefossen. Rapport fra nasjonal ekspertgruppe for fiskesperrer (3)
    Rapport
  • Bremset, Gunnbjørn; Dalsnes, Bjørn; Fjeldstad, Hans-Petter; Kraabøl, Morten; Lia, Leif. (2025) Forslag til tiltak mot fremmede fiskearter i Telemarkskanalen. Rapport fra nasjonal ekspertgruppe for fiskesperrer (2)
    Rapport
  • Adolfsen, Pål; Alfredsen, Knut Tore; Bremset, Gunnbjørn; Dalsnes, Bjørn; Davidsen, Jan Grimsrud; Kraabøl, Morten. (2025) Forslag til tiltak mot pukkellaks i store vassdrag. Rapport fra nasjonal ekspertgruppe for fiskesperrer (4)
    Rapport
  • Vilberg, Ingrid Kristine; Lia, Leif; Aronsen, Tonje; Gosselin, Marie-Pierre; Harby, Atle; Belsnes, Michael Martin. (2023) Potensial for opprusting og utvidelse av vannkraft med miljødesign- PotOUt. Hydrocen rapport
    Rapport
  • Vilberg, Ingrid Kristine; Lia, Leif; Aronsen, Tonje; Gosselin, Marie-Pierre; Harby, Atle; Belsnes, Michael Martin. (2023) Potensial for opprusting og utvidelse av vannkraft med miljødesign. Norwegian Research Centre for Hydropower Technology TRONDHEIM
    Rapport
  • Bor, Asli; Szabo-Meszaros, Marcell; Vereide, Kaspar Vatland; Lia, Leif. (2023) CFD model simulations for the purpose of optimizing secondary intakes. NTNU/SINTEF
    Rapport
  • Adolfsen, Pål; Alfredsen, Knut Tore; Bremset, Gunnbjørn; Dalsnes, Bjørn; Kraabøl, Morten; Lia, Leif. (2023) Forslag til tiltak mot pukkellaks i store vassdrag. Miljødirektoratet. Rapport
    Rapport
  • Pitorac, Livia-Ioana; Lia, Leif; Vereide, Kaspar; Cervantes, Michel. (2021) Upgrading of Hydropower Plants to Pumped Storage Plants: Tunnel System Hydraulics. Doktoravhandlinger ved NTNU (352)
    Doktorgradsavhandling
  • Vereide, Kaspar Vatland; Mo, Birger; Forseth, Torbjørn; Lia, Leif; Nysveen, Arne; Dahlhaug, Ole Gunnar. (2020) AlternaFuture. Norwegian Research Centre for Hydropower Technology TRONDHEIM
    Rapport
  • Belete, Kiflom Wasihun; Trongkleiv, Hans Erik; Lia, Leif. (2018) Modellforsøk flomløp Strandevatndammen . NTNU
    Rapport
  • Belete, Kiflom Wasihun; Baard Aasmund, Utvik Gjerde; Lia, Leif. (2017) Modellforsøk Flomløp Storlivatnetdammen. NTNU
    Rapport
  • Belete, Kiflom Wasihun; Fiskum, Gunnar Andreas; Lia, Leif; Brøste Mittet, Karoline. (2017) Modellforsøk flomløp Follsjødammen. ntnu
    Rapport
  • Killingtveit, Ånund; Solvang, Eivind; Alfredsen, Knut; Lia, Leif; Ruther, Nils; Harby, Atle. (2017) Utfordringer og muligheter for norsk vannkraft ved integrasjon med vind- og solkraft i Europa. En oppsummering fra HydroPEAK-prosjektet . NINA temahefte (71)
    Rapport
  • Belete, Kiflom Wasihun; Glimsdal, Sylfest; Lia, Leif. (2016) Skredgenererte bølger i magasin - Modellforsøk og numeriske simuleringer av oppskylling over fyllingsdam. NTNU
    Rapport
  • Vereide, Kaspar; Lia, Leif; Nielsen, Torbjørn Kristian. (2016) Hydraulics and Thermodynamics of Closed Surge Tanks for Hydropower Plants. Doktoravhandlinger ved NTNU (20)
    Doktorgradsavhandling
  • Belete, Kiflom Wasihun; Glimsdal, Sylfest; Lia, Leif. (2016) Physical model test on dam overtopping due to landslide generated waves in reservoirs. NTNU
    Rapport
  • Belete, Kiflom Wasihun; Lia, Leif. (2015) Physical model test on dam overtopping due to landslide generated waves in reservoirs. NTNU
    Rapport
  • Dag, Bjørkmo; Odd, Guttormson; Belete, Kiflom Wasihun; Lia, Leif. (2013) Svartevassdammen-Fysisk Modellforsøk av Flomløpssystemet. NTNU
    Rapport
  • Belete, Kiflom Wasihun; Guttormsen, Odd; Lia, Leif; Speth, Caroline. (2011) Physical Model Study of Dabbsj0o II Side Channel Spillway. NTNU
    Rapport
  • Belete, Kiflom Wasihun; Guttormsen, Odd; Lia, Leif; Shigdel, Pushpa. (2011) Physical Model Study of Dabbsjö I Speillway. NTNU
    Rapport

Informasjonsmateriell

  • Pitorac, Livia-Ioana; Lia, Leif. (2024) Ombygging av vannkraftverk til pumpekraftverk: Tunnelsystemet.
    Briefs
  • Landrø, Juliet; Lia, Leif. (2023) Smartere bruk av norsk vannkraft kan spare natur, sikre krafttilgang og øke fortjenesten.
    Nettsider (opplysningsmateriale)

Undervisning

Emner

  • VM8208 - Topics in Environmental Hydraulics and Hydrology
  • TVM5132 - Prefeasibility Study in Hydropower Development
  • BA8510 - Head Loss Analyses in Hydro Power Tunnels. Hydraulics, Rock Blasting Technique and Economy.
  • TVM4165 - Hydropower Structures
  • EP8411 - Hydropower Plants; Selected Interdiciplinary Topics
  • TVM4101 - BM2 Water and Environment
  • TVM5115 - Planning and Design of Dams
  • TVM5135 - Planning of Hydropower
  • TBM4970 - Master's Thesis in Hydropower Development
  • TVM4128 - Hydropower and Hydraulic Engineering, Advanced Course
  • VM8107 - Topics in Hydraulics

Formidling

2023

  • Populærvitenskapelig foredrag
    Kadia, Subhojit; Larsson, I. A. Sofia; Billstein, Mats; Lia, Leif; Pummer, Elena Marianne. (2023) Supercritical Flow Characteristics in a Narrow Channel Bend. IAHR 40th IAHR World Congress , Vienna 2023-08-21 - 2023-08-25
  • Intervju
    Lia, Leif. (2023) Skatteregler kan stanse pumpekraftverk. Enrgiteknikk Enrgiteknikk [Fagblad] 2023-08-22
  • Intervju
    Lia, Leif. (2023) Ser unik mulighet: – En verdi på rundt fire ganger verdien av oljefondet. Nettavisen Nettavisen [Internett] 2023-09-22
  • Intervju
    Lia, Leif. (2023) Ekspert om demningskollapsen: - Det må vere ei sabotasjehandling. NRK NRK [Internett] 2023-06-07
  • Poster
    Smith, Nils Solheim; Bor Türkben, Asli; Lia, Leif; Pummer, Elena Marianne. (2023) Recreating a stationary wave for kayaking in Trondheim, Norway. International Commission on Large Dams (ICOLD) Symposium “Management for Safe Dams” - 91st Annual ICOLD Meeting , Gothenburg, Sweden 2023-06-11 - 2023-06-15
  • Faglig foredrag
    Bakken, Tor Haakon; Harby, Atle; Lia, Leif. (2023) Norsk vannkraft - bærekraft eller bare kraft. Arendalsuka Arendalsuka , Arendal 2023-08-14 - 2023-08-18
  • Programdeltagelse
    Lia, Leif. (2023) Vasskraft blir til gass og olje. NRK NRK [Internett] 2023-05-02
  • Vitenskapelig foredrag
    Vilberg, Ingrid Kristine; Gosselin, Marie-Pierre; Aronsen, Tonje; Lia, Leif. (2023) Potential in upgrading and extension of existing hydropower. Aqua-Media International HYDRO2023 , Edinburg 2023-10-16 - 2023-10-18
  • Intervju
    Lia, Leif. (2023) Ny rapport peikar på korleis vi kan nytte vasskrafta vår betre. Vest-Telemark blad Vest-Telemark blad [Avis] 2023-08-29
  • Intervju
    Lia, Leif. (2023) Effektutvidelser kan gi 5 prosent mer energiproduksjon. Enrgiteknikk Enrgiteknikk [Fagblad] 2023-08-21

2020

  • Vitenskapelig foredrag
    Pitorac, Livia Ioana; Vereide, Kaspar; Lia, Leif. (2020) Upgrading Hydropower Plants to Pumped Storage Platns: A Hydraulic Scale Model of the Tunnel System. IAHR 8th IAHR International Symposium on Hydraulic Structures , Santiago 2020-05-12 - 2020-05-15
  • Vitenskapelig foredrag
    Pace, Daniel; Pitorac, Livia Ioana; De Cesare, Giovanni; Vereide, Kaspar; Lia, Leif. (2020) Case study of rotor lifting in a pumped storage hydropower plant in Norway. Aqua Media Hydro2020 , Online 2020-10-26 - 2020-10-28
  • Faglig foredrag
    Lia, Leif; Jensen, Torodd; Skau, Seming. (2020) 900 new small hydro (SHP) in Norway. Aqua Media HYDRO2020 , Online 2020-10-26 - 2020-10-28
  • Faglig foredrag
    Richter, Wolfgang; Vereide, Kaspar; Pikl, Franz Georg; Pummer, Elena; Zenz, Gerald; Lia, Leif. (2020) Economic and Sustainable Energy Transition Enabled by Pumped-Storage Hydropower Plants. Aqua Media HYDRO2020 , Online 2020-10-26 - 2020-10-28

2019

  • Vitenskapelig foredrag
    Vereide, Kaspar; Lia, Leif; Dahlhaug, Ole Gunnar; Mo, Birger; Nysveen, Arne; Forseth, Torbjørn. (2019) Research on Extreme Upgrading of Existing Hydropower Systems. AquaMedia Hydro2019 , Porto 2019-10-14 - 2019-10-16

2018

  • Vitenskapelig foredrag
    Lia, Leif; Vereide, Kaspar; Guddal, Rolv; Belete, Kiflom Wasihun. (2018) Dam Deg Spillway - Innovative solutions developed and implemented. Hydro2018 , Gdansk 2018-10-14 - 2018-10-17
  • Vitenskapelig foredrag
    Pitorac, Livia Ioana; Bardini, Debora; Vereide, Kaspar; Lia, Leif. (2018) The effect of brook intakes, downstream surge tanks and reservoir levels on surge tank stability. BHR Group Pressure Surges conference , Brodeaux 2018-11-14 - 2018-11-16
  • Vitenskapelig foredrag
    Hiriyanna Rao Ravindra, Ganesh; Sigtryggsdottir, Fjola Gudrun; Lia, Leif. (2018) EVALUATION OF DESIGN CRITERIA FOR DOWNSTREAM RIPRAP OF ROCKFILL DAMS . International Commission on Large Dams (ICOLD) International Commission on Large Dams Congress-2018 , Vienna 2018-07-01 - 2018-07-07
  • Vitenskapelig foredrag
    Hiriyanna Rao Ravindra, Ganesh; Sigtryggsdottir, Fjola Gudrun; Lia, Leif. (2018) Protection of embankment dam toe and abutments under overtopping conditions. H R Wallingford, UK 3rd International Conference on Protection against Overtopping , Grange Over Sands, UK 2018-06-06 - 2018-06-08

2017

  • Vitenskapelig foredrag
    Lia, Leif; Hiriyanna Rao Ravindra, Ganesh; Hiller, Priska Helene; Sigtryggsdottir, Fjola Gudrun. (2017) Overtopping erosion of rockfill dams – Research in Norway. EURCOLD in association with FrenchCold International Workshop on overflowing erosion of dams and dikes , Aussois, France 2017-12-11 - 2017-12-14
  • Vitenskapelig foredrag
    Vereide, Kaspar; Lia, Leif; Haugen Havrevoll, Ola; Richter, Wolfgang; Jakobsen, Tom. (2017) Upgrading of Sand Traps in Existing Hydropower Plants. The International Journal on Hydropower and Dams Hydro 2017 , Seville 2017-10-09 - 2017-10-11

2016

  • Vitenskapelig foredrag
    Bista, Dipen; Sas, Gabriel; Arntsen, Bård; Lia, Leif; Johansson, Fredrik. (2016) Improved verification method for sliding stability of existing dams. 10th ICOLD European Club Symposium , Antalya 2016-10-25 - 2016-10-30
  • Poster
    Hiller, Priska Helene; Kjosavik, Fredrikke; Lia, Leif; Aberle, Jochen. (2016) Field tests of placed riprap as erosion protection against overtopping and leakage. United States Society on Dams United States Society on Dams 2016 Annual Meeting and Conference , Denver CO 2016-04-11 - 2016-04-15
  • Vitenskapelig foredrag
    Lia, Leif; Vereide, Kaspar; Kvaal, Bernhard; Fossvoll Strypet, Lars. (2016) The new strategy for PSP in Norway - medium size projects in existing power schemes. The International Journal on Hydropower and Dams Hydro 2016 , Montreux 2016-10-10 - 2016-10-12
  • Vitenskapelig foredrag
    Mortensen, Robert; Lia, Leif; Hammeren, Ragnhild; Glimsdal, Sylfest; Harbitz, Carl Bonnevie; Belete, Kiflom Wasihun. (2016) Overtopping of rockfill dams from landslide generated waves . TRCOLD 10th ICOLD European Club Symposium , Antalya 2016-10-25 - 2016-10-30

2015

  • Vitenskapelig foredrag
    Lia, Leif; Ruud, Anne Marit; Belete, Kiflom Wasihun. (2015) Design and implementation of gated and ungated spillway at the Dabbsjö Dam in Sweden. ICOLD 25th Congress 2015-06-13 - 2015-06-20
  • Vitenskapelig foredrag
    Rognes, Marie; Midttømme, Grethe Holm; Lia, Leif. (2015) Uplift pressure under concrete dams on rock foundation. ICOLD 25th Congress , Stavanger 2015-06-13 - 2015-06-20
  • Vitenskapelig foredrag
    Lia, Leif; Aas, M. N.; Killingtveit, Ånund. (2015) Possible 6 – 60% increased generation from upgrading and extension projects. International Conference Hydro2015 , Bordeaux 2015-10-28 -
  • Vitenskapelig foredrag
    Hiller, Priska Helene; Lia, Leif. (2015) Placed riprap as erosion protection on the downstream slope of embankment dams exposed to overtopping. International Commission On Large Dams 25th Congress On Large Dams , Stavanger 2015-06-17 - 2015-06-19

2014

  • Vitenskapelig foredrag
    Thomas-Lepine, C; Lia, Leif. (2014) Capacity of Passive Rock Bolts in Concrete Dams Improved Design Criteria. ICOLD Symposium for ICOLD Annual Meeting 2014 , Bali 2014-06-01 - 2014-06-06
  • Vitenskapelig foredrag
    Lunde, Marie; Halvorsen, Asbjørn; Strokkenes, Stig Arne; Lia, Leif; Panthi, Krishna Kanta. (2014) Strengthening of the Right Abutment at a Norwegian Arch Dam. Symposium for ICOLD Annual Meeting 2014 2014-06-01 - 2014-06-06
  • Vitenskapelig foredrag
    Richter, Wolfgang; Vereide, Kaspar; Schneider, Josef; Knoblauch, Helmut; Lia, Leif; Zenz, Gerald. (2014) Druckluftwasserschlösser für alpine Hochdruckwasserkraftanlagen. Eidgenössische Technische Hochschule Zürich Wasserbau Symposium 2014: Wasser- und Flussbau im Alpenraum , Zürich 2014-06-25 - 2014-06-27
  • Vitenskapelig foredrag
    Hiller, Priska Helene; Lia, Leif; Aberle, Jochen; Wirtz, Stefan; Casper, Markus C.. (2014) Luftseitiger Blocksatz auf Steinschüttdämmen - "Smartstone" Sensoren und Versuchsaufbau. Technical University Braunschweig, Leitweiss-Institute JUWI-Treffen , Braunschweig 2014-07-30 - 2014-08-01
  • Vitenskapelig foredrag
    Hiller, Priska Helene; Lia, Leif. (2014) Large-scale overtopping tests - Practical challenges and experience. Technical University of Madrid 1st International on Dam Protections against Overtopping and Accidental Leakage , Madrid 2014-11-24 - 2014-11-26
  • Vitenskapelig foredrag
    Vereide, Kaspar; Lia, Leif; Nielsen, Torbjørn Kristian. (2014) Physical Modelling of Hydropower Waterway with Air Cushion Surge Chamber (ISBN 9781742721156). IAHR 5th International Symposium on Hydraulic Structures , Brisbane 2014-06-25 - 2014-06-25
  • Faglig foredrag
    Hiller, Priska Helene; Lia, Leif; Johansen, Per Magnus; Guddal, Rolv. (2014) Dam Svartevatn - An example of challenging upgrading of a large rockfill dam. ICOLD ICOLD Annual Meeting and Symposium , Bali 2014-06-01 - 2014-06-06
  • Intervju
    Snøfugl, Ingvil; Storli, Pål-Tore Selbo; Nielsen, Torbjørn Kristian; Dahlhaug, Ole Gunnar; Lia, Leif. (2014) Nytt vannkraftsenter skal lokke ungdom vekk fra oljebransjen. Teknisk Ukeblad nettavis Teknisk Ukeblad nettavis [Internett] 2014-02-10

2013

  • Vitenskapelig foredrag
    Ittelin, Kjersti Strifeldt; Strokkenes, Stig Arne; Lia, Leif. (2013) Abutment Deformation of a Single Curved Arch Dam. ICOLD 9th ICOLD European Club Symposium , Venezia 2013-04-10 - 2013-04-12
  • Vitenskapelig foredrag
    Midttømme, Grethe Holm; Lia, Leif; Ruud, Anne Marit. (2013) Risk analyses in Norway – rules, recommendations and practical application for dam safety. ICOLD Symposium for ICOLD Annual Meeting 2013 , Seattle 2013-08-12 - 2013-08-16
  • Vitenskapelig foredrag
    Eltervåg, Øystein; Sas, Gabriel; Lia, Leif. (2013) Numerical Analyses of Stability towards Sliding - Influence of Surface Roughness. 12th ICOLD Benchmark Workshop in Numerical Modelling for Dams , Graz 2013-10-02 - 2013-10-04
  • Vitenskapelig foredrag
    Smith, Herman Bjørn; Lia, Leif. (2013) Seismic aspects of Ambursen dams. 12th ICOLD Benchmark Workshop in Numerical Modelling for Dams 2013-10-02 - 2013-10-04
  • Vitenskapelig foredrag
    Lia, Leif; Vartdal, Egil Andreas; Skoglund, Morten; Campos, Hibber. (2013) Rip rap protection of downstream slopes of rock fill dams – a measure to increase safety in an unpredictable future climate. ICOLD 9th ICOLD European Club Symposium , Venezia 2013-04-10 - 2013-04-12
  • Populærvitenskapelig foredrag
    Belete, Kiflom Wasihun; Bjørkmo, Dag; Guttormson, Odd; Lia, Leif; Guddal, Rolf. (2013) Physical Model Study to Evaluate a Combined Spillway and Emergency Outlet System of Dam Svartevatn in Norway, puplished on the. ITCOLD 9th ICOLD European Club Symposium Proceedings Venice-Italy , Venice 2013-04-10 - 2013-04-12

2012

  • Populærvitenskapelig foredrag
    Belete, Kiflom Wasihun; Lia, Leif; Odd, Guttormson; Jan, Liif. (2012) Physical model study for optimum design of side channel spillway of Dabbsjö dam in Sweden. Canadian Dam Association Canadian Dam Association 2012 Annual Conference,Saskatoon-Canada , Saskatoon, SK, 2012-09-22 - 2012-09-27

2011

  • Vitenskapelig foredrag
    Lia, Leif; Neby, Lars Kristian. (2011) Tsting av innstøypte fjellboltar. Energi Norge VTF Region Sør , Drammen 2011-09-27 -
  • Vitenskapelig foredrag
    Lia, Leif; Neby, Lars Kristian. (2011) Testing av innstøypte fjellboltar. Energi Norge VTF Region Vest , Ålesund 2011-09-13 -
  • Vitenskapelig foredrag
    Lia, Leif. (2011) Isproblem i inntaksområdet til Sarpsfossen - Modellforsøk. Energi Norge Isproblemer på luker, varegrinder og inntak , Oslo 2011-06-09 -
  • Populærvitenskapelig foredrag
    Lia, Leif. (2011) Rekruttering til bransjen - presentasjon av master-studenter ved Vassdragsteknikk, NTNU. Den norske Damkomiteen (NNCOLD) NNCOLD Fagseminar , Trondheim 2011-10-27 - 2011-10-28
  • Vitenskapelig foredrag
    Nøvik, Hanne; Lia, Leif; Jørstad, Olav Anders. (2011) Experimental and numerical study of back flushing of trash racks. The international journal of hydropower and dams Hydro 2011 , Prague 2011-10-17 - 2011-10-19
  • Vitenskapelig foredrag
    Lia, Leif; Neby, Lars Kristian. (2011) Testing av innstøypte fjellboltar. Energi Norge VTF Region Midt , Stiklestad 2011-09-15 -
  • Vitenskapelig foredrag
    Lia, Leif; Blazevic, Senka. (2011) Fordeling av islast mot lukedammer. Energi Norge Isproblemer i inntak, luker og varegrinder , Oslo 2011-06-09 -
  • Vitenskapelig foredrag
    Lia, Leif. (2011) Hvilke resultater får vi fra fysisk og numerisk modellering av flomavledningskonstruksjoner?. Den norske damkomiteen (NNCOLD) NNCOLD Fagseminar , Trondheim 2011-10-27 - 2011-10-28

2010

  • Vitenskapelig foredrag
    Lia, Leif. (2010) Main challenges in SHP intakes. NTNU SHP Seminar , Trondheim 2010-05-06 - 2010-05-06

1998

  • Vitenskapelig foredrag
    Lia, Leif. (1998) Snø og is i omløp. Produksjonsteknisk konferanse , Rica Park Hotel Sandefjord
  • Vitenskapelig foredrag
    Lia, Leif; Carstens, Torkild. (1998) Snow and ice blocking of tunnels. 14th International Symposium on Ice, 27-31 July 1998 , Potsdam, New York, USA

1997

  • Vitenskapelig foredrag
    Lia, Leif. (1997) Ice in spillways in connection with dam safety. 3rd International Conference on Hydropower , Trondheim

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