2021

• Baltensperger, Daniel Simon; Uhlen, Kjetil; Sanchez Acevedo, Santiago; D'Arco, Salvatore. (2021) Experimental Characterization of Methods for Connecting Real-Time Simulations and Synchrophasors. 2021 IEEE Madrid PowerTech.
• Haugdal, Hallvar; Uhlen, Kjetil Obstfelder; Jóhannsson, Hjörtur. (2021) An Open Source Power System Simulator in Python for Efficient Prototyping of WAMPAC Applications. 2021 IEEE Madrid PowerTech.
• Monshizadeh, Shohreh; Uhlen, Kjetil; Hegglid, Gunne John. (2021) Transmission Loss Minimization Using Artificial Intelligent Algorithm for Nordic44 Network Model based on Hourly Load Variation. IFAC-PapersOnLine. volum 53 (2).
• Reigstad, Tor Inge; Uhlen, Kjetil Obstfelder. (2021) Nonlinear model predictive control of variable speed hydropower for provision of fast frequency reserves. Electric power systems research. volum 194.
• Reigstad, Tor Inge; Uhlen, Kjetil Obstfelder. (2021) Variable Speed Hydropower for Provision of Fast Frequency Reserves in the Nordic Grid. IEEE Transactions on Power Systems. volum 36 (6).

2020

• Jakobsen, Sigurd Hofsmo; Bombois, Xavier; Uhlen, Kjetil. (2020) Non-intrusive identification of hydro power plants’ dynamics using control system measurements. International Journal of Electrical Power & Energy Systems. volum 122:106180.
• Reigstad, Tor Inge; Uhlen, Kjetil. (2020) Optimized Control of Variable Speed Hydropower for Provision of Fast Frequency Reserves. Electric power systems research. volum 189 (106668).
• Reigstad, Tor Inge; Uhlen, Kjetil. (2020) Stability properties of nonlinear model predictive control of variable speed hydropower. IET Control Theory & Applications.
• Reigstad, Tor Inge; Uhlen, Kjetil. (2020) Variabel hastighet i kraftverk. Energiteknikk : fagbladet for energibransjen. volum 133 (2).
• Reigstad, Tor Inge; Uhlen, Kjetil. (2020) Variable Speed Hydropower Conversion and Control. IEEE transactions on energy conversion. volum 35 (1).
• Reigstad, Tor Inge; Uhlen, Kjetil. (2020) Variable speed hydropower plant with virtual inertia control for provision of fast frequency reserves. International Journal of Power and Energy Systems. volum 41.
• Haugdal, Hallvar; Uhlen, Kjetil; Müller, Daniel; Jóhannsson, Hjörtur. (2020) Estimation of Oscillatory Mode Activity from PMU Measurements. 2020 IEEE PES Innovative Smart Grid Technologies Europe - ISGT-Europe.

2019

• Berglund, Frida; Zaferanlouei, Salman; Korpås, Magnus; Uhlen, Kjetil. (2019) Optimal Operation of Battery Storage for a Subscribed Capacity-Based Power Tariff Prosumer—A Norwegian Case Study. Energies. volum 12 (23).
• Haugdal, Hallvar; Uhlen, Kjetil. (2019) Mode Shape Estimation using Complex Principal Component Analysis and k-Means Clustering. IEEE SGSMA 2019 - The First IEEE International Coonference on Smart Grid Synchronized Measurements and Analytics.
• Haugdal, Hallvar; Uhlen, Kjetil. (2019) Power Oscillation Monitoring using Statistical Learning Methods. 2019 IEEE Milan PowerTech.
• Hillberg, Emil; Zegers, Antony; Herndler, Barbara; Wong, Steven; Wong, Steven; Pompee, Jean; Bourmaud, Jean-Yves; Lehnhoff, Sebastian; Migliavacca, Gianluigi; Uhlen, Kjetil; Oleinikova, Irina; Pihl, Hjalmar; Norstrom, Markus; Persson, Mattias; Rossi, Joni; Beccuti, Giovanni. (2019) Flexibility needs in the future power system. 2019.
• Jakobsen, Sigurd Hofsmo; Uhlen, Kjetil. (2019) Testing of a hydropower plant’s stability and performance using PMU and control system data in closed loop. IET Generation, Transmission & Distribution. volum 13 (23).
• Na, Shweta; Kishor, Nand; Uhlen, Kjetil; Mohanty, Soumya R. (2019) Detecting instant of multiple faults on the transmission line and its types using time-frequency analysis. IET Generation, Transmission & Distribution. volum 13 (22).
• Solvang, Espen Hafstad; Sperstad, Iver Bakken; Jakobsen, Sigurd Hofsmo; Uhlen, Kjetil. (2019) Dynamic simulation of simultaneous HVDC contingencies relevant for vulnerability assessment of the nordic power system. 2019 IEEE Milan PowerTech.
• Uhlen, Kjetil. (2019) Resultatrapport NFR Project no 246784: Operation of the Smart Grid With Wide Area Information. 2019.
• Uhlen, Kjetil; Endegnanew, Atsede Gualu; Haileselassie, Temesgen Mulugeta. (2019) Operation and Control of hybrid AC/DC transmission grids. Proceeding 45th Annual Conference of the IEEE Industrial Electronics Society - IECON 2019.

2018

• Anaya-Lara, Olimpo; Tande, John Olav Giæver; Uhlen, Kjetil; Merz, Karl Otto. (2018) Offshore Wind energy technology. John Wiley & Sons. 2018. ISBN 978-1-119-09779-2.
• Andresen, Christian Andre; Torsæter, Bendik Nybakk; Haugdal, Hallvar; Uhlen, Kjetil. (2018) Fault Detection and Prediction in Smart Grids. 2018 IEEE 9th International Workshop on Applied Measurements for Power Systems - AMPS.
• Endegnanew, Atsede Gualu; Kalemba, Lester; Uhlen, Kjetil. (2018) Using Decentralized Control Techniques for Interaction Analysis in Hybrid AC/DC Grids. 2018 IEEE Power & Energy Society General Meeting - PESGM.
• Jakobsen, Sigurd Hofsmo; Uhlen, Kjetil. (2018) Development of a test system for identification of turbine dynamics using the dc power flow. IFAC-PapersOnLine. volum 51 (2).
• Jakobsen, Sigurd Hofsmo; Uhlen, Kjetil; Bombois, Xavier. (2018) Identification of Hydro turbine governors using PMU data. 2018 IEEE International Conference on Probabilistic Methods Applied to Power Systems - PMAPS.
• Kalemba, Lester; Uhlen, Kjetil; Hovd, Morten. (2018) Stability Assessment of Power Systems Based on a Robust Sum-of-Squares Optimization Approach. 2018 Power Systems Computation Conference PSCC.
• Karlsen, David; Uhlen, Kjetil; Vormedal, L. (2018) Introducing PMU-based Applications in the Control Room Setting. CIGRE, Session Proceedings 2018.
• Negi, Sanjay S.; Kishor, Nand; Negi, Richa; Uhlen, Kjetil. (2018) Event signal characterization for disturbance interpretation in power grid. 2018 First International Colloquium on Smart Grid Metrology (SmaGriMet).
• Parreiras, TJMA; Gomes, S; Taranto, Glauco Nery; Uhlen, Kjetil. (2018) Closest security boundary for improving oscillation damping through generation redispatch using eigenvalue sensitivities. Electric power systems research. volum 160.
• Sanchez Acevedo, Santiago; Duong, Dinh Thuc; Taffese, Abel Assegid; Uhlen, Kjetil; Tedeschi, Elisabetta. (2018) Performance evaluation of the empirical method for online detection of power oscillations: a multiterminal HVDC application. 44th Annual Conference of the IEEE Industrial Electronics Society.
• Solvang, Espen Hafstad; Uhlen, Kjetil. (2018) Dynamic Simulations of Simultaneous HVDC Contingencies in the Nordic Power System Considering System Integrity Protection Schemes. 2018.
• Tuttelberg, Kaur; Kilter, Jako; Wilson, Douglas; Uhlen, Kjetil. (2018) Estimation of Power System. IEEE Transactions on Power Systems.

2017

• Duong, Dinh Thuc; Uhlen, Kjetil. (2017) A Topology-based Scheme for Adaptive Underfrequency Load Shedding. 12th IEEE Power and Energy Society PowerTech Conference PowerTech Manchester 2017.
• Endegnanew, Atsede Gualu; Bergna-Diaz, Gilbert; Uhlen, Kjetil. (2017) Avoiding AC/DC grid interaction in MMC based MTDC Systems. 2017 Twelfth International Conference on Ecological Vehicles and Renewable Energies (EVER).
• Jakobsen, Sigurd Hofsmo; Uhlen, Kjetil. (2017) Vector fitting for estimation of turbine governing system parameters. 12th IEEE Power and Energy Society PowerTech Conference PowerTech Manchester 2017.
• Jha, Shailendra Kumar; Støa, Petter; Uhlen, Kjetil. (2017) Green and hybrid microgrid for rural electrification. 2016 IEEE Region 10 Humanitarian Technology Conference - R10-HTC.
• Negi, Sanjay Singh; Kishor, Nand; Kumar, Avinash; Uhlen, Kjetil. (2017) Signal processing for time-frequency representation of synchro-phasor data. IET Generation, Transmission & Distribution. volum 11 (16).
• Negi, Sanjay Singh; Kishor, Nand; Uhlen, Kjetil; Negi, Richa. (2017) Event Detection and its Signal Characterization in PMU Data Stream. IEEE Transactions on Industrial Informatics. volum 13 (6).
• Negi, Sanjay Singh; Kishor, Nand; Uhlen, Kjetil; Negi, Richa. (2017) Post-processing algorithmfor damped and step-change events detection in PMU signals. 12th IEEE Power and Energy Society PowerTech Conference PowerTech Manchester 2017.
• Polster, Stefan; Renner, Herwig; Duong, Dinh Thuc; Uhlen, Kjetil. (2017) Voltage Stability Monitoring using a Modified Thevenin Impedance. 12th IEEE Power and Energy Society PowerTech Conference PowerTech Manchester 2017.
• Schweta, NN; Kishor, Nand; Uhlen, Kjetil; Soumya, Mohanty. (2017) Identification of coherency and critical generators set in real-time signal. IET Generation, Transmission & Distribution. volum 11 (18).
• Shweta, NN; Kishor, Nand; Uhlen, Kjetil; Mohanty, S.. (2017) Time-varying coherency study using TFC. 12th IEEE Power and Energy Society PowerTech Conference PowerTech Manchester 2017.
• Zangmo, Gayleg; Om, Khandu; Uhlen, Kjetil. (2017) Impact of hydro-turbine and governor parameters on stability of grid connected power system. International Journal on Electrical Engineering and Informatics. volum 9 (2).

2016

• Endegnanew, Atsede Gualu; Uhlen, Kjetil; Bergna Diaz, Gilbert; Beerten, Jef. (2016) Small-signal modelling of an MMC-based HVDC link interfacing large AC systems. 2016 IEEE 17th Workshop on Control and Modeling for Power Electronics, COMPEL 2016 : Proceedings.
• Dharmawardena, Hasala; Uhlen, Kjetil; Gjerde, Sverre Skalleberg. (2016) Modelling wind farm with synthetic inertia for power system dynamic studies. 2016 IEEE International Energy Conference (ENERGYCON).
• Duong, Dinh Thuc; Uhlen, Kjetil; Jansson, Erik Alexander. (2016) Estimation of hydro turbine-governor system's transfer function from PMU measurements. IEEE Power & Energy Society General Meeting. volum 2016-November.
• Endegnanew, Atsede Gualu; Haileselassie, Temesgen Mulugeta; Uhlen, Kjetil; Anaya-Lara, Olimpo. (2016) Transient stability analysis in multi-terminal VSC-HVDC grids. 19th Power Systems Computation Conference PSCC 2016.
• Endegnanew, Atsede Gualu; Uhlen, Kjetil. (2016) Coordinated Converter Control Strategy in Hybrid AC/DC Power Systems for System Frequency Support. Energy Procedia. volum 94.
• Endegnanew, Atsede Gualu; Uhlen, Kjetil. (2016) Global analysis of frequency stability and inertia in AC systems interconnected through an HVDC. 2016 IEEE International Energy Conference - ENERGYCON.
• Ersdal, Anne Mai; Imsland, Lars Struen; Uhlen, Kjetil. (2016) Model Predictive Load-Frequency Control. IEEE Transactions on Power Systems. volum 31 (1).
• Ersdal, Anne Mai; Imsland, Lars Struen; Uhlen, Kjetil; Fabozzi, Davide; Thornhill, Nina F.. (2016) Model predictive load–frequency control taking into account imbalance uncertainty. Control Engineering Practice. volum 53.
• Jha, S.K.; Støa, Petter; Uhlen, Kjetil. (2016) Socio-economic impact of a rural microgrid. 2016 4th International Conference on the Developments in Renewable Energy Technology :ICDRET 2016.
• Kalemba, Lester; Uhlen, Kjetil; Hovd, Morten. (2016) Two-tier approach for the design of multiple power oscillation damping controllers. IEEE conference proceedings. 2016. ISBN 978-1-4673-8463-6.
• Kumar, Avinash; Negi, Sanjay Singh; Kishor, Nand; Uhlen, Kjetil. (2016) Signal processing and classification of synchro-phasor data. Electrotechnical Conference (MELECON), 2016 18th Mediterranean.
• Sanchez Acevedo, Santiago; Tedeschi, Elisabetta; Uhlen, Kjetil; Djustrom, Jam; Ehnberg, Jimmy; Segundo, Rafael; Korba, Petr; Oleinikova, Irina; Mutule, Anna; Hillberg, Emil. (2016) CloudGrid – the development of a transnational smart grid lab cooperation. 2016.
• Uhlen, Kjetil; Jaehnert, Stefan; Hamon, Camille; Bruno, C; Farahmand, Hossein; Inoue, T; Matevosjana, J; Nobel, F. A.; Sørensen, P.. (2016) Analytical techniques and tools for power balancing assessments. Cigre Science & Engineering. volum April (285).
• Uhlen, Kjetil; Jaehnert, Stefan; Hamon, Camille; Bruno, C; Farahmand, Hossein; Inoue, Takehiro; Matevosjana, I; Nobel, F. A.; Sørensen, P.. (2016) Analytical Techniques and tools for power balancing assessments. CIGRE (International Council on Large Electric Systems). 2016. ISBN 978-2-85873-351-4. CIGRE Technical Brochure (648).

2015

• Dharmawardena, Hasala Indika; Uhlen, Kjetil. (2015) Modeling variable speed Wind turbine for power system dynamic studies. 2015 IEEE Students Conference on Engineering and Systems (SCES).
• Duong, Dinh Thuc; Kalemba, Lester; Uhlen, Kjetil; Løvlund, Stig. (2015) A scheme for coordinated secondary voltage control for systems with multiple VAr reserves. 2015 IEEE Power & Energy Society Innovative Smart Grid Technologies Conference, ISGT 2015.
• Duong, Dinh Thuc; Uhlen, Kjetil; Taranto, Glauco Nery; Løvlund, Stig. (2015) A Comparative Case Study of Online Voltage Instability Monitoring. PowerTech Eindhoven 2015.
• Endegnanew, Atsede Gualu; Beerten, Jef; Uhlen, Kjetil. (2015) Dynamic Interactions between Asynchronous Grids Interconnected through an MTDC System. CIGRE International Symposium - Across borders - HVDC systems and markets integration - Lund 2015.
• Endegnanew, Atsede Gualu; Satertro, Kristian; Gjerde, Sverre Skalleberg; Svendsen, Harald Georg; Anaya-Lara, Olimpo; Tande, John Olav Giæver; Uhlen, Kjetil; Gjolmesli, Svein. (2015) Integrated modelling platform for dynamic performance assessment of floating wind turbines. Energy Procedia. volum 80.
• Endegnanew, Atsede Gualu; Uhlen, Kjetil. (2015) Investigation of Dynamic Behaviour of AC/DC Power Systems. Proceedings : 14th Wind Integration Workshop 14th Workshop on Large-Scale Integration of Wind Power into Power Systems as well as on Transmission Networks for Offshore Wind Power Plants.
• Haileselassie, Temesgen Mulugeta; Endegnanew, Atsede Gualu; Uhlen, Kjetil. (2015) Secondary control in multi-terminal VSC-HVDC transmission system. Power & Energy Society General Meeting, 2015 IEEE.
• Kalemba, Lester; Uhlen, Kjetil; Hovd, Morten. (2015) A scheme for optimal coordination of reactive-power reserves in a large power system. PowerTech Eindhoven 2015.
• Leelaruji, Rujiroj; Vanfretti, L; Uhlen, Kjetil; Gjerde, Jan Ove. (2015) Computing sensitivities from synchrophasor data for voltage stability monitoring and visualization. International Transactions on Electrical Energy Systems. volum 25 (6).
• Preda, Traian Nicolae; Uhlen, Kjetil. (2015) A test distribution grid for study of slow coherency concept. PowerTech Eindhoven 2015.
• Støylen, Hanne; Uhlen, Kjetil; Årdal, Atle Rygg. (2015) Laboratory demonstration of inertial response from VSC-HVDC connected wind farms. 11th IET International Conference on AC and DC Power Transmission 2015 (IET ACDC 2015).
• Tai, Vin Cent; Uhlen, Kjetil. (2015) Resampling of data for offshore grid design based on kernel density estimation and genetic algorithm. Energy Procedia. volum 80.
• Uhlen, Kjetil. (2015) Smart Transmission Grids Operation and Control (STRONgrid) Sustainable Energy Systems 2050. 2015. ISBN 978-82-7200-053-9.

2014

• Duong, Dinh Thuc; Uhlen, Kjetil. (2014) Analysis of Impacts of SVC on Voltage Collapse Mechanism and Maximum Loadability. International Conference and Utility Exhibition on Green Energy for Sustainable Development (ICUE), 2014.
• Duong, Dinh Thuc; Uhlen, Kjetil; Løvlund, Stig. (2014) A Method for Real Time Voltage Stability Monitoring in Sub-transmission Networks. 18th Power system Computations Conference - PSCC 2014.
• Jha, S.K.; Støa, Petter; Uhlen, Kjetil. (2014) Microgrid: Prospects and challenges in Nepal. 2014 Power and Energy Systems Conference: Towards Sustainable Energy.
• Kile, Håkon; Uhlen, Kjetil; Kjølle, Gerd Hovin. (2014) Scenario selection in composite reliability assessment of deregulated power systems. International Journal of Electrical Power & Energy Systems. volum 63 (Dec).
• Kile, Håkon; Uhlen, Kjetil; Warland, Leif; Kjølle, Gerd Hovin. (2014) A Comparison of AC and DC Power Flow Models for Contingency and Reliability Analysis. 18th Power system Computations Conference - PSCC 2014.
• Marvik, Jorun Irene; Tande, John Olav Giæver; Uhlen, Kjetil. (2014) Wind farm voltage dip measurements. Wind Energy. volum 17 (8).
• Preda, Traian Nicolae; Uhlen, Kjetil; Hadjsaid, Nouredine. (2014) Dynamic Equivalents of Active Distribution Grids Based on Model Parameters Identification. 2014 IEEE PES General Meeting, conference and exposition.
• Støylen, Hanne; Uhlen, Kjetil; Årdal, Atle Rygg; Sharifabadi, Kamran Torki. (2014) Laboratory demonstration of an offshore grid in the North Sea with DC droop control. 2014 Ninth International Conference and Exhibition on Ecological Vehicles and Renewable Energies - EVER 2013.
• Tai, Vin Cent; Uhlen, Kjetil. (2014) Design and Optimisation of Offshore Grids in Baltic Sea for Scenario Year 2030. Energy Procedia. volum 53.

2013

• Anaya-Lara, Olimpo; Tande, John Olav Giæver; Uhlen, Kjetil; Adaramola, Muyiwa S.. (2013) Control Challenges and Possibilities for Offshore Wind Farms. 2013. ISBN 9788259436047. SINTEF Energi. Rapport (TR A7258).
• Duong, Dinh Thuc; Uhlen, Kjetil. (2013) Online voltage stability monitoring based on PMU measurements and system topology. 3rd International Conference on Electric Power and Energy Conversion Systems EPECS.
• Haileselassie, Temesgen Mulugeta; Uhlen, Kjetil. (2013) Power System Security in a Meshed North Sea HVDC Grid. Proceedings of the IEEE. volum 101 (4).
• He, Wei; Uhlen, Kjetil; Hadiya, Maheshkumar; Shi, Gang; del Rio, Emilio. (2013) Case Study of Integrating an Offshore Wind Farm with Offshore Oil and Gas Platforms and with an Onshore Electrical Grid. Journal of Renewable Energy. volum 2013.
• Kile, Håkon; Uhlen, Kjetil; Kjølle, Gerd Hovin. (2013) Scenario Selection by Unsupervised Learning in Reliability Analysis of Transmission Networks. 2013 IEEE Grenoble PowerTech.
• Kile, Håkon; Uhlen, Kjetil; Kjølle, Gerd Hovin. (2013) The Important Role of Feature Selection when Clustering Load and Generation Scenarios. The 5th IEEE PES Asia-Pacific Power and Energy Engineering Conference, Hong-Kong, December 2013.
• Preda, Traian Nicolae; Uhlen, Kjetil; Nordgård, Dag Eirik. (2013) Clustering Distributed Generation Using the Instantaneous Euclidean Distance in Polar Coordinates. 2013 4th IEEE PES Innovative Smart Grid Technologies Europe (ISGT Europe, Lyngby, 6-9 Oct. 2013.
• Preda, Traian Nicolae; Uhlen, Kjetil; Nordgård, Dag Eirik. (2013) Códigos de rede atuais para integração da geração distribuída. Eletricidade Moderna.
• Preda, Traian Nicolae; Uhlen, Kjetil; Nordgård, Dag Eirik; Toftevaag, Trond. (2013) Dynamic equivalents of active distribution power systems for investigation of transient stability. CIRED 2013 Electricity Distribution Systems for a Sustainable Future.
• Toftevaag, Trond; Preda, Traian Nicolae; Uhlen, Kjetil. (2013) Impact of voltage phase angle changes on low-voltage ride-through performance of small scale hydro DG units. CIRED 2013 Electricity Distribution Systems for a Sustainable Future.

2012

• Ersdal, Anne Mai; Imsland, Lars Struen; Uhlen, Kjetil. (2012) Coordinated Control of Multiple HVDC links using backstepping. Proceedings of the IEEE Conference on Control Applications.
• Haileselassie, Temesgen Mulugeta; Uhlen, Kjetil. (2012) Impact of DC Line Voltage Drops on Power Flow of MTDC Using Droop Control. IEEE Transactions on Power Systems. volum 27 (3).
• Haileselassie, Temesgen Mulugeta; Uhlen, Kjetil. (2012) Precise control of power flow in multiterminal VSC-HVDCs using DC voltage droop control. IEEE Power & Energy Society, General Meeting 2012.
• Haileselassie, Temesgen Mulugeta; Uhlen, Kjetil; Undeland, Tore Marvin. (2012) Control, Dynamics and Operation of Multi-terminal VSC-HVDC Transmission Systems. 2012. ISBN 978-82-471-4036-9. Doktoravhandlinger ved NTNU (354).
• Hillberg, Karl Emil; Trengereid, F.; Breidablik, Ø.; Uhlen, Kjetil; Kjølle, Gerd Hovin; Løvlund, S.; Gjerde, J.O.. (2012) System Integrity Protection Schemes - Increasing operational Security and System Capacity. CIGRE Session 44, 26th to 31st August 2012 : set of papers.
• Kalcon, Giddani O.; Adam, Grain P.; Anaya-Lara, Olimpo; Lo, Stephen; Uhlen, Kjetil. (2012) Small-Signal Stability Analysis of Multi-Terminal VSC-Based DC Transmission Systems. IEEE Transactions on Power Systems. volum 27 (4).
• Kile, Håkon; Uhlen, Kjetil. (2012) Averanging Operating States with Infinite Mixtures in Reliability Analysis of Transmission Networks. 12th International Conference on Probabilistic Methods Applied to Power Systems.
• Kile, Håkon; Uhlen, Kjetil. (2012) Data reduction via clustering and averaging for contingency and reliability analysis. International Journal of Electrical Power & Energy Systems. volum 43 (1).
• Kile, Håkon; Uhlen, Kjetil. (2012) Supervised and Unsupervised Learning in Composite Reliability Evaluation. IEEE Power & Energy Society, General Meeting 2012.
• Lindeberg, Eivind; Svendsen, Harald Georg; Uhlen, Kjetil. (2012) Smooth Transition Between Controllers for Floating Wind Turbines. Energy Procedia. volum 24.
• Preda, Traian Nicolae; Uhlen, Kjetil; Nordgård, Dag Eirik. (2012) An overview of the present grid codes for integration of distributed generation. CIRED 2012 Workshop: Integration of Renewables into the Distribution Grid, Lisbon, Portugal, 29-30 May 2012.
• Preda, Traian Nicolae; Uhlen, Kjetil; Nordgård, Dag Eirik. (2012) Instantaneous Harmonics Compensation using Shunt Active Filters in a Norwegian Distribution Power System with Large Amount of Distributed Generation. PEDG 2012: 3rd IEEE International Symposium on Power Electronics for Distributed Generation Systems.
• Preda, Traian Nicolae; Uhlen, Kjetil; Nordgård, Dag Eirik; Toftevaag, Trond. (2012) External Grid Representation for Assessing Fault Ride Through Capabilities of Distributed Generation Units. 2012 3rd IEEE PES Innovative Smart Grid Technologies Europe (ISGT Europe).
• Storvann, V; Johansson, Emil; Uhlen, Kjetil. (2012) Indicating and Mitigating Voltage Collapse Comparing Voltage Stability Indicators. IEEE PES Innovative Smart Grid Technologies Conference Europe.
• Tande, John Olav Giæver; Korpås, Magnus; Uhlen, Kjetil. (2012) Planning and Operation of Large Offshore Wind Farms in Areas with Limited Power Transfer Capacity. Wind Engineering : The International Journal of Wind Power. volum 36 (1).
• Uhlen, Kjetil. (2012) IEA Implementing Agreement on Electricity Networks Analysis, Research & Development (ENARD)Annex IV: - Transmission SystemsFinal report. 2012. ISBN 978-82-594-3516-3. SINTEF Energi. Rapport (TR A7191).
• Uhlen, Kjetil; Cirio, Diego. (2012) IEA Implementing Agreement on Electricity Networks Analysis, Research & Development (ENARD)Annex IV: - Transmission SystemsFinal report. 2012. ISBN 978-82-594-3516-3.
• Uhlen, Kjetil; Vanfretti, L; de Oliveira, M; Leirbukt, Albert; Aarstand, Vemund Halmo; Gjerde, Jan. (2012) Wide-Area Power Oscillation Damper Implementation and Testing in the Norwegian Transmission Network. IEEE Power & Energy Society General Meeting.

2011

• Baker, John; Brunner, Helfried; Sinclair, John; Uhlen, Kjetil; Cirio, Diego. (2011) ENARD: Results from the First 5 year Term of International Collaboration in electricity networks. CIRED Conference Proceedings.
• Endegnanew, Atsede Gualu; Sætertrø, Kristian; Gjerde, Sverre Skalleberg; Svendsen, Harald Georg; Anaya-Lara, Olimpo; Tande, John Olav Giæver; Uhlen, Kjetil; Gjølmesli, Svein. (2011) Performance assessment of floating wind turbines during grid faults. European Offshore Wind Conference & Exhibition (EOW 2011).
• Haileselassie, Temesgen Mulugeta; Torres Olguin, Raymundo E.; Vrana, Til Kristian; Uhlen, Kjetil; Undeland, Tore Marvin. (2011) Main Grid Frequency Support Strategy for VSC-HVDC Connected Wind Farms with Variable Speed Wind Turbines. PowerTech 2011 Proceedings.
• Haileselassie, Temesgen Mulugeta; Uhlen, Kjetil. (2011) Power Flow Analysis of Multi-terminal HVDC Networks. PowerTech 2011 Proceedings.
• Haileselassie, Temesgen Mulugeta; Uhlen, Kjetil; Tande, John Olav Giæver; Anaya-Lara, Olimpo. (2011) Connection Scheme for North Sea Offshore Wind Integration to UK and Norway: Power Balancing and Transient Stability Analysis. PowerTech 2011 Proceedings.
• Johansson, Emil; Uhlen, Kjetil; Kjølle, Gerd; Toftevaag, Trond. (2011) RELIABILITY EVALUATION OF WIDE AREA MONITORING APPLICATIONS AND EXTREME CONTINGENCIES. Proceeding - 17th Power Systems Computations Conference PSCC 2011.
• Svendsen, Harald Georg; Hadiya, Maheshkumar; Øyslebø, Eirik Veirød; Uhlen, Kjetil. (2011) Integration of offshore wind farm with multiple oil and gas platforms. PowerTech 2011 Proceedings.
• Uhlen, Kjetil; Cirio, D; Haarla, L; Bekaert, D; Jensen, KB; Duthaler, C; Vormedal, L; Larsson, S; Fodstad, L. A.. (2011) Quais os desafios e como serao os sistemas de transmissao do futuro?. Eletricidade Moderna. volum 39 (444).

2010

• Chaudhuri, N.R.; Domahidi, A.; Majumder, R.; Chaudhuri, B.; Korba, P.; Ray, S.; Uhlen, Kjetil. (2010) Wide-area power oscillation damping control in Nordic equivalent system. IET Generation, Transmission & Distribution. volum 4 (10).
• Chaudhuri, Nilanjan Ray; Domahidi, Alexander; Chaudhuri, Balarko; Majumder, Rajat; Korba, Petr; Ray, Swakshar; Uhlen, Kjetil. (2010) Power oscillation damping control using wide-area signals: A case study on Nordic equivalent system. Transmission and Distribution Conference and Exposition IEEE PES. 2010. (T&D 2010).
• Haileselassie, Temesgen M.; Uhlen, Kjetil. (2010) Primary Frequency Control of Remote Grids Connected by Multi-terminal HVDC. IEEE Power Engineering Society General Meeting.
• He, Wei; Jacobsen, Gunnar; Anderson, Tiit; Olsen, Freydar; Hanson, Tor; Korpås, Magnus; Toftevaag, Trond; Eek, Jarle; Uhlen, Kjetil; Johansson, Emil. (2010) The Potential of Integrating Wind Power with Offshore Oil and Gas Platforms. Wind Engineering : The International Journal of Wind Power. volum 34 (2).
• Johansson, Emil; Uhlen, Kjetil; Nybø, Agnes; Kjølle, Gerd; Gjerde, Oddbjørn. (2010) Extraordinary events: Understanding sequence, causes, and remedies. Reliability, risk and safety : back to the future.
• Korba, Petr; Uhlen, Kjetil. (2010) Wide-area monitoring of electromechanical oscillations in the Nordic power system: practical experience. IET Generation, Transmission & Distribution. volum 4 (10).
• Uhlen, Kjetil; Cirio, D; Haarla, L; Bekaert, K.; Jensen, KB; Duthaler, C; Vormedal, L; Larsson, S; Fodstad, Lars August. (2010) IEA Enard: - International collaboration on developments in transmission systems R&D. CIGRE 2010, Session 43.

2009

• Korpås, Magnus; Warland, Leif; Tande, John Olav Giæver; Uhlen, Kjetil Obstfelder. (2009) Impact of increased wind integration on power flows and congestion costs in the European transmission network. European Wind Energy Conference & Exhibtion 2009 : EWEC 2009.
• Tande, John Olav Giæver; Korpås, Magnus; Warland, Leif; Uhlen, Kjetil; van Hulle, Frans. (2009) Impact of TradeWind offshore wind power capacity scenarios on power flows in the European HV network. Wind power : alternative energy source. 7th International Workshop on Large Scale Integration of Wind Power and on Transmission Networks for Offshore Wind Farms.
• Warland, Leif; Korpås, Magnus; Tande, John Olav Giæver; Uhlen, Kjetil Obstfelder. (2009) Cross-border transmission upgrade with increasing wind power penetration. European Wind Energy Conference & Exhibtion 2009 : EWEC 2009.

2008

• Suul, Jon Are Wold; Uhlen, Kjetil; Undeland, Tore Marvin. (2008) Wind Power Integration in Isolated Grids enabled by Variable Speed Pumped Storage Hydropower Plant. 2008 IEEE International Conference on Sustainable Energy Technologies - ICSET 2008.
• Sørensen, Poul; Norheim, Ian; Meibom, Peter; Uhlen, Kjetil. (2008) Simulations of wind power integration with complementary power system planning tools. Electric power systems research. volum 78 (6).

2006

• Eek, Jarle; Di Marzio, Giuseppe; Lund, Torstein; Fosso, Olav B; Gjengedal, Terje; Uhlen, Kjetil. (2006) Reactive Power Compensation and Voltage Control in Regional Networks with High Wind Power Penetration and Thermal Capacity Constraints. 2006.
• Eek, Jarle; Gjengedal, Terje; Uhlen, Kjetil. (2006) Influence of High Wind Power Penetration on the Nordic Power Grid Primary Control Response. 2006. Cigre.
• Eek, Jarle; Uhlen, Kjetil; Gjengedal, Terje. (2006) Wind Power Contribution to Primery Frequency Response in the Nordel Power System. 2006.
• Doorman, Gerard L.; Uhlen, Kjetil; Kjølle, Gerd Hovin; Huse, Einar Ståle. (2006) Vulnerability analysis of the Nordic power system. IEEE Transactions on Power Systems. volum 21 (1).

2005

• Di Marzio, Giuseppe; Eek, Jarle; Uhlen, Kjetil; Fosso, Olav B. (2005) A proposed model for stability assessment of electrical power systems with large scale wind power integration. The 4th World Wind Energy Conference & Renewable Energy Exhibition 2005.
• Di Marzio, Giuseppe; Fosso, Olav B; Uhlen, Kjetil; Palsson, Magni T.. (2005) Large-Scale Wind Power Integration - Voltage Stability Limits and Modal Analysis. 15th Power Systems Computation Conference 2005 - PSCC 2005 Liege.
• Eek, Jarle; Uhlen, Kjetil; Gjengedal, Terje. (2005) Transient stability studies comparing synchronous and doubly fed induction generators. CIGRE Symposium Athens 2005 Power systems with dispersed generation.
• Tande, John Olav Giæver; Uhlen, Kjetil; Gjengedal, Terje. (2005) Options for large scale integration of wind power. 2005 IEEE Russia Power Tech.

2004

• Doorman, Gerard L.; Kjølle, Gerd Hovin; Uhlen, Kjetil Obstfelder; Huse, Einar Ståle; Flatabø, Nils. (2004) Vulnerability of the Nordic Power System. 2004. ISBN 82-594-2652-8. Teknisk rapport / SINTEF energiforskning (TR A5962).
• Doorman, Gerard L.; Kjølle, Gerd Hovin; Uhlen, Kjetil Obstfelder; Huse, Einar Ståle; Flatabø, Nils. (2004) Vulnerability of the Nordic Power System - Executive Summary. 2004. ISBN 82-594-2658-7. Teknisk rapport / SINTEF energiforskning (TR A5968).
• Tande, John Olav Giæver; Uhlen, Kjetil. (2004) Cost analysis case study of grid integration of larger wind farms. Wind Engineering : The International Journal of Wind Power. volum 28 (3).

2003

• Pálsson, Magni Tor; Toftevaag, Trond; Uhlen, Kjetil; Tande, John Olav Giæver. (2003) Control concepts to enable increased wind power penetration. 2003 IEEE Power Engineering Society General Meeting.

2002

• Pálsson, Magni Tor; Toftevaag, Trond; Uhlen, Kjetil; Tande, John Olav Giæver. (2002) Large-scale wind power integration and voltage stability limits in regional networks. 2002 IEEE Power Engineering Society Summer Meeting.

2001

• Tande, John Olav Giæver; Uhlen, Kjetil. (2001) Wind turbines in weak grids-constraints and solutions. 16th International Conference and Exhibition on Electricity Distribution, 2001.

1998

• Uhlen, Kjetil; Petterteig, Astrid; Kjølle, Gerd Hovin; Holen, Arne Torstein; Løvås, Gunnar Gundersby; Meisingset, M.. (1998) On-line security assessment and control - probabilistic versus deterministic operational criteria. Safety and Reliability; Proceedings of ESREL '98.