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  1. Employees

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Robert Nilssen

Robert Nilssen

Professor
Department of electric energy

robert.nilssen@ntnu.no
+4773594243 +4746414738 +4746414738 Elektro E/F, E-418, Gløshaugen, O. S. Bragstads plass 2
Publications Teaching Media

Publications

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  • By category
  • See all publications in Cristin

2023

  • Hartmann, Christian; Mellerud, Runar; Nøland, Jonas Kristiansen; Nilssen, Robert Kristoffer. (2023) A Static FEA Framework for Fast Analysis of HTS Armature Windings in AC Superconducting SMPM Machines. IEEE transactions on energy conversion. volum PP (99).
    Academic article

2022

  • Hartmann, Christian Magnus; Nøland, Jonas Kristiansen; Nilssen, Robert; Mellerud, Runar. (2022) Dual use of liquid hydrogen in a next-generation PEMFC-powered regional aircraft with superconducting propulsion. IEEE Transactions on Transportation Electrification. volum 8 (4).
    Academic article
  • Qin, Xuefei; Shen, Jianxin; Nilssen, Robert; Jacek, Gieras. (2022) Design of High-Speed PMSM Considering Multi-Physics Fields and Power Converter Constraints. Journal of Electrotechnical Technology.
    Academic article
  • Robles, Dany Josue Tome; Nilssen, Robert; Nøland, Jonas Kristiansen. (2022) Comparison of AC-Superconducting Multiphase Symmetric-Winding Topologies for Wind Power Generators With PM Rotors. IEEE Transactions on Applied Superconductivity (TAS). volum 32 (7).
    Academic article

2021

  • Ehya, Hossein; Nysveen, Arne; Nilssen, Robert; Liu, Yujing. (2021) Static and Dynamic Eccentricity Fault Diagnosis of Large Salient Pole Synchronous Generators by means of External Magnetic Field. IET Electric Power Applications. volum 15 (7).
    Academic article
  • Sun, Yi; Lin, Yingqian; Wang, Yunchong; Nilssen, Robert; Shen, Jian-Xin. (2021) Theory of symmetric winding distributions and a general method for winding MMF harmonic analysis. IET Electric Power Applications. volum 14 (13).
    Academic article

2020

  • Ehya, Hossein; Nysveen, Arne; Nilssen, Robert. (2020) A Practical Approach for Static Eccentricity Fault Diagnosis of Hydro-Generators. Proc. 2020 International Conference on Electrical Machines (ICEM).
    Academic chapter/article/Conference paper
  • Ehya, Hossein; Nysveen, Arne; Nilssen, Robert. (2020) Pattern Recognition of Inter-Turn Short Circuit Fault in Wound Field Synchronous Generator via Stray Flux Monitoring. Proc. 2020 International Conference on Electrical Machines (ICEM).
    Academic chapter/article/Conference paper
  • Ehya, Hossein; Rødal, Gard Lyng; Nysveen, Arne; Nilssen, Robert. (2020) Condition Monitoring of Wound Field Synchronous Generator under Inter-turn Short Circuit Fault utilizing Vibration Signal. The 23rd International Conference on Electrical Machines and Systems.
    Academic chapter/article/Conference paper
  • Ehya, Hossein; Skreien, Tarjei N.; Nysveen, Arne; Nilssen, Robert. (2020) The Noise Effects on Signal Processors Used for Fault Detection Purpose. The 23rd International Conference on Electrical Machines and Systems.
    Academic chapter/article/Conference paper
  • Wang, Wei; Nysveen, Arne; Magnusson, Niklas; Nilssen, Robert. (2020) Fourier-based effective permeability for transformer iron losses computation under saturation. IET Electric Power Applications. volum 14 (13).
    Academic article

2019

  • Ehya, Hossein; Nysveen, Arne; Nilssen, Robert; Lundin, Urban. (2019) Time Domain Signature Analysis of Synchronous Generator under Broken Damper Bar Fault. Proceeding 45th Annual Conference of the IEEE Industrial Electronics Society - IECON 2019.
    Academic chapter/article/Conference paper
  • Nøland, Jonas Kristiansen; Leandro, Matteo; Suul, Jon Are Wold; Molinas Cabrera, Maria Marta; Nilssen, Robert. (2019) Electrical Machines and Power Electronics for Starter-Generators in More Electric Aircrafts: A Technology Review. Proceeding 45th Annual Conference of the IEEE Industrial Electronics Society - IECON 2019.
    Academic chapter/article/Conference paper
  • Wang, Wei; Nysveen, Arne; Magnusson, Niklas; Nilssen, Robert. (2019) Computation of transformer iron losses under saturation using the Fourier method Part 2: Stray loss. IEEE Xplore digital library.
    Academic article

2017

  • Røkke, Astrid; Nilssen, Robert. (2017) Analytical Calculation of Yoke Flux Patterns in Fractional-Slot Permanent Magnet Machines. IEEE transactions on magnetics. volum 53 (4).
    Academic article
  • Severson, Eric Loren; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2017) Design of Dual Purpose No-Voltage Combined Windings for Bearingless Motors. IEEE transactions on industry applications. volum 53 (5).
    Academic article
  • Zhang, Zhaoqiang; Nilssen, Robert; Muyeen, S.M.; Nysveen, Arne; Al-Durra, Ahmed. (2017) Design optimization of ironless multi-stage axial-flux permanent magnet generators for offshore wind turbines. Engineering optimization (Print). volum 49 (5).
    Academic article

2015

  • Engevik, Erlend L.; Røkke, Astrid; Nilssen, Robert. (2015) Evaluating Hybrid Optimization Algorithms for Design of a Permanent Magnet Generator. ACEMP 2015 Optim - Electromotion Joint Conference.
    Academic chapter/article/Conference paper
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2015) Dual-Purpose No-Voltage Winding Design for the Bearingless AC Homopolar and Consequent Pole Motors. IEEE transactions on industry applications. volum 51 (4).
    Academic article
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2015) Magnetic equivalent circuit modeling of the AC homopolar machine for flywheel energy storage. IEEE transactions on energy conversion. volum 30 (4).
    Academic article
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2015) Effects of Loading and slot harmonic on Radial Magnetic Forces in Low-Speed Permanent Magnet Machine with Concentrated Windings. IEEE transactions on magnetics. volum 51 (6).
    Academic article

2014

  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2014) Dual purpose no voltage winding design for the bearingless ac homopolar and consequent pole motors. The 2014 International Power Electronics Conference.
    Academic chapter/article/Conference paper
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2014) Outer-rotor ac homopolar motors for flywheel energy storage. 7th IET International Conference on Power Electronics, Machines and Drives - PEMD 2014.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Matveev, Alexey; Nysveen, Arne; Nilssen, Robert. (2014) Multiple-airgap iron-cored direct-driven permanent magnet wind generators. International conference on Electrical Machines, ICEM 2014.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2014) Effects of loading on radial magnetic forces in low-speed permanent magnet machine with concentrated windings. International conference on Electrical Machines, ICEM 2014.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert; Lorenz, Robert D.; Rølvåg, Terje. (2014) Influence of pole and slot combinations on magnetic forces and vibration in low-speed PM wind generators. IEEE transactions on magnetics. volum 50 (5).
    Academic article
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert; Rølvåg, Terje. (2014) Slot harmonic effect on magnetic forces and vibration in low-speed permanent-magnet machine with concentrated windings. IEEE transactions on industry applications. volum 50 (5).
    Academic article
  • Zhang, Zhaoqiang; Muyeen, S.M.; Al-Durra, Abel A.; Nilssen, Robert; Nysveen, Arne. (2014) Multiphysics 3D Modelling of Ironless Permanent Magnet Generators. Energy Procedia. volum 53.
    Academic article

2013

  • Røkke, Astrid; Nilssen, Robert. (2013) Marine Current Turbines and Generator preference. A technology review. The Renewable Energies and Power Quality Journal (RE&PQJ).
    Academic literature review
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2013) Suspension Force Model for Bearingless AC Homopolar Machines Designed for Flywheel Energy Storage. GCC Conference and Exhibition (GCC), 2013, 7th IEEE.
    Academic chapter/article/Conference paper
  • Severson, Eric; Røkke, Astrid; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2013) Design and measurement of a passive thrust magnetic bearing for a bearingless motor. Proceedings of the Annual Conference of the IEEE Industrial Electronics Society (IECON).
    Academic article
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2013) Analysis of a low-speed PM Wind generator with concentrated windings in eccentricity conditions. Electrical Machines and Systems (ICEMS), 2013 International Conference on.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2013) Influence of slot harmonics on radial magnetic forces in low-speed PM machine with concentrated windings. Electrical Machines and Systems (ICEMS), 2013 International Conference on.
    Academic chapter/article/Conference paper
  • Wang, Kai; Zhu, ZQ; Nilssen, Robert. (2013) Using third harmonic for shape optimization of flux density distribution in linear permanent-magnet machine. Applied Mechanics and Materials.
    Academic article
  • Wu, D; Zhu, ZQ; Nilssen, Robert. (2013) Development of a segmented linear variable flux reluctance motor with DC-field coil. Applied Mechanics and Materials. volum 416-417.
    Academic article
  • Zhang, Zhaoqiang; Chen, Anyuan; Matveev, Alexey; Nilssen, Robert; Nysveen, Arne. (2013) High-power generators for offshore wind turbines. Energy Procedia. volum 35.
    Academic article
  • Zhou, YJ; Zhu, ZQ; Nilssen, Robert. (2013) Comparison of linear switched flux permanent magnet machines. Applied Mechanics and Materials. volum 416-417.
    Academic article

2012

  • Olsen, Pål Keim; Gjerde, Sverre Skalleberg; Nilssen, Robert; Hølto, Jorunn; Hvidsten, Sverre. (2012) A Transformerless generator-converter concept making feasible a 100 kV light weight offshore wind turbine: Part I - The generator. IEEE ECCE 2012. Proceedings of Energy Conversion Congress and Exposition, Raleigh 2012.
    Academic chapter/article/Conference paper
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2012) Analysis of the Bearingless AC Homopolar Motor. Electric Machines (ICEM)2012, International Conference.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2012) Characterization of radial magnetic forces in low-speed permanent magnet wind generator with non-overlapping concentrated windings. ICEM2012-XXth International Conference on Electrical Machines.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2012) Magnetic forces and vibration in permanent magnet machines with non-overlapping concentrated windings: A review. IEEE International Conference on Industrial Technology (ICIT) 2012.
    Academic chapter/article/Conference paper
  • Zhang, Shujun; Norum, Lars Einar; Nilssen, Robert; Lorenz, Robert D.. (2012) Down-the-Hole Hammer Drilling System Driven by a Tubular Reciprocating Translational Motion Permanent Magnet Synchronous Motor. 21st IEEE International Symposium on Industrial Electronics.
    Academic chapter/article/Conference paper
  • Zhang, Shujun; Norum, Lars Einar; Nilssen, Robert; Lorenz, Robert D.. (2012) Percussive Drilling Application of a Tubular Reciprocating Translational Motion Permanent Magnet Synchronous Motor. Journal of international Conference on Electrical Machines and Systems. volum 1 (4).
    Academic article
  • Zhang, Zhaoqiang; Matveev, Alexey; Nilssen, Robert; Nysveen, Arne. (2012) Large-diameter Ironless Permanent Magnet Generator for Offshore Wind Power Application. ICEM2012-XXth International Conference on Electrical Machines.
    Academic chapter/article/Conference paper

2011

  • Zhang, Zhaoqiang; Matveev, Alexey; Øvrebø, Sigurd; Nilssen, Robert; Nysveen, Arne. (2011) Review of modeling methods in electromagnetic and thermal design of permanent magnet generators for wind turbines. International Conference on Clean Electrical Power (ICCEP), 2011.
    Academic chapter/article/Conference paper
  • Zhang, Zhaoqiang; Matveev, Alexey; Øvrebø, Sigurd; Nilssen, Robert; Nysveen, Arne. (2011) State of the art in generator technology for offshore wind energy conversion systems. International Electric Machines and Drives Conference (IEMDC 2011).
    Academic chapter/article/Conference paper

2010

  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2010) Analytical Design of a High-torque flux-Switching Permanent Magnet Machine by a Simplified Lumped Parameter Magnetic Circuit Model. ICEM 2010 - XIX International Conference on Electrical Machines.
    Academic chapter/article/Conference paper
  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2010) Investigation of a three-Phase Flux-Switching Permanent Magnet Machine for Downhole Applications. ICEM 2010 - XIX International Conference on Electrical Machines.
    Academic chapter/article/Conference paper
  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2010) Performance Comparisons Among Radial-Flux, Multistage Axial-Flux, and Three-Phase Transverse-Flux PM Machines for Downhole Applications. IEEE transactions on industry applications. volum 46 (2).
    Academic article
  • Zhang, Shujun; Norum, Lars Einar; Nilssen, Robert. (2010) Variable Voltage Variable Frequency Control of Tubular Linear Permanent Magnet Synchronous Machine for Drilling Applications. ICEM 2010 - XIX International Conference on Electrical Machines.
    Academic chapter/article/Conference paper
  • Zhang, Shujun; Norum, Lars Einar; Pedersen, Eilif; Nilssen, Robert. (2010) Tubular Linear Oscillatory Machine for Drilling Applications. Journal of Electrical Engineering. volum 10.
    Academic article

2009

  • Ummaneni, Ravindra Babu; Nilssen, Robert; Brennvall, J.E.; Jaillot, Caroline. (2009) Experimental Characterisation of Linear Permanent Magnet Actuator with Gas Springs. IEEE IEMDC 2009 Proceedings.
    Academic chapter/article/Conference paper
  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2009) Performance Comparisons Among Radial Flux, Multi-stage Axial Flux and Three-phase Transverse Flux PM Machines for Downhole Applications. IEEE IEMDC 2009 Proceedings.
    Academic chapter/article/Conference paper

2008

  • Ummaneni, Ravindra Babu; Brennvall, J.E.; Nilssen, Robert. (2008) Applications of Linear Permanent Magnet Actuators in Offshore Applications. Recent Advances in Electrical Engineering.
    Academic article
  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2008) Harmonic Analysis and Comparison of the Back EMFs of Four Permanent Magnet Machine with Different Winding Arrangements. 11th International Conference on Electrical Machines and Systems.
    Academic chapter/article/Conference paper
  • Chen, Anyuan; Ummaneni, Ravindra Babu; Nilssen, Robert; Nysveen, Arne. (2008) Review of Electrical Machine in Downhole Applications and the Advantages. 13th International Power Electronics and Motion Control Conference.
    Academic chapter/article/Conference paper
  • Mogstad, Anne Berit; Molinas Cabrera, Maria Marta; Olsen, Pål Keim; Nilssen, Robert. (2008) A Power Conversion System for Offshore Wind Parks. A Power Conversion System for Offshore Wind Parks.
    Academic chapter/article/Conference paper

2007

  • Ummaneni, Ravindra Babu; Nilssen, Robert; Brennvall, Jon Eirik. (2007) Force Analysis in Design of High Power Linear Permanent Magnet Actuator with Gas Springs in Drilling Applications. 2007 International Electric Machines and Drives Conference Proceedings -CD.
    Academic chapter/article/Conference paper

2006

  • Krøvel, Øystein; Nilssen, Robert. (2006) Design and Measurements on a Small Radial Flux Permanent Magnet Generator with Concentrated Coils. COMSOL Conference 2006 User Presentations and Proceedings.
    Academic chapter/article/Conference paper

2005

  • Nilssen, Robert; Skaar, Stev Erlend; Lund, Richard; Skjellnes, Tore; Øvrebø, Sigurd; Løvli, Edgar. (2005) Design of a Permanent Synchronous Motor Integrated in the Wheel Rim on Wheelchairs. 11th European Conference on Power Electronics and Applications.
    Other

2004

  • Nysveen, Arne; Undeland, Tore Marvin; Nilssen, Robert; Fosso, Olav B; Hansen, Eilif Hugo; Belsnes, Michael Martin. (2004) Electric energy. Infosam2020, Information Society of 2020.
    Academic chapter/article/Conference paper

1998

  • Midtgård, Ole-Morten; Nilssen, Robert. (1998) Efficient Spanning Trees for a High-Order Edge Element T-_C Eddy Current Formulation. IEEE transactions on magnetics. volum 34 (5).
    Academic article

1994

  • Mohan, Ned; Robbins, William P.; Undeland, Tore Marvin; Nilssen, Robert; Mo, Olve. (1994) Simulation of Power Electronic and Motion Control Systems—An Overview. Proceedings of the IEEE. volum 82 (8).
    Academic article

1993

  • Mo, Olve; Nilssen, Robert. (1993) Low cost program for simulation of power electronic converters and systems. IEE Conferance publication. volum 7 (377).
    Academic article

1991

  • Mo, Olve; Petterteig, Astrid; Ringheim, Nils Arild; Nilssen, Robert. (1991) Application of programmable modules in simulation of power electronics. 4th European Conference on Power Electronics and Applications, Firenze September 3 - 6, 1991 - EPE 1991.
    Academic chapter/article/Conference paper

1990

  • Nilssen, Robert; Mo, Olve. (1990) KREAN, a new simulation program for power electronic circuits. PESC Record - IEEE Annual Power Electronics Specialists Conference. volum 2.
    Academic article

Journal publications

  • Hartmann, Christian; Mellerud, Runar; Nøland, Jonas Kristiansen; Nilssen, Robert Kristoffer. (2023) A Static FEA Framework for Fast Analysis of HTS Armature Windings in AC Superconducting SMPM Machines. IEEE transactions on energy conversion. volum PP (99).
    Academic article
  • Hartmann, Christian Magnus; Nøland, Jonas Kristiansen; Nilssen, Robert; Mellerud, Runar. (2022) Dual use of liquid hydrogen in a next-generation PEMFC-powered regional aircraft with superconducting propulsion. IEEE Transactions on Transportation Electrification. volum 8 (4).
    Academic article
  • Qin, Xuefei; Shen, Jianxin; Nilssen, Robert; Jacek, Gieras. (2022) Design of High-Speed PMSM Considering Multi-Physics Fields and Power Converter Constraints. Journal of Electrotechnical Technology.
    Academic article
  • Robles, Dany Josue Tome; Nilssen, Robert; Nøland, Jonas Kristiansen. (2022) Comparison of AC-Superconducting Multiphase Symmetric-Winding Topologies for Wind Power Generators With PM Rotors. IEEE Transactions on Applied Superconductivity (TAS). volum 32 (7).
    Academic article
  • Ehya, Hossein; Nysveen, Arne; Nilssen, Robert; Liu, Yujing. (2021) Static and Dynamic Eccentricity Fault Diagnosis of Large Salient Pole Synchronous Generators by means of External Magnetic Field. IET Electric Power Applications. volum 15 (7).
    Academic article
  • Sun, Yi; Lin, Yingqian; Wang, Yunchong; Nilssen, Robert; Shen, Jian-Xin. (2021) Theory of symmetric winding distributions and a general method for winding MMF harmonic analysis. IET Electric Power Applications. volum 14 (13).
    Academic article
  • Wang, Wei; Nysveen, Arne; Magnusson, Niklas; Nilssen, Robert. (2020) Fourier-based effective permeability for transformer iron losses computation under saturation. IET Electric Power Applications. volum 14 (13).
    Academic article
  • Wang, Wei; Nysveen, Arne; Magnusson, Niklas; Nilssen, Robert. (2019) Computation of transformer iron losses under saturation using the Fourier method Part 2: Stray loss. IEEE Xplore digital library.
    Academic article
  • Røkke, Astrid; Nilssen, Robert. (2017) Analytical Calculation of Yoke Flux Patterns in Fractional-Slot Permanent Magnet Machines. IEEE transactions on magnetics. volum 53 (4).
    Academic article
  • Severson, Eric Loren; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2017) Design of Dual Purpose No-Voltage Combined Windings for Bearingless Motors. IEEE transactions on industry applications. volum 53 (5).
    Academic article
  • Zhang, Zhaoqiang; Nilssen, Robert; Muyeen, S.M.; Nysveen, Arne; Al-Durra, Ahmed. (2017) Design optimization of ironless multi-stage axial-flux permanent magnet generators for offshore wind turbines. Engineering optimization (Print). volum 49 (5).
    Academic article
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2015) Dual-Purpose No-Voltage Winding Design for the Bearingless AC Homopolar and Consequent Pole Motors. IEEE transactions on industry applications. volum 51 (4).
    Academic article
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2015) Magnetic equivalent circuit modeling of the AC homopolar machine for flywheel energy storage. IEEE transactions on energy conversion. volum 30 (4).
    Academic article
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2015) Effects of Loading and slot harmonic on Radial Magnetic Forces in Low-Speed Permanent Magnet Machine with Concentrated Windings. IEEE transactions on magnetics. volum 51 (6).
    Academic article
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert; Lorenz, Robert D.; Rølvåg, Terje. (2014) Influence of pole and slot combinations on magnetic forces and vibration in low-speed PM wind generators. IEEE transactions on magnetics. volum 50 (5).
    Academic article
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert; Rølvåg, Terje. (2014) Slot harmonic effect on magnetic forces and vibration in low-speed permanent-magnet machine with concentrated windings. IEEE transactions on industry applications. volum 50 (5).
    Academic article
  • Zhang, Zhaoqiang; Muyeen, S.M.; Al-Durra, Abel A.; Nilssen, Robert; Nysveen, Arne. (2014) Multiphysics 3D Modelling of Ironless Permanent Magnet Generators. Energy Procedia. volum 53.
    Academic article
  • Røkke, Astrid; Nilssen, Robert. (2013) Marine Current Turbines and Generator preference. A technology review. The Renewable Energies and Power Quality Journal (RE&PQJ).
    Academic literature review
  • Severson, Eric; Røkke, Astrid; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2013) Design and measurement of a passive thrust magnetic bearing for a bearingless motor. Proceedings of the Annual Conference of the IEEE Industrial Electronics Society (IECON).
    Academic article
  • Wang, Kai; Zhu, ZQ; Nilssen, Robert. (2013) Using third harmonic for shape optimization of flux density distribution in linear permanent-magnet machine. Applied Mechanics and Materials.
    Academic article
  • Wu, D; Zhu, ZQ; Nilssen, Robert. (2013) Development of a segmented linear variable flux reluctance motor with DC-field coil. Applied Mechanics and Materials. volum 416-417.
    Academic article
  • Zhang, Zhaoqiang; Chen, Anyuan; Matveev, Alexey; Nilssen, Robert; Nysveen, Arne. (2013) High-power generators for offshore wind turbines. Energy Procedia. volum 35.
    Academic article
  • Zhou, YJ; Zhu, ZQ; Nilssen, Robert. (2013) Comparison of linear switched flux permanent magnet machines. Applied Mechanics and Materials. volum 416-417.
    Academic article
  • Zhang, Shujun; Norum, Lars Einar; Nilssen, Robert; Lorenz, Robert D.. (2012) Percussive Drilling Application of a Tubular Reciprocating Translational Motion Permanent Magnet Synchronous Motor. Journal of international Conference on Electrical Machines and Systems. volum 1 (4).
    Academic article
  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2010) Performance Comparisons Among Radial-Flux, Multistage Axial-Flux, and Three-Phase Transverse-Flux PM Machines for Downhole Applications. IEEE transactions on industry applications. volum 46 (2).
    Academic article
  • Zhang, Shujun; Norum, Lars Einar; Pedersen, Eilif; Nilssen, Robert. (2010) Tubular Linear Oscillatory Machine for Drilling Applications. Journal of Electrical Engineering. volum 10.
    Academic article
  • Ummaneni, Ravindra Babu; Brennvall, J.E.; Nilssen, Robert. (2008) Applications of Linear Permanent Magnet Actuators in Offshore Applications. Recent Advances in Electrical Engineering.
    Academic article
  • Midtgård, Ole-Morten; Nilssen, Robert. (1998) Efficient Spanning Trees for a High-Order Edge Element T-_C Eddy Current Formulation. IEEE transactions on magnetics. volum 34 (5).
    Academic article
  • Mohan, Ned; Robbins, William P.; Undeland, Tore Marvin; Nilssen, Robert; Mo, Olve. (1994) Simulation of Power Electronic and Motion Control Systems—An Overview. Proceedings of the IEEE. volum 82 (8).
    Academic article
  • Mo, Olve; Nilssen, Robert. (1993) Low cost program for simulation of power electronic converters and systems. IEE Conferance publication. volum 7 (377).
    Academic article
  • Nilssen, Robert; Mo, Olve. (1990) KREAN, a new simulation program for power electronic circuits. PESC Record - IEEE Annual Power Electronics Specialists Conference. volum 2.
    Academic article

Part of book/report

  • Ehya, Hossein; Nysveen, Arne; Nilssen, Robert. (2020) A Practical Approach for Static Eccentricity Fault Diagnosis of Hydro-Generators. Proc. 2020 International Conference on Electrical Machines (ICEM).
    Academic chapter/article/Conference paper
  • Ehya, Hossein; Nysveen, Arne; Nilssen, Robert. (2020) Pattern Recognition of Inter-Turn Short Circuit Fault in Wound Field Synchronous Generator via Stray Flux Monitoring. Proc. 2020 International Conference on Electrical Machines (ICEM).
    Academic chapter/article/Conference paper
  • Ehya, Hossein; Rødal, Gard Lyng; Nysveen, Arne; Nilssen, Robert. (2020) Condition Monitoring of Wound Field Synchronous Generator under Inter-turn Short Circuit Fault utilizing Vibration Signal. The 23rd International Conference on Electrical Machines and Systems.
    Academic chapter/article/Conference paper
  • Ehya, Hossein; Skreien, Tarjei N.; Nysveen, Arne; Nilssen, Robert. (2020) The Noise Effects on Signal Processors Used for Fault Detection Purpose. The 23rd International Conference on Electrical Machines and Systems.
    Academic chapter/article/Conference paper
  • Ehya, Hossein; Nysveen, Arne; Nilssen, Robert; Lundin, Urban. (2019) Time Domain Signature Analysis of Synchronous Generator under Broken Damper Bar Fault. Proceeding 45th Annual Conference of the IEEE Industrial Electronics Society - IECON 2019.
    Academic chapter/article/Conference paper
  • Nøland, Jonas Kristiansen; Leandro, Matteo; Suul, Jon Are Wold; Molinas Cabrera, Maria Marta; Nilssen, Robert. (2019) Electrical Machines and Power Electronics for Starter-Generators in More Electric Aircrafts: A Technology Review. Proceeding 45th Annual Conference of the IEEE Industrial Electronics Society - IECON 2019.
    Academic chapter/article/Conference paper
  • Engevik, Erlend L.; Røkke, Astrid; Nilssen, Robert. (2015) Evaluating Hybrid Optimization Algorithms for Design of a Permanent Magnet Generator. ACEMP 2015 Optim - Electromotion Joint Conference.
    Academic chapter/article/Conference paper
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2014) Dual purpose no voltage winding design for the bearingless ac homopolar and consequent pole motors. The 2014 International Power Electronics Conference.
    Academic chapter/article/Conference paper
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2014) Outer-rotor ac homopolar motors for flywheel energy storage. 7th IET International Conference on Power Electronics, Machines and Drives - PEMD 2014.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Matveev, Alexey; Nysveen, Arne; Nilssen, Robert. (2014) Multiple-airgap iron-cored direct-driven permanent magnet wind generators. International conference on Electrical Machines, ICEM 2014.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2014) Effects of loading on radial magnetic forces in low-speed permanent magnet machine with concentrated windings. International conference on Electrical Machines, ICEM 2014.
    Academic chapter/article/Conference paper
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2013) Suspension Force Model for Bearingless AC Homopolar Machines Designed for Flywheel Energy Storage. GCC Conference and Exhibition (GCC), 2013, 7th IEEE.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2013) Analysis of a low-speed PM Wind generator with concentrated windings in eccentricity conditions. Electrical Machines and Systems (ICEMS), 2013 International Conference on.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2013) Influence of slot harmonics on radial magnetic forces in low-speed PM machine with concentrated windings. Electrical Machines and Systems (ICEMS), 2013 International Conference on.
    Academic chapter/article/Conference paper
  • Olsen, Pål Keim; Gjerde, Sverre Skalleberg; Nilssen, Robert; Hølto, Jorunn; Hvidsten, Sverre. (2012) A Transformerless generator-converter concept making feasible a 100 kV light weight offshore wind turbine: Part I - The generator. IEEE ECCE 2012. Proceedings of Energy Conversion Congress and Exposition, Raleigh 2012.
    Academic chapter/article/Conference paper
  • Severson, Eric; Nilssen, Robert; Undeland, Tore Marvin; Mohan, Ned. (2012) Analysis of the Bearingless AC Homopolar Motor. Electric Machines (ICEM)2012, International Conference.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2012) Characterization of radial magnetic forces in low-speed permanent magnet wind generator with non-overlapping concentrated windings. ICEM2012-XXth International Conference on Electrical Machines.
    Academic chapter/article/Conference paper
  • Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2012) Magnetic forces and vibration in permanent magnet machines with non-overlapping concentrated windings: A review. IEEE International Conference on Industrial Technology (ICIT) 2012.
    Academic chapter/article/Conference paper
  • Zhang, Shujun; Norum, Lars Einar; Nilssen, Robert; Lorenz, Robert D.. (2012) Down-the-Hole Hammer Drilling System Driven by a Tubular Reciprocating Translational Motion Permanent Magnet Synchronous Motor. 21st IEEE International Symposium on Industrial Electronics.
    Academic chapter/article/Conference paper
  • Zhang, Zhaoqiang; Matveev, Alexey; Nilssen, Robert; Nysveen, Arne. (2012) Large-diameter Ironless Permanent Magnet Generator for Offshore Wind Power Application. ICEM2012-XXth International Conference on Electrical Machines.
    Academic chapter/article/Conference paper
  • Zhang, Zhaoqiang; Matveev, Alexey; Øvrebø, Sigurd; Nilssen, Robert; Nysveen, Arne. (2011) Review of modeling methods in electromagnetic and thermal design of permanent magnet generators for wind turbines. International Conference on Clean Electrical Power (ICCEP), 2011.
    Academic chapter/article/Conference paper
  • Zhang, Zhaoqiang; Matveev, Alexey; Øvrebø, Sigurd; Nilssen, Robert; Nysveen, Arne. (2011) State of the art in generator technology for offshore wind energy conversion systems. International Electric Machines and Drives Conference (IEMDC 2011).
    Academic chapter/article/Conference paper
  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2010) Analytical Design of a High-torque flux-Switching Permanent Magnet Machine by a Simplified Lumped Parameter Magnetic Circuit Model. ICEM 2010 - XIX International Conference on Electrical Machines.
    Academic chapter/article/Conference paper
  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2010) Investigation of a three-Phase Flux-Switching Permanent Magnet Machine for Downhole Applications. ICEM 2010 - XIX International Conference on Electrical Machines.
    Academic chapter/article/Conference paper
  • Zhang, Shujun; Norum, Lars Einar; Nilssen, Robert. (2010) Variable Voltage Variable Frequency Control of Tubular Linear Permanent Magnet Synchronous Machine for Drilling Applications. ICEM 2010 - XIX International Conference on Electrical Machines.
    Academic chapter/article/Conference paper
  • Ummaneni, Ravindra Babu; Nilssen, Robert; Brennvall, J.E.; Jaillot, Caroline. (2009) Experimental Characterisation of Linear Permanent Magnet Actuator with Gas Springs. IEEE IEMDC 2009 Proceedings.
    Academic chapter/article/Conference paper
  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2009) Performance Comparisons Among Radial Flux, Multi-stage Axial Flux and Three-phase Transverse Flux PM Machines for Downhole Applications. IEEE IEMDC 2009 Proceedings.
    Academic chapter/article/Conference paper
  • Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2008) Harmonic Analysis and Comparison of the Back EMFs of Four Permanent Magnet Machine with Different Winding Arrangements. 11th International Conference on Electrical Machines and Systems.
    Academic chapter/article/Conference paper
  • Chen, Anyuan; Ummaneni, Ravindra Babu; Nilssen, Robert; Nysveen, Arne. (2008) Review of Electrical Machine in Downhole Applications and the Advantages. 13th International Power Electronics and Motion Control Conference.
    Academic chapter/article/Conference paper
  • Mogstad, Anne Berit; Molinas Cabrera, Maria Marta; Olsen, Pål Keim; Nilssen, Robert. (2008) A Power Conversion System for Offshore Wind Parks. A Power Conversion System for Offshore Wind Parks.
    Academic chapter/article/Conference paper
  • Ummaneni, Ravindra Babu; Nilssen, Robert; Brennvall, Jon Eirik. (2007) Force Analysis in Design of High Power Linear Permanent Magnet Actuator with Gas Springs in Drilling Applications. 2007 International Electric Machines and Drives Conference Proceedings -CD.
    Academic chapter/article/Conference paper
  • Krøvel, Øystein; Nilssen, Robert. (2006) Design and Measurements on a Small Radial Flux Permanent Magnet Generator with Concentrated Coils. COMSOL Conference 2006 User Presentations and Proceedings.
    Academic chapter/article/Conference paper
  • Nilssen, Robert; Skaar, Stev Erlend; Lund, Richard; Skjellnes, Tore; Øvrebø, Sigurd; Løvli, Edgar. (2005) Design of a Permanent Synchronous Motor Integrated in the Wheel Rim on Wheelchairs. 11th European Conference on Power Electronics and Applications.
    Other
  • Nysveen, Arne; Undeland, Tore Marvin; Nilssen, Robert; Fosso, Olav B; Hansen, Eilif Hugo; Belsnes, Michael Martin. (2004) Electric energy. Infosam2020, Information Society of 2020.
    Academic chapter/article/Conference paper
  • Mo, Olve; Petterteig, Astrid; Ringheim, Nils Arild; Nilssen, Robert. (1991) Application of programmable modules in simulation of power electronics. 4th European Conference on Power Electronics and Applications, Firenze September 3 - 6, 1991 - EPE 1991.
    Academic chapter/article/Conference paper

Teaching

Courses

  • TEP4175 - Design of a Wind Turbine
  • ET8301 - Design of Electric Machines
  • FENT2321 - Wind Energy and Design of a Wind Turbine
  • TET5100 - Electromagnetic Analysis in Power Engineering
  • TET4110 - Electrical Machines and Electromagnetic Energy Conversion
  • IELET2120 - Electrical Machines and Electromagnetic Energy Conversion

Media

2022

  • Academic lecture
    Zhang, Zhaoqiang; Nysveen, Arne; Fagermyr, Børge Johannes; Nilssen, Robert; Ehya, Hossein. (2022) Virtual-stator Loss Model for Synchronous Generators. 2022 IEEE Energy Conversion Congress and Exposition (ECCE) ; 2022-10-09 - 2022-10-13.
  • Academic lecture
    Zhang, Zhaoqiang; Nysveen, Arne; Nilssen, Robert; Fagermyr, Børge Johannes; Chen, Anyuan; Ehya, Hossein. (2022) Material Characterization and Stator Core Loss Computation of Synchronous Generators with Stacking Force Accounted. 2022 International Conference on Electrical Machines (ICEM) ; 2022-09-05 - 2022-09-08.

2021

  • Interview
    Schwencke, Morten; Nøland, Jonas Kristiansen; Nilssen, Robert. (2021) 118 privatfly ankom klimatoppmøtet. Dette skal til for at de skal bli elektriske. Aftenposten [Avis]. 2021-11-07.

2017

  • Academic lecture
    Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2017) Analysis of Magnetic Field and Radial Force Harmonics in a Hydrogenerator Connected to a Three-Level NPC Converter. IECON 2017 - 43rd Annual Conference of the IEEE Industrial Electronics Society . IEEE; Bejing. 2017-10-29 - 2017-11-01.
  • Academic lecture
    Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert; Nilsen, Roy; Besnerais, Jean Le; Devillers, Emile. (2017) Analysis of magnetic forces and vibration in a converter-fed synchronous hydrogenerator. 2017 IEEE Energy Conversion Congress and Exposition (ECCE) . IEEE; Cincinnati, Ohio. 2017-10-01 - 2017-10-05.

2014

  • Lecture
    Matveev, Alexey; Valavi, Mostafa; Nysveen, Arne; Nilssen, Robert. (2014) Permanent Magnet Generator with Three Stators for Renewable Energy Converters. IEEE International Magnetics Conference (INTERMAG 2014) . IEEE; Dresden. 2014-05-04 - 2014-05-08.

2013

  • Lecture
    Zhang, Zhaoqiang; Matveev, Alexey; Nilssen, Robert; Nysveen, Arne. (2013) Ironless multi-stage axial-flux permanent magnet generator for offshore wind power application. 12th Joint MMM/Intermag Conference ; 2013-01-14 - 2013-01-18.

2012

  • Academic lecture
    Zhang, Zhaoqiang; Matveev, Alexey; Nilssen, Robert; Nysveen, Arne. (2012) Efficiency Calculation and Improvement of a Large-diameter Ironless Permanent Magnet Generator. ICEMS2012-International Conference on Electrical Machines and Systems ; 2012-10-21 - 2012-10-24.

2009

  • Academic lecture
    Chen, Anyuan; Rotevatn, Njål; Nilssen, Robert; Nysveen, Arne. (2009) Characteristic Investigations of a New Three-Phase Flux-Switching Permanent Magnet Machine by FEM Simulations and Experimental Verification. ICEMS 2009 . ICEMS; Tokyo. 2009-11-15 - 2009-11-18.
  • Academic lecture
    Zhang, Shujun; Norum, Lars Einar; Nilssen, Robert. (2009) Analysis of Tubular Linear Permanent Magnet Motor for Drilling Application. EPECS 09 . EPECS; American universityof Sharjah. 2009-11-10 - 2009-11-12.
  • Academic lecture
    Zhang, Shujun; Norum, Lars Einar; Nilssen, Robert. (2009) Oscillatory Motion Application of Tubular Linear Permanent Magnet machine. IECON 09 . IEEE 2009; Porto. 2009-11-03 - 2009-11-05.

2008

  • Academic lecture
    Ummaneni, Ravindra Babu; Nilssen, Robert; Brennvall, J.E.. (2008) Demonstration Model of a Linear Permanent Magnet Actuator with Gas Springs. ICEM'08 . Associacao Portugueasa Para Desenvolvimento; Vilamoura. 2008-09-06 - 2008-09-09.
  • Academic lecture
    Chen, Anyuan; Nilssen, Robert; Nysveen, Arne. (2008) Harmonic Analysis and Comparison of the Back EMFs of Four Permanent Magnet Machine with Different Winding Arrangements. ICEMS2008 . ICEMS2008; Wuhan, Kina. 2008-10-17 - 2008-10-20.
  • Poster
    Chen, Anyuan; Ummaneni, Ravindra Babu; Nilssen, Robert; Nysveen, Arne. (2008) Review of Electrical Machine in Downhole Applications and the Advantages. EPE-PEMC 2008 . EPE-PEMC 2008; Poznan, Polen. 2008-09-01 - 2008-09-03.
  • Academic lecture
    Ummaneni, Ravindra Babu; Brennvall, Jon Eirik; Nilssen, Robert. (2008) Convert Low Frequency Energy from Wave Power Plant to High Frequency Energy in Linear Electrical Generator with Gas Springs. 2008 IEEE Power India Conference . POWERCON2008 & 2008 IEEE Power India Conference; New Delhi. 2008-10-12 - 2008-10-15.
  • Academic lecture
    Ummaneni, Ravindra Babu; Nilssen, Robert; Brennvall, J. E.. (2008) Applications of Linear Permanent Magnet Actuators in Offshore Applications. WSEAS 2008 . WSEAS; Trondheim, Norway. 2008-07-02 - 2008-07-04.

2007

  • Popular scientific lecture
    Gether, Harald; Moe, Geir; Nilssen, Robert; Undeland, Tore Marvin; Nielsen, Kai Olav; Karstad, Per Ivar; Lægreid, Astrid. (2007) Ren energi til ren industri. Invitert møte i for departementene (OED, ND, MD) . Dep; Oslo. 2007-06-12.
  • Popular scientific lecture
    Moe, Geir; Gether, Harald; Nilssen, Robert; Undeland, Tore Marvin. (2007) Storskala havbasert generering av elektrisk kraft. Norsk industriell og bærekraftig fremtid . Fagforbundet, LO; Oslo. 2007-04-27.
  • Academic lecture
    Ummaneni, Ravindra Babu; Nilssen, Robert; Brennvall, J.E.. (2007) Force analysis in Design of High Power Linear Permanent Magnet Actuator with Gas Springs in Drilling Applications. IEMDC 2007 . IEMDC 2007, Turkey; Antalya. 2007-05-03 - 2007-05-05.

2006

  • Poster
    Skaar, Stev Erlend; Krøvel, Øystein; Nilssen, Robert. (2006) Distribution, Coil-span and Winding Factors for PM Machines with Concentrated Windings. ICEM 2006 . The 17th International Conference on Electrical Machines; Crete. 2006-09-02 - 2006-09-05.
  • Academic lecture
    Ummaneni, Ravindra Babu; Brennvall, J.E.; Nilssen, Robert. (2006) Concept of Linear Permanent Magnet Actuator with Gas Springs in Drilling Applications. The 2006 International Conference on Electrical Machines and Systems . ICEMS 2006; Nagasaki. 2006-11-20 - 2006-11-23.
  • Academic lecture
    Krøvel, Øystein; Nilssen, Robert. (2006) Design and Measurement on a Small Radial Flux Permanent Magnet Generator with Concentrated Coils. COMSOL Conference 2006 . COMSOL AB; 2006-11-01 - 2006-11-02.

2005

  • Poster
    Nilssen, Robert; Skaar, Stev Erlend; Lund, Richard; Skjellnes, Tore; Øvrebø, Sigurd; Løvli, Edgar. (2005) Design of a Permanent Magnet Synchronous Motor Integrated in the Wheel Rim on Wheelchairs. EPE 2005 ; Dresden. 2005-09-10 - 2005-09-15.

2004

  • Poster
    Hoff, Erik; Brennvall, J. E.; Nilssen, Robert; Norum, Lars Einar. (2004) High Power Linear Electric Machine - made Possible by Gas Springs. NORPIE 2004 . NTNU, Inst. for elkraftteknikk, Energiomforming; NTNU, Trondheim. 2004-06-14 - 2004-06-16.
  • Poster
    Krøvel, Øystein; Nilssen, Robert; Nysveen, Arne. (2004) A Study of the Research Activity in the Nordic Countries on Large Permanent Magnet Synchronous Machines. NORPIE 2004 . NTNU, Insitutt for elkraftteknikk, Energiomforming; NTNU, Trondheim. 2004-06-14 - 2004-06-16.
  • Poster
    Krøvel, Øystein; Nilssen, Robert; Skaar, Stev Erlend. (2004) Design of an Integrated 100kW Permanent Magnet Synchronous Machine in a Prototype Thruster for Ship Propulsion. ICEM 2004 . Technical University of Lodz, Poland; Cracow. 2004-09-05 - 2004-09-08.
  • Academic lecture
    Skaar, Stev Erlend; Nilssen, Robert. (2004) Genetic Optimization of Electric Machines, a State of the Art Study. NORPIE 2004 . NTNU, Inst. for elkraftteknikk, Energiomforming; NTNU, Trondheim. 2004-06-14 - 2004-06-16.
  • Poster
    Øvrebø, Sigurd; Nilsen, Roy; Nilssen, Robert. (2004) Saliency Modeling in Radial Flux Permanent Magnet Synchronous Machines. NORPIE 2004 . NTNU, Institutt for elkraftteknikk, Energiomforming; NTNU, Trondheim. 2004-06-14 - 2004-06-16.
  • Poster
    Øvrebø, Sigurd; Nilssen, Robert; Nilsen, Roy. (2004) High Frequency Flux Distribution in Permanent Magnet Synchronous Machines. NORPIE 2004 . NTNU, Inst.itutt for elkraftteknikk, energiomforming; NTNU, Trondheim. 2004-06-14 - 2004-06-16.

2003

  • Academic lecture
    Kvåle, Lars Ottar; Øvrebø, Sigurd; Nilssen, Robert. (2003) Identifying Magnetic Saliency with the Finite Element Method. The Nordic MATLAB Conference 2003 . [Mangler data]; København, Danmark. 2003-10-22.
  • Academic lecture
    Matveev, Alexei; Kuzmichev, Vladimir; Nilssen, Robert; Undeland, Tore Marvin. (2003) Two Approaches for Modeling of Switched Reluctance Drives. The 10th European Conference on Power Electronics and Applications - EPE 2003 . [Mangler data]; Toulouse, France. 2003-09-04.
  • Academic lecture
    Skaar, Stev Erlend; Krøvel, Øystein; Nilssen, Robert; Erstad, Holger. (2003) Slotless, Toroidal Wound, Axially-Magnetized Permanent Magnet Generator for Small Wind Turbine Systems. The 2003 Australasian Universities Power Engineering Conference - AUPEC 2003 . [Mangler data]; New Zealand. 2003-10-01.

2002

  • Academic lecture
    Matveev, Alexei; Undeland, Tore Marvin; Nilssen, Robert. (2002) Design optimization of switched reluctance drives using artificial neural networks. EPE-PEMC 2002 . [Mangler data]; Dubrovnik, Croatia. 2002-09-11.

2001

  • Academic lecture
    Matveev, Alexei; Nilssen, Robert; Undeland, Tore Marvin; Hartmann, Christian. (2001) Teaching magnetic design optimisation using computer tools to visualize the process. 9th European Conference on Power Electronics and Applications . [Mangler data]; Graz, Austria. 2001-08-29.

1997

  • Academic lecture
    Midtgård, Ole-Morten; Nilssen, Robert. (1997) Efficient trees for edge element T-_C eddy current formulation including voltage- and current forced conductors. 11th Conference on the Computation of Electromagnetic Fields . [Mangler data]; Rio de Janeiro.
  • Academic lecture
    Midtgård, Ole-Morten; Nilssen, Robert; Sande, Gorm. (1997) A new hierarchical basis with a minimum number of unknowns on a mesh of hexahedra for the T-_C edge element eddy current method. 11th Conference on the Computation of Electromagnetic Fields . [Mangler data]; Rio de Janeiro.
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