Hans Kristian Høidalen

About

Fields of interest and present research activities:

Computer simulations and modelling of power systems, including electrical modelling of transformers and cables and development of simulation tools; ATPDraw.
Power system protection and distributed generation; ProSmart , ProDig.
Power transformer; modeling, stresses; Norwegian transformer user group.
Impact of lightning on electrical power systems, including lightning induced effects and measurements of transients.

Leader of the KPN-project ProSmart, 2015-2019, "Power system protection in a smartgrid perspective". 4 PhD students, cooperation with NTNU-Telematics, Michigan Tech, SINTEF, ABB, Statnett, Eidsiva, Hafslund, Lyse, Skagerak, Statkraft.

Leader of the KPN-project ProDig, 2019-2023; "Power system protection and control in digital substations". 4 PhD students, cooperation with NTNU-Information security and Communication Technology, Michigan Tech, SINTEF, Statnett, ABB, Siemens, Eidsiva, Hafslund, Agder Energi, Skagerak, Jacobsen Elektro, NorTroll.

Teaching:

Overvoltages (in Norwegian) TET4130 (3rd year, spring)
Power system protection and control (relay protection), TET4215 (4th year, spring)
Computer simulation of transisents, ELK31 (short course, 5th year, fall)
EMC, Elektromagnetic compatibility in railroads (in Norwegian)
(ET6007), (Fall)

Supervision of master theses:

Supervison PhD:

Eilert Bjerkan; High frequency modeling of power transformers: Stresses and Diagnostics
Nicola Chiesa; Power Transformer Modeling for Inrush Current Calculation
Jorun Irene Marvik; Fault Localization in Medium Voltage Distribution Networks with Distributed Generation
Dung van Nguyen; Experimental Studies of Streamer Phenomena in Long Oil Gaps
Amir Hayati Soloot; Resonant Overvoltages in Offshore Wind Farms Analysis, modeling and measurement
Edris Agheb; Medium frequency high power transformers
Konstantin Pandakov; Improvements in protection of medium voltage resonant grounded networks with distributed sources.
Abbas Lotfi; Off-core magnetic flux paths in power transformers. Modeling and applications

Publications

2022

Katoulaei, Mohammad K.; Sanchez Acevedo, Santiago; Hoidalen, Hans Kristian. (2022) Testing of mixed sensor technologies in transformer differential protection. 16th International Conference on Developments in Power System Protection (DPSP 2022).
Treider, Thomas; Gustavsen, Bjørn; Høidalen, Hans Kristian. (2022) Analysis of transient earth fault relays in meshed resonant grounded networks. 16th International Conference on Developments in Power System Protection (DPSP 2022).
Treider, Thomas; Gustavsen, Bjørn; Høidalen, Hans Kristian. (2022) Steady-state, iterative method for locating and clearing permanent high impedance earth faults in compensated networks. 16th International Conference on Developments in Power System Protection (DPSP 2022).

2021

Hoidalen, Hans Kristian; Rocha, Angelica C.O.. (2021) Analysis of gray Box Modelling of Transformers. Electric power systems research. volum 197.
Khalili Katoulaei, Mohammad; Adrah, Charles Mawutor; Sanchez Acevedo, Santiago; Hoidalen, Hans Kristian. (2021) Testing mixed application of analog and process bus environment in transformer differential protection. CIRED 2021 - The 26th International Conference and Exhibition on Electricity Distribution.
Saha, Murari Mohan; Hoidalen, Hans Kristian; Torres Olguin, Raymundo E.. (2021) A Simulation Model for Evaluation of Intersystem Fault in a Hybrid AC/DC Power System and its impact on the Protection System. 2019 Modern Electric Power Systems - MEPS.

2016

Agheb, Edris; Holtsmark, Nathalie Marie-Anna; Hoidalen, Hans Kristian; Molinas Cabrera, Maria Marta. (2016) High frequency wind energy conversion system for offshore DC collection grid—Part I: Comparative loss evaluation. Sustainable Energy, Grids and Networks. volum 5.
Bahirat, Himanshu; Hoidalen, Hans Kristian; Mork, Bruce A.. (2016) Thévenin Equivalent of Voltage-Source Converters for DC Fault Studies. IEEE Transactions on Power Delivery. volum 31 (2).
Bañuelos-Cabral, Eduardo Salvador; Gustavsen, Bjørn Alfred; Gutiérrez-Robles, José Alberto; Hoidalen, Hans Kristian; Naredo, José Luis. (2016) Computational efficiency improvement of the Universal Line Model by use of rational approximations with real poles. Electric power systems research. volum 140.
Fløystad, Jostein Bø; Pedersen, Atle; Mo, Olve; Hoidalen, Hans Kristian; Lundgaard, Lars Esben. (2016) Risk and mitigation of geomagnetically induced currents in the power system : status report. 2016. ISBN 978-82-594-3658-0. SINTEF Energi. Rapport (TR A7574).
Hoidalen, Hans Kristian; Lotfi, Abbas; Zirka, Sergey E; Moroz, Yuriy I; Chiesa, Nicola; Mork, Bruce A.. (2016) Benchmarking of hysteretic elements in topological transformer model. Electric power systems research. volum 138.
Holtsmark, Nathalie Marie-Anna; Agheb, Edris; Molinas Cabrera, Maria Marta; Hoidalen, Hans Kristian. (2016) High frequency wind energy conversion system for offshore DC collection grid — Part II: Efficiency improvements. Sustainable Energy, Grids and Networks. volum 5.
Liu, Zhou; Hoidalen, Hans Kristian. (2016) A simple multi agent system based adaptive relay setting strategy for distribution system with wind generation integration. 13th International Conference on Development in Power System Protection 2016 (DPSP)- Conference proceedings.
Liu, Zhou; Hoidalen, Hans Kristian. (2016) An adaptive inverse time overcurrent relay model implementation for real time simulation and hardware-in-the-loop testning. 13th International Conference on Development in Power System Protection 2016 (DPSP)- Conference proceedings.
Liu, Zhou; Su, Chi; Hoidalen, Hans Kristian; Chen, Zhe. (2016) A multiagent system-based protection and control scheme for distribution system with distributed-generation integration. IEEE Transactions on Power Delivery. volum 32 (1).
Lotfi, Abbas; Hoidalen, Hans Kristian; Agheb, Edris; Nysveen, Arne. (2016) Characterization of magnetic losses in the transformer tank steel. IEEE transactions on magnetics. volum 52 (4).
Lotfi, Abbas; Hoidalen, Hans Kristian; Chiesa, Nicola. (2016) Effect of DC biasing in 3-legged 3-phase transformers taking detailed model of off-core path into account. Electric power systems research. volum 138.
Pandakov, Konstantin; Hoidalen, Hans Kristian; Marvik, Jorun Irene. (2016) Implementation of distance relaying in distribution network with distributed generation. 13th International Conference on Development in Power System Protection 2016 (DPSP)- Conference proceedings.
Torres Olguin, Raymundo E.; Hoidalen, Hans Kristian. (2016) Travelling Waves-based fault detection Method in multi-terminal HVDC grids connecting offshore Wind farms. 13th International Conference on Development in Power System Protection 2016 (DPSP)- Conference proceedings.

2015

Kizilcay, M.; Høidalen, Hans Kristian. (2015) EMTP-ATP. Numerical Analysis of Power System Transients and Dynamics.
Myrda, Paul; Gawlik, Wolfgang; Høidalen, Hans Kristian; Bak-Jensen, Birgitte; Browne, Matthew; Calone, Roberto; Cimadevilla Gonzalez, Roberto; Craib, Andrew; Donnart, Gewnael; Dumitrascu, Daniel; Engel, Marcel; Hanus, Radek; Karsenti, Laurent; Kubis, Andreas; Laaksonen, Hannu; Loukkalahti, Mika; Louro, Miguel; Ma, Hongfei; Mahat, Pukar; McMullan, Patrick; Shire, Tamiru; Wurm, Manfred; Zhao, Xicai. (2015) Protection of Distribution System with Distributed Energy Resources. CIGRE (International Council on Large Electric Systems). 2015. ISBN 978-2-85873-315-6.
Popov, Marjan; Grcev, Leonid; Hoidalen, Hans Kristian; Gustavsen, Bjørn Alfred; Terzija, Vladimir. (2015) Investigation of the overvoltage and fast transient phenomena on transformer terminals by taking into account the grounding effects. IEEE transactions on industry applications. volum 51 (6).
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2015) Influence of the winding design of wind turbine transformers for resonant overvoltage vulnerability. IEEE transactions on dielectrics and electrical insulation. volum 22 (2).
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2015) Resonant overvoltage assessment in offshore wind farms via a parametric black-box wind turbine transformer model. Wind Energy. volum 18 (6).
Torres Olguin, Raymundo E.; Hoidalen, Hans Kristian. (2015) Inverse time overcurrent protection scheme for fault location in multi-terminal HVDC. PowerTech Eindhoven 2015.
Zirka, Sergey E; Moroz, Yuriy I; Chiesa, Nicola; Harrison, Robert G; Hoidalen, Hans Kristian. (2015) Implementation of Inverse Hysteresis Model into EMTP - Part I: Static Model. IEEE Transactions on Power Delivery. volum 30 (5).
Zirka, Sergey E; Moroz, Yuriy I; Chiesa, Nicola; Harrison, Robert G; Hoidalen, Hans Kristian. (2015) Implementation of Inverse Hysteresis Model into EMTP - Part II: Dynamic Model. IEEE Transactions on Power Delivery. volum 30 (5).

2014

Gustavsen, Bjørn Alfred; Høidalen, Hans Kristian; Ohnstad, Trond Magne. (2014) Field measurement and simulation of electromagnetic transients on 132 kV oil-filled submarine cables. Electric power systems research. volum 115.
Lotfi, Abbas; Høidalen, Hans Kristian; Chiesa, Nicola; Rahimpour, Ebrahim. (2014) Calculation of Off-Core Inductance in Dual-Circuit Model of Transformer. 18th Power system Computations Conference - PSCC 2014.
Nguyen, Dung Van; Linhjell, Dag; Lundgaard, Lars Esben; Høidalen, Hans Kristian; Unge, M.. (2014) Effects of spatial restriction on streamers in white oil. 2014 IEEE 18th International Conference on Dielectric Liquids ICDL.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2014) Modeling of wind turbine transformers for the analysis of resonant overvoltages. Electric power systems research. volum 115.
Uglesic, I; Høidalen, Hans Kristian; Marti, JR. (2014) Papers from the 10th International Conference on Power Systems Transients (IPST). Electric power systems research. volum 115.

2013

Agheb, Edris; Høidalen, Hans Kristian. (2013) Modification of empirical core loss calculation methods including flux distribution. IET Electric Power Applications. volum 7 (5).
Holtsmark, Nathalie; Bahirat, Himanshu; Molinas Cabrera, Maria Marta; Mork, BA; Høidalen, Hans Kristian. (2013) An All-DC Offshore Wind Farm With Series-Connected Turbines: An Alternative to the Classical Parallel AC Model?. IEEE transactions on industrial electronics (1982. Print). volum 60 (6).
Høidalen, Hans Kristian. (2013) Analysis of Pipe-Type Cable Impedance Formulations at Low Frequencies. IEEE Transactions on Power Delivery. volum 28 (4).
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2013) Effects of reduced pressure and additives on streamers in white oil in long point-plane gap. Journal of Physics D: Applied Physics. volum 46 (25).
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2013) Influence of impurities and additives on negative streamers in paraffinic model oil. IEEE transactions on dielectrics and electrical insulation. volum 20 (3).
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2013) Streamer Propagation in a Long Gap in Model Liquids. Proceedings of the 23rd Nordic Insulation Symposium - NORDI-IS13.
Soloot, Amir Hayati; Bahirat, Himanshu J; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred; Mork, Bruce A.. (2013) Investigation of Resonant Overvoltages in Offshore Wind Farms- Modeling and Protection. Proceedings of IPST 2013.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Internal Resonant Overvoltage in Wind Turbine Transformers- Sensitivity Analysis of Measurement Techniques. Electrical Machines and Systems (ICEMS), 2013 International Conference on.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Modeling of Wind Turbine Transformers for the Analysis of Resonant Overvoltages. Proceedings of IPST 2013.

2012

Agheb, Edris; Bahmani, Mohammad amin; Høidalen, Hans Kristian; Thiringer, Torbjörn. (2012) Core loss behavior in high frequency high power transformers-II: Arbitrary excitation. Journal of Renewable and Sustainable Energy. volum 4 (3).
Agheb, Edris; Hashemi, E.; Mousavi, Seyed Ali; Høidalen, Hans Kristian. (2012) Study of very fast transient overvoltages in air-cored pulsed transformers. Compel. volum 31 (2).
Bahirat, Himanshu; Kjølle, Gerd Hovin; Mork, Bruce A.; Høidalen, Hans Kristian. (2012) Reliability assessment of DC wind farms. Power and Energy Society General Meeting, 2012 IEEE.
Bahirat, Himanshu; Mork, Bruce A.; Høidalen, Hans Kristian. (2012) Comparison of wind farm topologies for offshore applications. 2012 IEEE power and energy society transmission and distribution conference and exposition.
Bahmani, Mohammad amin; Agheb, Edris; Thiringer, Torbjörn; Høidalen, Hans Kristian; SERDYUK, YURIY. (2012) Core loss behavior in high frequency high power transformers-I: Effect of core topology. Journal of Renewable and Sustainable Energy. volum 4 (3).
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, M.. (2012) A Study on Positive Streamer Channels in Marcol Oil. Annual Report Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), 2012.
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2012) Influence of impurities and additives on positive streamers in paraffinic model oil. IEEE transactions on dielectrics and electrical insulation. volum 19 (5).
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2012) The Assessment of Overvoltage Protection Within Energization of Offshore Wind Farms. Energy Procedia. volum 24.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2012) The effect of winding design on transformer frequency response with application on offshore wind farm energization. International Conference on Renewable Energy Research and Applications - ICRERA 2012 Proceedings.
Zirka, S.E.; Moroz, Y.I.; Arturi, CM; Chiesa, Nicola; Høidalen, Hans Kristian. (2012) Topology-Correct Reversible Transformer Model. IEEE Transactions on Power Delivery. volum 27 (4).

2011

Avendaño, A; Mork, Bruce A.; Høidalen, Hans Kristian. (2011) Transformer Internal Fault Modeling in ATP. International Conference on Power System Transients, IPST 2011.
Høidalen, Hans Kristian. (2011) Universal machine modeling in ATPDraw - Embedded Windsyn. 2011.
Høidalen, Hans Kristian; Chiesa, Nicola; Avendaño, A; Mork, Bruce A.. (2011) Developments in the hybrid transformer model - Core modeling and optimization. International Conference on Power System Transients, IPST 2011.
Nguyen, Dung Van; Mauseth, Frank; Høidalen, Hans Kristian; Linhjell, Dag; Ingebrigtsen, Stian; Lundgaard, Lars Esben; Unge, Michael. (2011) Streamers in large paraffinic oil gap. Proceedings of IEEE International Conference on Dielectric Liquids.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2011) A study of switching overvoltages in offshore wind farm. ISH 2011: 17th International Symposium on High Voltage Engineering. Proceedings.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2011) Frequency Domain Investigation of Switching Transients in Offshore Wind Farms. PowerTech 2011 Proceedings.

2010

Agheb, Edris; Hashemi, E.; Mousavi, A.; Høidalen, Hans Kristian. (2010) Study of Very Fast Transient Overvoltages and Electric Field Stresses in Air-cored Pulsed Transformers Based on FDTD. Advanced Research Workshop on Transformers 2010.
Agheb, Edris; Soloot, Amir Hayati; Høidalen, Hans Kristian. (2010) Performance Optimization of the Air-cored Pulsed Transformers. Advanced Research Workshop on Transformers 2010.
Chiesa, Nicola; Høidalen, Hans Kristian. (2010) Analytical Algorithm for the Calculation of Magnetization and Loss Curves of Delta-Connected Transformers. IEEE Transactions on Power Delivery. volum 25 (3).
Chiesa, Nicola; Høidalen, Hans Kristian. (2010) Novel Approach for Reducing Transformer Inrush Currents: Laboratory Measurements, Analytical Interpretation and Simulation Studies. IEEE Transactions on Power Delivery. volum 25 (4).
Chiesa, Nicola; Mork, Bruce A.; Høidalen, Hans Kristian. (2010) Transformer Model for Inrush Current Calculations: Simulations, Measurements and Sensitivity Analysis. IEEE Transactions on Power Delivery. volum 25 (4).
Soloot, Amir Hayati; Agheb, Edris; Jadidian, Jouya; Høidalen, Hans Kristian. (2010) The Peculiarities of Transient Recovery Voltage in Presence of Post Arc Current in Vacuum Circuit Breakers. International Symposium on Discharges and Electrical Insulation in Vacuum. Proceedings.
Soloot, Amir Hayati; Jadidian, Jouya; Agheb, Edris; Høidalen, Hans Kristian. (2010) Two Dimensional Simulation of Post Arc Phenomenon in Vacuum Interrupter with Axial Magnetic Field Contacts. International Symposium on Discharges and Electrical Insulation in Vacuum. Proceedings.

2009

Høidalen, Hans Kristian; Mork, BA; Gonzalez, F; Ishchenko, D; Chiesa, Nicola. (2009) Implementation and verification of the Hybrid Transformer model in ATPDraw. Electric power systems research. volum 79 (3).

2008

Chiesa, Nicola; Høidalen, Hans Kristian. (2008) Hysteretic iron-core inductor for tranformer inrush current modeling in EMTP. Proceedings of the 16th Power Systems Computation Conference PSCC2008 Glasgow.

2007

Marvik, Jorun Irene; Petterteig, Astrid; Høidalen, Hans Kristian. (2007) Analysis of Fault Detection and Location in Medium Voltage Radial Networks with Distributed Generation. Power Technology and Engineering.
Bjerkan, Eilert; Høidalen, Hans Kristian. (2007) High frequency FEM-based power transformer modeling: Investigation of internal stresses due to network-initiated overvoltages. Electric power systems research. volum 77.
Chiesa, Nicola; Avendaño, A; Høidalen, Hans Kristian; Mork, Bruce A.; Ishchenko, Dmitry; Kunze, A. P.. (2007) On the ringdown transient of transformers. 2007.
Chiesa, Nicola; Avendaño, Alejandro; Mork, Bruce A.; Høidalen, Hans Kristian; Ishchenko, Dmitry; Gonzalez, Francisco; Kunze, A. P.. (2007) Transformer Short-Circuit Representation: Investigation of Phase-To-Phase Coupling. 2007.
Chiesa, Nicola; Høidalen, Hans Kristian. (2007) Modeling of nonlinear and hysteretic iron-core inductors in ATP. 2007.
Chiesa, Nicola; Høidalen, Hans Kristian; Mork, Bruce A.; Ishchenko, Dmitry; Kunze, A. P.. (2007) On the ringdown transient of transformers. 2007.
Høidalen, Hans Kristian. (2007) High Frequency (HF) apparatus response - An introduction. 2007.
Høidalen, Hans Kristian. (2007) New Developments in ATPDraw version 5. 2007.
Høidalen, Hans Kristian; Bjerkan, Eilert; Hernes, Johan G.. (2007) Reliable detection of downed and broken conductors. IEE Conferance publication.
Høidalen, Hans Kristian; Mork, Bruce A.; Gonzalez, Francisco; Ishchenko, Dmitry; Chiesa, Nicola. (2007) Implementation and verification of the Hybrid Transformer model in ATPDraw. 2007.

2005

Bjerkan, Eilert; Hestad, Øystein; Høidalen, Hans Kristian. (2005) High Frequency Characterization of Impregnated Pressboard and its applicability to High Frequency Power Transformer Modelling and FRA. Proceedings of the 19th Nordic Insulation symposium.
Høidalen, Hans Kristian; Runde, Magne. (2005) Continuous Monitoring of Circuit Breaker Using Vibration Analysis. IEEE Transactions on Power Delivery. volum 20 (4).

2003

Høidalen, Hans Kristian. (2003) Analytical formulation of lightning-induced voltages on multiconductor overhead lines above lossy ground. IEEE transactions on electromagnetic compatibility (Print). volum 45 (1).

1997

Høidalen, Hans Kristian. (1997) Ligntning-induced overvoltages in low-voltage systems. 1997. Doktor ingeniøravhandling (1997:13).
Høidalen, Hans Kristian; Sletbak, Jarle; Henriksen, Thor. (1997) Ground effects on induced voltages from nearby lightning. IEEE transactions on electromagnetic compatibility (Print). volum 39 (4).

1995

Brede, Arne Petter; Hoidalen, Hans Kristian; Pleym, Anngjerd; Rørvik, Ove; Seljeseth, Herlof. (1995) Underlag for beregninger og målinger på jordelektroder i forskjellige elkraftanlegg. 1995. ISBN 82-594-0757-4. Teknisk rapport / SINTEF energiforskning (TR A4254).

1994

Brede, Arne Petter; Hoidalen, Hans Kristian; Rørvik, Ove; Seljeseth, Herlof. (1994) Jordingsarrangement i elkraftanlegg. 1994. ISBN 82-594-0681-0. SINTEF Energiforskning A/S. Rapport. (TR A4185).

Journal publications

Hoidalen, Hans Kristian; Rocha, Angelica C.O.. (2021) Analysis of gray Box Modelling of Transformers. Electric power systems research. volum 197.
Grebla, Maciej; Yellajosula, Jaya; Hoidalen, Hans Kristian. (2020) Adaptive Frequency Estimation Method for ROCOF Islanding Detection Relay. IEEE Transactions on Power Delivery. volum 35 (4).
Grebla, Maciej; Yellajosula, Jaya; Hoidalen, Hans Kristian; Marvik, Jorun Irene. (2019) IEC 61850 Goose Managing applications in distribution network protection and automation. CIRED Conference Proceedings.
Pandakov, Konstantin; Adrah, Charles Mawutor; Hoidalen, Hans Kristian; Kure, Øivind. (2019) Experimental validation of a new impedance based protection for networks with distributed generation using co-simulation test platform. IEEE Transactions on Power Delivery.
Torres Olguin, Raymundo E.; Saha, Murari Mohan; Hoidalen, Hans Kristian. (2019) Analysis and evaluation of Intersystem Fault ina Hybrid AC/DC Power System and its impact on the protection System. IPST - International Conference on Power Systems Transients.
Grebla, Maciej; Yellajosula, Jaya; Hoidalen, Hans Kristian. (2018) Real time hardware-in-the-loop comparison of frequency estimation techniques in application to ROCOF based islanding detection. IEEE Power & Energy Society General Meeting. volum 2018-August:8586529.
Liu, Zhou; Hoidalen, Hans Kristian; Saha, Murari Mohan; Popov, Marjan. (2018) Coordinated protection and control strategy with wind power integration for distribution network. The Journal of Engineering. volum 2018 (5).
Pandakov, Konstantin; Adrah, Charles Mawutor; Liu, Zhou; Hoidalen, Hans Kristian; Kure, Øivind. (2018) Hardware-in-the-loop testing of impedance protection with compensation of fault impedance and DG infeed current. The Journal of Engineering. volum 2018 (15).
Pandakov, Konstantin; Hoidalen, Hans Kristian; Traetteberg, Sidsel. (2018) An Additional Criterion for Faulty Feeder Selection during Ground Faults in Compensated Distribution Networks. IEEE Transactions on Power Delivery. volum 33 (6).
Zirka, S.E.; Moroz, Y.I.; Elovaara, J; Lahtinen, M; Walling, RA; Hoidalen, Hans Kristian; Bonmann, D; Arturi, CM; Chiesa, Nicola. (2018) Simplified models of three-phase, five-limb transformer for studying GIC effects. International Journal of Electrical Power & Energy Systems. volum 103.
Khanali, Mahdi; Soloot, Amir Hayati; Hoidalen, Hans Kristian; Jayaram, Shesha. (2017) Study on locating transformer internal faults using sweep frequency response analysis. Electric power systems research. volum 145.
Pandakov, Konstantin; Hoidalen, Hans Kristian; Marvik, Jorun Irene. (2017) Misoperation analysis of steady-state and transient methods on earth fault locating in compensated distribution networks. Sustainable Energy, Grids and Networks. volum 15.
Ramamurthy, Jayanth R.; Chiesa, Nicola; Hoidalen, Hans Kristian; Mork, Bruce Andrew Knut; Stenvig, Nils M.; Manty, Adam C.. (2017) Influence of voltage harmonics on transformer no-load loss measurements and calculation of magnetization curves. Electric power systems research. volum 146.
Zirka, Sergey E; Moroz, Yuriy I; Hoidalen, Hans Kristian; Lotfi, Abbas; Chiesa, Nicola; Arturi, CM. (2017) Practical Experience in Using a Topological Model of a Core-Type Three-Phase Transformer - No-Load and Inrush conditions. IEEE Transactions on Power Delivery. volum 32 (4).
Agheb, Edris; Holtsmark, Nathalie Marie-Anna; Hoidalen, Hans Kristian; Molinas Cabrera, Maria Marta. (2016) High frequency wind energy conversion system for offshore DC collection grid—Part I: Comparative loss evaluation. Sustainable Energy, Grids and Networks. volum 5.
Bahirat, Himanshu; Hoidalen, Hans Kristian; Mork, Bruce A.. (2016) Thévenin Equivalent of Voltage-Source Converters for DC Fault Studies. IEEE Transactions on Power Delivery. volum 31 (2).
Bañuelos-Cabral, Eduardo Salvador; Gustavsen, Bjørn Alfred; Gutiérrez-Robles, José Alberto; Hoidalen, Hans Kristian; Naredo, José Luis. (2016) Computational efficiency improvement of the Universal Line Model by use of rational approximations with real poles. Electric power systems research. volum 140.
Hoidalen, Hans Kristian; Lotfi, Abbas; Zirka, Sergey E; Moroz, Yuriy I; Chiesa, Nicola; Mork, Bruce A.. (2016) Benchmarking of hysteretic elements in topological transformer model. Electric power systems research. volum 138.
Holtsmark, Nathalie Marie-Anna; Agheb, Edris; Molinas Cabrera, Maria Marta; Hoidalen, Hans Kristian. (2016) High frequency wind energy conversion system for offshore DC collection grid — Part II: Efficiency improvements. Sustainable Energy, Grids and Networks. volum 5.
Liu, Zhou; Su, Chi; Hoidalen, Hans Kristian; Chen, Zhe. (2016) A multiagent system-based protection and control scheme for distribution system with distributed-generation integration. IEEE Transactions on Power Delivery. volum 32 (1).
Lotfi, Abbas; Hoidalen, Hans Kristian; Agheb, Edris; Nysveen, Arne. (2016) Characterization of magnetic losses in the transformer tank steel. IEEE transactions on magnetics. volum 52 (4).
Lotfi, Abbas; Hoidalen, Hans Kristian; Chiesa, Nicola. (2016) Effect of DC biasing in 3-legged 3-phase transformers taking detailed model of off-core path into account. Electric power systems research. volum 138.
Popov, Marjan; Grcev, Leonid; Hoidalen, Hans Kristian; Gustavsen, Bjørn Alfred; Terzija, Vladimir. (2015) Investigation of the overvoltage and fast transient phenomena on transformer terminals by taking into account the grounding effects. IEEE transactions on industry applications. volum 51 (6).
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2015) Influence of the winding design of wind turbine transformers for resonant overvoltage vulnerability. IEEE transactions on dielectrics and electrical insulation. volum 22 (2).
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2015) Resonant overvoltage assessment in offshore wind farms via a parametric black-box wind turbine transformer model. Wind Energy. volum 18 (6).
Zirka, Sergey E; Moroz, Yuriy I; Chiesa, Nicola; Harrison, Robert G; Hoidalen, Hans Kristian. (2015) Implementation of Inverse Hysteresis Model into EMTP - Part I: Static Model. IEEE Transactions on Power Delivery. volum 30 (5).
Zirka, Sergey E; Moroz, Yuriy I; Chiesa, Nicola; Harrison, Robert G; Hoidalen, Hans Kristian. (2015) Implementation of Inverse Hysteresis Model into EMTP - Part II: Dynamic Model. IEEE Transactions on Power Delivery. volum 30 (5).
Gustavsen, Bjørn Alfred; Høidalen, Hans Kristian; Ohnstad, Trond Magne. (2014) Field measurement and simulation of electromagnetic transients on 132 kV oil-filled submarine cables. Electric power systems research. volum 115.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2014) Modeling of wind turbine transformers for the analysis of resonant overvoltages. Electric power systems research. volum 115.
Uglesic, I; Høidalen, Hans Kristian; Marti, JR. (2014) Papers from the 10th International Conference on Power Systems Transients (IPST). Electric power systems research. volum 115.
Agheb, Edris; Høidalen, Hans Kristian. (2013) Modification of empirical core loss calculation methods including flux distribution. IET Electric Power Applications. volum 7 (5).
Holtsmark, Nathalie; Bahirat, Himanshu; Molinas Cabrera, Maria Marta; Mork, BA; Høidalen, Hans Kristian. (2013) An All-DC Offshore Wind Farm With Series-Connected Turbines: An Alternative to the Classical Parallel AC Model?. IEEE transactions on industrial electronics (1982. Print). volum 60 (6).
Høidalen, Hans Kristian. (2013) Analysis of Pipe-Type Cable Impedance Formulations at Low Frequencies. IEEE Transactions on Power Delivery. volum 28 (4).
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2013) Effects of reduced pressure and additives on streamers in white oil in long point-plane gap. Journal of Physics D: Applied Physics. volum 46 (25).
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2013) Influence of impurities and additives on negative streamers in paraffinic model oil. IEEE transactions on dielectrics and electrical insulation. volum 20 (3).
Agheb, Edris; Bahmani, Mohammad amin; Høidalen, Hans Kristian; Thiringer, Torbjörn. (2012) Core loss behavior in high frequency high power transformers-II: Arbitrary excitation. Journal of Renewable and Sustainable Energy. volum 4 (3).
Agheb, Edris; Hashemi, E.; Mousavi, Seyed Ali; Høidalen, Hans Kristian. (2012) Study of very fast transient overvoltages in air-cored pulsed transformers. Compel. volum 31 (2).
Bahmani, Mohammad amin; Agheb, Edris; Thiringer, Torbjörn; Høidalen, Hans Kristian; SERDYUK, YURIY. (2012) Core loss behavior in high frequency high power transformers-I: Effect of core topology. Journal of Renewable and Sustainable Energy. volum 4 (3).
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2012) Influence of impurities and additives on positive streamers in paraffinic model oil. IEEE transactions on dielectrics and electrical insulation. volum 19 (5).
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2012) The Assessment of Overvoltage Protection Within Energization of Offshore Wind Farms. Energy Procedia. volum 24.
Zirka, S.E.; Moroz, Y.I.; Arturi, CM; Chiesa, Nicola; Høidalen, Hans Kristian. (2012) Topology-Correct Reversible Transformer Model. IEEE Transactions on Power Delivery. volum 27 (4).
Nguyen, Dung Van; Mauseth, Frank; Høidalen, Hans Kristian; Linhjell, Dag; Ingebrigtsen, Stian; Lundgaard, Lars Esben; Unge, Michael. (2011) Streamers in large paraffinic oil gap. Proceedings of IEEE International Conference on Dielectric Liquids.
Chiesa, Nicola; Høidalen, Hans Kristian. (2010) Analytical Algorithm for the Calculation of Magnetization and Loss Curves of Delta-Connected Transformers. IEEE Transactions on Power Delivery. volum 25 (3).
Chiesa, Nicola; Høidalen, Hans Kristian. (2010) Novel Approach for Reducing Transformer Inrush Currents: Laboratory Measurements, Analytical Interpretation and Simulation Studies. IEEE Transactions on Power Delivery. volum 25 (4).
Chiesa, Nicola; Mork, Bruce A.; Høidalen, Hans Kristian. (2010) Transformer Model for Inrush Current Calculations: Simulations, Measurements and Sensitivity Analysis. IEEE Transactions on Power Delivery. volum 25 (4).
Soloot, Amir Hayati; Agheb, Edris; Jadidian, Jouya; Høidalen, Hans Kristian. (2010) The Peculiarities of Transient Recovery Voltage in Presence of Post Arc Current in Vacuum Circuit Breakers. International Symposium on Discharges and Electrical Insulation in Vacuum. Proceedings.
Soloot, Amir Hayati; Jadidian, Jouya; Agheb, Edris; Høidalen, Hans Kristian. (2010) Two Dimensional Simulation of Post Arc Phenomenon in Vacuum Interrupter with Axial Magnetic Field Contacts. International Symposium on Discharges and Electrical Insulation in Vacuum. Proceedings.
Høidalen, Hans Kristian; Mork, BA; Gonzalez, F; Ishchenko, D; Chiesa, Nicola. (2009) Implementation and verification of the Hybrid Transformer model in ATPDraw. Electric power systems research. volum 79 (3).
Marvik, Jorun Irene; Petterteig, Astrid; Høidalen, Hans Kristian. (2007) Analysis of Fault Detection and Location in Medium Voltage Radial Networks with Distributed Generation. Power Technology and Engineering.
Bjerkan, Eilert; Høidalen, Hans Kristian. (2007) High frequency FEM-based power transformer modeling: Investigation of internal stresses due to network-initiated overvoltages. Electric power systems research. volum 77.
Høidalen, Hans Kristian; Bjerkan, Eilert; Hernes, Johan G.. (2007) Reliable detection of downed and broken conductors. IEE Conferance publication.
Høidalen, Hans Kristian; Runde, Magne. (2005) Continuous Monitoring of Circuit Breaker Using Vibration Analysis. IEEE Transactions on Power Delivery. volum 20 (4).
Høidalen, Hans Kristian. (2003) Analytical formulation of lightning-induced voltages on multiconductor overhead lines above lossy ground. IEEE transactions on electromagnetic compatibility (Print). volum 45 (1).
Høidalen, Hans Kristian; Sletbak, Jarle; Henriksen, Thor. (1997) Ground effects on induced voltages from nearby lightning. IEEE transactions on electromagnetic compatibility (Print). volum 39 (4).

Report/dissertation

Fløystad, Jostein Bø; Pedersen, Atle; Mo, Olve; Hoidalen, Hans Kristian; Lundgaard, Lars Esben. (2016) Risk and mitigation of geomagnetically induced currents in the power system : status report. 2016. ISBN 978-82-594-3658-0. SINTEF Energi. Rapport (TR A7574).
Myrda, Paul; Gawlik, Wolfgang; Høidalen, Hans Kristian; Bak-Jensen, Birgitte; Browne, Matthew; Calone, Roberto; Cimadevilla Gonzalez, Roberto; Craib, Andrew; Donnart, Gewnael; Dumitrascu, Daniel; Engel, Marcel; Hanus, Radek; Karsenti, Laurent; Kubis, Andreas; Laaksonen, Hannu; Loukkalahti, Mika; Louro, Miguel; Ma, Hongfei; Mahat, Pukar; McMullan, Patrick; Shire, Tamiru; Wurm, Manfred; Zhao, Xicai. (2015) Protection of Distribution System with Distributed Energy Resources. CIGRE (International Council on Large Electric Systems). 2015. ISBN 978-2-85873-315-6.
Høidalen, Hans Kristian. (2011) Universal machine modeling in ATPDraw - Embedded Windsyn. 2011.
Chiesa, Nicola; Avendaño, A; Høidalen, Hans Kristian; Mork, Bruce A.; Ishchenko, Dmitry; Kunze, A. P.. (2007) On the ringdown transient of transformers. 2007.
Chiesa, Nicola; Avendaño, Alejandro; Mork, Bruce A.; Høidalen, Hans Kristian; Ishchenko, Dmitry; Gonzalez, Francisco; Kunze, A. P.. (2007) Transformer Short-Circuit Representation: Investigation of Phase-To-Phase Coupling. 2007.
Chiesa, Nicola; Høidalen, Hans Kristian. (2007) Modeling of nonlinear and hysteretic iron-core inductors in ATP. 2007.
Chiesa, Nicola; Høidalen, Hans Kristian; Mork, Bruce A.; Ishchenko, Dmitry; Kunze, A. P.. (2007) On the ringdown transient of transformers. 2007.
Høidalen, Hans Kristian. (2007) High Frequency (HF) apparatus response - An introduction. 2007.
Høidalen, Hans Kristian. (2007) New Developments in ATPDraw version 5. 2007.
Høidalen, Hans Kristian; Mork, Bruce A.; Gonzalez, Francisco; Ishchenko, Dmitry; Chiesa, Nicola. (2007) Implementation and verification of the Hybrid Transformer model in ATPDraw. 2007.
Høidalen, Hans Kristian. (1997) Ligntning-induced overvoltages in low-voltage systems. 1997. Doktor ingeniøravhandling (1997:13).
Brede, Arne Petter; Hoidalen, Hans Kristian; Pleym, Anngjerd; Rørvik, Ove; Seljeseth, Herlof. (1995) Underlag for beregninger og målinger på jordelektroder i forskjellige elkraftanlegg. 1995. ISBN 82-594-0757-4. Teknisk rapport / SINTEF energiforskning (TR A4254).
Brede, Arne Petter; Hoidalen, Hans Kristian; Rørvik, Ove; Seljeseth, Herlof. (1994) Jordingsarrangement i elkraftanlegg. 1994. ISBN 82-594-0681-0. SINTEF Energiforskning A/S. Rapport. (TR A4185).

Part of book/report

Katoulaei, Mohammad K.; Sanchez Acevedo, Santiago; Hoidalen, Hans Kristian. (2022) Testing of mixed sensor technologies in transformer differential protection. 16th International Conference on Developments in Power System Protection (DPSP 2022).
Treider, Thomas; Gustavsen, Bjørn; Høidalen, Hans Kristian. (2022) Analysis of transient earth fault relays in meshed resonant grounded networks. 16th International Conference on Developments in Power System Protection (DPSP 2022).
Treider, Thomas; Gustavsen, Bjørn; Høidalen, Hans Kristian. (2022) Steady-state, iterative method for locating and clearing permanent high impedance earth faults in compensated networks. 16th International Conference on Developments in Power System Protection (DPSP 2022).
Khalili Katoulaei, Mohammad; Adrah, Charles Mawutor; Sanchez Acevedo, Santiago; Hoidalen, Hans Kristian. (2021) Testing mixed application of analog and process bus environment in transformer differential protection. CIRED 2021 - The 26th International Conference and Exhibition on Electricity Distribution.
Saha, Murari Mohan; Hoidalen, Hans Kristian; Torres Olguin, Raymundo E.. (2021) A Simulation Model for Evaluation of Intersystem Fault in a Hybrid AC/DC Power System and its impact on the Protection System. 2019 Modern Electric Power Systems - MEPS.
Gustavsen, Bjørn Alfred; Portillo, Alvaro; Hoidalen, Hans Kristian. (2018) Modelling of transformers and reactors for electromagnetic transient studies. CIGRE, Session Proceedings 2018.
Pandakov, Konstantin; Hoidalen, Hans Kristian; Marvik, Jorun Irene. (2017) Fast protection against islanding and unwanted tripping of distributed generation caused by ground faults. 24th International Conference and Exhibition on Electricity Distribution : CIRED 2017 - Proceedings.
Liu, Zhou; Hoidalen, Hans Kristian. (2016) A simple multi agent system based adaptive relay setting strategy for distribution system with wind generation integration. 13th International Conference on Development in Power System Protection 2016 (DPSP)- Conference proceedings.
Liu, Zhou; Hoidalen, Hans Kristian. (2016) An adaptive inverse time overcurrent relay model implementation for real time simulation and hardware-in-the-loop testning. 13th International Conference on Development in Power System Protection 2016 (DPSP)- Conference proceedings.
Pandakov, Konstantin; Hoidalen, Hans Kristian; Marvik, Jorun Irene. (2016) Implementation of distance relaying in distribution network with distributed generation. 13th International Conference on Development in Power System Protection 2016 (DPSP)- Conference proceedings.
Torres Olguin, Raymundo E.; Hoidalen, Hans Kristian. (2016) Travelling Waves-based fault detection Method in multi-terminal HVDC grids connecting offshore Wind farms. 13th International Conference on Development in Power System Protection 2016 (DPSP)- Conference proceedings.
Kizilcay, M.; Høidalen, Hans Kristian. (2015) EMTP-ATP. Numerical Analysis of Power System Transients and Dynamics.
Torres Olguin, Raymundo E.; Hoidalen, Hans Kristian. (2015) Inverse time overcurrent protection scheme for fault location in multi-terminal HVDC. PowerTech Eindhoven 2015.
Lotfi, Abbas; Høidalen, Hans Kristian; Chiesa, Nicola; Rahimpour, Ebrahim. (2014) Calculation of Off-Core Inductance in Dual-Circuit Model of Transformer. 18th Power system Computations Conference - PSCC 2014.
Nguyen, Dung Van; Linhjell, Dag; Lundgaard, Lars Esben; Høidalen, Hans Kristian; Unge, M.. (2014) Effects of spatial restriction on streamers in white oil. 2014 IEEE 18th International Conference on Dielectric Liquids ICDL.
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2013) Streamer Propagation in a Long Gap in Model Liquids. Proceedings of the 23rd Nordic Insulation Symposium - NORDI-IS13.
Soloot, Amir Hayati; Bahirat, Himanshu J; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred; Mork, Bruce A.. (2013) Investigation of Resonant Overvoltages in Offshore Wind Farms- Modeling and Protection. Proceedings of IPST 2013.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Internal Resonant Overvoltage in Wind Turbine Transformers- Sensitivity Analysis of Measurement Techniques. Electrical Machines and Systems (ICEMS), 2013 International Conference on.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Modeling of Wind Turbine Transformers for the Analysis of Resonant Overvoltages. Proceedings of IPST 2013.
Bahirat, Himanshu; Kjølle, Gerd Hovin; Mork, Bruce A.; Høidalen, Hans Kristian. (2012) Reliability assessment of DC wind farms. Power and Energy Society General Meeting, 2012 IEEE.
Bahirat, Himanshu; Mork, Bruce A.; Høidalen, Hans Kristian. (2012) Comparison of wind farm topologies for offshore applications. 2012 IEEE power and energy society transmission and distribution conference and exposition.
Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, M.. (2012) A Study on Positive Streamer Channels in Marcol Oil. Annual Report Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), 2012.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2012) The effect of winding design on transformer frequency response with application on offshore wind farm energization. International Conference on Renewable Energy Research and Applications - ICRERA 2012 Proceedings.
Avendaño, A; Mork, Bruce A.; Høidalen, Hans Kristian. (2011) Transformer Internal Fault Modeling in ATP. International Conference on Power System Transients, IPST 2011.
Høidalen, Hans Kristian; Chiesa, Nicola; Avendaño, A; Mork, Bruce A.. (2011) Developments in the hybrid transformer model - Core modeling and optimization. International Conference on Power System Transients, IPST 2011.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2011) A study of switching overvoltages in offshore wind farm. ISH 2011: 17th International Symposium on High Voltage Engineering. Proceedings.
Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2011) Frequency Domain Investigation of Switching Transients in Offshore Wind Farms. PowerTech 2011 Proceedings.
Agheb, Edris; Hashemi, E.; Mousavi, A.; Høidalen, Hans Kristian. (2010) Study of Very Fast Transient Overvoltages and Electric Field Stresses in Air-cored Pulsed Transformers Based on FDTD. Advanced Research Workshop on Transformers 2010.
Agheb, Edris; Soloot, Amir Hayati; Høidalen, Hans Kristian. (2010) Performance Optimization of the Air-cored Pulsed Transformers. Advanced Research Workshop on Transformers 2010.
Chiesa, Nicola; Høidalen, Hans Kristian. (2008) Hysteretic iron-core inductor for tranformer inrush current modeling in EMTP. Proceedings of the 16th Power Systems Computation Conference PSCC2008 Glasgow.
Bjerkan, Eilert; Hestad, Øystein; Høidalen, Hans Kristian. (2005) High Frequency Characterization of Impregnated Pressboard and its applicability to High Frequency Power Transformer Modelling and FRA. Proceedings of the 19th Nordic Insulation symposium.

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