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  1. Ansatte

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English

Hans Kristian Høidalen

Last ned pressefoto
Last ned pressefoto
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Hans Kristian Høidalen

Professor
Institutt for elektrisk energi
Fakultet for informasjonsteknologi og elektroteknikk

hans.hoidalen@ntnu.no
73594225 Elektro E/F, F-455, Gløshaugen, O.S. Bragstads plass 2
Google Scholar ATPDraw Transformatorbrukergruppen
Om Publikasjoner Undervisning Formidling

Om

CV

Fagområde og pågående forskningsaktivitet:

  • Datamaskinsimulering og modellering av kraftsystemer, inkludert elektrisk modellering av transformatorer og kabler og utvikling av simuleringsverktøy; ATPDraw.
  • Relevern og distribuert produksjon; ProSmart og ProDig.
  • Krafttransformatorer; modellering, påkjenninger; Norwegian transformer user group.
  • Overspenninger i kraftnett, lynnedslag og koblingsovrspenninger inkludert induserte lynoverspenninger og målinger av transienter.

Leder for KPN-prosjektet ProSmart, 2015-2019; "Power system protection in a smartgrid perspective". 4 PhD studenter, samarbeid med NTNU-Telematikk, Michigan Tech, SINTEF, ABB, Statnett, Eidsiva, Hafslund, Lyse, Skagerak, Statkraft.

Leder for KPN-prosjektet ProDig, 2019-2023; "Power system protection and control in digital substations". 4 PhD studenter, samarbeid med NTNU-Informasjhonssikkerhet og Kommunikasjonsteknologi, Michigan Tech, SINTEF, Statnett, ABB, Siemens, Eidsiva, Hafslund, Agder Energi, Skagerak, Jacobsen Elektro, NorTroll.

Undervisning:

  • Overspenninger og overspenningsvern, TET4130 (vår 3. klasse),
  • Vern og kontrollanlegg i kraftsystemet, TET4215  (vår 4. klasse),
  • Datamaskinsimulering av transienter, ELK31, (Fordypningmodul, høst 5. klasse)
  • EMC, Elektromagnetisk sameksistens i jernbaneanlegg
    (ET6007), Etter og videreutdanningskurs, erfaringsbasert master, Høst oddetallsår

Veiledning master oppgaver:

Veiledning 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

Kompetanseord

  • Høyspenning
  • Kraftsystem transienter
  • Krafttransformator
  • Lyn
  • Overspenning
  • Overspenningsvern
  • Relevern
  • Transformatorer

Publikasjoner

  • Kronologisk
  • Etter kategori
  • Alle publikasjoner i Nasjonalt vitenarkiv (NVA)

2026

  • Abid, Fahim; Hoidalen, Hans Kristian; Östlund, Sören; Liland, Knut Brede; Madshaven, Inge; Krause, Christoph. (2026) Impact of Thermal Cycling Variation on the Static Clamping Pressure in Transformer Test Rig. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • Syed, Rizwan Rafique; Hoidalen, Hans Kristian; Mork, Bruce Andrew Knut. (2026) Dependability and Performance Analysis of Digital Substation Automation System. Norges teknisk-naturvitenskapelige universitet
    Doktoravhandling
  • Syed, Rizwan Rafique; Hoidalen, Hans Kristian. (2026) A Framework for Integrating Virtualized PAC into Availability Model of a Digital Substation: An Exploratory Adaptation of Software Aging and Rejuvenation Model. Electricity
    Vitenskapelig artikkel
  • Mendoza-López, R.; Bañuelos-Cabral, E. S.; Gutiérrez-Robles, J. A.; Høidalen, Hans Kristian; García-Sánchez, J. L.. (2026) Passive modeling of transmission line impedance with real poles using non-negative least squares. Electric power systems research
    Vitenskapelig artikkel

2025

  • Hoidalen, Hans Kristian; Høyer-Hansen, Martin; Camara, F.N.; Bak, C.L.. (2025) On proximity correction of pipe-type cable parameters with method of moment approach. Electric power systems research
    Vitenskapelig artikkel
  • Syed, Rizwan Rafique; Høidalen, Hans Kristian. (2025) Investigating the Impact of Fault Handling Models on Reliability Indices of Digital Substation. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • Diaz, Guillermo A.; Hoidalen, Hans Kristian; Mombello, Enrique E.; Cortes, Camilo A.. (2025) Implementation of the State-Space Power Transformer Model in ATP for High Frequency Transient Studies. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel

2024

  • Abid, Fahim; Hoidalen, Hans Kristian; Lundgaard, Lars Esben; Enoksen, Henrik. (2024) Effect of Load Variation on Power Transformer Clamping Pressure in a Test Rig.
    Vitenskapelig kapittel
  • Pokhrel, Basanta Raj; Oleinikova, Irina; D'Arco, Salvatore; Sanchez Acevedo, Santiago; Hoidalen, Hans Kristian; Albert Rajaretnam, Aldrich Zeno; Uhlen, Kjetil Obstfelder. (2024) Advanced Digital Lab Infrastructure for the Development of Smart Power Grid.
    Vitenskapelig kapittel
  • Abid, Fahim; Hoidalen, Hans Kristian; Madshaven, Inge; Östlund, Sören. (2024) Effect of Moisture and Load Change on Clamping Pressure in a Transformer Test Rig.
    Vitenskapelig kapittel
  • Sanchez Acevedo, Santiago; Zerihun, Tesfaye Amare; Khalili, Mohammad; Hoidalen, Hans Kristian; Zinner, Thomas. (2024) Line protection systems with 5G communication.
    Vitenskapelig kapittel
  • Khalili, Mohammad; Adrah, Charles Mawutor; Hoidalen, Hans Kristian. (2024) Implementation and Testing A Robust Data-repairing Method for Protection IEDs on Process Bus. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • Khalili, Mohammad; Rahmani, Aamir; Hoidalen, Hans Kristian; Oleinikova, Irina; Mork, Bruce Andrew Knut. (2024) Backup subscription scheme for differential protection using IEC61850-9-2 sampled values. Energy Informatics
    Vitenskapelig artikkel
  • Treider, Thomas; Hoidalen, Hans Kristian. (2024) Earth Fault Location in Non-Radial Resonant Grounded Networks – Theory, analysis and methods. Norges teknisk-naturvitenskapelige universitet
    Doktoravhandling

2023

  • Treider, Thomas; Hoidalen, Hans Kristian. (2023) Estimating distance to transient and restriking earth faults in high-impedance grounded, ring-operated distribution networks using current ratios. Electric power systems research
    Vitenskapelig artikkel
  • Treider, Thomas; Hoidalen, Hans Kristian. (2023) Polarity crossover regions of transient earth fault relays in non-radial resonant grounded networks. Electric power systems research
    Vitenskapelig artikkel
  • Diaz, Guillermo A.; Mombello, Enrique E.; Perez, Perez Jhon; Hoidalen, Hans Kristian. (2023) Methodology for Fast Calculation of Impedance Matrix of Power Transformers for High Frequency Transient Studies. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • Ma, Kaiqi; Hoidalen, Hans Kristian; Chen, Zhe; Bak, Claus Leth. (2023) Improved Zone 1 Top-line Tilting Scheme for Polygonal Distance Protection in the Outgoing Line of Type-4 Wind Parks. CSEE Journal of Power and Energy Systems (JPES)
    Vitenskapelig artikkel
  • Treider, Thomas; Høidalen, Hans Kristian. (2023) Implementation and laboratory verification of method utilizing phase and neutral quantities for detection and location of low-current earth faults in resonant grounded networks. IET Generation, Transmission & Distribution
    Vitenskapelig artikkel

2022

  • Treider, Thomas; Gustavsen, Bjørn; Høidalen, Hans Kristian. (2022) Analysis of transient earth fault relays in meshed resonant grounded networks.
    Vitenskapelig kapittel
  • Khalili Katoulaei, Mohammad; Sanchez Acevedo, Santiago; Hoidalen, Hans Kristian. (2022) Testing of mixed sensor technologies in transformer differential protection.
    Vitenskapelig kapittel
  • Treider, Thomas; Gustavsen, Bjørn; Høidalen, Hans Kristian. (2022) Steady-state, iterative method for locating and clearing permanent high impedance earth faults in compensated networks.
    Vitenskapelig kapittel

2021

  • 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.
    Vitenskapelig kapittel
  • Hoidalen, Hans Kristian; Rocha, Angelica C.O.. (2021) Analysis of gray Box Modelling of Transformers. Electric power systems research
    Vitenskapelig artikkel
  • 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.
    Vitenskapelig kapittel

2020

  • Grebla, Maciej; Yellajosula, Jaya; Hoidalen, Hans Kristian. (2020) Adaptive Frequency Estimation Method for ROCOF Islanding Detection Relay. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel

2019

  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel

2018

  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Gustavsen, Bjørn Alfred; Portillo, Alvaro; Hoidalen, Hans Kristian. (2018) Modelling of transformers and reactors for electromagnetic transient studies.
    Vitenskapelig kapittel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel

2017

  • Pandakov, Konstantin; Hoidalen, Hans Kristian; Marvik, Jorun Irene. (2017) Fast protection against islanding and unwanted tripping of distributed generation caused by ground faults.
    Vitenskapelig kapittel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel

2016

  • Bahirat, Himanshu; Hoidalen, Hans Kristian; Mork, Bruce A.. (2016) Thévenin Equivalent of Voltage-Source Converters for DC Fault Studies. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • Lotfi, Abbas; Hoidalen, Hans Kristian; Agheb, Edris; Nysveen, Arne. (2016) Characterization of magnetic losses in the transformer tank steel. IEEE transactions on magnetics
    Vitenskapelig artikkel
  • Pandakov, Konstantin; Hoidalen, Hans Kristian; Marvik, Jorun Irene. (2016) Implementation of distance relaying in distribution network with distributed generation.
    Vitenskapelig kapittel
  • 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
    Vitenskapelig artikkel
  • 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. SINTEF Energi AS
    Forskningsrapport
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Liu, Zhou; Hoidalen, Hans Kristian. (2016) An adaptive inverse time overcurrent relay model implementation for real time simulation and hardware-in-the-loop testning.
    Vitenskapelig kapittel
  • Liu, Zhou; Hoidalen, Hans Kristian. (2016) A simple multi agent system based adaptive relay setting strategy for distribution system with wind generation integration.
    Vitenskapelig kapittel
  • 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
    Vitenskapelig artikkel
  • Torres Olguin, Raymundo E.; Hoidalen, Hans Kristian. (2016) Travelling Waves-based fault detection Method in multi-terminal HVDC grids connecting offshore Wind farms.
    Vitenskapelig kapittel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel

2015

  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Myrda, Paul; Gawlik, Wolfgang; Høidalen, Hans Kristian; Bak-Jensen, Birgitte; Browne, Matthew; Calone, Roberto; Gonzalez, Roberto Cimadevilla; Craib, Andrew; Donnart, Gewnael; Dumitrascu, Daniel. (2015) Protection of Distribution System with Distributed Energy Resources. CIGRE (Conseil international des grands réseaux électriques)
    Forskningsrapport
  • Kizilcay, M.; Høidalen, Hans Kristian. (2015) EMTP-ATP.
    Vitenskapelig kapittel
  • 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
    Vitenskapelig artikkel
  • Torres Olguin, Raymundo E.; Hoidalen, Hans Kristian. (2015) Inverse time overcurrent protection scheme for fault location in multi-terminal HVDC.
    Vitenskapelig kapittel

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
    Vitenskapelig artikkel
  • Uglesic, I; Høidalen, Hans Kristian; Marti, JR. (2014) Papers from the 10th International Conference on Power Systems Transients (IPST). Electric power systems research
    Leder
  • 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
    Vitenskapelig artikkel
  • Lotfi, Abbas; Høidalen, Hans Kristian; Chiesa, Nicola; Rahimpour, Ebrahim. (2014) Calculation of Off-Core Inductance in Dual-Circuit Model of Transformer.
    Vitenskapelig kapittel
  • Nguyen, Dung Van; Linhjell, Dag; Lundgaard, Lars Esben; Høidalen, Hans Kristian; Unge, M.. (2014) Effects of spatial restriction on streamers in white oil.
    Vitenskapelig kapittel

2013

  • Agheb, Edris; Høidalen, Hans Kristian. (2013) Modification of empirical core loss calculation methods including flux distribution. IET Electric Power Applications
    Vitenskapelig artikkel
  • Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2013) Streamer Propagation in a Long Gap in Model Liquids.
    Vitenskapelig kapittel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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)
    Vitenskapelig artikkel
  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Internal Resonant Overvoltage in Wind Turbine Transformers- Sensitivity Analysis of Measurement Techniques.
    Vitenskapelig kapittel
  • 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.
    Vitenskapelig kapittel
  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Modeling of Wind Turbine Transformers for the Analysis of Resonant Overvoltages.
    Populærvitenskapelig kapittel
  • Høidalen, Hans Kristian. (2013) Analysis of Pipe-Type Cable Impedance Formulations at Low Frequencies. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel

2012

  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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.
    Vitenskapelig kapittel
  • Agheb, Edris; Hashemi, E.; Mousavi, Seyed Ali; Høidalen, Hans Kristian. (2012) Study of very fast transient overvoltages in air-cored pulsed transformers. Compel
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, M.. (2012) A Study on Positive Streamer Channels in Marcol Oil.
    Vitenskapelig kapittel
  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2012) The Assessment of Overvoltage Protection Within Energization of Offshore Wind Farms. Energy Procedia
    Vitenskapelig artikkel
  • Bahirat, Himanshu; Mork, Bruce A.; Høidalen, Hans Kristian. (2012) Comparison of wind farm topologies for offshore applications.
    Vitenskapelig kapittel
  • Bahirat, Himanshu; Kjølle, Gerd Hovin; Mork, Bruce A.; Høidalen, Hans Kristian. (2012) Reliability assessment of DC wind farms.
    Vitenskapelig kapittel
  • Zirka, S.E.; Moroz, Y.I.; Arturi, CM; Chiesa, Nicola; Høidalen, Hans Kristian. (2012) Topology-Correct Reversible Transformer Model. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel

2011

  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2011) A study of switching overvoltages in offshore wind farm.
    Vitenskapelig kapittel
  • Høidalen, Hans Kristian; Chiesa, Nicola; Avendaño, A; Mork, Bruce A.. (2011) Developments in the hybrid transformer model - Core modeling and optimization.
    Vitenskapelig kapittel
  • Avendaño, A; Mork, Bruce A.; Høidalen, Hans Kristian. (2011) Transformer Internal Fault Modeling in ATP.
    Vitenskapelig kapittel
  • Høidalen, Hans Kristian. (2011) Universal machine modeling in ATPDraw - Embedded Windsyn. Proc EMTP, User Group meeting
    Forskningsrapport
  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2011) Frequency Domain Investigation of Switching Transients in Offshore Wind Farms.
    Vitenskapelig kapittel
  • 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
    Vitenskapelig artikkel
  • Marvik, Jorun Irene; Høidalen, Hans Kristian. (2011) Fault Localization in Medium Voltage Distribution Networks with Distributed Generation. Norges teknisk-naturvitenskapelige universitet
    Doktoravhandling

2010

  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Agheb, Edris; Soloot, Amir Hayati; Høidalen, Hans Kristian. (2010) Performance Optimization of the Air-cored Pulsed Transformers.
    Vitenskapelig kapittel
  • 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.
    Vitenskapelig kapittel
  • 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
    Vitenskapelig artikkel

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
    Vitenskapelig artikkel

2008

  • Chiesa, Nicola; Høidalen, Hans Kristian. (2008) Hysteretic iron-core inductor for tranformer inrush current modeling in EMTP.
    Vitenskapelig kapittel

2007

  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Høidalen, Hans Kristian; Bjerkan, Eilert; Hernes, Johan G.. (2007) Reliable detection of downed and broken conductors. IEE Conference Publication
    Vitenskapelig artikkel
  • Høidalen, Hans Kristian. (2007) New Developments in ATPDraw version 5. European EMTP-ATP Conference
    Forskningsrapport
  • Chiesa, Nicola; Høidalen, Hans Kristian. (2007) Modeling of nonlinear and hysteretic iron-core inductors in ATP. European EMPT-ATP Conference
    Forskningsrapport
  • Høidalen, Hans Kristian. (2007) High Frequency (HF) apparatus response - An introduction. Workshop on Variable Frequency Diagnostics Dielectric response andn FRA
    Forskningsrapport
  • Høidalen, Hans Kristian; Mork, Bruce A.; Gonzalez, Francisco; Ishchenko, Dmitry; Chiesa, Nicola. (2007) Implementation and verification of the Hybrid Transformer model in ATPDraw. International Conference on Power Systems Transients, IPST'07
    Forskningsrapport
  • Chiesa, Nicola; Høidalen, Hans Kristian; Mork, Bruce A.; Ishchenko, Dmitry; Kunze, A. P.. (2007) On the ringdown transient of transformers. International Conference on Power Systems Transients IPST'07
    Forskningsrapport
  • Chiesa, Nicola; Avendaño, A; Høidalen, Hans Kristian; Mork, Bruce A.; Ishchenko, Dmitry; Kunze, A. P.. (2007) On the ringdown transient of transformers. International Conference on Power Systems Transients IPST
    Forskningsrapport
  • 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. International Conference on Power Systems Transients, IPST
    Forskningsrapport

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.
    Vitenskapelig kapittel
  • Høidalen, Hans Kristian; Runde, Magne. (2005) Continuous Monitoring of Circuit Breaker Using Vibration Analysis. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel

2003

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

1997

  • Høidalen, Hans Kristian; Sletbak, Jarle; Henriksen, Thor. (1997) Ground effects on induced voltages from nearby lightning. IEEE transactions on electromagnetic compatibility (Print)
    Vitenskapelig artikkel
  • Høidalen, Hans Kristian. (1997) Ligntning-induced overvoltages in low-voltage systems. NTNU. Inst. f. elkraftteknikk
    Doktoravhandling

1995

  • Brede, Arne Petter; Hoidalen, Hans Kristian; Pleym, Anngjerd; Rørvik, Ove; Seljeseth, Herlof. (1995) Underlag for beregninger og målinger på jordelektroder i forskjellige elkraftanlegg. SINTEF Energi AS
    Forskningsrapport

1994

  • Alstad, Kjell; Hoidalen, Hans Kristian; Aasen, Terje; Voldhaug, Lars. (1994) Håndbok - Vern av 24 kV BLX-anlegg. SINTEF Energi AS
    Forskningsrapport
  • Brede, Arne Petter; Hoidalen, Hans Kristian; Rørvik, Ove; Seljeseth, Herlof. (1994) Jordingsarrangement i elkraftanlegg. SINTEF Energi AS
    Forskningsrapport

Tidsskriftspublikasjoner

  • Abid, Fahim; Hoidalen, Hans Kristian; Östlund, Sören; Liland, Knut Brede; Madshaven, Inge; Krause, Christoph. (2026) Impact of Thermal Cycling Variation on the Static Clamping Pressure in Transformer Test Rig. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • Syed, Rizwan Rafique; Hoidalen, Hans Kristian. (2026) A Framework for Integrating Virtualized PAC into Availability Model of a Digital Substation: An Exploratory Adaptation of Software Aging and Rejuvenation Model. Electricity
    Vitenskapelig artikkel
  • Mendoza-López, R.; Bañuelos-Cabral, E. S.; Gutiérrez-Robles, J. A.; Høidalen, Hans Kristian; García-Sánchez, J. L.. (2026) Passive modeling of transmission line impedance with real poles using non-negative least squares. Electric power systems research
    Vitenskapelig artikkel
  • Hoidalen, Hans Kristian; Høyer-Hansen, Martin; Camara, F.N.; Bak, C.L.. (2025) On proximity correction of pipe-type cable parameters with method of moment approach. Electric power systems research
    Vitenskapelig artikkel
  • Syed, Rizwan Rafique; Høidalen, Hans Kristian. (2025) Investigating the Impact of Fault Handling Models on Reliability Indices of Digital Substation. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Grebla, Maciej; Yellajosula, Jaya; Hoidalen, Hans Kristian. (2020) Adaptive Frequency Estimation Method for ROCOF Islanding Detection Relay. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • Treider, Thomas; Hoidalen, Hans Kristian. (2023) Estimating distance to transient and restriking earth faults in high-impedance grounded, ring-operated distribution networks using current ratios. Electric power systems research
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Diaz, Guillermo A.; Hoidalen, Hans Kristian; Mombello, Enrique E.; Cortes, Camilo A.. (2025) Implementation of the State-Space Power Transformer Model in ATP for High Frequency Transient Studies. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Bahirat, Himanshu; Hoidalen, Hans Kristian; Mork, Bruce A.. (2016) Thévenin Equivalent of Voltage-Source Converters for DC Fault Studies. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Agheb, Edris; Høidalen, Hans Kristian. (2013) Modification of empirical core loss calculation methods including flux distribution. IET Electric Power Applications
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Lotfi, Abbas; Hoidalen, Hans Kristian; Agheb, Edris; Nysveen, Arne. (2016) Characterization of magnetic losses in the transformer tank steel. IEEE transactions on magnetics
    Vitenskapelig artikkel
  • Treider, Thomas; Hoidalen, Hans Kristian. (2023) Polarity crossover regions of transient earth fault relays in non-radial resonant grounded networks. Electric power systems research
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Høidalen, Hans Kristian; Sletbak, Jarle; Henriksen, Thor. (1997) Ground effects on induced voltages from nearby lightning. IEEE transactions on electromagnetic compatibility (Print)
    Vitenskapelig artikkel
  • Høidalen, Hans Kristian; Runde, Magne. (2005) Continuous Monitoring of Circuit Breaker Using Vibration Analysis. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • Agheb, Edris; Hashemi, E.; Mousavi, Seyed Ali; Høidalen, Hans Kristian. (2012) Study of very fast transient overvoltages in air-cored pulsed transformers. Compel
    Vitenskapelig artikkel
  • Uglesic, I; Høidalen, Hans Kristian; Marti, JR. (2014) Papers from the 10th International Conference on Power Systems Transients (IPST). Electric power systems research
    Leder
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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)
    Vitenskapelig artikkel
  • Diaz, Guillermo A.; Mombello, Enrique E.; Perez, Perez Jhon; Hoidalen, Hans Kristian. (2023) Methodology for Fast Calculation of Impedance Matrix of Power Transformers for High Frequency Transient Studies. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Hoidalen, Hans Kristian; Rocha, Angelica C.O.. (2021) Analysis of gray Box Modelling of Transformers. Electric power systems research
    Vitenskapelig artikkel
  • Khalili, Mohammad; Adrah, Charles Mawutor; Hoidalen, Hans Kristian. (2024) Implementation and Testing A Robust Data-repairing Method for Protection IEDs on Process Bus. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • Ma, Kaiqi; Hoidalen, Hans Kristian; Chen, Zhe; Bak, Claus Leth. (2023) Improved Zone 1 Top-line Tilting Scheme for Polygonal Distance Protection in the Outgoing Line of Type-4 Wind Parks. CSEE Journal of Power and Energy Systems (JPES)
    Vitenskapelig artikkel
  • Treider, Thomas; Høidalen, Hans Kristian. (2023) Implementation and laboratory verification of method utilizing phase and neutral quantities for detection and location of low-current earth faults in resonant grounded networks. IET Generation, Transmission & Distribution
    Vitenskapelig artikkel
  • Khalili, Mohammad; Rahmani, Aamir; Hoidalen, Hans Kristian; Oleinikova, Irina; Mork, Bruce Andrew Knut. (2024) Backup subscription scheme for differential protection using IEC61850-9-2 sampled values. Energy Informatics
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Høidalen, Hans Kristian; Bjerkan, Eilert; Hernes, Johan G.. (2007) Reliable detection of downed and broken conductors. IEE Conference Publication
    Vitenskapelig artikkel
  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2012) The Assessment of Overvoltage Protection Within Energization of Offshore Wind Farms. Energy Procedia
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Høidalen, Hans Kristian. (2003) Analytical formulation of lightning-induced voltages on multiconductor overhead lines above lossy ground. IEEE transactions on electromagnetic compatibility (Print)
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Høidalen, Hans Kristian. (2013) Analysis of Pipe-Type Cable Impedance Formulations at Low Frequencies. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • Zirka, S.E.; Moroz, Y.I.; Arturi, CM; Chiesa, Nicola; Høidalen, Hans Kristian. (2012) Topology-Correct Reversible Transformer Model. IEEE Transactions on Power Delivery
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel
  • 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
    Vitenskapelig artikkel

Del av bok/rapport

  • 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.
    Vitenskapelig kapittel
  • Abid, Fahim; Hoidalen, Hans Kristian; Lundgaard, Lars Esben; Enoksen, Henrik. (2024) Effect of Load Variation on Power Transformer Clamping Pressure in a Test Rig.
    Vitenskapelig kapittel
  • Pokhrel, Basanta Raj; Oleinikova, Irina; D'Arco, Salvatore; Sanchez Acevedo, Santiago; Hoidalen, Hans Kristian; Albert Rajaretnam, Aldrich Zeno; Uhlen, Kjetil Obstfelder. (2024) Advanced Digital Lab Infrastructure for the Development of Smart Power Grid.
    Vitenskapelig kapittel
  • Abid, Fahim; Hoidalen, Hans Kristian; Madshaven, Inge; Östlund, Sören. (2024) Effect of Moisture and Load Change on Clamping Pressure in a Transformer Test Rig.
    Vitenskapelig kapittel
  • Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, Michael. (2013) Streamer Propagation in a Long Gap in Model Liquids.
    Vitenskapelig kapittel
  • 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.
    Vitenskapelig kapittel
  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2011) A study of switching overvoltages in offshore wind farm.
    Vitenskapelig kapittel
  • Sanchez Acevedo, Santiago; Zerihun, Tesfaye Amare; Khalili, Mohammad; Hoidalen, Hans Kristian; Zinner, Thomas. (2024) Line protection systems with 5G communication.
    Vitenskapelig kapittel
  • 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.
    Vitenskapelig kapittel
  • Pandakov, Konstantin; Hoidalen, Hans Kristian; Marvik, Jorun Irene. (2016) Implementation of distance relaying in distribution network with distributed generation.
    Vitenskapelig kapittel
  • Høidalen, Hans Kristian; Chiesa, Nicola; Avendaño, A; Mork, Bruce A.. (2011) Developments in the hybrid transformer model - Core modeling and optimization.
    Vitenskapelig kapittel
  • Avendaño, A; Mork, Bruce A.; Høidalen, Hans Kristian. (2011) Transformer Internal Fault Modeling in ATP.
    Vitenskapelig kapittel
  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2011) Frequency Domain Investigation of Switching Transients in Offshore Wind Farms.
    Vitenskapelig kapittel
  • Pandakov, Konstantin; Hoidalen, Hans Kristian; Marvik, Jorun Irene. (2017) Fast protection against islanding and unwanted tripping of distributed generation caused by ground faults.
    Vitenskapelig kapittel
  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Internal Resonant Overvoltage in Wind Turbine Transformers- Sensitivity Analysis of Measurement Techniques.
    Vitenskapelig kapittel
  • Nguyen, Dung Van; Høidalen, Hans Kristian; Linhjell, Dag; Lundgaard, Lars Esben; Unge, M.. (2012) A Study on Positive Streamer Channels in Marcol Oil.
    Vitenskapelig kapittel
  • Treider, Thomas; Gustavsen, Bjørn; Høidalen, Hans Kristian. (2022) Analysis of transient earth fault relays in meshed resonant grounded networks.
    Vitenskapelig kapittel
  • 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.
    Vitenskapelig kapittel
  • Bahirat, Himanshu; Mork, Bruce A.; Høidalen, Hans Kristian. (2012) Comparison of wind farm topologies for offshore applications.
    Vitenskapelig kapittel
  • Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Modeling of Wind Turbine Transformers for the Analysis of Resonant Overvoltages.
    Populærvitenskapelig kapittel
  • 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.
    Vitenskapelig kapittel
  • Gustavsen, Bjørn Alfred; Portillo, Alvaro; Hoidalen, Hans Kristian. (2018) Modelling of transformers and reactors for electromagnetic transient studies.
    Vitenskapelig kapittel
  • Bahirat, Himanshu; Kjølle, Gerd Hovin; Mork, Bruce A.; Høidalen, Hans Kristian. (2012) Reliability assessment of DC wind farms.
    Vitenskapelig kapittel
  • Chiesa, Nicola; Høidalen, Hans Kristian. (2008) Hysteretic iron-core inductor for tranformer inrush current modeling in EMTP.
    Vitenskapelig kapittel
  • Khalili Katoulaei, Mohammad; Sanchez Acevedo, Santiago; Hoidalen, Hans Kristian. (2022) Testing of mixed sensor technologies in transformer differential protection.
    Vitenskapelig kapittel
  • Liu, Zhou; Hoidalen, Hans Kristian. (2016) An adaptive inverse time overcurrent relay model implementation for real time simulation and hardware-in-the-loop testning.
    Vitenskapelig kapittel
  • Liu, Zhou; Hoidalen, Hans Kristian. (2016) A simple multi agent system based adaptive relay setting strategy for distribution system with wind generation integration.
    Vitenskapelig kapittel
  • Torres Olguin, Raymundo E.; Hoidalen, Hans Kristian. (2016) Travelling Waves-based fault detection Method in multi-terminal HVDC grids connecting offshore Wind farms.
    Vitenskapelig kapittel
  • Kizilcay, M.; Høidalen, Hans Kristian. (2015) EMTP-ATP.
    Vitenskapelig kapittel
  • Lotfi, Abbas; Høidalen, Hans Kristian; Chiesa, Nicola; Rahimpour, Ebrahim. (2014) Calculation of Off-Core Inductance in Dual-Circuit Model of Transformer.
    Vitenskapelig kapittel
  • Nguyen, Dung Van; Linhjell, Dag; Lundgaard, Lars Esben; Høidalen, Hans Kristian; Unge, M.. (2014) Effects of spatial restriction on streamers in white oil.
    Vitenskapelig kapittel
  • Torres Olguin, Raymundo E.; Hoidalen, Hans Kristian. (2015) Inverse time overcurrent protection scheme for fault location in multi-terminal HVDC.
    Vitenskapelig kapittel
  • Agheb, Edris; Soloot, Amir Hayati; Høidalen, Hans Kristian. (2010) Performance Optimization of the Air-cored Pulsed Transformers.
    Vitenskapelig kapittel
  • 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.
    Vitenskapelig kapittel
  • Treider, Thomas; Gustavsen, Bjørn; Høidalen, Hans Kristian. (2022) Steady-state, iterative method for locating and clearing permanent high impedance earth faults in compensated networks.
    Vitenskapelig kapittel

Rapport

  • Alstad, Kjell; Hoidalen, Hans Kristian; Aasen, Terje; Voldhaug, Lars. (1994) Håndbok - Vern av 24 kV BLX-anlegg. SINTEF Energi AS
    Forskningsrapport
  • Brede, Arne Petter; Hoidalen, Hans Kristian; Pleym, Anngjerd; Rørvik, Ove; Seljeseth, Herlof. (1995) Underlag for beregninger og målinger på jordelektroder i forskjellige elkraftanlegg. SINTEF Energi AS
    Forskningsrapport
  • Brede, Arne Petter; Hoidalen, Hans Kristian; Rørvik, Ove; Seljeseth, Herlof. (1994) Jordingsarrangement i elkraftanlegg. SINTEF Energi AS
    Forskningsrapport
  • Høidalen, Hans Kristian. (2011) Universal machine modeling in ATPDraw - Embedded Windsyn. Proc EMTP, User Group meeting
    Forskningsrapport
  • 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. SINTEF Energi AS
    Forskningsrapport
  • Høidalen, Hans Kristian. (2007) New Developments in ATPDraw version 5. European EMTP-ATP Conference
    Forskningsrapport
  • Chiesa, Nicola; Høidalen, Hans Kristian. (2007) Modeling of nonlinear and hysteretic iron-core inductors in ATP. European EMPT-ATP Conference
    Forskningsrapport
  • Høidalen, Hans Kristian. (2007) High Frequency (HF) apparatus response - An introduction. Workshop on Variable Frequency Diagnostics Dielectric response andn FRA
    Forskningsrapport
  • Høidalen, Hans Kristian; Mork, Bruce A.; Gonzalez, Francisco; Ishchenko, Dmitry; Chiesa, Nicola. (2007) Implementation and verification of the Hybrid Transformer model in ATPDraw. International Conference on Power Systems Transients, IPST'07
    Forskningsrapport
  • Chiesa, Nicola; Høidalen, Hans Kristian; Mork, Bruce A.; Ishchenko, Dmitry; Kunze, A. P.. (2007) On the ringdown transient of transformers. International Conference on Power Systems Transients IPST'07
    Forskningsrapport
  • Chiesa, Nicola; Avendaño, A; Høidalen, Hans Kristian; Mork, Bruce A.; Ishchenko, Dmitry; Kunze, A. P.. (2007) On the ringdown transient of transformers. International Conference on Power Systems Transients IPST
    Forskningsrapport
  • 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. International Conference on Power Systems Transients, IPST
    Forskningsrapport
  • Myrda, Paul; Gawlik, Wolfgang; Høidalen, Hans Kristian; Bak-Jensen, Birgitte; Browne, Matthew; Calone, Roberto; Gonzalez, Roberto Cimadevilla; Craib, Andrew; Donnart, Gewnael; Dumitrascu, Daniel. (2015) Protection of Distribution System with Distributed Energy Resources. CIGRE (Conseil international des grands réseaux électriques)
    Forskningsrapport

Studentoppgave eller avhandling

  • Syed, Rizwan Rafique; Hoidalen, Hans Kristian; Mork, Bruce Andrew Knut. (2026) Dependability and Performance Analysis of Digital Substation Automation System. Norges teknisk-naturvitenskapelige universitet
    Doktoravhandling
  • Høidalen, Hans Kristian. (1997) Ligntning-induced overvoltages in low-voltage systems. NTNU. Inst. f. elkraftteknikk
    Doktoravhandling
  • Treider, Thomas; Hoidalen, Hans Kristian. (2024) Earth Fault Location in Non-Radial Resonant Grounded Networks – Theory, analysis and methods. Norges teknisk-naturvitenskapelige universitet
    Doktoravhandling
  • Marvik, Jorun Irene; Høidalen, Hans Kristian. (2011) Fault Localization in Medium Voltage Distribution Networks with Distributed Generation. Norges teknisk-naturvitenskapelige universitet
    Doktoravhandling

Undervisning

Emner

  • TET4585 - Høyspenningsteknologi, fordypningsemne
  • ET8101 - Overspenningsberegninger i kraftnett
  • TET4215 - Vern og kontrollanlegg i kraftsystemet
  • ELET1001 - Elektriske kretser - introduksjon
  • ET6202 - Vern og overvåking i distribusjonsnett
  • TET4195 - Høyspenningsanlegg
  • ELDI2004 - Høyspenningsteknologi

Formidling

2024

  • Foredrag
    Pokhrel, Basanta Raj; Oleinikova, Irina; D'Arco, Salvatore; Sanchez, Santiago; Hoidalen, Hans Kristian; Zeno, Aldrich; Uhlen, Kjetil Obstfelder. (2024) Advanced digital lab infrastructure for the development of smart power grid. UPEC 2024
  • Konferanseforedrag
    Syed, Rizwan Rafique; Hoidalen, Hans Kristian. (2024) Dependability and performance analysis of redundant DSAS architectures using FEH and MRM. 17th International Conference on Developments in Power System Protection (DPSP 2024)

2023

  • Konferanseforedrag
    Syed, Rizwan Rafique; Hoidalen, Hans Kristian. (2023) A Review on Reliability Analysis: Approaches and Tools for Digital Substation. FES (Future Energy Solution) Conference 2023

2017

  • Konferanseforedrag
    Adrah, Charles Mawutor; Kure, Øivind; Liu, Zhou; Hoidalen, Hans Kristian. (2017) Communication network modeling for real-time HIL power system protection test bench. PES Power Africa 2017

2015

  • Konferanseforedrag
    Torres Olguin, Raymundo E.; Hoidalen, Hans Kristian. (2015) Inverse time overcurrent protection scheme for fault location in multi-terminal HVDC. PowerTech, 2015 IEEE Eindhoven
  • Foredrag
    Lotfi, Abbas; Høidalen, Hans Kristian; Chiesa, Nicola. (2015) Effect of DC biasing in 3-legged 3-phase transformers taking off-core path into account. International Conference on Power System Transient

2013

  • Konferanseforedrag
    Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Modeling of Wind Turbine Transformers for the Analysis of Resonant Overvoltages. International Power System transients
  • Konferanseforedrag
    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. International Power System transients
  • Foredrag
    Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2013) Upon the improvement of the winding design of wind turbine transformers for safer performance within resonance overvoltages. Norwegian Research Center of Offshore Wind Farm(NOWITECH)
  • Foredrag
    Chiesa, Nicola; Lotfi, Abbas; Høidalen, Hans Kristian; Mork, Bruce A.; Rui, Øyvind; Ohnstad, Trond. (2013) Five-leg transformer model for GIC studies. international power system transients conference
  • Konferanseforedrag
    Gustavsen, Bjørn; Høidalen, Hans Kristian; Trond, Ohnstad. (2013) Field Measurement and Simulation of 132 kV Oil-Filled Submarine Cables. International Conference on Power System Transients

2012

  • Foredrag
    Soloot, Amir Hayati; Høidalen, Hans Kristian; Gustavsen, Bjørn Alfred. (2012) The Assessment of Overvoltage Protection in Offshore Wind Farms. Norwegian Research Center of Offshore Wind Farm(NOWITECH)
  • Foredrag
    Agheb, Edris; Høidalen, Hans Kristian. (2012) Medium Frequency High Power Transformers, State of Art and Challenges. nternational Conference on Renewable Energy Research and Applications (ICRERA)
  • Foredrag
    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

2010

  • Konferanseposter
    Soloot, Amir Hayati; Høidalen, Hans Kristian. (2010) Analysis of Switching Transients in Wind Park with Focus on Prevention of Destructive Effects. Norwegian Research Center of Offshore Wind Farm(NOWITECH)
  • Konferanseposter
    Høidalen, Hans Kristian; Soloot, Amir Hayati. (2010) Cable Modelling in ATP – from NODA to TYPE94. European EMTP-ATP User Group meeting 2010
  • Konferanseposter
    Soloot, Amir Hayati; Høidalen, Hans Kristian. (2010) Upon The Impact of Power System andVacuum Circuit Breaker Parameters on Transient Recovery Voltage. Asia-Pacific Power and Energy Engineering Conference
  • Konferanseposter
    Soloot, Amir Hayati; Høidalen, Hans Kristian. (2010) High Frequency Modeling of Transformers in ATP for Investigation of Resonances in Offshore Wind Park. European EMTP-ATP User Group meeting 2010

2009

  • Konferanseforedrag
    Marvik, Jorun Irene; Høidalen, Hans Kristian; Petterteig, Astrid. (2009) Localization of Phase-to-Phase Faults on a Medium Voltage Feeder with Distributed Generation. IPST
  • Konferanseforedrag
    Marvik, Jorun Irene; Høidalen, Hans Kristian; Petterteig, Astrid. (2009) Localization of Short-circuits on a Medium Voltage Feeder with Distributed Generation. CIRED

2008

  • Konferanseforedrag
    Høidalen, Hans Kristian. (2008) New features in ATPDraw 5.4. European EMTP-ATP User Group Meeting
  • Konferanseforedrag
    Høidalen, Hans Kristian; Dahlslett, Frank. (2008) CHARACTERIZATION OF LIGHTNING-INDUCED OVERVOLTAGES IN ISOLATED NEUTRAL LOW-VOLTAGE SYSTEMS. 29th International Conference on Lightning Protection
  • Konferanseforedrag
    Chiesa, Nicola; Høidalen, Hans Kristian. (2008) Hysteretic iron-core inductor for tranformer inrush current modeling in EMTP. PSCC 2008
  • Konferanseforedrag
    Marvik, Jorun Irene; Høidalen, Hans Kristian; Petterteig, Astrid. (2008) Evaluation of simple Fault Location on a MV Feeder with DG, using Fundamental Frequency Components. NORDAC 2008

2007

  • Konferanseforedrag
    Høidalen, Hans Kristian; Mork, Bruce A.; Gonzalez, Francisco; Ishchenko, Dmitry; Chiesa, Nicola. (2007) Implementation and verification of the Hybrid Transformer model in ATPDraw. International Conference on Power Systems Transients, IPST'07
  • Konferanseforedrag
    Marvik, Jorun Irene; Høidalen, Hans Kristian; Petterteig, Astrid. (2007) Analysis of Fault Detection and Location in Medium Voltage Radial Networks with Distributed Generation. Power Tech 2007
  • Konferanseforedrag
    Høidalen, Hans Kristian. (2007) New developments in ATPDraw version 5. European EMTP-ATP Conference
  • Konferanseforedrag
    Høidalen, Hans Kristian. (2007) High frequency (HF) apparatus response - An introduction. Workshop on Variable Frequency Diagnostics Dielectric response and FRA
  • Konferanseforedrag
    Chiesa, Nicola; Høidalen, Hans Kristian. (2007) Modeling of nonlinear and hysteretic iron-core inductors in ATP. European EMTP-ATP Conference

2006

  • Konferanseposter
    Høidalen, Hans Kristian. (2006) Multi-phase Circuits in ATPDraw. European EMTP User Group meeting
  • Konferanseposter
    Høidalen, Hans Kristian. (2006) Lightning-induced Overvoltages in Rural Isolated Neutral Low-voltage Systems. 28th Int. conference on Lightning protection, ICLP
  • Konferanseforedrag
    Høidalen, Hans Kristian. (2006) Multi-phase Circuits in ATPDraw. European EMTP User Group meeting
  • Konferanseforedrag
    Høidalen, Hans Kristian. (2006) Lightning-induced overvoltages in rural isolated neutral low-voltage systems. 28th Int. conf. on lightning protection (ICLP)

2005

  • Konferanseforedrag
    Høidalen, Hans Kristian; Chiesa, Nicola. (2005) Implementation of the Hybrid Transformer Model in ATPDraw. EEUG Meeting 2005
  • Konferanseforedrag
    Bjerkan, Eilert; Høidalen, Hans Kristian. (2005) FRA Sensitivit Analysis using High Frequenc Modeling of Power Transformers based on the Finite Element Mehtod. 14th International Symposium in High Voltage Engineering ISH2005
  • Konferanseforedrag
    Høidalen, Hans Kristian. (2005) Using Zigzag Transformers with Phase-shift to reduce Harmonics in AS-DC Systems. International Conference on Power System Transients IPST'05
  • Konferanseforedrag
    Chiesa, Nicola; Høidalen, Hans Kristian. (2005) On the calculation of fluxkinkage/current characteristics for delta-coupled transformer windings. European EMTP-ATP Conference, EEUG
  • Konferanseforedrag
    Bjerkan, Eilert; Høidalen, Hans Kristian. (2005) Importance of a Proper Iron Core Representation in High Frequency Power Transformer Models. 14th International Symposium in High Voltage Engineering, ISH2005
  • Konferanseposter
    Bjerkan, Eilert; Høidalen, Hans Kristian. (2005) High Frequency FEM-based Power Transformer Modeling:Investigation of Internal Stresses due to Network-Initiated Overvoltages. International Conference on Power Systems Transients IPST'05
  • Konferanseforedrag
    Bjerkan, Eilert; Høidalen, Hans Kristian. (2005) High Frequency Characterization of Impregnated Pressboard and its applicability to High Frequency Power Transformer Modelling and FRA. Nord-Is 05, Nordic Insulation Symposium

2003

  • Konferanseforedrag
    Høidalen, Hans Kristian; Mork, Bruce A.; Prikler, Laszlo; Hall, James L.. (2003) Implementation of new features in ATPDraw version 3. 5th International Conference on Power Systems Transients - IPST 2003
  • Konferanseforedrag
    Høidalen, Hans Kristian. (2003) ATPDraw Line Check module. European EMTP User's group meeting in Graz.
  • Konferanseforedrag
    Høidalen, Hans Kristian. (2003) Calculation of lightning-induced voltages in models including lossy ground effects. 5th International Conference on Power Systems Transients - IPST 2003

2002

  • Konferanseforedrag
    Høidalen, Hans Kristian; Prikler, Laszlo; Mork, Bruce A.; Hall, James L.. (2002) New features in ATPDraw version 3. European EMPT Users Group
  • Konferanseforedrag
    Høidalen, Hans Kristian; Dahlslett, Frank. (2002) Overvoltage measurements related to lightning-detection systems in Norway. 26th International Conference on Lightning Protection
  • Foredrag
    Høidalen, Hans Kristian. (2002) Målinger av overspenninger i lavspent luftnett. NIF-kurs; Overspenninger, overtoner og støy i lavspenningsnettet - årsak, problemer og tiltak
  • Foredrag
    Høidalen, Hans Kristian. (2002) Isolasjonskoordinering i lavspenningsnettet. NIF-kurs; Overspenninger, overtoner og støy i lavspenningsnettet - årsak, problemer og tiltak

1999

  • Foredrag
    Høidalen, Hans Kristian. (1999) Nye materialer og nye løsninger for kompaktering og oppgradering. Norske sivilingeniørers forening, NIF, Overspenningsvern i fordelingsnettet - for sikkerhet og leveringskvalitet, 94958020
  • Foredrag
    Høidalen, Hans Kristian. (1999) Induserte overspenninger. Norske Sivilingeniørers Forening, NIF, Overspenningsvern i fordelingsnettet - for sikkerhet og leveringskvalitet, 94958020
  • Konferanseforedrag
    Høidalen, Hans Kristian. (1999) Calculation of lightning-induced overvoltages using MODELS. International Conference on Power Systems Transients, IPST'99
  • Konferanseforedrag
    Høidalen, Hans Kristian; Prikler, L.; Hall, J.L.. (1999) ATPDraw-Graphical Preprocessor to ATP. Windows version. International Conference on Power Systems Transients, IPST'99
  • Konferanseforedrag
    Høidalen, Hans Kristian; Huse, Jostein. (1999) Impacts of lightning on power quality. CIGRE SC33.99 Colloquium, Study Committee Meeting, Working Group Meetings
  • Konferanseforedrag
    Høidalen, Hans Kristian; Runde, Magne Eystein; Haugland, O.; Ottesen, G.; Öhlén, M.. (1999) Continuous monitoring of circuit-breakers using vibration analysis. Eleventh International Symposium on High-Voltage Engineering, ish99 (Conference publication ; No. 467)

1997

  • Konferanseforedrag
    Høidalen, Hans Kristian. (1997) Lightning induced voltages in low-voltage systems with emphasis on lossy ground effects. International Conference on Power Systems Transients

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