Background and activities
Electric power apparatus and installations
Research focus is on high voltage insulation technique for energy efficient and environmental friendly electric power transfer and distribution. Important topics are modelling and experimental testing of design criteria associated with ageing mechanisms and electric withstand strength of different high voltage insulation materials.
Research activities:
- high voltage insulation materials
- high voltage measurement methods and testing
Lecturer:
- TET4160 High Voltage Insualting Materials (parts)
- TET4100 Circuit Analysis
- ET8102 Testing of High Voltage Insulation
Other activities:
- Norwegian representant Cigre Study Committee D1
- Norw. OC member Nordic Insulation Symposium
- Associate editor IEEE Transaction on Dielectrics and Electrical Insulation
- IEEE DEIS Technical Committee on HVDC Cable Systems
- EU-project HydroFLEX - WP4
Looking for a Ph.D?
Any avaliable position is found at http://www.jobbnorge.no. All applications goes through that website! Please do not send any requests by e-mail!
Scientific, academic and artistic work
A selection of recent journal publications, artistic productions, books, including book and report excerpts. See all publications in the database
2019
- (2019) The insulation of HVDC extruded cable system joints. Part 1: Review of materials, design and testing procedures. IEEE transactions on dielectrics and electrical insulation. vol. 26 (3).
- (2019) The insulation of HVDC extruded cable system joints. Part 2: Proposal of a new AC voltage PD measurement protocol for quality control during routine tests. IEEE transactions on dielectrics and electrical insulation. vol. 26 (3).
- (2019) Streamer and surface charge dynamics in non-uniform air gaps with a dielectric barrier. IEEE transactions on dielectrics and electrical insulation. vol. 26 (4).
2018
- (2018) A stochastic model for contact surfaces at polymer interfaces subjected to an electrical field. Tribology International. vol. 127.
- (2018) Breakdown mechanisms of rod-plane air gaps with a dielectric barrier subject to lightning impulse stress. IEEE transactions on dielectrics and electrical insulation. vol. 25 (3).
- (2018) Influence of Surface Roughness on Breakdown in Air Gaps at Atmospheric Pressure under Lightning Impulse. 2018 IEEE International Conference on High Voltage Engineering and Application - ICHVE 2018.
- (2018) Surface charging of dielectric barriers in short rod-plane air gaps – experiments and simulations. 2018 IEEE International Conference on High Voltage Engineering and Application - ICHVE 2018.
2017
- (2017) Breakdown in short rod-plane air gaps under positive lightning impulse stress. Proceedings of the Nordic Insulation Symposium. vol. 25.
- (2017) Longitudinal AC Breakdown Voltage of XLPE-XLPE Interfaces Considering Surface Roughness and Pressure. IEEE transactions on dielectrics and electrical insulation. vol. 24 (5).
- (2017) Electric Field Simulations of High Voltage DC Extruded Cable Systems. IEEE Electrical Insulation Magazine. vol. 33 (4).
2015
- (2015) A Protocol for Space Charge Measurements in Full-size HVDC Extruded Cables. IEEE transactions on dielectrics and electrical insulation. vol. 22 (1).
2012
- (2012) Dielectric Properties of Organic Contaminations in XLPE Cable Insulation. Conference on Electrical Insulation and Dielectric Phenomena. Annual Report.
- (2012) Water Tree Growth of Wet XLPE Insulation Stressed with DC and High Frequency AC. Conference on Electrical Insulation and Dielectric Phenomena. Annual Report. vol. 2.
- (2012) Diagnostic testing of thermaly aged medium voltage XLPE cable joints. Conference on Electrical Insulation and Dielectric Phenomena. Annual Report. vol. 1.
- (2012) Water ingress in high-voltage cross-linked polyethylene (XLPE) cable terminations. IEEE Electrical Insulation Magazine. vol. 28 (5).
- (2012) Streamer Inception and Propagation for Air Insulated Rod-Plane Gaps with Barriers. Conference on Electrical Insulation and Dielectric Phenomena. Annual Report. vol. 2.
- (2012) Effect of Water Content on the Conductivity of XLPE Insulation. Conference on Electrical Insulation and Dielectric Phenomena. Annual Report. vol. 2.
2011
- (2011) Quality Control of Extruded HVDC Cables: Detection of Critical Flaws Using Low Frequency Voltage Endurance Testing. Gaodianya Jishu. vol. 37.
- (2011) Surface Degradation of XLPE Insulation at Oil-Water Interfaces. Conference on Electrical Insulation and Dielectric Phenomena. Annual Report. vol. 1.
- (2011) Streamers in large paraffinic oil gap. Proceedings of IEEE International Conference on Dielectric Liquids.