Erling Ildstad
Publications
2022
-
Aakre, Torstein Grav;
Ildstad, Erling.
(2022)
AC Breakdown Voltage of 50-Year-Old Service Aged Hydro Power Generator Stator Bars.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Ildstad, Erling;
Mauseth, Frank;
Olsen, Espen Torlei.
(2022)
Breakdown Voltage of Polymeric HVDC Insulation at DC Stress and Superimposed Lightning Impulse Voltages.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Ildstad, Erling;
Dale, Roger;
Kantar, Emre.
(2022)
Longitudinal Breakdown Strength of Wet-mate Solid-Solid Interfaces at VLF and 50 Hz AC voltages.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Ildstad, Erling;
Aakre, Torstein Grav.
(2022)
Modelling and Characterization of Partial Discharge Activity versus Applied Voltage, Test Frequency and Temperature.
IEEE (Institute of Electrical and Electronics Engineers)
Academic chapter/article/Conference paper
-
Berg, Gunnar;
Eberg, Espen;
Aakre, Torstein Grav;
Ildstad, Erling;
Kantar, Emre;
Nysveen, Arne.
(2022)
HydroStator : hovedfunn og resultater i KPN-prosjektet HydroStator.
SINTEF Rapport (2022:00275)
Report
2020
-
Håkonseth, Gunnar;
Ildstad, Erling;
Mauseth, Frank;
Furuheim, Knut Magne.
(2020)
Transient Electric Field Distribution Estimates for Layered Paper-Oil High Voltage Direct Current Insulation: Effects of Slow Polarization and Applicability of Dielectric Response Theory.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandlinger ved NTNU (342)
Doctoral dissertation
-
Aakre, Torstein Grav;
Ildstad, Erling.
(2020)
PD-Activity in Generator Stator Bar insulation versus
Voltage Frequency and Temperature.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling.
(2020)
Whitehead memorial lecture: Challenging defects of high voltage insulation systems.
IEEE Electrical Insulation Magazine
Academic article
-
Olsen, Pål Keim;
Mauseth, Frank;
Ildstad, Erling.
(2020)
Internal Partial Discharges at
High DC Voltage and the Effect
of Superimposed AC Voltage.
NTNU Trondheim
Doctoral dissertation
-
Aakre, Torstein Grav;
Ildstad, Erling;
Hvidsten, Sverre.
(2020)
Partial Discharge Inception Voltage of Voids Enclosed in
Epoxy/Mica versus Voltage Frequency and Temperature.
IEEE transactions on dielectrics and electrical insulation
Academic article
2019
-
Kantar, Emre;
Ildstad, Erling;
Hvidsten, Sverre.
(2019)
Effect of Elastic Modulus on the Tangential AC Breakdown Strength of Polymer Interfaces.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Aakre, Torstein Grav;
Ildstad, Erling;
Hvidsten, Sverre.
(2019)
Time Development of Voltage Frequency Dependence of Partial Discharge Activity in Voids.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Aakre, Torstein Grav;
Skattenborg, Regina;
Ildstad, Erling.
(2019)
Limitations Regarding Use of the ABC-Model for Interpretation of Partial Discharge Measurements.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Ildstad, Erling.
(2019)
Challenging Defects of High Voltage Insulation Systems.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Kantar, Emre;
Ildstad, Erling.
(2019)
A Novel Methodology to Monitor Partial Discharges in Microvoids at Solid-Solid Interfaces.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Håkonseth, Gunnar;
Furuheim, K. M.;
Ildstad, Erling.
(2019)
Structure of Paper-Oil Insulation for Mass-Impregnated HVDC Cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Håkonseth, Gunnar;
Ildstad, Erling.
(2019)
Time-Dependent Electric Field Distribution in Layered Paper-Oil Insulation.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Kantar, Emre;
Ildstad, Erling;
Hvidsten, Sverre.
(2019)
Effect of Material Elasticity on the Longitudinal AC Breakdown Strength of Solid-Solid Interfaces.
IEEE transactions on dielectrics and electrical insulation
Academic article
2018
-
Aakre, Torstein Grav;
Ildstad, Erling;
Hvidsten, Sverre.
(2018)
Condition Assessment of Hydrogenerator Stator Bar Insulation Using Partial Discharge Measurements .
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Kantar, Emre;
Hvidsten, Sverre;
Mauseth, Frank;
Ildstad, Erling.
(2018)
A stochastic model for contact surfaces at polymer interfaces subjected to an electrical field.
Tribology International
Academic article
-
Ildstad, Erling;
Mauseth, Frank;
Baur, Martin;
Blennow, Jörgen;
Cavallini, Andrea;
Hozumi, Naohiro.
(2018)
Electrical properties of insulating materials under VLF voltage.
CIGRE (Conseil international des grands réseaux électriques)
CIGRE (Conseil international des grands réseaux électriques)
Report
-
Håkonseth, Gunnar;
Ildstad, Erling.
(2018)
Steady-State Electric Field and Conductivity in Mass-Impregnated HVDC Cable Insulation.
IEEE conference proceedings
Academic chapter/article/Conference paper
2017
-
Kantar, Emre;
Hvidsten, Sverre;
Ildstad, Erling.
(2017)
Examination of Longitudinal AC Breakdown Strength of Dielectric Surfaces as a function of Elastic Modulus.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling;
Hvidsten, Sverre.
(2017)
Interfacial Breakdown between Dielectric Surfaces
Determined by Gas Discharge
.
IEEE (Institute of Electrical and Electronics Engineers)
Academic chapter/article/Conference paper
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling;
Hvidsten, Sverre.
(2017)
Tangential AC Breakdown Strength of Solid-Solid Interfaces Considering Surface Roughness.
IEEE (Institute of Electrical and Electronics Engineers)
Academic chapter/article/Conference paper
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling;
Hvidsten, Sverre.
(2017)
On the Tangential AC Breakdown Strength of Polymer Interfaces Considering Elastic Modulus.
IEEE (Institute of Electrical and Electronics Engineers)
Academic chapter/article/Conference paper
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling;
Hvidsten, Sverre.
(2017)
Longitudinal AC Breakdown Voltage of XLPE-XLPE Interfaces Considering Surface Roughness and Pressure.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Håkonseth, Gunnar;
Ildstad, Erling;
Furuheim, Knut Magne.
(2017)
Local Electric Field in Mass-Impregnated HVDC Cables.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Aakre, Torstein Grav;
Ildstad, Erling;
Hvidsten, Sverre;
Nysveen, Arne.
(2017)
Review of Partial Discharge and Dielectric Loss Tests for Hydropower Generator Bars.
Proceedings of the Nordic Insulation Symposium
Academic article
2016
-
Ildstad, Erling;
Plassen, Kurt-Albert Grov;
Faremo, Hallvard.
(2016)
Remnant Static Mechanical Stresses and Water Tree Ageing of XLPE Power Cables.
SEE
Academic chapter/article/Conference paper
-
Kantar, Emre;
Ildstad, Erling.
(2016)
Modeling Longitudinal Breakdown Strength of Solid-Solid Interfaces using Contact Theory.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling.
(2016)
Effect of pressure and elastic modulus on tangential breakdown strength of solid-solid interfaces.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Kantar, Emre;
Panagiotopoulos, Dimitrios;
Ildstad, Erling.
(2016)
Factors influencing the tangential AC breakdown strength of solid-solid interfaces.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Øien, Geir Egil;
Breivik, Morten;
Hergum, Ragnar;
Ildstad, Erling;
Jaccheri, Maria Letizia;
Rønquist, Einar.
(2016)
Teknisk kybernetikk og elkraftteknikk må organiseres sammen med resten av NTNUs IKT- og elektrofag.
Universitetsavisa
Feature article
2015
-
Kantar, Emre;
Ildstad, Erling;
Panagiotopoulos, Dimitrios.
(2015)
Impact of Contact Pressure on Breakdown Strength of Solid-Solid Interfaces.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Ildstad, Erling.
(2015)
Research roundtable: Innovation at the interface.
International Innovation
Short communication
-
Montanari, G;
Morshius, P;
Franchi Bononi, S;
Tanaka, Y;
Person, T;
Chen, G.
(2015)
Diagnostics and accelerated life endurance testing of polymeric materials for HVDC application
Working Group D1.23.
CIGRE (Conseil international des grands réseaux électriques)
Cigre (D1.23)
Report
2014
-
Runde, Magne;
Hegerberg, Rolf;
Magnusson, Niklas;
Ildstad, Erling;
Ytrehus, Tor.
(2014)
Cavity formation in mass-impregnated HVDC subsea cables-mechanisms and critical parameters.
IEEE Electrical Insulation Magazine
Academic article
-
Ildstad, Erling.
(2014)
The power of electrical energy.
International Innovation
Academic article
-
Ildstad, Erling;
Hellesø, Svein Magne;
Hvidsten, Sverre;
Faremo, Hallvard;
Egrot, P;
Bostrøm, J-O.
(2014)
Water Tree Ageing of High Voltage XLPE Cable Insulation System under Combined Dynamic Mechanical and AC Eletrical Stress.
CIGRE (Conseil international des grands réseaux électriques)
Academic chapter/article/Conference paper
-
Olsen, Pål Keim;
Mauseth, Frank;
Ildstad, Erling.
(2014)
The effect of DC superimposed AC Voltage on Partial Discharges in Dielectric Bounded Cavities.
IEEE conference proceedings
Academic chapter/article/Conference paper
2013
-
Ildstad, Erling.
(2013)
Electrical Treeing of XLPE cable insulation at low Frequensies.
Cigre
Report
-
Ildstad, Erling;
Fauskanger, Kristian;
Hølto, Jorunn.
(2013)
Electrical treeing from needle implants in XLPE during very low frequency (VLF) voltage testing.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling.
(2013)
Challenges arising from use of HVDC.
Akademika forlag
Academic chapter/article/Conference paper
-
Ildstad, Erling.
(2013)
Electrical Treeing of XLPE Cable insulation at low Frequencies.
Cigre study Committee B3 and D1, 2013
Report
-
Olsen, Pål Keim;
Mauseth, Frank;
Ildstad, Erling.
(2013)
Modelling of Partial Discharges in Polymeric Insulation Exposed to Combined DC and AC Voltage.
Akademika forlag
Academic chapter/article/Conference paper
-
Ve, Torbjørn;
Mauseth, Frank;
Ildstad, Erling.
(2013)
Space Charge Accumulation in XLPE versus Temperature and Water Content.
Akademika forlag
Academic chapter/article/Conference paper
-
Støa, Bendik;
Ildstad, Erling;
Runde, Magne.
(2013)
Radial Flow Paths for Oil in Mass Impregnated HVDC Subsea Cables.
Akademika forlag
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Aarseth, Simon Årdal;
Faremo, Hallvard.
(2013)
Enhancement of Water Tree initiation due to residual and applied Mechanical Strain on XLPE Cables.
Akademika forlag
Academic chapter/article/Conference paper
2012
-
Ve, Torbjørn;
Mauseth, Frank;
Ildstad, Erling.
(2012)
Effect of Water Content on the Conductivity of XLPE Insulation.
Conference on Electrical Insulation and Dielectric Phenomena. Annual Report
Academic article
-
Hølto, Jorunn;
Ildstad, Erling;
Lunde, Ingeborg.
(2012)
Characteristics of Electrical Treeing in Extruded Polypropylene and Cross-Linked Polyethylene Cable Insulation.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Faremo, Hallvard.
(2012)
Effect of dynamic mechanical load on water treeing of XLPE cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Hasheminezhad, Seyed Majid;
Ildstad, Erling.
(2012)
Application of Contact Analysis on Evaluation of Breakdown Strength and PD Inception Field Strength of Solid-Solid Interfaces.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Ildstad, Erling;
Lindseth, Truls Amundsen;
Faremo, Hallvard.
(2012)
Water Treeing of XLPE Cables during Dynamic Mechanical Tension.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling.
(2012)
Quality Control of Extruder HVDC Cables: Detection of Critical Flaws Using Low Frequency Voltage Endurance Testing.
Gaodianya Jishu
Academic article
2011
-
Ildstad, Erling;
Hasheminezhad, Seyed Majid.
(2011)
Electric Breakdown Strenght of Interfaces between Solids.
CIGRE (Conseil international des grands réseaux électriques)
CIGRE (Conseil international des grands réseaux électriques)
Report
-
Hasheminezhad, Seyed Majid;
Nysveen, Arne;
Ildstad, Erling.
(2011)
Evaluation of Dielectric Strength of the Solid-Solid Interfaces using Statistical Analysis of Contact.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Faulkner, Roger;
Ildstad, Erling.
(2011)
Novel Spirally-Wound Insulation for Straight HVDC Conductors to Avoid Voltage Stress Inversion.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Hasheminezhad, Seyed Majid;
Ildstad, Erling.
(2011)
Breakdown Strength of Solid - Solid Interfaces.
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Nordås, Ståle;
Lindseth, Truls Amundsen.
(2011)
Water Treeing of XLPE Cables under Combined Mechanical and Electrical Stress.
Academic chapter/article/Conference paper
-
Hølto, Jorunn;
Ildstad, Erling.
(2011)
Characteristics of Electrical Treeing in Extruded Syndiotactic Polypropylene as a Function of Requency.
Academic chapter/article/Conference paper
-
Ve, Torbjørn;
Mauseth, Frank;
Ildstad, Erling;
Kyte, Ruth Helene.
(2011)
Increased Conductivity of XLPE Cable Insulation due to Absorbed Water.
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Mauseth, Frank;
Selsjord, Mildrid;
Hegerberg, Rolf.
(2011)
Quality Control of Extruded HVDC Cables: Detection of Critical Flaws Using Low Frequency Voltage Endurance Testing.
Gaodianya Jishu
Academic article
2010
-
Hølto, Jorunn;
Ildstad, Erling.
(2010)
Electrical Tree Growth in Extruded s-Polypropylene.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Hølto, Jorunn;
Ildstad, Erling.
(2010)
Electrical Tree Growth in Extruded s-Polypropylene.
IEEE Transactions on Vehicular Technology
Academic article
-
Hasheminezhad, Seyed Majid;
Ildstad, Erling;
Nysveen, Arne.
(2010)
Breakdown Strength of Solid vertical bar Solid Interface.
IEEE Transactions on Vehicular Technology
Academic article
-
Nordås, Ståle;
Ildstad, Erling.
(2010)
The Influence of Strain on Water Treeing in XLPE Power Cables.
IEEE Transactions on Vehicular Technology
Academic article
-
Hølto, Jorunn;
Ildstad, Erling.
(2010)
Electrical Treeing in Extruded Polypropylene High Voltage Cable Insulation.
IEEE Press
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Ildstad, Erling;
Selsjord, Mildrid;
Hegerberg, Rolf.
(2010)
Quality control of extruded HVDC cables : low frequency endurance testing of model cables with contaminations.
IEEE Press
Academic chapter/article/Conference paper
-
Hestad, Øystein Leif;
Åstrand, Per-Olof;
Lundgaard, Lars E.;
Ildstad, Erling.
(2010)
Prebreakdown phenomena in solids and liquids stressed by fast transients: The effect of additives and phase.
NTNU
Doctoral dissertation
-
Hasheminezhad, Majid;
Ildstad, Erling.
(2010)
Partial Discharge Inception of Interface Voids versus Mechanical Surface Pressure.
IEEE Press
Academic chapter/article/Conference paper
-
Hasheminezhad, Majid;
Ildstad, Erling;
Nysveen, Arne.
(2010)
Breakdown strength of solid|solid interface.
IEEE conference proceedings
Other
-
Nordås, Ståle;
Ildstad, Erling.
(2010)
The Influence of Strain on Water Treeing in XLPE Power Cables.
IEEE conference proceedings
Other
2009
-
Ildstad, Erling;
Chalise, Sajal Raj.
(2009)
AC Voltage Endurance of Polymide Insulated Magnet Wire.
IEEE Dielectrics and Electrical Insulation Society
Report
-
Hølto, Jorunn;
Ildstad, Erling.
(2009)
Comparison of electrical treeing in polypropylene and cross linked polyethylene.
Academic chapter/article/Conference paper
-
Hasheminezhad, Majid;
Ildstad, Erling;
Nysveen, Arne.
(2009)
Application of mechanical surface pressure to increase thetangential AC Breakdown Strength of XLPE Interfaces.
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Mauseth, Frank;
Ytterstad, Marit.
(2009)
Voltage and frequency dependence of electrical treeing in XLPE cable insulation.
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Ildstad, Erling;
Selsjord, Mildrid;
Hegerberg, Rolf;
Jeroense, Marc;
Sanden, Bjørn.
(2009)
Quality control of extruded HVDC cables : comparison of AC, VLF and DC voltage stress on flat samples with contamination.
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Ildstad, Erling;
Ytterstad, Marit;
Hegerberg, Rolf;
Sanden, Bjørn;
Jeroense, Marc.
(2009)
Quality Control of HVDC Extruded Cables: Electrical Treeing in XLPE under Different Voltage Stresses.
Other
2008
-
Mauseth, Frank;
Ildstad, Erling;
Hegerberg, Rolf;
Jeroense, Marc;
Sanden, Bjørn;
Larsen, Jan Erik.
(2008)
Evaluation of Abrupt Grounding as Quality Control Method for HVDC Extruded Cables.
Academic chapter/article/Conference paper
2007
-
Ildstad, Erling;
Anker, Morten Ulrik;
Tangen, Knut O.;
Sletbak, Jarle.
(2007)
Electric Power Engineering TET4160 High Voltage Insulating Materials.
NTNU-trykk
Compendium
-
Trætteberg, Sidsel;
Ildstad, Erling.
(2007)
Space Charge Formation in Two-layered HDPE-objects during Long Term DC-voltage Application.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Hegerberg, Rolf;
Selsjord, Mildrid;
Mauseth, Frank;
Sanden, Bjørn;
Jeroense, Marc.
(2007)
Effect of Imbedded Particles on DC Breakdown of XLPE Cable Insulation.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
2006
-
Ildstad, Erling;
Selsjord, Mildrid.
(2006)
Electrical Treeing Caused by Rapid DC-Voltage Grounding of XLPE Cable Insulation.
Conference record of IEEE International Symposium on Electrical Insulation
Academic article
2005
-
Ildstad, Erling.
(2005)
Proceedings of the 19th Nordic Insulation symposium.
Tapir Akademisk Forlag
Tapir Akademisk Forlag
Academic anthology/Conference proceedings
-
Ildstad, Erling;
Selsjord, Mildrid.
(2005)
DC Treeing and Breakdown of XLPE Insulation during Rapid Voltage Grounding.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Trætteberg, Sidsel;
Ildstad, Erling;
Hegerberg, Rolf.
(2005)
Space charge formation in XLPE caused by temperature gradient and DC volgate reversal.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Nysveen, Arne;
Ildstad, Erling.
(2005)
Surface Charge Distribution in Combined Solid-Gas Insulation Systems.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Nysveen, Arne;
Ildstad, Erling.
(2005)
Charge Decay after Discharge of Rod-Plane Air Gap with Covered Electrodes.
Academic chapter/article/Conference paper
2001
-
Hvidsten, Sverre;
Ildstad, Erling.
(2001)
Criteria for diagnostic evaluation of water treed XLPE cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
2000
-
Ildstad, Erling;
Selsjord, Mildrid;
Mauseth, Frank;
Hegerberg, Rolf;
Sanden, Bjørn;
Jeroense, Marc.
(2000)
Breakdown Caused by Abrupt DC-Voltage Grounding of XLPE Cable Insulaton.
Academic chapter/article/Conference paper
-
Hvidsten, Sverre;
Faremo, Hallvard;
Benjaminsen, Jan-Tore A;
Ildstad, Erling.
(2000)
Non-destructive diagnostic testing of service aged MV XLPE cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
1998
-
Hvidsten, Sverre;
Ildstad, Erling;
Faremo, Hallvard.
(1998)
Mechanisms causing nonlinear dielectric response of water treed XLPE cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Hvidsten, Sverre;
Ildstad, Erling;
Sletbak, Jarle.
(1998)
Understanding water treeing mechanisms in the development of diagnostic test methods.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Hvidsten, Sverre;
Ildstad, Erling;
Holmgren, B.;
Werelius, P..
(1998)
Correlation between AC breakdown strength and low frequency dielectric loss of water tree aged XLPE cables.
IEEE Transactions on Power Delivery
Academic article
-
Hvidsten, Sverre;
Ildstad, Erling.
(1998)
Water causing a nonlinear dielectric response of water treed XLPE characterized by FTIR microspectrometry.
IEEE conference proceedings
Academic chapter/article/Conference paper
1997
-
Ildstad, Erling.
(1997)
News from Scandinavia : Nordic Insulation Symposium held in Bergen.
IEEE Electrical Insulation Magazine
Feature article
1994
-
Ildstad, Erling.
(1994)
News from Scandinavia.
IEEE Electrical Insulation Magazine
Popular scientific article
-
Ildstad, Erling.
(1994)
News from Scandinavia.
IEEE Electrical Insulation Magazine
Popular scientific article
Journal publications
-
Aakre, Torstein Grav;
Ildstad, Erling.
(2022)
AC Breakdown Voltage of 50-Year-Old Service Aged Hydro Power Generator Stator Bars.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Ildstad, Erling;
Mauseth, Frank;
Olsen, Espen Torlei.
(2022)
Breakdown Voltage of Polymeric HVDC Insulation at DC Stress and Superimposed Lightning Impulse Voltages.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Ildstad, Erling;
Dale, Roger;
Kantar, Emre.
(2022)
Longitudinal Breakdown Strength of Wet-mate Solid-Solid Interfaces at VLF and 50 Hz AC voltages.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Ildstad, Erling.
(2020)
Whitehead memorial lecture: Challenging defects of high voltage insulation systems.
IEEE Electrical Insulation Magazine
Academic article
-
Aakre, Torstein Grav;
Ildstad, Erling;
Hvidsten, Sverre.
(2020)
Partial Discharge Inception Voltage of Voids Enclosed in
Epoxy/Mica versus Voltage Frequency and Temperature.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Kantar, Emre;
Ildstad, Erling;
Hvidsten, Sverre.
(2019)
Effect of Elastic Modulus on the Tangential AC Breakdown Strength of Polymer Interfaces.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Aakre, Torstein Grav;
Ildstad, Erling;
Hvidsten, Sverre.
(2019)
Time Development of Voltage Frequency Dependence of Partial Discharge Activity in Voids.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Aakre, Torstein Grav;
Skattenborg, Regina;
Ildstad, Erling.
(2019)
Limitations Regarding Use of the ABC-Model for Interpretation of Partial Discharge Measurements.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Håkonseth, Gunnar;
Ildstad, Erling.
(2019)
Time-Dependent Electric Field Distribution in Layered Paper-Oil Insulation.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Kantar, Emre;
Ildstad, Erling;
Hvidsten, Sverre.
(2019)
Effect of Material Elasticity on the Longitudinal AC Breakdown Strength of Solid-Solid Interfaces.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Kantar, Emre;
Hvidsten, Sverre;
Mauseth, Frank;
Ildstad, Erling.
(2018)
A stochastic model for contact surfaces at polymer interfaces subjected to an electrical field.
Tribology International
Academic article
-
Kantar, Emre;
Hvidsten, Sverre;
Ildstad, Erling.
(2017)
Examination of Longitudinal AC Breakdown Strength of Dielectric Surfaces as a function of Elastic Modulus.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling;
Hvidsten, Sverre.
(2017)
Longitudinal AC Breakdown Voltage of XLPE-XLPE Interfaces Considering Surface Roughness and Pressure.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Håkonseth, Gunnar;
Ildstad, Erling;
Furuheim, Knut Magne.
(2017)
Local Electric Field in Mass-Impregnated HVDC Cables.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Aakre, Torstein Grav;
Ildstad, Erling;
Hvidsten, Sverre;
Nysveen, Arne.
(2017)
Review of Partial Discharge and Dielectric Loss Tests for Hydropower Generator Bars.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Kantar, Emre;
Panagiotopoulos, Dimitrios;
Ildstad, Erling.
(2016)
Factors influencing the tangential AC breakdown strength of solid-solid interfaces.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Øien, Geir Egil;
Breivik, Morten;
Hergum, Ragnar;
Ildstad, Erling;
Jaccheri, Maria Letizia;
Rønquist, Einar.
(2016)
Teknisk kybernetikk og elkraftteknikk må organiseres sammen med resten av NTNUs IKT- og elektrofag.
Universitetsavisa
Feature article
-
Kantar, Emre;
Ildstad, Erling;
Panagiotopoulos, Dimitrios.
(2015)
Impact of Contact Pressure on Breakdown Strength of Solid-Solid Interfaces.
Proceedings of the Nordic Insulation Symposium
Academic article
-
Ildstad, Erling.
(2015)
Research roundtable: Innovation at the interface.
International Innovation
Short communication
-
Runde, Magne;
Hegerberg, Rolf;
Magnusson, Niklas;
Ildstad, Erling;
Ytrehus, Tor.
(2014)
Cavity formation in mass-impregnated HVDC subsea cables-mechanisms and critical parameters.
IEEE Electrical Insulation Magazine
Academic article
-
Ildstad, Erling.
(2014)
The power of electrical energy.
International Innovation
Academic article
-
Ve, Torbjørn;
Mauseth, Frank;
Ildstad, Erling.
(2012)
Effect of Water Content on the Conductivity of XLPE Insulation.
Conference on Electrical Insulation and Dielectric Phenomena. Annual Report
Academic article
-
Hasheminezhad, Seyed Majid;
Ildstad, Erling.
(2012)
Application of Contact Analysis on Evaluation of Breakdown Strength and PD Inception Field Strength of Solid-Solid Interfaces.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Ildstad, Erling.
(2012)
Quality Control of Extruder HVDC Cables: Detection of Critical Flaws Using Low Frequency Voltage Endurance Testing.
Gaodianya Jishu
Academic article
-
Ildstad, Erling;
Mauseth, Frank;
Selsjord, Mildrid;
Hegerberg, Rolf.
(2011)
Quality Control of Extruded HVDC Cables: Detection of Critical Flaws Using Low Frequency Voltage Endurance Testing.
Gaodianya Jishu
Academic article
-
Hølto, Jorunn;
Ildstad, Erling.
(2010)
Electrical Tree Growth in Extruded s-Polypropylene.
IEEE Transactions on Vehicular Technology
Academic article
-
Hasheminezhad, Seyed Majid;
Ildstad, Erling;
Nysveen, Arne.
(2010)
Breakdown Strength of Solid vertical bar Solid Interface.
IEEE Transactions on Vehicular Technology
Academic article
-
Nordås, Ståle;
Ildstad, Erling.
(2010)
The Influence of Strain on Water Treeing in XLPE Power Cables.
IEEE Transactions on Vehicular Technology
Academic article
-
Ildstad, Erling;
Selsjord, Mildrid.
(2006)
Electrical Treeing Caused by Rapid DC-Voltage Grounding of XLPE Cable Insulation.
Conference record of IEEE International Symposium on Electrical Insulation
Academic article
-
Hvidsten, Sverre;
Ildstad, Erling;
Sletbak, Jarle.
(1998)
Understanding water treeing mechanisms in the development of diagnostic test methods.
IEEE transactions on dielectrics and electrical insulation
Academic article
-
Hvidsten, Sverre;
Ildstad, Erling;
Holmgren, B.;
Werelius, P..
(1998)
Correlation between AC breakdown strength and low frequency dielectric loss of water tree aged XLPE cables.
IEEE Transactions on Power Delivery
Academic article
-
Ildstad, Erling.
(1997)
News from Scandinavia : Nordic Insulation Symposium held in Bergen.
IEEE Electrical Insulation Magazine
Feature article
-
Ildstad, Erling.
(1994)
News from Scandinavia.
IEEE Electrical Insulation Magazine
Popular scientific article
-
Ildstad, Erling.
(1994)
News from Scandinavia.
IEEE Electrical Insulation Magazine
Popular scientific article
Books
-
Ildstad, Erling.
(2005)
Proceedings of the 19th Nordic Insulation symposium.
Tapir Akademisk Forlag
Tapir Akademisk Forlag
Academic anthology/Conference proceedings
Part of book/report
-
Ildstad, Erling;
Aakre, Torstein Grav.
(2022)
Modelling and Characterization of Partial Discharge Activity versus Applied Voltage, Test Frequency and Temperature.
IEEE (Institute of Electrical and Electronics Engineers)
Academic chapter/article/Conference paper
-
Aakre, Torstein Grav;
Ildstad, Erling.
(2020)
PD-Activity in Generator Stator Bar insulation versus
Voltage Frequency and Temperature.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling.
(2019)
Challenging Defects of High Voltage Insulation Systems.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Kantar, Emre;
Ildstad, Erling.
(2019)
A Novel Methodology to Monitor Partial Discharges in Microvoids at Solid-Solid Interfaces.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Håkonseth, Gunnar;
Furuheim, K. M.;
Ildstad, Erling.
(2019)
Structure of Paper-Oil Insulation for Mass-Impregnated HVDC Cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Aakre, Torstein Grav;
Ildstad, Erling;
Hvidsten, Sverre.
(2018)
Condition Assessment of Hydrogenerator Stator Bar Insulation Using Partial Discharge Measurements .
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Håkonseth, Gunnar;
Ildstad, Erling.
(2018)
Steady-State Electric Field and Conductivity in Mass-Impregnated HVDC Cable Insulation.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling;
Hvidsten, Sverre.
(2017)
Interfacial Breakdown between Dielectric Surfaces
Determined by Gas Discharge
.
IEEE (Institute of Electrical and Electronics Engineers)
Academic chapter/article/Conference paper
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling;
Hvidsten, Sverre.
(2017)
Tangential AC Breakdown Strength of Solid-Solid Interfaces Considering Surface Roughness.
IEEE (Institute of Electrical and Electronics Engineers)
Academic chapter/article/Conference paper
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling;
Hvidsten, Sverre.
(2017)
On the Tangential AC Breakdown Strength of Polymer Interfaces Considering Elastic Modulus.
IEEE (Institute of Electrical and Electronics Engineers)
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Plassen, Kurt-Albert Grov;
Faremo, Hallvard.
(2016)
Remnant Static Mechanical Stresses and Water Tree Ageing of XLPE Power Cables.
SEE
Academic chapter/article/Conference paper
-
Kantar, Emre;
Ildstad, Erling.
(2016)
Modeling Longitudinal Breakdown Strength of Solid-Solid Interfaces using Contact Theory.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Kantar, Emre;
Mauseth, Frank;
Ildstad, Erling.
(2016)
Effect of pressure and elastic modulus on tangential breakdown strength of solid-solid interfaces.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Hellesø, Svein Magne;
Hvidsten, Sverre;
Faremo, Hallvard;
Egrot, P;
Bostrøm, J-O.
(2014)
Water Tree Ageing of High Voltage XLPE Cable Insulation System under Combined Dynamic Mechanical and AC Eletrical Stress.
CIGRE (Conseil international des grands réseaux électriques)
Academic chapter/article/Conference paper
-
Olsen, Pål Keim;
Mauseth, Frank;
Ildstad, Erling.
(2014)
The effect of DC superimposed AC Voltage on Partial Discharges in Dielectric Bounded Cavities.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Fauskanger, Kristian;
Hølto, Jorunn.
(2013)
Electrical treeing from needle implants in XLPE during very low frequency (VLF) voltage testing.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling.
(2013)
Challenges arising from use of HVDC.
Akademika forlag
Academic chapter/article/Conference paper
-
Olsen, Pål Keim;
Mauseth, Frank;
Ildstad, Erling.
(2013)
Modelling of Partial Discharges in Polymeric Insulation Exposed to Combined DC and AC Voltage.
Akademika forlag
Academic chapter/article/Conference paper
-
Ve, Torbjørn;
Mauseth, Frank;
Ildstad, Erling.
(2013)
Space Charge Accumulation in XLPE versus Temperature and Water Content.
Akademika forlag
Academic chapter/article/Conference paper
-
Støa, Bendik;
Ildstad, Erling;
Runde, Magne.
(2013)
Radial Flow Paths for Oil in Mass Impregnated HVDC Subsea Cables.
Akademika forlag
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Aarseth, Simon Årdal;
Faremo, Hallvard.
(2013)
Enhancement of Water Tree initiation due to residual and applied Mechanical Strain on XLPE Cables.
Akademika forlag
Academic chapter/article/Conference paper
-
Hølto, Jorunn;
Ildstad, Erling;
Lunde, Ingeborg.
(2012)
Characteristics of Electrical Treeing in Extruded Polypropylene and Cross-Linked Polyethylene Cable Insulation.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Faremo, Hallvard.
(2012)
Effect of dynamic mechanical load on water treeing of XLPE cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Lindseth, Truls Amundsen;
Faremo, Hallvard.
(2012)
Water Treeing of XLPE Cables during Dynamic Mechanical Tension.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Hasheminezhad, Seyed Majid;
Nysveen, Arne;
Ildstad, Erling.
(2011)
Evaluation of Dielectric Strength of the Solid-Solid Interfaces using Statistical Analysis of Contact.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Faulkner, Roger;
Ildstad, Erling.
(2011)
Novel Spirally-Wound Insulation for Straight HVDC Conductors to Avoid Voltage Stress Inversion.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Hasheminezhad, Seyed Majid;
Ildstad, Erling.
(2011)
Breakdown Strength of Solid - Solid Interfaces.
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Nordås, Ståle;
Lindseth, Truls Amundsen.
(2011)
Water Treeing of XLPE Cables under Combined Mechanical and Electrical Stress.
Academic chapter/article/Conference paper
-
Hølto, Jorunn;
Ildstad, Erling.
(2011)
Characteristics of Electrical Treeing in Extruded Syndiotactic Polypropylene as a Function of Requency.
Academic chapter/article/Conference paper
-
Ve, Torbjørn;
Mauseth, Frank;
Ildstad, Erling;
Kyte, Ruth Helene.
(2011)
Increased Conductivity of XLPE Cable Insulation due to Absorbed Water.
Academic chapter/article/Conference paper
-
Hølto, Jorunn;
Ildstad, Erling.
(2010)
Electrical Tree Growth in Extruded s-Polypropylene.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Hølto, Jorunn;
Ildstad, Erling.
(2010)
Electrical Treeing in Extruded Polypropylene High Voltage Cable Insulation.
IEEE Press
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Ildstad, Erling;
Selsjord, Mildrid;
Hegerberg, Rolf.
(2010)
Quality control of extruded HVDC cables : low frequency endurance testing of model cables with contaminations.
IEEE Press
Academic chapter/article/Conference paper
-
Hasheminezhad, Majid;
Ildstad, Erling.
(2010)
Partial Discharge Inception of Interface Voids versus Mechanical Surface Pressure.
IEEE Press
Academic chapter/article/Conference paper
-
Hasheminezhad, Majid;
Ildstad, Erling;
Nysveen, Arne.
(2010)
Breakdown strength of solid|solid interface.
IEEE conference proceedings
Other
-
Nordås, Ståle;
Ildstad, Erling.
(2010)
The Influence of Strain on Water Treeing in XLPE Power Cables.
IEEE conference proceedings
Other
-
Hølto, Jorunn;
Ildstad, Erling.
(2009)
Comparison of electrical treeing in polypropylene and cross linked polyethylene.
Academic chapter/article/Conference paper
-
Hasheminezhad, Majid;
Ildstad, Erling;
Nysveen, Arne.
(2009)
Application of mechanical surface pressure to increase thetangential AC Breakdown Strength of XLPE Interfaces.
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Mauseth, Frank;
Ytterstad, Marit.
(2009)
Voltage and frequency dependence of electrical treeing in XLPE cable insulation.
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Ildstad, Erling;
Selsjord, Mildrid;
Hegerberg, Rolf;
Jeroense, Marc;
Sanden, Bjørn.
(2009)
Quality control of extruded HVDC cables : comparison of AC, VLF and DC voltage stress on flat samples with contamination.
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Ildstad, Erling;
Ytterstad, Marit;
Hegerberg, Rolf;
Sanden, Bjørn;
Jeroense, Marc.
(2009)
Quality Control of HVDC Extruded Cables: Electrical Treeing in XLPE under Different Voltage Stresses.
Other
-
Mauseth, Frank;
Ildstad, Erling;
Hegerberg, Rolf;
Jeroense, Marc;
Sanden, Bjørn;
Larsen, Jan Erik.
(2008)
Evaluation of Abrupt Grounding as Quality Control Method for HVDC Extruded Cables.
Academic chapter/article/Conference paper
-
Trætteberg, Sidsel;
Ildstad, Erling.
(2007)
Space Charge Formation in Two-layered HDPE-objects during Long Term DC-voltage Application.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Hegerberg, Rolf;
Selsjord, Mildrid;
Mauseth, Frank;
Sanden, Bjørn;
Jeroense, Marc.
(2007)
Effect of Imbedded Particles on DC Breakdown of XLPE Cable Insulation.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Selsjord, Mildrid.
(2005)
DC Treeing and Breakdown of XLPE Insulation during Rapid Voltage Grounding.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Trætteberg, Sidsel;
Ildstad, Erling;
Hegerberg, Rolf.
(2005)
Space charge formation in XLPE caused by temperature gradient and DC volgate reversal.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Nysveen, Arne;
Ildstad, Erling.
(2005)
Surface Charge Distribution in Combined Solid-Gas Insulation Systems.
Tapir Akademisk Forlag
Academic chapter/article/Conference paper
-
Mauseth, Frank;
Nysveen, Arne;
Ildstad, Erling.
(2005)
Charge Decay after Discharge of Rod-Plane Air Gap with Covered Electrodes.
Academic chapter/article/Conference paper
-
Hvidsten, Sverre;
Ildstad, Erling.
(2001)
Criteria for diagnostic evaluation of water treed XLPE cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Ildstad, Erling;
Selsjord, Mildrid;
Mauseth, Frank;
Hegerberg, Rolf;
Sanden, Bjørn;
Jeroense, Marc.
(2000)
Breakdown Caused by Abrupt DC-Voltage Grounding of XLPE Cable Insulaton.
Academic chapter/article/Conference paper
-
Hvidsten, Sverre;
Faremo, Hallvard;
Benjaminsen, Jan-Tore A;
Ildstad, Erling.
(2000)
Non-destructive diagnostic testing of service aged MV XLPE cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Hvidsten, Sverre;
Ildstad, Erling;
Faremo, Hallvard.
(1998)
Mechanisms causing nonlinear dielectric response of water treed XLPE cables.
IEEE conference proceedings
Academic chapter/article/Conference paper
-
Hvidsten, Sverre;
Ildstad, Erling.
(1998)
Water causing a nonlinear dielectric response of water treed XLPE characterized by FTIR microspectrometry.
IEEE conference proceedings
Academic chapter/article/Conference paper
Report
-
Berg, Gunnar;
Eberg, Espen;
Aakre, Torstein Grav;
Ildstad, Erling;
Kantar, Emre;
Nysveen, Arne.
(2022)
HydroStator : hovedfunn og resultater i KPN-prosjektet HydroStator.
SINTEF Rapport (2022:00275)
Report
-
Håkonseth, Gunnar;
Ildstad, Erling;
Mauseth, Frank;
Furuheim, Knut Magne.
(2020)
Transient Electric Field Distribution Estimates for Layered Paper-Oil High Voltage Direct Current Insulation: Effects of Slow Polarization and Applicability of Dielectric Response Theory.
Norges teknisk-naturvitenskapelige universitet
Doktoravhandlinger ved NTNU (342)
Doctoral dissertation
-
Olsen, Pål Keim;
Mauseth, Frank;
Ildstad, Erling.
(2020)
Internal Partial Discharges at
High DC Voltage and the Effect
of Superimposed AC Voltage.
NTNU Trondheim
Doctoral dissertation
-
Ildstad, Erling;
Mauseth, Frank;
Baur, Martin;
Blennow, Jörgen;
Cavallini, Andrea;
Hozumi, Naohiro.
(2018)
Electrical properties of insulating materials under VLF voltage.
CIGRE (Conseil international des grands réseaux électriques)
CIGRE (Conseil international des grands réseaux électriques)
Report
-
Montanari, G;
Morshius, P;
Franchi Bononi, S;
Tanaka, Y;
Person, T;
Chen, G.
(2015)
Diagnostics and accelerated life endurance testing of polymeric materials for HVDC application
Working Group D1.23.
CIGRE (Conseil international des grands réseaux électriques)
Cigre (D1.23)
Report
-
Ildstad, Erling.
(2013)
Electrical Treeing of XLPE cable insulation at low Frequensies.
Cigre
Report
-
Ildstad, Erling.
(2013)
Electrical Treeing of XLPE Cable insulation at low Frequencies.
Cigre study Committee B3 and D1, 2013
Report
-
Ildstad, Erling;
Hasheminezhad, Seyed Majid.
(2011)
Electric Breakdown Strenght of Interfaces between Solids.
CIGRE (Conseil international des grands réseaux électriques)
CIGRE (Conseil international des grands réseaux électriques)
Report
-
Hestad, Øystein Leif;
Åstrand, Per-Olof;
Lundgaard, Lars E.;
Ildstad, Erling.
(2010)
Prebreakdown phenomena in solids and liquids stressed by fast transients: The effect of additives and phase.
NTNU
Doctoral dissertation
-
Ildstad, Erling;
Chalise, Sajal Raj.
(2009)
AC Voltage Endurance of Polymide Insulated Magnet Wire.
IEEE Dielectrics and Electrical Insulation Society
Report
-
Ildstad, Erling;
Anker, Morten Ulrik;
Tangen, Knut O.;
Sletbak, Jarle.
(2007)
Electric Power Engineering TET4160 High Voltage Insulating Materials.
NTNU-trykk
Compendium
Teaching
Courses
- ET8100 - Electric Conductivity, Dielectric Losses and Breakdown of Solid and Liquid High Voltage Insulation
- TET4585 - High Voltage Technology, Specialisation Course
- ET6201 - Value based maintenance of hydropower generator
- TET4160 - Insulating Materials for High Voltage Applications
- TET4195 - High Voltage Equipment
- ELDI2004 - High Voltage Technology
Media
2015
-
Academic lectureKulagin, Dmytro; Mauseth, Frank; Ildstad, Erling. (2015) Review of Condition Assessment Methods for Subsea High Voltage Components. DTU Nordic Insulation Symposium 2015 , København 2015-06-15 - 2015-06-17
-
Academic lectureIldstad, Erling; Mauseth, Frank; Hvidsten, Sverre. (2015) Testing of electrical systems at subsea conditions. CIGRÉ CIGRÉ SC D1 Colloquium , Rio de Janeiro 2015-09-13 - 2015-09-18
-
Academic lectureStøa, Bendik; Ildstad, Erling; Runde, Magne. (2015) Effects of steel tapes on internal pressure in mass impregnated HVDC cables. DTU, Technical Universy of Denmark 14th Nordic Insulation Sumposium on Material, Components and Diagnostics , København 2015-06-15 - 2015-06-17
2014
-
InterviewIldstad, Erling. (2014) Veien til doktorgrad. Bilag til Energiteknikk nr 7, ISSN 1890-9957 Bilag til Energiteknikk nr 7, ISSN 1890-9957 [Journal] 2014-10-01
2013
-
Academic lectureVe, Torbjørn; Mauseth, Frank; Ildstad, Erling. (2013) Space Charge Accumulation in XLPE Insulation at High Temperature and Water Content. University of Bologna 2013 IEEE International Conference onSolid Dielectrics (ICSD) , Bologna 2013-06-30 - 2013-07-04
2011
-
Academic lectureIldstad, Erling. (2011) Novel Spirally-Wound Insulation for Straight HVDC Conductors to Avoid Voltage Stress Inversion. Institute of Electrical and Electronics Engineers (IEEE) and 2011 Electrical Insulation Conference , Annapolis 2011-06-05 - 2011-06-08
2010
-
Academic lectureIldstad, Erling; Hasheminezhad, Majid. (2010) Partial Discharge Inseption of Interface Voids Versus Mechanical Surface Pressure. Mississippi State University 2010 International Conference on High Voltage Engineering and Application , New Orleans 2010-10-10 - 2010-10-14
-
PosterHølto, Jorunn; Ildstad, Erling. (2010) Electrical Treeing in Extruded Polypropylene High Voltage Cable Insulation. International Conference on High Voltage Engineering and Application , New Orleans, LA 2010-10-11 - 2010-10-14
-
Popular scientific lectureMauseth, Frank; Ildstad, Erling; Selsjord, Mildrid; Hegerberg, Rolf. (2010) Quality Control of Extruded HVDC Cables: Low Frequency Endurance Testing of Model Cables with Contaminations. 2010 International Conference on High Voltage Engineering and Application 2010-10-11 - 2010-10-14
2009
-
Academic lectureIldstad, Erling; Mauseth, Frank; Ytterstad, Marit. (2009) Voltage and Frequency Dependence of Electrical Treeing in XLPE Cable Insulation. Chalmers Univsersity of Technology Nordic Insulation Symposium 2009 , Göteborg 2009-06-15 - 2009-06-17
-
Academic lectureMauseth, Frank; Ildstad, Erling; Selsjord, Mildrid; Hegerberg, Rolf; Jeroense, Marc; Sanden, Bjørn. (2009) Quality Control of Extruded HVDC Cables: Comparison of AC, VLF and DC Voltage Stress on Flat Samples with Contamination. Chalmers Univeristy of Technology Nordic Insulation Symposium , Göteborg 2009-06-15 - 2009-06-17
-
Academic lectureMauseth, Frank; Ildstad, Erling; Ytterstad, Marit; Hegerberg, Rolf; Sanden, Bjørn; Jeroense, Marc. (2009) Quality Control of HVDC Extruded Cables: Electrical Treeing in XLPE under Different Voltage Stresses. 16th International Symposium on High Voltage Engineering , Cape Town 2009-08-24 - 2009-08-28
2008
-
Academic lectureMauseth, Frank; Ildstad, Erling; Hegerberg, Rolf; Jeroense, Marc; Sanden, Bjørn; Larsen, Jan Erik. (2008) Evaluation of Abrupt Grounding as Quality Control Method for HVDC Extruded Cables. CEIDO 2008 , Quebéc City 2008-10-26 - 2008-10-29
-
PosterHasheminezhad, Majid; Ildstad, Erling; Nysveen, Arne. (2008) Electrical breakdown strength of interfaces between solid insulation and transformer oil with variable water content. IEEE Dielectrics and Electrical Insulation Society IEEE-CEIDP 2008 , Quebec city, Canada 2008-10-26 - 2008-10-29
2007
-
Academic lectureIldstad, Erling; Selsjord, Mildrid; Mauseth, Frank; Hegerberg, Rolf; Sanden, Bjørn; Jeroense, Marc. (2007) Breakdown Caused by Abrupt DC_Voltage Grounding of XLPE Cable Insulation. SEE Jicable'07 , Versailles 2007-06-24 - 2007-06-28
-
Academic lectureIldstad, Erling; Hegerberg, Rolf; Selsjord, Mildrid; Mauseth, Frank; Sanden, Bjørn; Jeroense, Marc. (2007) Effect on Imbedded Particles on DC Breakdown of XLPE Cable Insulation. DTU 20th Nordic Insulation Symposium , Kgs. Lyngby 2007-06-11 - 2007-06-13
2006
-
Academic lectureIldstad, Erling; Selsjord, Mildrid. (2006) Electrical Treeing Caused by Rapid DC-Voltage Grounding of XLPE Cable Insulation. Electrical Insulation, 2006. Conference Record of the 2006 IEEE International Symposium on , Toronto 2006-06-11 - 2006-06-14
2005
-
Academic lectureTrætteberg, Sidsel; Ildstad, Erling. (2005) Space charge formation in XLPE caused by temperature gradient and DC voltage reversal. NTNU, Institutt for elkraftteknikk Nord-Is 05, Nordic Insulation Sumposium , Gløshaugen, Trondheim 2005-06-13 - 2005-06-15
-
Academic lectureMauseth, Frank; Nysveen, Arne; Ildstad, Erling. (2005) Surface Charge Distribution in Combined Solid-Gas Insulation Systems. NTNU, Institutt for elkraftteknikk Nord-Is 05, Nordic Insulation Symposium , Gløshaugen 2005-06-13 - 2005-06-15
-
PosterMauseth, Frank; Nysveen, Arne; Ildstad, Erling. (2005) Charge Decay after Discharge of Rod-Plane Air Gap with Covered Electrodes. The 14th International Symposium on High Voltage Engineering The 14th International Symposium on High Voltage Engineering ISH2005 , Beijing 2005-08-25 - 2005-08-29
-
PosterIldstad, Erling; Selsjord, Mildrid. (2005) DC Treeing and Breakdown of XLPE Insulation during Rapid Voltage Grounding. NTNU Nord-Is 05 , Trondheim 2005-06-13 - 2005-06-15
2004
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Academic lecturePedersen, Per Atle; Ildstad, Erling; Nysveen, Arne. (2004) Forces and movement of water droplets in oil caused by applied electric field. IEEE Dielectrics and Electrical insulation Society 2004 Annual Report Conference on Electrical Insulation and Dielectric Phenomena , Boulder, Colorado, USA 2004-10-17 - 2004-10-20
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Academic lectureIldstad, Erling; Sletbak, Jarle; Nyberg, Bjørn R.; Larsen, J.E.. (2004) Factors effecting the choice of insulation system for extruded HVDC power. CIGRE CIGRE International Conference on Large High Voltage Electric Systems , Paris 2004-08-29 - 2004-09-03
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PosterMauseth, Frank; Nysveen, Arne; Ildstad, Erling. (2004) Charging of dielectric barriers in rod-plane gaps. Laboratoire de Génie Electrique de Toulouse 2004 IEEE International Conference on Solid Dielectrics , Toulouse, France 2004-07-05 - 2004-07-09
2003
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Academic lectureIldstad, Erling; Mauseth, Frank; Balog, Georg. (2003) Space charge and electric field distribution in current loaded polyehtylene insulated HVDC cables. International Symposium on High Voltage Engineering, XIIIth , Delft, Nederland 2003-08-29 -
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Academic lectureIldstad, Erling. (2003) Dielectric response for condition assessment of PILC distribution cables. 2003 Annual Report Conference on Electrical Insulation and Dielectric Phenomena , New Mexico, USA 2003-10-22 -
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Academic lectureTrætteberg, Sidsel; Ildstad, Erling; Hegerberg, Rolf. (2003) Influence of DC voltage and temperature gradient on the distribution of space charges in XLPE. The 18th Nordic Symposium on Electrical Insulation, Nord-IS 03 , Tampere, Finland 2003-06-13 -
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Academic lectureIldstad, Erling; Vegge, Gunnar. (2003) Diagnostic techniques for condition assessment of mass impregnated distribution cables. The 18th Nordic Symposium on Electrical Insulation, Nord-IS 03 , Tampere, Finland 2003-06-13 -
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Academic lecturePedersen, Atle; Ildstad, Erling; Nysveen, Arne. (2003) Forces and movement of small water droplets in oil due to applied electric field. The 18th Nordic Symposium on Electrical Insulation, Nord-IS 03 , Tampere, Finland 2003-06-13 -
2001
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Academic lectureIldstad, Erling; Haave, Terje. (2001) Conduction and partial discharge activity in HVDC cable insulation of lapped polypropylene films. 2001 IEEE 7th International Conference on Solid Dielectrics , Eindhoven, the Netherlands 2001-06-29 -
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Academic lectureHvidsten, Sverre; Ildstad, Erling. (2001) Criteria for diagnostic evaluation of water treed XLPE cables. 2001 IEEE 7th International Conference on Solid Dielectrics , Eindhoven, the Netherlands 2001-06-29 -
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Academic lectureOldervoll, Frøydis; Ildstad, Erling. (2001) DC ageing of low density polyethylene insulation with protrusions at the electrodes. 2001 IEEE 7th International Conference on Solid Dielectrics , Eindhoven, the Netherlands 2001-06-29 -
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Academic lectureIldstad, Erling; Oldervoll, Frøydis. (2001) DC current characteristics of polyethylene with and without antioxidant after thermal ageing. Nordic Insulation Symposium, NORD-IS 01 , Stockholm, Sweden 2001-06-13 -
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Academic lectureIldstad, Erling; Hvidsten, Sverre. (2001) Application of a 5kv dc insulation tester for diagnostic testing of water treed XLPE cables. 12th ISH International symposium on high voltage engineering , Bangalore - 560 012, India 2001-08-24 -
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Academic lectureIldstad, Erling; Hvidsten, Sverre. (2001) Application of a 5kv DC insulation tester for diagnostic testing of water treed XLPE cables. Nordic insulation symposium, NORD-IS 01 , Stockholm, Sweden 2001-06-13 -
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Academic lectureIldstad, Erling; Haave, Terje. (2001) Characterisation of partial discharge activity in HVDC cable insulation consisting of lapped polypropylene films. Nordic Insulation Symposium, NORD-IS 01 , Stockholm, Sweden 2001-06-13 -
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Popular scientific lectureIldstad, Erling. (2001) Tilstandskontroll og rehabilitering av kabelanlegg. NIF Kursdager 2001. Vedlikehold og tilstandskontroll i elkraftanlegg. 14901020 , Trondheim, 10.-12. januar 2001
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Popular scientific lectureIldstad, Erling. (2001) Forskning og undervisning innen vedlikehold av elkraftanlegg. NIF Kursdager 2001, Vedlikehold og tilstandskontroll i elkraftanlegg, 14901020 , Trondheim, 10.-12. januar 2001
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Popular scientific lectureIldstad, Erling. (2001) Kabeldiagnose mhp vanntrær i PEX-kabler - måleteknikker og tolkning av data. NIF-kurs, Geilo. Mellom- og Høyspenningskabler. 14905020 , Geilo 5.- 7. februar 2001
2000
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Academic lectureHvidsten, S.; Faremo, H.; Benjaminsen, J.T.; Ildstad, Erling. (2000) Condition assessment of water treed service aged XLPE cables by dielectric response measurements. CIGRÈ Session - 2000 21-201 , Paris, 28 aug. - 1 sept. 2000
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Academic lectureHvidsten, Sverre; Faremo, Hallvard; Benjaminsen, Jan Tore; Ildstad, Erling. (2000) Non-destructive diagnostic testing of service aged MV XLPE cables. Conference record of the 2000 IEEE International Symposium on Electrical Insulation , Anaheim, USA, 2-5 april 2000
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PosterIldstad, Erling; Hvidsten, Sverre; Faremo, Hallvard; Benjaminsen, Jan T.. (2000) Diagnostic testing of water treed XLPE cables. IEEE International High Voltage Workshop 2000 , Newport Beach, California, 10-12 april 2000
1999
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Academic lectureIldstad, Erling; Hvidsten, Sverre; Faremo, Hallvard; Johansen, Thomas. (1999) Effect of diagnostic testing on initiation of electrical trees in water treed MV XLPE insulation. NORD-IS-99, Nordic Insulation Symposium , Copenhagen, June 14-16, 1999
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Academic lectureOldervoll, Line Merethe; Ildstad, Erling. (1999) Short and long term dc breakdown strength of polyethylene insulation containing iron particles. Nordic insulation symposium, NORD-IS 99 , Copenhagen, June 14 - 16, 1999
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Academic lectureFaremo, Hallvard; Benjaminsen, Jan Tore; Soelberg, P.; Ildstad, Erling. (1999) Diagnostic characterisation of service aged and restored water tree Degraded XLPE Cables. NORD-IS-99, Nordic Insulation Symposium , Copenhagen, June 14-16 1999
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Academic lectureIldstad, Erling; Faremo, Hallvard. (1999) Application of dielectric response measurements for condition assessment of service aged XLPE cables. Conference on Electrical Insulation and Dielectric Phenomena , Austin, Texas, USA, October 17-20, 1999
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Academic lectureOldervoll, Frøydis; Ildstad, Erling. (1999) Space charge, oxidation and morphology changes in low density polyethylene during high voltage DC ageing. IEEE International Symposium on Electrical Insulation , Anaheim, USA, 2-5 april 2000 1999-05-02 -
1998
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Academic lectureSanden, Bjørn; Ildstad, Erling. (1998) DC electrical and mechanical characterization of polypropylene film. 6th International Conference on Conduction and Breakdown in Sol id Dielectrics , V@æsterås
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Academic lectureIldstad, Erling; Hvidsten, Sverre. (1998) Diagnostic testing of water treed XLPE cables using dielectric response measurements. The 1998 International Conference on Communication, Computer & Power , Muscat
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Academic lectureHvidsten, S.; Ildstad, Erling. (1998) Mechanisms causing nonlinear dielectric response of water treed XLPE cables. 1998 IEEE International Conference on Conduction and Breakdown in Solid Dielectrics (6th ICSD) , [Mangler data]
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Academic lectureHvidsten, S.; Ildstad, Erling. (1998) Water causing a nonlinear dielectric response of watertreed xlpe characterized by ftir microspectrometry. 1998 International Symposium on Electrical Insulation (ISEI) , [Mangler data]
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Academic lectureSanden, Bjørn; Ildstad, Erling. (1998) DC conduction current and voltage endurance of polypropylene film. Conference on Electrical Insulation and Dielectric Phenomena , [Mangler data]
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Academic lectureIldstad, Erling. (1998) Condition assessment of power apparatus. The 1998 International Conference on Communication, Computer and Power, ICCCP'98 , Muscat, Oman
1997
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Academic lectureIldstad, Erling; Faremo, H.; Lillevik, O.; Linhjell, D.. (1997) Detection and location of partial discharge sources in XLPE cables. 10th International Symposium on High Voltage Engineering , Montr#/eal, Qu#/ebec
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Academic lectureOldervoll, Frøydis; Sanden, Bjørn; Ildstad, Erling. (1997) Conduction current and space charge formation in polypropylene and crosslinked polyethylene. International Conference on Dielectrics and Insulation , Budapest 1997-01-01 - 1997-01-01
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Popular scientific lectureIldstad, Erling. (1997) Diagnostikk på PEX- og massekabel : metoder/muligheter/begrensninger. Vedlikehold og tilstandskontroll i elkraftanlegg , NTNU, Trondheim
1995
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Academic lectureIldstad, Erling. (1995) Status and trends in diagnostics of polymeric high voltage cables. International Symposium on Electric Power Engineering , [Mangler data]
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Academic lectureIldstad, Erling. (1995) Theoretical background of ageing and breakdown mechanisms for extruded dielectrics. Colloquium CIGRE, Study Committee 21 , [Mangler data]
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Academic lectureIldstad, Erling. (1995) Kabeldiagnose med mhp vanntrær i PEX-kabel : måleteknikker og tolkning av data. Kabler : nye anvendelser og ny teknologi , [Mangler data]