Jörgen Blennow

Associate Professor at Chalmers, Electrical Engineering, Electric Power Engineering

Jörgen Blennow is an Associate Professor in High Voltage Engineering. His main research focus is experimental techniques for studies of phenomena in electrical high voltage insulation systems. It includes measurements of partial discharges, high frequent high currents and dielectric response in oil impregnated insulation systems as well as studies of electrical treeing in polyethylene and current damages in wind turbine bearings. Presently he is main supervisor for two Ph.D.-students and assistant supervisor for two. He also takes part in CIGRÉ-working groups.

Source: chalmers.se

Showing 79 publications

2018

Partial Discharge Measurements under DC Voltages Containing Harmonics Produced by Power Electronic Devices

Pietro Romano, Amir Parastar, A. Imburgia et al
Annual Report - Conference on Electrical Insulation and Dielectric Phenomena, CEIDP, p. 558-561
Paper in proceedings
2015

Loss Current Studies of Partial Discharge Activity

Xiangdong Xu, Tord Bengtsson, Thomas Hammarström et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 22 (1), p. 472-481
Journal article
2015

Spontaneous Partial Discharge Oscillations Studied by Excess Current

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
2015 IEEE Conference on Electrical Insulation and Dielectric Phenomena, CEIDP 2015, Ann Arbor, United States, 18-21 October 2015, p. 55-59
Paper in proceedings
2015

Study of Partial Discharge Activity by Excess Current

Xiangdong Xu, Tord Bengtsson, Thomas Hammarström et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 22 (5), p. 3028-3036
Journal article
2014

A New Approach for Benefit Evaluation of Multi-Terminal VSC-HVDC Using A Proposed Mixed AC/DC Optimal Power Flow

Feng Wang, Anh Tuan Le, Lina Bertling et al
IEEE Transactions on Power Delivery. Vol. 29 (1), p. 432-443
Journal article
2014

Partial Discharges in Motor Wires at PWM Voltages of Different Smoothness

Thomas Hammarström, Tord Bengtsson, Jörgen Blennow et al
Proceedings of 2014 International Symposium on Electrical Insulating Materials (ISEIM 2014), June 1-5, 2014, Niigata City, Japan, p. 184-187
Paper in proceedings
2014

Improvement of Frequency Response for a Zero-Flux Current Measuring System

Maria Hammarqvist, Alf-Peter Elg, Anders E. Bergman et al
Conference Digest. 29th Conference on Precision Electromagnetic Measurements, CPEM 2014; Rio de Janeiro; Brazil; 24 August 2014 through 29 August 2014, p. 618-619
Paper in proceedings
2014

Electrical Treeing Behavior of DC and Thermally Aged Polyethylenes Utilizing Wire-Plane Electrode Geometries

Xiangrong Chen, Adrian Razvan Mantsch, Libin Hu et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 21 (1), p. 42-52
Journal article
2014

Electrical Characterization of Bearing Lubricants

Abhishek Joshi, Jörgen Blennow
2014 IEEE Conference on Electrical Insulation and Dielectric Phenomena, CEIDP 2014; Des Moines Marriott Downtown700 Grand AvenueDes Moines; United States; 19 October 2014 through 22 October 2014, p. 586-589
Paper in proceedings
2014

On Excess Current During and After Partial Discharge Activity

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
Conference on Electrical Insulation and Dielectric Phenomena Annual Report - 2014 IEEE Conference on Electrical Insulation and Dielectric Phenomena (CEIDP), Des Moines, IA, p. 27-30
Paper in proceedings
2013

Reflections on an Integrated Content and Language Project-Based Design of a Technical Communication Course for Electrical Engineering Students.

Rebecca Bergman, Ann-Marie Eriksson, Jörgen Blennow et al
Journal of Academic Writing. Vol. 3 (1), p. 1-14
Journal article
2013

The Effect of DC Electro-thermal Ageing on Electrical Treeing in Polyethylene

Adrian Razvan Mantsch, Xiangrong Chen, Jörgen Blennow et al
23rd NORDIC INSULATION SYMPOSIUM, p. 29-32
Paper in proceedings
2013

Electrical Tree Formation as a Measure of Degradation Resistance in Polymeric Materials for HVDC Applications

Le Wang, Xiangrong Chen, Libin Hu et al
Proc. of 2013 Annual Report Conference on Electrical Insulation and Dielectric Phenomena. Vol. 1 (510-513), p. 510-513
Paper in proceedings
2013

PARTIAL DISCHARGES IN A STATOR UNDER SYNTHEZISED VOLTAGE WAVEFORMS

Thomas Hammarström, Tord Bengtsson, Jörgen Blennow et al
Proceedings of the 18th International Symposium on High Voltage Engineering 2013 (CD-ROM)
Paper in proceedings
2013

Investigation of the Static Breakdown Voltage of the Lubricating Film in a Mechanical Ball Bearing

Abhishek Joshi, Jörgen Blennow
Proceedings of the 23rd Nordic Insulation Symposium (NORD-IS 13), June 9-12, 2013, Trondheim, Norway, p. 94-97
Paper in proceedings
2013

Investigation of the Frequency Dependency of Phase Angle Error in a Zero-flux Current Measuring System

Maria Hammarqvist, A. Elg, Jörgen Blennow et al
ISH 2013; 18th International Symposium on High Voltage Engineering; August 25-30, 2013; Seoul, Korea
Paper in proceedings
2013

Correction of Geometric Influence in Permittivity Determination

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
23rd Nordic Insulation Symposium (NORD-IS 13), June 9-12, Trondheim, Norway, p. 71-74
Paper in proceedings
2013

Cost-Benefit Analysis of The Multi-Terminal VSC-HVDC Embedded in an AC Transmission System Using a Proposed Mixed AC/DC Optimal Power Flow

Feng Wang, Lina Bertling, Anh Tuan Le et al
10th International Conference on the European Energy Market EEM13, Stockholm, Sweden, May. 2013.
Paper in proceedings
2013

Enhanced accuracy in dielectric response material characterization by air reference method

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 20 (3), p. 913-321
Journal article
2013

PD Properties when Varying the Smoothness of Synthesized Waveforms

Thomas Hammarström, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 20 (6), p. 2035-2041
Journal article
2013

Evaluation of the Performance of Several Object Types for Electrical Treeing Experiments

Markus Jarvid, Anette Johansson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 20 (5), p. 1712-1719
Journal article
2012

Arbitrary Waveform Impedance Spectroscopy used for Accurate Contact-free Dielectric Characterization

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
2012 International Conference on High Voltage Engineering and Application (ICHVE 2012) (Article number6357019), p. 170-173
Paper in proceedings
2012

Influence of Biofilm Contamination on Electrical Performance of Silicone Rubber Based Composite Materials

Jing Wang, Stanislaw Gubanski, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 19 (5), p. 1690-1699
Journal article
2011

Noise and Aliasing Aspects in a Multiharmonic-Dielectric-Response-Measurement System

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Instrumentation and Measurement. Vol. 60 (13), p. 3875-3882
Paper in proceedings
2011

An Overview Introduction of VSC-HVDC: State-of-art and Potential Applications in Electric Power Systems

Feng Wang, Lina Bertling, Anh Tuan Le et al
Cigrè International Symposium, Bologna, Italy, Sept. 2011.
Paper in proceedings
2011

Wire-Plane Electrode System for Electrical Tree Initiation Exposed to AC and DC Voltage Stress

Anette Johansson, Anna-Maria B. Sandberg, Björn Sonerud et al
The Proceedings of 17th International Symposium on High Voltage Engineering, s. C-025
Conference contribution
2011

Dielectric response measurements during electrical treeing in sub-picofarad samples

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
Polymer Testing. Vol. 30 (1), p. 43-49
Journal article
2011

Resonant PD signal decoupling circuit for rapidly changing voltages

Thomas Hammarström, Tord Bengtsson, Jörgen Blennow et al
22nd Nordic Insulation Symposium (NORDIS 11), June 13-15, Tampere, Finland, p. 149-152
Conference contribution
2011

CHANGES IN PD PROPERTIES WITH DECREASING VOLTAGE RISE

Thomas Hammarström, Tord Bengtsson, Jörgen Blennow et al
The Proceedings of 17th International Symposium on High Voltage Engineering, p. D-013
Paper in proceedings
2011

Harmonic Limited Test Waveform for Fast AWIS Dielectric Studies

Xiangdong Xu, Tord Bengtsson, Jörgen Blennow et al
22nd Nordic Insulation Symposium (NORDIS 11), June 13-15, Tampere, Finland, p. 199-202
Paper in proceedings
2011

May an Increased Focus on Students’ Personal Development Contribute to Increased Motivation, Better Academic Performance and Teamwork in Engineering Programs?

Marie Bernelo, Sofia Honsberg, Anette Järelöv et al
Proceedings of 7th International CDIO Conference, Copenhagen, Denmark
Paper in proceedings
2011

A Versatile System for Electrical Treeing Tests under AC and DC Stress Using Wire Electrodes

Anette Johansson, Stanislaw Gubanski, Jörgen Blennow et al
8th International Conference on Insulated Power Cables, Jicable’11, 19 – 23 June 2011, Versailles - France
Conference contribution
2011

Evidence for Changing PD Properties at Short Voltage Rise Times

Thomas Hammarström, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 18 (5), p. 1686-1692
Journal article
2011

Evaluation of a PD Measuring System for Repititive Steep Voltage Waveforms

Elisabeth Lindell, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 18 (1), p. 246-255
Journal article
2010

Dielectric Response Diagnoses For Transformer Windings

Stanislaw Gubanski, Jörgen Blennow, B. Holmgren et al
Book
2010

Off-line and On-line Dielectric Response Measurements for Diagnostics of Paper-oil Insulation

Stanislaw Gubanski, Tord Bengtsson, Jörgen Blennow et al
Proceedings of the 2010 International Conference on Condition Monitoring and Diagnosis, Sep 6-11,2010, Tokyo, Japan. Vol. 1, p. 25-28
Paper in proceedings
2010

Dielectric Response Diagnoses for Transformer Windings

Stanislaw Gubanski, Jörgen Blennow, B. Holmgren et al
ELECTRA. Vol. 249 (April 2010), p. 64-71
Magazine article
2010

Influence of rise time on partial discharge extinction voltage at semi-square voltage waveforms

Elisabeth Lindell, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 17 (1), p. 141-148
Journal article
2010

Continuous monitoring of dielectric properties of LDPE samples during electrical treeing

Björn Sonerud, Jörgen Blennow, Stanislaw Gubanski et al
2010 IEEE International Conference on Solid Dielectrics, 4th - 9th July 2010, Potsdam,Germany, p. 683-686
Paper in proceedings
2009

High voltages with high harmonic content: The influence of dielectric heating

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
Proceedings of the 16th International Symposium on High Voltage Engineering
Paper in proceedings
2009

Capacitance Measurements and Tree Length Estimation during Electrical Treeing in Sub-Picofarad Samples

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 16 (6), p. 1707-9
Journal article
2009

Dielectric Heating in Insulating Materials Subjected to Voltage Waveforms with High Harmonic Content

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 16 (4), p. 926-933
Journal article
2009

Measurement and Analysis of Partial Discharge Current during Square Voltage Waveforms

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
2009 Annual Report Conference on Electrical Insulation and Dielectric Phenomena
Paper in proceedings
2009

Influence of compressive stress on dielectric properties of polymers

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
Proceedings of the 21st Nordic Insulation Symposium (NORD-IS 09), p. 47-50
Conference contribution
2009

Cavity Partial Discharges at Semi-Square voltages of Different Rise Times

Elisabeth Lindell, Tord Bengtsson, Jörgen Blennow et al
Proceedings of the 21st Nordic Insulation Symposium
Conference contribution
2009

Twisted pair sample subjected to square voltages: Measurements of dielectric properties during partial discharges

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
Proceedings of the 16th International Symposium on High Voltage Engineering
Paper in proceedings
2008

Dielectric Response Measurements Utilizing Semi-Square Voltage Waveforms

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 15 (4), p. 920-926
Journal article
2008

Study of Partial Discharges at the Positive and Negative Voltage Flanks of Semi-Square Voltages

Elisabeth Lindell, Tord Bengtsson, Jörgen Blennow
Conference Record of the 2008 IEEE International Symposium on Electrical Insulation, 8-11 June 2008, Vancouver, Canada., p. 563-566
Paper in proceedings
2008

Measurement of Partial Discharges at Rapidly Changing Voltages

Elisabeth Lindell, Tord Bengtsson, Jörgen Blennow et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 15 (3), p. 823-831
Journal article
2007

Method of monitoring losses

Tord Bengtsson, Björn Sonerud, Jörgen Blennow
Patent application
2007

Utilizing High Voltage Containing High Frequency Components for Continuous Dielectric Response Measurements during Aging

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
Proceedings of the 20th Nordic Insulation Symposium 2007, p. 73-76
Conference contribution
2007

High and Low Voltage Dielectric Response Measurements Utilizing Arbitrarily Shaped Waveforms

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
Proceedings of the 15th International Symposium on High Voltage Engineering
Paper in proceedings
2007

Reliability and Improvements of Water Titration by the Karl Fischer Technique

Maik Koch, Stefan Tenbohlen, Jörgen Blennow et al
Proceedings of the 15th International Symposium on High Voltage Egineering
Paper in proceedings
2007

Detection of Surface Partial Discharges at Semi-Square Voltages

Elisabeth Lindell, Tord Bengtsson, Jörgen Blennow et al
Proceedings of the 20th Nordic Insulation Symposium, p. 21-24
Conference contribution
2007

Experimental study of current damages in bearings

Martin Edvall, Mattias Fyhrman, Göran Lindsten et al
Proceedings of the Third International Conference on Advances in Processing, Testing and Application of Dielectric Materials, p. 141-146
Conference contribution
2006

Reliable Diagnostics of HV Transformer Insulation for Safety Assurance of Power Transmission System, REDIATOOL – a European Research Project

Stanislaw Gubanski, Jörgen Blennow, Lennart Karlsson et al
Cigré 2006, paper D1-207
Journal article
2006

Statistical time distribution of partial discharges under semi-square voltages

Elisabeth Lindell, Tord Bengtsson, Jörgen Blennow
Conference record of the 2006 IEEE International symposium on electrical insulation, p. 290-293
Conference contribution
2006

Dielectric response measurements utilizing non-sinusoidal waveforms

Björn Sonerud, Tord Bengtsson, Jörgen Blennow et al
CEIDP 2006 Proceedings, p. 43-46
Conference contribution
2006

Partial discharges measured at semi-square voltages

Elisabeth Lindell, Tord Bengtsson, Jörgen Blennow et al
2006 Annual report conference on electrical insulation and dielectric phenomenon, October 15-18, 2006, Kansas City, USA, p. 631-634
Conference contribution
2006

Dielectric Spectroscopy Measurements on Power Transformers – Field Experiences

Jörgen Blennow, Aleksander Bartnicki, Chandima Ekanayake et al
Proceedings of the International Conference on Condition Monitoring and Diagnostics (CMD2006), Changwon, Korea, April 2-5, 2006.
Conference contribution
2006

Field experiences with measurements of dielectric response in frequency domain for power transformer diagnostics

Jörgen Blennow, Chandima Ekanayake, Krzysztof Walczak et al
IEEE Transactions on Power Delivery. Vol. 21 (2), p. 681-688
Journal article
2005

Sequential Comparative Study of Dielectric Response and Analyses of Oil and Paper from a Power Transformer Undergoing Repair

Jörgen Blennow, Andreas Dernfalk, K Walczak et al
In Proc. 14th International Symposium on High Voltage Engineering
Paper in proceedings
2005

Effect of Surface Charge on Flashover Voltage of Polymer Materials

Jörgen Blennow, Torbjörn Sörqvist
Proc. of the 19th Nordic Insulation Symposium
Paper in proceedings
2005

Comparative study of dielectric spectroscopy measurements and anayses of oil and paper samples from a transformer undergoing repair

Jörgen Blennow, K Walczak, Andreas Dernfalk et al
In Proc. of 19th Nordic Insulation Symposium, Trondheim, Norway, June 13-15
Conference contribution
2005

Field Experiences with Measurements of Dielectric Response in Frequency Domain for Power Transformer Diagnostics

Jörgen Blennow, Chandima Ekanayake, K Walczak et al
Proc. of the International Conference of Power Trasformer ‘Transformer 05’, Pieczyska, Poland,, p. 21-30
Paper in proceedings
2004

Experiences from on-site dielectric spectroscopy measurements on power transformers

Jörgen Blennow, Chandima Ekanayake, Aleksander Bartnicki et al
APTADM'2004. Second International Conference on Advances in Processing Testing and Application of Dielectric Materials, p. 62-69
Paper in proceedings
2003

Effects of Surface Charge Accumulation on Impulse Flashover Voltage on Silicone Rubber Surface

Jimmy Ehnberg, Jörgen Blennow
XIIIth International Symposium on High Voltage Engineering, p. P.12.17-
Conference contribution
2002

Active High Voltage Insulation

Jörgen Blennow, Mats Leijon, Stanislaw Gubanski
Journal of Electrostatics. Vol. 55 (2), p. 159-172
Journal article
2001

Optical sensors based on liquid crystals for measuring DC fields in air

Andreas Dernfalk, Sören Richter, Jörgen Blennow
In Proc. of Nordic Insulation Symposium, p. 97-104
Conference contribution
2000

Electric Field Reduction in a Covered Electrode Gap due to Ionization and Charge Accumulation

Mats Sjöberg, Jörgen Blennow, Mats Leijon et al
Proc. of the 6th Int DC High Voltage Symposium
Conference contribution
2000

Electric Field Reduction Due to Charge Accumulation in a Dielectric-Covered Electrode System

Jörgen Blennow, Mats Sjöberg, Mats Leijon et al
IEEE Transactions on Dielectrics and Electrical Insulation. Vol. 7 (3), p. 340-345
Journal article
2000

On Discharge Phenomena in a Covered Electrode System in Air

Mats Sjöberg, Jörgen Blennow, Stanislaw Gubanski et al
Proc. of the IEEE Int. Symp. on Electrical Insulation (ISEI)
Conference contribution
2000

Electrical Discharge in an Air Gap with Dielectric-Covered Electrodes

Yuriy Serdyuk, Stanislaw Gubanski, Jörgen Blennow et al
Proc. of the IEEE Conf. on Electrical Insulation and Dielectric Phenomena (CEIDP)
Paper in proceedings
1999

The Electric Field Distribution in a Covered Electrode System Modelled with a Lumped RC Circuit

Mats Sjöberg, Jörgen Blennow, Mats Leijon
Proc. of the 19th Nordic Insulation Symposium
Magazine article
1999

Effects of Charge Accumulation in a Dielectric Covered Electrode System in Air

Jörgen Blennow, Mats Sjöberg, Mats Leijon et al
Proc. of the IEEE Conf. on Electrical Insulation and Dielectric Phenomena (CEIDP)
Conference contribution
1995

Partial Discharge Activity at Different Temperatur and Electrical Stresses of Micaceous Insulation

Niclas Stålhandske, Jörgen Blennow, Antonios Vlastos
Proceedings of the 9th International Symposium on High Voltage Engineering, Graz, Austria
Paper in proceedings
1995

Attnuation and Distortion od PD Pulses Propagated ina Stator Winding Model Deteted by Stator Slot Couplers

Jörgen Blennow, Niclas Stålhandske, Antonios Vlastos
Proceedings of the IEEE/KTH Stockholm Power Tech Conference
Paper in proceedings
1995

Partial discharges detected by stator slot couplers

Jörgen Blennow
Licentiate thesis

Save references

If you have installed Zotero or Mendeley on your computer you can use a plugin to extract references from the publications you see.

Download plugins:
Zotero
Mendeley

Showing 3 research projects

2014–2016

Characterization of ageing in insulation systems by loss current

Jörgen Blennow High Voltage Engineering
ABB Sweden
Elforsk
Swedish Transport Administration
Swedish Energy Agency

2013–2015

Partiella urladdningar vid pulsbreddmodulerad och kraftfrekvent högspänning

Jörgen Blennow High Voltage Engineering
Swedish Energy Agency

2011–2016

Characterisation and modelling of bearing current activity

Ola Carlson Power grids and Components
Jörgen Blennow Electric Power Engineering
Sara Fogelström Power grids and Components
Swedish Wind Power Technology Center (SWPTC)

There might be more projects where Jörgen Blennow participates, but you have to be logged in as a Chalmers employee to see them.