Núm. 23 (2013): Proceedings of the 23rd Nordic Insulation Symposium

Articles

• Challenges arising from use of HVDC

  Erling Ildstad

  • PDF (English)

• Conduction behavior of polyaniline/elastomer composites and the influence of carbon black addition

  Björn Sonerud, Knut Magne Furuheim, Staffan Josefsson, Jani Pelto, Marjo Ketonen, Outi Härkki

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• Short and long term behavior of functionally filled polymeric insulating materials for HVDC insulators in compact gas-insulated systems

  Michael Tenzer, Maximilian Secklehner, Volker Hinrichsen

  • PDF (English)

• Comparison of simulated and measured field dependent charge injection in mineral oil under dc bias

  Olof Hjortstam, Christian Sonehag, Joachim Schiessling

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• Space charge accumulation in XLPE versus temperature and water content

  Torbjørn Andersen Ve, Frank Mauseth, Erling Ildstad

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• Surface potential decay on silicon rubber samples at reduced gas pressure

  Shahid Alam, Yuriy V. Serdyuk, Stanislaw Gubanski

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• Challenges when measuring the DC electric field very close to an insulator surface

  Birgitta Källstrand, Daniel Borg, Lars Walfridsson, Kenneth Johansson, Charles Doiron

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

  Adrian Mantsch, Xiangrong Chen, Jörgen Blennow, Stanislaw Gubanski

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• Effect of Film Thickness and Electrode Area on the Dielectric Breakdown Characteristics of Metallized Capacitor Films

  Ilkka Rytöluoto, Kari Lahti

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• Developement of insulation system for variable speed driven motors; performance of a corona resistant magnet wire

  Tomi Nuorala, Janne Lehtonen, Markus Takala

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• Enhancement of Water Tree initiation due to residual and applied Mechanical Strain on XLPE Cables

  Erling Ildstad, Simon Årdal Aarseth, Hallvard Faremo

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• Thermal Ageing of XLPE Cable Insulation under Operational Temperatures – Does It Exist?

  Rasmus Olsen, Joachim Holboell, Mogens Henriksen, Jens Z. Hagen

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• Influence of DC Stress Superimposed with High Frequency AC on Water Tree Growth in XLPE Insulation

  Frank Mauseth, Sverre Hvidsten, Hans-Helmer Sæternes, Jørund Aakervik

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• Influence of antioxidants in epoxy-anhydride resin used for HV applications

  Chau Hon Ho, Emmanuel Logakis, Andrej Krivda

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• On-line condition monitoring importance and evolution

  N.L. Fantana

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• Study of the Dielectric Response of Ester Impregnated Cellulose for Moisture Content Evaluation

  A Graczkowski, J Gielniak, P Przybyłek, K Walczak, H Morańda

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• Correction of Geometric Influence in Permittivity Determination

  Xiangdong Xu, Tord Bengtsson, Jörgen Blennow, Stanislaw Gubanski

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• System for detection and analysis of partial discharges under transient voltage application

  Søren Valdemar Kjær, Joachim Holboell

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• VLF Testing of High Voltage Cables, State of the Art

  P Mohaupt, K Miseli, H Geyer

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• Oil Aging due to Partial Discharge Activity

  M Ghaffarian Niasar, H Edin, R Clemence Kizza

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• Streamer Propagation in a Long Gap in Model Liquids

  N.V. Dung, H.K. Høidalen, D. Linhjell, L.E. Lundgaard, M. Unge

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

  Abhishek Joshi, Jörgen Blennow

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• Measurement Techniques for Identifying Polarity Dependence of Ion Injection in Transformer Oil

  Joachim Schiessling, Deepthi K Ramesh, Yuriy V. Serdyuk, Olof Hjortstam

  • PDF (English)

• Mechanical Simulations Regarding the Influence of Paper Insulation Degradation on the Radial Mechanical Strength of Continuously Transposed Conductors for Power Transformers

  D Geißler, T Liebfried

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• Effect of High Voltage Impulses on Surface Discharge at the Oil-Paper Interface

  R Clemence Kizza, M Ghaffarian Niasar, R Nikjoo, X Wang, H Edin

  • PDF (English)

• Radial Flow Paths for Oil in Mass Impregnated HVDC Subsea Cables

  Bendik Støa, Erling Ildstad, Magne Runde

  • PDF (English)

• Corona at Large Coated Electrodes

  Mats Larsson, Olof Hjortstam, Håkan Faleke, Liliana Arevalo, Dong Wu, Li Ming

  • PDF (English)

• Strategies for Inclusion of Structural Mass Estimates in the Direct-Drive Generator Optimization Process

  Matthew L Henriksen, Bogi B Jensen

  • PDF (English)

• Estimating Transmission Line Parameters of Three-core Power Cables with Common Earth Screen

  Yan Li, Peter A.A.F. Wouters, Paul Wagenaars, Peter C.J.M. van der Wielen, Fred Steenis

  • PDF (English)

• Effects of Ambient Conditions on the Dielectric Properties of Thermally Sprayed Ceramic Coating

  M Niittymäki, B. Rotthier, K. Lahti, T. Suhonen, J Metsäjoki

  • PDF (English)

• Water Diffusion Barrier – A Novel Design for High Voltage Subsea Cables

  Knut Magne Furuheim, Susanne Nilsson, Sverre Hvidsten, Svein Magne Hellesø

  • PDF (English)

• Robustness Analysis of Classical High Voltage Joint Design Under High Voltage DC Stress

  Fredrik Fälth, Santhosh Kumar, Hossein Ghorbani

  • PDF (English)

• Charge Decay Measurements on a Polymeric Insulation Material under Controlled Humidity Conditions

  Yvonne Späck, Sarath Kumura, Stanislaw Gubanski

  • PDF (English)

• Dielectric Breakdown Strength of Polymer Nanocomposites-The Effect of Nanofiller Content

  Markus Takala

  • PDF (English)

• Sensitivity Improvement of Acoustic Partial Discharge Detection Measurements through Wavelet Analysis

  Demetres Evagorou, Patrick Janus, Mohamad Ghaffarian Niasar, Hans Edin

  • PDF (English)

• Comparison of Test Setups for High Field Conductivity of HVDC Insulation Materials

  Johan Andersson, Villgot Englund, Per-Ola Hagstrand, Andreas Friberg, Carl-Olof Olsson

  • PDF (English)

• Influence of Applied Voltage and Temperature on the Current through the Alumina-filled poly(ethylene-co-butyl acrylate) Nanocomposites Under Constant Stress

  N Jaeverberg, B Venkatesulu, B.L.G. Jonsson, H Edin

  • PDF (English)

• Mechanical Stress Distribution inside Dry Capacitor Elements

  Linnea Petersson, Kun Wei, Göran Paulsson, David Strömsten, Johan Ekh

  • PDF (English)

• Behavior of Rubber Materials under Exposure to High Electric Fields

  A. Candela, J. Holboell, M. Henriksen

  • PDF (English)

• Thickness Dependency in Dielectric Breakdown Strength of Biaxially Oriented Polypropylene-Silica Nanocomposite Films

  Hannes Ranta, Ilkka Rytöluoto, Kari Lahti

  • PDF (English)

• Lumped-circuit Modeling of Surface Charge Decay in a Needle-plane geometry

  X Wang, N Taylor, M Ghaffarian Niasar, R Clemence Kiiza, H Edin

  • PDF (English)

• Capacitor performance limitations in high power converter applications

  Walid Ziad El-Khatib, Joachim Holboell, Tonny W. Rasmussen

  • PDF (English)

• Positive Breakdown Streamers and Acceleration in a Small Point-Plane Liquid Gap and Their Variation with Liquid Properties.

  Dag Linhjell, Stian Ingebrigtsen, Lars Lundgaard, Mikael Unge

  • PDF (English)

• Axial Water Ingress MV XLPE Cable Designs with Watertight Barrier

  Knut Brede Liland, Svein Magne Hellesø, Sverre Hvidsten, Karl Magnus Bengtsson, Arve Ryen

  • PDF (English)

• Modelling of Partial Discharges in Polymeric Insulation Exposed to Combined DC and AC Voltage

  Pål Keim Olsen, Frank Mauseth, Erling Ildstad

  • PDF (English)