Optical Partial Discharge Detection in Insulating Substrates

Auteurs-es

  • Ivan Semenov NTNU
  • Ingrid Gunheim Folkestad NTNU, Department of Electrical Power Engineering
  • Kaveh Niayesh
  • Dag Linhjell SINTEF Energy Research
  • Lars Lundgaard

DOI :

https://doi.org/10.5324/nordis.v27i1.4730

Résumé

Photomultiplier tubes (PMT) in combination with flexible liquid light guides and lenses have been tested for partial discharge (PD) detection. The coincidence technique was used to eliminate the random noise of PMTs. Results of PD measurements in two different insulation systems, namely a needle-plane arrangement in air and a ceramic substrate in silicone liquid, are presented and discussed.

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Publié-e

2022-07-05