Corona discharge mechanism and breakdown voltage characteristics from metallic floating particle in SF6 gas under dc voltage

Yulistya Negara*, Kohei Yaji, Kiminobu Imasaka, Junya Suchiro, Noriyuki Hayashi, Masanori Hara

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

7 Citations (Scopus)

Abstract

Corona discharge mechanism based on corona current pulse characteristics from a metallic floating particle was investigated in SF6 gas under de voltage as a basis for clearly understanding of corona discharge mechanism in SF gas gap with floating particle under ac voltage. Corona behavior and breakdown voltage were investigated by changing the particle position in the gap. It shows that active development of corona and local minimum in breakdown voltage characteristic were observed when the particle is in the vicinity' of the electrode due to local arc bridges intermittently the minor gap between the particle and electrode. However, it is obscure as compared with the one in air gap, where the breakdown fell to corona onset voltage.

Original languageEnglish
Title of host publicationProceedings of ICPADM 2006 - 8th International Conference on Properties and Applications of Dielectric Materials
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages649-652
Number of pages4
ISBN (Print)1424401895, 9781424401895
DOIs
Publication statusPublished - 2006
Externally publishedYes
EventICPADM 2006 - 8th International Conference on Properties and Applications of Dielectric Materials - Bali, Indonesia
Duration: 26 Jun 200630 Jun 2006

Publication series

NameProceedings of the IEEE International Conference on Properties and Applications of Dielectric Materials

Conference

ConferenceICPADM 2006 - 8th International Conference on Properties and Applications of Dielectric Materials
Country/TerritoryIndonesia
CityBali
Period26/06/0630/06/06

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