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Title: An experimental investigation on high-frequency vacuum arc interruption at small gap length

Journal Article · · IEEE Transactions on Plasma Science (Institute of Electrical and Electronics Engineers); (United States)
DOI:https://doi.org/10.1109/27.108413· OSTI ID:5567033
 [1];  [2]
  1. N.V. KEMA, Div. of Research and Development, P.O. Box 9035, 6800 ET Arnhem (NL)
  2. Faculty of Electrical Engineering, Eindhoven Univ. of Technology, P.O. Box 513, 5600 MB Eindhoven (NL)

This paper presents an experimental study of high-frequency (126, 230 kHz) vacuum arc interruption behavior and the voltage escalation processes at a small gap length ({le}1 mm) for three contact materials (Cu, CuCr, and CuTeSe). Two experimental methods have been used: a current injection in low-voltage circuit and in 10-kV ac circuit. Experimental results of the high-frequency current interruption ability and the dielectric breakdown voltage are presented. Three kinds of breakdowns are distinguished: the reignition voltage, the breakdown voltage, and the cold breakdown voltage. It has been found that the interruption ability is directly related with the reignition voltage.

OSTI ID:
5567033
Journal Information:
IEEE Transactions on Plasma Science (Institute of Electrical and Electronics Engineers); (United States), Vol. 19:5; ISSN 0093-3813
Country of Publication:
United States
Language:
English