DocumentCode :
1472143
Title :
Effect of initiatory electrons on breakdown characteristics of SF 6 and its mixtures
Author :
Qiu, X.Q. ; Chalmers, I.D. ; Qiu, Y.
Author_Institution :
Strathclyde Univ., Glasgow, UK
Volume :
148
Issue :
2
fYear :
2001
fDate :
3/1/2001 12:00:00 AM
Firstpage :
80
Lastpage :
83
Abstract :
The effect of initiatory electrons in SF6 and mixtures of SF6 with N2 and SF6 with air has been studied by varying the population of free negative ions. It has been found for all gases studied that the dielectric strength of the gas is a decreasing function of the ion population, although it appears that there is something of a saturation effect in that as the ion population is increased, the breakdown strength becomes progressively less sensitive to further increase in the ion density
Keywords :
SF6 insulation; air; corona; electric strength; gas mixtures; negative ions; nitrogen; SF6; SF6-N2; SF6-N2 mixture; SF6-air mixture; breakdown characteristics; breakdown strength; dielectric strength; free negative ions; initiatory electrons; ion population; saturation effect;
fLanguage :
English
Journal_Title :
Science, Measurement and Technology, IEE Proceedings -
Publisher :
iet
ISSN :
1350-2344
Type :
jour
DOI :
10.1049/ip-smt:20010257
Filename :
918312
Link To Document :
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