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The Calculation and Analysis of the Electric Field Discharge Caused by Floating Potential
Author(s): 
Pages: 70-71,74
Year: Issue:  5
Journal: Electric Switcher

Abstract: 在对550kVGIS的隔离开关进行绝缘试验时,发生放电击穿现象.经过解体检查和计算分析,认为是屏蔽头在阳极氧化时也涵盖了接触面,从而产生悬浮电位导致放电.重新投制屏蔽头,并阳极氧化时对接触面进行防护,再次进行绝缘试验,没有发生闪络.
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