Title :
The fault analysis of 500 kV MOA in Gezhouba power station and the countermeasure
Author :
Zhiwei, Lin ; Kaicheng, Wen ; Tao, Wang ; Tao, Jin ; Tingfang, Li
Author_Institution :
Hubei Electr. Power Test & Res.Inst., Wuhan, China
Abstract :
In this paper three faults of 500 kV MOA in Gezhouba Hydroelectric Power Station are briefly introduced and its causes are analyzed. The results of the artificial pollution test and the calculation for the electric field are given. The countermeasure for the similar failures is also presented
Keywords :
arresters; failure analysis; hydroelectric power stations; testing; 500 kV; Gezhouba Hydroelectric Power Station; artificial pollution test; dismantling check; electric field calculation; failure prevention measures; fault analysis; metal oxide arrester; pollution flashover; varistor test; Arresters; Counting circuits; Electric fields; Layout; Pollution measurement; Polymers; Power generation; Testing; Varistors; Voltage;
Conference_Titel :
Power System Technology, 1998. Proceedings. POWERCON '98. 1998 International Conference on
Conference_Location :
Beijing
Print_ISBN :
0-7803-4754-4
DOI :
10.1109/ICPST.1998.728956
