IMPACT OF UTILITY SWITCHED CAPACITORS ON CUSTOMER SYSTEMS - MAGNIFICATION AT LOW-VOLTAGE CAPACITORS

被引:36
作者
MCGRANAGHAN, MF
ZAVADIL, RM
HENSLEY, G
SINGH, T
SAMOTYJ, M
机构
[1] PACIFIC GAS & ELECT CO,SAN RAMON,CA
[2] ELECT POWER RES INST,PALO ALTO,CA 94303
关键词
POWER QUALITY; CAPACITOR SWITCHING; MAGNIFICATION; ARRESTER DUTIES;
D O I
10.1109/61.127091
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This paper analyzes the potential for magnified transient voltages at customer buses during capacitor switching on the primary distribution system. The various factors affecting this phenomena are analyzed in detail through extensive sensitivity analysis simulations. These factors include the switched capacitor size, short circuit capacity at the switched capacitor, customer step down transformer size, low voltage power factor correction, and customer load characteristics. The impacts of these transients on customer equipment are described and possible solutions to control the transients are presented.
引用
收藏
页码:862 / 868
页数:7
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