摘要
母线电压切换是220 kV及以上变电站经常要遇到的动作过程,在日常运行中,这个动作过程并不为人所注意。具体分析了电压切换在变电站运行中的重要作用以及切换不正常时对安全运行的影响和防范措施。
The process of bus voltage switching often takes place in the 220 kV and the above substation.During the daily operation,this process is often neglected by people.The important role of voltage switching in the substation operation,the influences of abnormal switching on safety operation as well as the precautionary measures are analyzed in detail.
出处
《冶金动力》
2012年第2期4-7,共4页
Metallurgical Power
关键词
电压切换
母差保护
二次并列
voltage switching
bus differential protection
secondary paralleled circuit
