摘要
针对永州宗元500 kV变电所初期投运过程的供电方案,利用PSCAD程序开展了工频过电压、潜供电流与恢复电压、操作过电压等问题的计算和分析。
Aiming at Yongzhou Zongyuan 500 kV power transmission project during commissioning phase of power supply pro- gram, problems such as frequency over-voltage, secondary are current, recovery voltage and switching over-voltage were calculated and analyzed by using PSCAD.
出处
《湖南电力》
2010年第1期8-10,共3页
Hunan Electric Power
关键词
工频过电压
潜供电流
恢复电压
操作过电压
power frequency overvoltage
secondary arc current
recovery voltage
switching over-voltage
