工频过电压（power frequency overvoltage）指系统中由线路空载、不对称接地故障和甩负荷引起的的频率等于工频（50 Hz）或接近工频的高于系统最高工作电压的过电压。
基于100个网页-相关网页
Controllable shunt reactor is nessary to UHV lines in our country to consideration to suppression of power frequency overvoltage and reactive power balance.
为兼顾无功平衡和工频过电压限制,我国特高压输电线路需要装设可控并联电抗器。
参考来源 - 特高压可控并联补偿线路的潜供电流抑制研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The relationship between power frequency overvoltage and system operation mode is investigated.
电压与系统运行方式的关系。
Note: this parameter is used to determine the power frequency overvoltage withstanding ability of an MOV.
注：本参数用于确定MOV的功频过电压耐受能力。
The power frequency overvoltage of unloaded line because of the capacity effect is studied, and the effect of eliminating power frequency overvoltage using shunt reactors is analyzed.
讨论了空载线路在电容效应下产生的工频过电压，并对并联电抗器抑制工频过电压的作用进行了理论分析。
应用推荐