500 kV主变差动保护
differential protection far 500 kV main transforme
空变相位误差补偿
space variant phase error compensation
可切换式差动电感
switchable differential inductor
交流差动变压器式位移传感器
AC-ACLVDT displacement transducer
加权平滑相位差分法
weighted smoothing phase difference method
weighted smoothing phase-difference method
计算机变压器差动保护
computerized transformer differential protection
换流器差动保护
converter differential protection
高阶差分幅度相移键控
multilevel differential amplitude and phase-shift
高备变差动保护
high auxiliary differencial protection