保护整定计算
coordination and setting of protection
coordination and setting of relaying protection
coordination and setting of relays
继电保护整定计算
Setting and calculation of relaying protection
relay protection setting calculation
protection relay setting and coordination
relay setting computation
Setting calculation of protection
power system protection setting and coordinating
保护整定试验方法
protective setting test method
超高速方向保护
Ultra-high-speed directional protection
电流方向保护
current direction protection
反向计算方法
inverse calculation method
方向保护
direction protection
directional protection
directional relay
directional protective relaying
direction relay
directional protection0
负序方向保护
negative sequence directional protection
negative-sequence directional protection
功率方向保护
directional power protection
故障分量负序功率方向保护
directional relay based on negative sequence power
横联差动电流方向保护
transverse differential current direction protection
环网方向保护
Directional protection in loops
控制轨迹方向计算器
control track direction computer
零序(负序)方向保护
zero-sequence(negative-sequence) direction protection
零序方向保护
zero sequence direction protection
zero-sequence directional protection
zero sequence directional protection
directional zero-sequence protection