电力系统常用名词翻译

主保护 main/primary protection
断电blackout
广域保护方案 wide area protection schemes /remedial action schemes/system protection schemes
低频减载： underfrequency load shedding
广域保护及紧急控制系统：wide-area protection and emergency control system
可靠性及安全性：reliability/dependability and security
*********************utility/utilities电力公司(？)*****************************
切除故障：disconnect faulty/fault clearance
电力故障： electric faulty
连锁故障：cascading outages
切机组（发电机）：generation rejection
甩负荷：Load rejection
简言之：simply put
本地标准/决策：local criteria
远后备：remote backup protection
MU和智能终端（？）：MU and actuator(IU—Intelligent Unit)
保护元件：protection element
相邻变电站：adjacent substation
误操作:maloperation
国家电网公司：National Grid Company
相间或接地故障：phase and earth fault
母联：busbar coupler
隔离开关：disconnector
集中保护：Integrity ptotection(System integrity protection system -SIPS)
功能集成：functional integration
集中式保护：Integrating/integrated protection,integration of protection
输电变电站：transmission substation
配电变电站：distribution substation
断路器失灵：Circuit breaker failure(failure to trip/failure to clear)
架空线: overhead transmission lines
整定：tuning
额定频率: nominal frequency
单相接地:LG line-to-groung
两相接地:LLG line-to-line-to-ground
然后：since
…的倒数:inverse of …
降压变压器: step down transformer
区分故障相：discriminate the phases involoved in the fault
故障起始角: fault inception angle FIA
故障电阻: fault resistance
继电保护: protective relaying
变电站直流电源消失: a failure of substation battery
[出自文献Wide-area backup protection algorithm based on fault component voltage distribution]

通信拥塞: communication congestion
负序及零序元件: negative- and zero-sequence component
线路非全相运行: two-phase operation of transmission line
非全相再故障: faults on two-phase operation of line

分相地 in split phase