电力系统专业英语词汇

1、电力系统专业英语词汇zElectric power system(电力系统)zgenerator(发电机), generation(发电), generating unit(发电机组)zthermal units, hydro units, boiler, turbine, turbine-generatorzgenerating reserve capacity(发电备用容量),ztransformer(变压器), tap-changing , phase-shifting zstart-and-stand-by auxiliary transformer(起/备变)ztransducer(

2、变送器), CT( transformer), PT(potential transformer)zDC(direct current), AC(alternating current)zthree-phase ac system(三相交流系统),zvoltage, current, frequency, phase angle, power (功率)znominal value(标称值) , rating(额定值), per unit valuezHV(high voltage), EHV(extra-high voltage)ztransmission system(输电系统), dist

3、ribution system(配电系统)zasynchronous motor(),synchronous motor/machinezbus, feeder, underground cablezexcitation system(励磁系统), field current(励磁电流), prime moverzfield winding(励磁绕组), rotor(), stator(), zresistance(电阻), resistor,capacitance(电容), capacitor zreactance(电抗), reactor, conductance(电导), conduct

4、or(导体)zsusceptance(电纳B), impedance(阻抗), admittance(导纳), zsynchronous condenser(同步调相机), SVC (static var compensator) zvariable(变量) , function(函数), constrain(约束), equationzdisturbance(), zoverload(过载), outage (停电), blackoutzshifting(切换) , security dispatch(安全调度)zgenerator tripping(切机), load curtailmen

5、t(削减负荷), load shedding (甩负荷)zdynamic performance (动态特性)zplanning, design, and operation of power systemzpower system operating stateszSCADA (Supervisory Control and Data Acquisition)zstate estimation(状态估计)zreliability, stabilityzreclosing facilityzpermanent phase-to-ground fault, zcircuit breaker(断路

6、器), disconnecting switch(隔离开关)zelectromechanical oscillation(机电振荡)zrotating magnetic field (旋转磁场)zmechanical torque/power(机械转矩), electrical torque/powerzdamping torque(阻尼转矩)zautomatic voltage regulator(自动电压调节)zactive power, reactive powerzpower flow, load flow, power factorzunderload tap-changing(UL

7、TC)有载调节分接头zreactive power compensation(无功补偿)zmagnitude(幅值)zshort-term or transient: 0 to 10 secondszmid-term: 10 seconds t0 a few minutesz long-term: a few minutes to 10s of minuteszAGC(automatic generation control)zprotection, relaying, relayztransformer saturation(饱和)zcoordination of control and p

8、rotection equipmentznonlinear time domain responsezpower transfer capacitor of a transmission linezshunt compensation(并联补偿)zz Main safety valve(主安全阀)zcontrol valve(控制阀)zhigh-pressure (turbine)z intermediate-pressure (turbine)zlow-pressure (turbine)zreheater(再热器)zintercept valve(截流阀)zcondenser(冷凝器)zr

9、eheat safety valve(再热安全阀)zPSS: power system stabilizerzdigital filter(数字滤波)ztie linezfault-clearing timezsimplified modelzthree-winding transformeryautotransformerztransmission line protectionydistance relaying(protection) 距离保护yindependent time lag protection定时限保护yinverse time lag protection 反时限保护yo

10、vercurrent relaying(protection)过流保护ynegative sequence protection负序保护yzero sequence protection零序保护yback-up protection后备保护ygenerator out-of-step protection发电机失步保护yloss-of-excitation protection失磁保护zswitching overvoltage, switching surge(操作过电压)zswitch board(配电盘，开关柜)zauxiliary power, house supply,station

11、 service(厂用电)zpumped storage(station)抽水蓄能(电站)zSection switch分段开关zsectional bus分段母线zgenerator-transformer unit发变组zbalance of plant 辅助设备zcoal grinding mill磨煤机zball tube mill钢球磨煤机zfeed pump 给水泵zAM/FM/GISzEMSzDMSzDAzsimplified modelzsteam turbinezhydraulic turbinezload forcastzmaster control room(主控室)zcircula