电力系统专业词汇.ppt

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1、1,电力系统专业英语词汇,常用基本词汇,2,电力系统专业英语词汇(常用基本词汇1),Electric power system(电力系统)generator(发电机),generation(发电),generating unit(发电机组)thermal units,hydro units,boiler,turbine,turbine-generatorgenerating reserve capacity(发电备用容量),transformer(变压器),tap-changing,phase-shifting start-and-stand-by auxiliary transformer(

2、起/备变)transducer(变送器),CT(transformer),PT(potential transformer)DC(direct current),AC(alternating current)three-phase ac system(三相交流系统),voltage,current,frequency,phase angle,power(功率)nominal value(标称值),rating(额定值),per unit valueHV(high voltage),EHV(extra-high voltage)transmission system(输电系统),distribu

3、tion system(配电系统)asynchronous motor(),synchronous motor/machinebus,feeder,underground cable,3,excitation system(励磁系统),field current(励磁电流),prime moverfield winding(励磁绕组),rotor(),stator(),resistance(电阻),resistor,capacitance(电容),capacitor reactance(电抗),reactor,conductance(电导),conductor(导体)susceptance(电

4、纳B),impedance(阻抗),admittance(导纳),synchronous condenser(同步调相机),SVC(static var compensator)variable(变量),function(函数),constrain(约束),equationdisturbance(),overload(过载),outage(停电),blackoutshifting(切换),security dispatch(安全调度)generator tripping(切机),load curtailment(削减负荷),load shedding(甩负荷)dynamic performan

5、ce(动态特性)planning,design,and operation of power systempower system operating states,电力系统专业英语词汇(常用基本词汇2),4,电力系统专业英语词汇(常用基本词汇3),SCADA(Supervisory Control and Data Acquisition)state estimation(状态估计)reliability,stabilityreclosing facilitypermanent phase-to-ground fault,circuit breaker(断路器),disconnecting

6、switch(隔离开关)electromechanical oscillation(机电振荡)rotating magnetic field(旋转磁场)mechanical torque/power(机械转矩),electrical torque/powerdamping torque(阻尼转矩)automatic voltage regulator(自动电压调节)active power,reactive powerpower flow,load flow,power factorunderload tap-changing(ULTC)有载调节分接头reactive power compen

7、sation(无功补偿),5,电力系统专业英语词汇(常用基本词汇4),magnitude(幅值)short-term or transient:0 to 10 secondsmid-term:10 seconds t0 a few minutes long-term:a few minutes to 10s of minutesAGC(automatic generation control)protection,relaying,relaytransformer saturation(饱和)coordination of control and protection equipmentnon

8、linear time domain responsepower transfer capacitor of a transmission lineshunt compensation(并联补偿),6,电力系统专业英语词汇(常用基本词汇5),Main safety valve(主安全阀)control valve(控制阀)high-pressure(turbine)intermediate-pressure(turbine)low-pressure(turbine)reheater(再热器)intercept valve(截流阀)condenser(冷凝器)reheat safety valv

9、e(再热安全阀)PSS:power system stabilizerdigital filter(数字滤波)tie linefault-clearing timesimplified modelthree-winding transformer,7,电力系统专业英语词汇(常用基本词汇6),Harmonicload characteristicsload modellingnetwork equationnode admittance matrixobservabilityQR transformation methodline lossshaft system modelsalient po

10、le rotorsolid round rotorphasor diagramclassical modelsimplified model,8,电力系统专业英语词汇(常用基本词汇7),autotransformertransmission line protectiondistance relaying(protection)距离保护independent time lag protection定时限保护inverse time lag protection 反时限保护overcurrent relaying(protection)过流保护negative sequence protecti

11、on负序保护zero sequence protection零序保护back-up protection后备保护generator out-of-step protection发电机失步保护loss-of-excitation protection失磁保护switching overvoltage,switching surge(操作过电压)switch board(配电盘，开关柜)auxiliary power,house supply,station service(厂用电)pumped storage(station)抽水蓄能(电站),9,电力系统专业英语词汇(常用基本词汇8),Sect

12、ion switch分段开关sectional bus分段母线generator-transformer unit发变组balance of plant 辅助设备coal grinding mill磨煤机ball tube mill钢球磨煤机feed pump 给水泵AM/FM/GISEMSDMSDA,10,电力系统专业英语词汇(常用基本词汇9),simplified modelsteam turbinehydraulic turbineload forcastmaster control room(主控室)circulating water pump(循环水泵)RTU(remote control unit)carrier wave(载波)lancing吹灰,soot blower吹灰枪guide rail导轨dispatch调度speed governor(调速器)rated condition额定工况,nominal rating额定功率,电力系统专业英语词汇(常用基本词汇),normal,Power system operating states,restorative,alert,In extremis,emergency,