电力系统专业词汇ppt课件.ppt
电力系统专业词汇ppt课件 Still waters run deep.流静水深流静水深,人静心深人静心深 Where there is life,there is hope。有生命必有希望。有生命必有希望电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇1)1)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(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),distribution system(配电系统)zasynchronous motor(),synchronous motor/machinezbus,feeder,underground cable2zexcitation 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),conductor(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 curtailment(削减负荷),load shedding(甩负荷)zdynamic performance(动态特性)zplanning,design,and operation of power systemzpower system operating states电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇2)2)3电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇3)3)zSCADA(Supervisory Control and Data Acquisition)zstate estimation(状态估计)zreliability,stabilityzreclosing facilityzpermanent phase-to-ground fault,zcircuit breaker(断路器),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(ULTC)有载调节分接头zreactive power compensation(无功补偿)4电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇4)4)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 protection equipmentznonlinear time domain responsezpower transfer capacitor of a transmission linezshunt compensation(并联补偿)5电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇5)5)z 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)zreheat safety valve(再热安全阀)zPSS:power system stabilizerzdigital filter(数字滤波)ztie linezfault-clearing timezsimplified modelzthree-winding transformer6电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇6)6)zHarmoniczload characteristicszload modellingznetwork equationznode admittance matrixzobservabilityzQR transformation methodzline losszshaft system modelzsalient pole rotorzsolid round rotorzphasor diagramzclassical modelzsimplified model7电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇7)7)zautotransformerztransmission 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yovercurrent 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 service(厂用电)zpumped storage(station)抽水蓄能(电站)8电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇8)8)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/GISzEMSzDMSzDA9电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇9)9)zsimplified modelzsteam turbinezhydraulic turbinezload forcastzmaster control room(主控室)zcirculating water pump(循环水泵)zRTU(remote control unit)zcarrier wave(载波)zlancing吹灰,soot blower吹灰枪zguide rail导轨zdispatch调度zspeed governor(调速器)zrated condition额定工况,nominal rating额定功率10电力系统专业英语词汇电力系统专业英语词汇(常用基本词汇常用基本词汇)normalzPower system operating statesrestorativealertIn extremisemergency
