电力系统专业英语

1、U电力系统 power system发电机 generator励磁 excitation励磁器 excitor电压 voltage电流 current升压变压器step-up transformer母线bus变压器 transformer空载损耗no-load loss铁损 iron loss铜损 copper loss空载电流 no-load current有功损耗 active loss无功损耗 reactive loss输电系统 power transmission system高压侧 high side输电线 transmission line高压 high voltage低压 low

2、 voltage中压 middle voltage功角稳定 angle stability稳定 stability电压稳定 voltage stability暂态稳定 transient stability电厂 power plant能量输送 power transfer交流AC直流DC电网 power system落点 drop point开关站 switch station调节 regulation高抗 high voltage shunt (逃避)reactor并歹U 的 apposable裕度margin故障fault三相故障 three phase fault分接头tap切机 gen

3、erator triping高顶值 high limited value静态 static (state)动态 dynamic (state)机端电压控制 AVR电抗 reactance电阻 resistance功角 power angle有功（功率）active power电容器 Capacitor电抗器Reactor断路器Breaker电动机 motor功率因数 power-factor正子 stator阻抗 impedance功角 power-angle电压等级 voltage grade有功负载:active load PLoad无功负载 reactive load档位 tap pos

4、ition电阻 resistor电抗 reactance电导 conductance电纳 susceptance上限 upper limit下限 lower limit正序阻抗 positive sequence impedance负 序阻抗 negative sequence impedance零 序阻抗 zero sequence impedance无功（功率）reactive power功率因数 power factor无功电流 reactive current斜率slope额定 rating变比ratio参考值 reference value电压互感器 PT分接头tap仿真分析 sim

5、ulation analysis下降率 droop rate传递函数 transfer function框图 block diagram受端 receive-side同步 synchronization保护断路器circuit breaker摇摆swing阻尼 damping无刷直流电机 Brusless DC motor刀闸（隔离开关）Isolator机端 generator terminal变电站 transformer substation 给永磁同步电机 Permanent-magnet Synchronism Motor 异步电机 Asynchronous Motorthree-co

6、lumn transformer ThrClnTrans双绕组变压器double-column transformer DblClmnTrans固定串联电容补偿 fixed series capacitor compensation双回同杆并架double-circuit lines on the same tower单机无穷大系统one machine - infinity bus system励磁电流 Magnetizing current电磁场 :Electromagnetic fields装机容量installed capacity故障切除时间 fault clearing time强

7、行励磁reinforced excitation下降特性droop characteristics补偿度degree of compensation失去同步 loss of synchronization无功补偿 reactive power compensation极限切除时间 critical clearing time并联电容器shunt capacitor<线路补偿器LDC(line drop compensation)Electrical MachineryElectromagnetic FieldElectrotechnicsElectrical Machinery自动控制理

8、论Automatic Control Theory微机原理Principle of Microcomputer电路原理Principle of circuits电力系统稳态分析 电力系统暂态分析 电力系统继电保护原理 电力系统元件保护原理 电力系统内部过电压 模拟电子技术基础 数字电子技术 电路原理实验 电气工程讲座 电力电子基础 高电压工程 电子专题实践 电气工程概论 电子电机集成系统 电力传动与控制 电力系统继电保护Steady-State Analysis of Power SystemTransient-State Analysis of Power SystemPrinciple o

9、f Electrical System's Relay ProtectionProtection Principle of Power System 's ElementPast Voltage within Power systemBasis of Analogue Electronic TechniqueDigital Electrical TechniqueLab. of principle of circuitsLectures on electrical power productionBasic fundamentals of power electronicsHi

10、gh voltage engineeringTopics on experimental project of electronicsIntroduction to electrical engineeringElectronic machine systemElectrical Drive and ControlPower System Relaying Protection主变压器 升压变压器 降压变压器 工作变压器 备用变压器 公用变压器main transformerstep-up transformer step-down transformer operating transfor

11、mer standby transformer common transformer三相变压器单相变压器带负荷调压变压器变压器铁芯变压器线圈变压器绕组变压器油箱变压器外壳变压器风扇变压器油枕变压器额定电压变压器额定电流变压器调压范围配电设备SF6断路器开关按钮隔离开关真空开关刀闸开关接地刀闸电气设备变流器电流互感器电压互感器电源交流电源直流电源工作电源备用电源强电弱电继电器信号继电器电流继电器电压继电器跳闸继电器合闸继电器中间继电器时间继电器three-phase transformersingle-phase transformeron-load regulating transformer

12、 transformer coretransformer coiltransformer windingtransformer oil tanktransformer casingtransformer fantransformer oil conservator( s drum transformer rated voltage transformer rated currenttransformer voltage regulation rage power distribution equipment SF6 circuit breakerswitchbuttonisolator,dis

13、connectorvacuum switchknife-switchearthing knife-switch electrical equipmentcurrent convertercurrent transformervoltage transformerpower sourceAC power sourceDC power sourceoperating sourceStandby sourcestrong currentweak currentrelaysignal relaycurrent relayvoltage relaytripping relayclosing relay

14、intermediate relay time relay零序电压继电器zero-sequence voltage relay差动继电器 闭锁装置differential relaylocking device遥控遥信telecontroltelesignalisation遥测telemetering遥调teleregulation断路器breaker,circuit breaker少油断路器高频滤波器mini-oil breaker,oil-mini-mum breaker high-frequency filter组合滤波器combined filter常开触点常闭触点normally o

15、pened contactnormally closed contact并联电容parallel capacitance保护接地 熔断器 电缆protective earthing cutout,fusible cutout cable跳闸脉冲合闸脉冲tripping pulseclosing pulse一次电压primary voltage二次电压并联电容器secondary voltage parallel capacitor无功补偿器reactive power compensation device消弧线圈 母线 三角接法arc-suppressing coilBus,busbarde

16、lta connection星形接法原理图Wye connectionschematic diagram一次系统图二次系统图primary system diagramsecondary system diagram两相短路 三相短路 单相接地短路 短路电流计算two-phase short circuitthree-phase short circuitsingle-phase ground short circuitcalculation of short circuit current自动重合闸高频保护automatic reclosinghigh-freqency protection

17、距离保护distance protection横差保护纵差保护transverse differential protection longitudinal differential protection线路保护line protection过电压保护over-voltage protection母差保护bus differential protection瓦斯保护Buchholtz protection变压器保护transformer protection电动机保护motor protection远方控制remote control用电量power consumption载波carrier故障fault选择性selectivity速动性speed灵敏性sensitivity可靠性reliability电磁型继电器electromagnetic无时限电流速断保护instantaneously over-current protection跳闸线圈trip coil工作线圈operating coil制动线圈retraint coil主保护main protectio