电力专业词汇.docx

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1、电气专业词汇电力系统powersystem发电机generator励磁excitation励磁器excitor电压voltage电流current升压变压器step-uptransformer母线bus变压器transformer空载损耗no-loadloss铁损ironloss铜损copperloss空载电流no-loadcurrent有功损耗activeloss无功损耗reactiveloss输电系统powertransmissionsystem高压侧highside输电线transmissionline高压highvoltage低压lowvoltage中压midd

2、levoltage功角稳定anglestability稳定stability电压稳定voltagestability暂态稳定transientstability电厂powerplant能量输送powertransfer交流AC直流DC电网powersystem落点droppoint开关站switchstation调节regulation高抗highvoltageshuntreactor并列的apposable裕度margin故障fault三相故障threephasefault分接头tap切机generatortriping高顶值highlimitedvalue静态sta

3、tic(state)动态dynamic(state)机端电压控制AVR电抗reactance电阻resistance功角powerangle有功（功率）activepower电容器Capacitor电抗器Reactor断路器Breaker电动机motor功率因数power-factor定子stator阻抗impedance功角power-angle电压等级voltagegrade有功负载:activeloadPLoad无功负载reactiveload档位tapposition电阻resistor电抗reactance电导conductance电纳susceptance上

4、限upperlimit下限lowerlimit正序阻抗positivesequenceimpedance负序阻抗negativesequenceimpedance零序阻抗zerosequenceimpedance无功（功率）reactivepower功率因数powerfactor无功电流reactivecurrent斜率slope额定rating变比ratio参考值referencevalue电压互感器PT分接头tap仿真分析simulationanalysis下降率drooprate传递函数transferfunction框图blockdiagram受端receive

5、-side同步synchronization保护断路器circuitbreaker摇摆swing阻尼damping无刷直流电机BruslessDCmotor刀闸(隔离开关)Isolator机端generatorterminal变电站transformersubstation永磁同步电机Permanent-magnetSynchronismMotor异步电机AsynchronousMotor三绕组变压器three-columntransformerThrClnTrans双绕组变压器double-columntransformerDblClmnTrans固定串联电容补偿fi

6、xedseriescapacitorcompensation双回同杆并架double-circuitlinesonthesametower单机无穷大系统onemachine-infinitybussystem励磁电流Magnetizingcurrent补偿度degreeofcompensation电磁场:Electromagneticfields失去同步lossofsynchronization装机容量installedcapacity无功补偿reactivepowercompensation故障切除时间faultclearingtime极限切除时间criticalcl

7、earingtime强行励磁reinforcedexcitation并联电容器shuntcapacitor<下降特性droopcharacteristics线路补偿器LDC(linedropcompensation)电机学ElectricalMachinery自动控制理论AutomaticControlTheory电磁场ElectromagneticField微机原理PrincipleofMicrocomputer电工学Electrotechnics电路原理Principleofcircuits电机学ElectricalMachinery