PEC电气工程专业英语证书考试-常用的电气专业术语

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1、PEC电气工程专业英语证书考试•常用的电气专业术语inductionmachine感应式电机horseshoemagnet马蹄形磁铁magneticfield磁场eddycurrent涡流right-handrule右手定则left-handrule左手定则slip转差率inductionmotor感应电动机rotatingmagneticfield旋转磁场winding绕组stator定了rotor车令子inducedcuiTcnt感生电流time-phase时间相位excitingvoltage励磁电压solt槽lamination叠片laminatedcore

2、叠片恢芯short-circuitingring短E各环squirrelcage鼠笼rotorcore转了铁芯cast-aluminumrotor铸铝转子bronze青铜horsepower马力random-wound散绕insulation绝缘acmotor交流环电动机endring端环alloy合金coilwinding线圈绕组form-wound模绕performancecharacteristic丄作特性frequency频率revolutionsperminute转/分motoring电动机驱动generating发电per-unitvalue标么值bre

3、akdowntorque极限转矩breakawayforce起步阻力overhauling检修wind-drivengenerator风动发电机revolutionspersecond转/秒numberofpoles极数speed-torquecurve转速力矩特性曲线plugging反向制动synchronousspeed同步转速percentage百分数locked-rotortorque锁定转了转矩full-loadtorque满载转矩primemover原动机inrushcurrent涌流magnetizingreacance磁化电抗line-to-neut

4、ral线与中性点间的staorwinding定子绕组leakagereactance漏磁电抗no-load空载fullload满载Polyphase多相(的)iron-loss铁损compleximpedance复数阻抗rotorresistance转子电阻leakageflux漏磁通locked-rotor锁定转了choppercircuit斩波电路separatelyexcited他励的compounded复励demotor直流电动机demachine直流电机speedregulation速度调节shunt并励series串励armaturecircuit电枢电

5、路opticalfiber光纤interoffice局间的waveguide波导波导管bandwidth带宽lightemittingdiode发光二极管silica硅石二氧化硅regeneration再生，后反馈放大coaxial共轴的，同轴的high-perfoiTnance高性能的carrier载波mature成熟的SingleSideBand(SSB)单边带couplingcapacitor结合电容propagate传导传播modulator调制器demodulator解调器linetrap限波器shunt分路器AmplitudeModulation(AM调

6、幅FrequencyShiftKeying(FSK)移频键控tuner调谐器attenuate衰;J戒incident入射的two・wayconfiguration:线制generatorvoltage发电机电压degenerator直流发电机polyphaserectifier多相整流器boost增压timeconstant时间常数forwardtransferfunctionil•向传递函数errorsignal误差信号regulator调节器stabilizingtransformer稳定变压器timedelay延时directaxistransienttim

7、econstant肓轴瞬变时间常数transientresponse瞬态响应solidstate固体buck补偿operationalcalculus算符:演算gain增益pole极点feedbacksignal反馈信号dynamicresponse动态响应voltagecontrolsystem电压控制系统mismatch失配errordetector误差检测器excitationsystem励磁系统fieldcurrent励磁电流transistor晶体管high-gain高增益boost-buck升压去磁feedbacksystem反馈系统reactive