電力專業(yè)英文

1、電力系統(tǒng)powersystem發(fā)電機generat勵磁excitation勵磁器excit電壓voltage電流current升壓變壓器stepuptransfmer母線bus變壓器transfmer空載損耗noloadloss鐵損ironloss銅損copperloss空載電流noloadcurrent有功損耗activeloss無功損耗reactiveloss輸電系統(tǒng)powertransmissionsystem高壓側(cè)highsid

2、e輸電線transmissionline高壓highvoltage低壓lowvoltage中壓dlevoltage功角穩(wěn)定anglestability穩(wěn)定stability電壓穩(wěn)定voltagestability暫態(tài)穩(wěn)定transientstability電廠powerplant能量輸送powertransfer交流AC直流DC電網(wǎng)powersystem落點point開關(guān)站switchstation調(diào)節(jié)regulation高抗highv

3、oltageshuntreact并列的apposable裕度margin故障fault三相故障threephasefault分接頭tap切機generattriping高頂值highlimitedvalue靜態(tài)static(state)動態(tài)dynamic(state)機端電壓控制AVR電抗reactance電阻resistance功角powerangle有功（功率）activepower電容器Capacit電抗器React斷路器Brea

4、ker電動機mot功率因數(shù)powerfact定子stat阻抗impedance功角powerangle電壓等級voltagegrade有功負載:activeloadPLoad無功負載reactiveload檔位tapposition電阻resist電抗reactance電導(dǎo)conductance電納susceptance上限upperlimit下限lowerlimit正序阻抗positivesequenceimpedance負序阻抗ne

5、gativesequenceimpedance零序阻抗zerosequenceimpedance無功（功率）reactivepower功率因數(shù)powerfact無功電流reactivecurrent斜率slope額定rating變比ratio參考值referencevalue電壓互感器PT分接頭tap仿真分析simulationanalysis下降率drooprate傳遞函數(shù)transferfunction框圖blockdiagram受

6、端receiveside同步synchronization主變壓器maintransfmer升壓變壓器stepuptransfmer降壓變壓器stepdowntransfmer工作變壓器operatingtransfmer備用變壓器stbytransfmer公用變壓器commontransfmer三相變壓器threephasetransfmer單相變壓器singlephasetransfmer帶負荷調(diào)壓變壓器onloadregulati

7、ngtransfmer變壓器鐵芯transfmerce變壓器線圈transfmercoil變壓器繞組transfmerwinding變壓器油箱transfmeroiltank變壓器外殼transfmercasing變壓器風(fēng)扇transfmerfan變壓器油枕transfmeroilconservat(∽drum變壓器額定電壓transfmerretedvoltage變壓器額定電流transfmerretedcurrent變壓器調(diào)壓范圍t

8、ransfmervoltageregulationrage配電設(shè)備powerdistributionequipmentSF6斷路器SF6circuitbreaker開關(guān)switch按鈕button隔離開關(guān)isolatdisconnect真空開關(guān)vacuumswitch刀閘開關(guān)knifeswitch接地刀閘earthingknifeswitch電氣設(shè)備electricalequipment變流器currentconverter電流互感器c

9、urrenttransfmer電壓互感器voltagetransfmer電源powersource交流電源ACpowersource直流電源DCpowersource工作電源operatingsource備用電源Stbysource強電strongcurrent弱電weakcurrent繼電器relay信號繼電器signalrelay電流繼電器currentrelay電壓繼電器voltagerelay跳閘繼電器trippingrelay