调匝接地装置试纲(中英文版)

TestPlanofAuto-tunningArc-SuppressionEarthingTransformer自动调谐消弧线圈接地装置试验大纲版本号/修订号说明编制审核扣：准业主审批时间文件编号电子文件名称编制单位:TestPlanofAuto-tunningArc-SuppressionEarthingTransformer自动调谐消弧线圈接地装置试验大纲编制:审核:2007年11月15日November15,20071x产品名称DescriptionofProducts自动调谐消弧线圈接地装置Auto-tunningarc-suppressionearthingtransformer2、试验依据StandardsGB10229-1988GB311.1-1997GB10229-1988GB311.1-1997电抗器Reactor高压输变电设备的绝缘配合InsulationcoordinationofHVpowerequipmentGB6450-1986GB6450-1986GB6450-1986干式电力变压器GB6450-1986干式电力变压器GB1094.1-1996DrytypepowertransformerGB1094.1-1996电力变压器第1部分总则PartIGeneral,PowertransformerGB1094.3-2003电力变压器第3部分绝缘水平和绝缘试验PartIIIInsulationlevelandinsulationtest,PowertransformerDL/T620-1997交流电气装置的过电压保护和绝缘配合InsulationcoordinationofOver-voltageprotectionOfACelectricalequipment3、例行试验RoutineTest高压主回路电阻测量ResistanceMeasurementofmainHVcircuit.用回路电阻测试仪测量高压主回路电阻，同时记录环境温度。TomeasuretheresistanceofmainHVresistancewithCIRCUITRESISTANCEMETER.绝缘电阻测量InsulationResistanceMeasurement用指示量限不低丁T0000MQ、开路端电压为2500V、准确级不低于20级的兆欧表分别测量高压主回路、低压主回路、控制回路对地的绝缘电阻，同时记录环境温度和相对湿度，绝缘电阻应符合下表的规定：TomeasuretheinsulationresistancesofHVmaincircuit,LVmaincircuit,controllingcircuitwithMEGGARMETER(Indicationrange

morethan10000MQ,voltageatopencircuit2500V,accuracyclassmorethan20),atthesametimetorecordtheambienttemperatureandhumidity.Theinsulationresistanceshallbeasperthetablebelow:电压等级VoltageClass测试环境：温度〈40℃Ambienttemperature湿度＜85%Ambienthumidity测试环境：温度＜40℃Ambienttemperature湿度85%〜95%Ambienthumidity测试环境：温度〈40℃Ambienttemperature湿度＞95%Ambienthumidity＜lkVN50MQ^10MQ3kV6kV2200MQ2100MQ10kV15kV2300MQ20kV35kV21000MQ三200MQ3外施耐压试验Powerfrequencywithstandtest试验电压应分别加在高压主回路、低压主回路、控制回路对地间，试验电压施加时间为60s,试验电压应符合下表的规定：ThetestingvoltageshallbeappliedtoHVcircuit,LVcircuit,controllingcircuit-earthing.Thetestingtimeisfor60s.Thetestingvoltageshallasperthetablebelow:加压端VoltageInjectedterminal外施耐受电压(kV)Withstandvoltage高压主回路电压HVcircuit(kV)62510353570低压主回路LVcircuit2.5控制回路Controllingcircuit2中性点电压检测试验Voltagemeasurementofneutralpoint分别在3%、5%、10%、30%、70%、100%额定电压下测量中性点电压值,接地装置的测量误差不得大于5%oTomeasurethevoltageofneutralpointat3%,5%,10%,30%,70%and100%ofratedvoltage,themeasurementdeviationoftheearthingtransformershallbelessthan5%.中性点电流检测试验Currentmeasurementofneutralpoint分别在3%、5%、10%、30%、70%、100%额定电流下测量中性点电流值,接地装置的测量误差不得大于5%0Tomeasurethecurrentofneutralpointat3%,5%,10%,30%,70%and100%ofratedcurrent,themeasurementdeviationoftheearthingtransformershallbelessthan5%.6电容电流检测试验Capacitancecurrentmeasurement模拟接地装置实际工况，在电容电流范围内制造模拟电容值，通过接地装置测量电容电流值，接地装置测量误差不得超过5虬Tosimulatetheactualoperationconditiontosimulatethecapacitanceatrangeofcapacitancecurrent,tomeasurecapacitancecurrentpassingthroughtheearthingtransformer,themeasurementdeviationshallbelessthan5%.电抗-电流曲线测定Reactance-currentcurvemeasurement在额定电压下，根据产品设计电流调节范围，由小到大逐级调节消弧线圈参数，测定消弧线圈在规定范围的电抗-电流曲线。接地装置的补偿电流调节范围应不小于最大额定补偿电流的60%,电流调节级差应保证残流控制要求。Atratedvoltage,stepbysteptoadjustthearc-suppresionearthingtransformerfromsmalltolargetomeasurethereactance-currentcurveatcertainrangeaccordingtodesignedcurrentregulationrange.阻尼电阻投入，短接（保护）试验Dampingresistancerun,short-curcuit(protection)test阻尼电阻短接控制装置根据中性点电压或阻尼电阻端电压，控制阻尼电阻的投入和短接，整定误差应不大于5%。Dampingresistanceshort-curcuitcontrollingequipmentcontroltorundampingresistanceorshort-curcuitaccordingtovoltageofneutralpointorterminalvoltageofdampingresistance,adjustingdeviationshallbelessthan5%.控制器功能试验Functiontestofthecontroller控制器在上述3.4、3.5、3.6、3.7、3.8试验过程中能正常工作并能在各种保护整定值内动作或输出信号。Thecontrollerworksnormally,actcorrectlyoroutputsignalsduringthetestof3.4,3.5,3.6,3.7,3.8.阻尼电阻阻