参考文稿1bcfc-英语

1、S Drafted Checked ReviewedApprovedBCHENGGANG NUCLEARPLANT PHASE I (21000MW)文件编码 DOC. S Drafted Checked ReviewedApprovedBCHENGGANG NUCLEARPLANT PHASE I (21000MW)文件编码 DOC. LCA - 48V DCerSupplyforLNEInverter System ManualChapter6Project文件类Sub-ItemEngineeringSBA:LCA- 48V DCB:C:国家甲级工咨甲中广核工程设 Certificatio

2、nNO:NationalAgradeengineeringCertificationNO:编ernal CP0905-DE-GN-isthepropertyofCNPDCItmustnotbeused、reproduced、transmittedordisclosedwithout the prior written permisof CNPDC 本文件之LCA-48VerSupplyforLNEInverterSystemChapter 6 版版日状编Drafted 校Checked 审Reviewed 批Approved 修改说明Modification-ALCA-48VerSupplyf

3、orLNEInverterSystemChapter 6 版版日状编Drafted 校Checked 审Reviewed 批Approved 修改说明Modification-ALCA-48VerSupplyforLNEInverterSystemChapter 6 PLANTPHASELCA-48VerSupplyforLNEInverterSystemChapter 6 PLANTPHASEILCA-48VerSupplyforInverterSystemManual Chapter 6 ControlLCA-48VerSupplyforLNEInverterSystemChapter 6

4、 LCA-48VerSupplyforLNEInverterSystemChapter 6 文件修版日章页修改范围及依ABLCA-48VerSupplyforLNEInverterSystemLCA-48VerSupplyforLNEInverterSystemChapter 6 CONTROLOGPUTERIZED CONTROLAND INFORMATION AVAILABLE TO THE CONVENTIONAL CONTROLAND INFORMATION AVAILABLE TO THE ERSUPPLYLCA-48VerSupplyforLNEInverterSystemRev

5、Chapter 6 6.1Control ManualcontrolsareprovidedforsystemTheLCA-48VerSupplyforLNEInverterSystemRev Chapter 6 6.1Control ManualcontrolsareprovidedforsystemThelistsofcontrol andioncomponentsarehe chargerand switchboardoperationand6.2 Logic enanceSeeogSeeComputerizedcontrolandinformationavailabletotheSee

6、 appendix.Computerizedcontrolandinformation See appendix.ConventionalcontrolandinformationavailabletotheSee appendix.Conventionalcontrolandinformation Not applicable.OperatingUndernormaloperation,thesystemd bythe charger fedfrom the380V Aftertheinitialstartup,nonormaloperationisThe followingare adju

7、sted oninitialchangervoltagecharger- groundetectoralarm-voltagesensingrelay-singrelayThissystemisnormallyalwaysinOperating6LCA-48VerSupplyforLNEInverterSystemRev Chapter 6 Charger tripernalWhen onecharger tripped charger ernalfault,allof loadscanbetransferredtoThis LCA-48VerSupplyforLNEInverterSyste

8、mRev Chapter 6 Charger tripernalWhen onecharger tripped charger ernalfault,allof loadscanbetransferredtoThis is caused ing combinedwithingbreaker a short-circuit on the DC busbars; as a result, there is no LCAer Beginningofbatterydischarge hiscontext,chargerisnotavailableforVoltage low hischeckvolta

9、geof the high voltage setting is a sign ulty charger case,switchovertothestandbyof the low voltage setting is a sign of continued battery already revealed by the beginning of battery discharge alarm. If the voltage cannot be restored with the chargers, it will continue to drop; the operator monitors

10、 this drop locally and manually trips the switchboard as soon as the threshold 41V is reached.Insulationfault Automatic lectionbyitioningersupplyLossof 48VDCPartsCharger-and signal torlightForlossandrecoveryof380Versupplytochargers,seeRecoveryof48VDCrestoresPartsignalinputs,torlightLCA-48VerSupplyfo

11、rLNEInverterSystemRev Chapter 6 6.4.1 Computerized IDAUXI.-48VY-AXLCA VOLTAGE R-AXLCA001RDY-AXLCA002RDY-ABATT.FUSEY-AGROUND FAULT-Y-A-OUTGO. BREAKER Y-AGROUNDLCA-48VerSupplyforLNEInverterSystemRev Chapter 6 6.4.1 Computerized IDAUXI.-48VY-AXLCA VOLTAGE R-AXLCA001RDY-AXLCA002RDY-ABATT.FUSEY-AGROUND F

12、AULT-Y-A-OUTGO. BREAKER Y-AGROUND FAULT-R-A-BATT. DISCHG. Y-A-XLCA-48VG-A-R-A-Y-A-LCA-48VerSupplyforLNEInverterSystemRev Chapter 6 6.4.2 Computerized control and IDDisplay AUXI.-48V-AXLCA VOLTAGE -AXLCA001RD-AXLCA002RD-ABATT.FUSE-A1GROUND FAULT-A-OUTGO. BREAKER -A2GROUND FAULT-A-BATT. DISCHG. -A-XLC

13、A-48V-A-A-A-A-001JA -A-LCA-48VerSupplyforLNEInverterSystemRev Chapter 6 6.4.2 Computerized control and IDDisplay AUXI.-48V-AXLCA VOLTAGE -AXLCA001RD-AXLCA002RD-ABATT.FUSE-A1GROUND FAULT-A-OUTGO. BREAKER -A2GROUND FAULT-A-BATT. DISCHG. -A-XLCA-48V-A-A-A-A-001JA -A-A-A-A-005JA -A-A-LCA-48VerSupplyforLNEInverterSystemRev C