雙電源控制與保護(hù)裝置研究.pdf

1、同濟(jì)大學(xué)電子與信息工程學(xué)院碩士學(xué)位論文雙電源控制與保護(hù)裝置研究姓名：鄭劍輝申請學(xué)位級別：碩士專業(yè)：電力系統(tǒng)及其自動化指導(dǎo)教師：郭其一20090201AbstractABSTRACTDualpowersupplycontrolandprotectivedeviceisoneoftheimportantequipmentsinmeLVdistributionsystemItiswidelyappliedinfactoryairport，ho

2、spital仃剮flSfbnIlersubstationandSOontoensurecontinuouspowersupplyWiththedevelopmentofindustrythepopularizationofautomationandtheimprovementofthepeople’life，peoplehaveamoredistrictdemandofthereliabilityofpowersupplySothedu

3、alpowersupplycontrolandprotectivedevicebecomesmoreandmoreimportantHowevertheconditionisthattheresearchofautomatictransferswitchingequipments(ATSE)inourcountryismuchlaterthanabroad，andthetechnologytrailsthedevelopedcountr

4、yMostoftheindustries’productsareoftenusedanalogueordigitalcircuitAndthiskindofproductdoesn’thavewholefunctionsandoperatesinconvenientlyMoreovermostoftheproductsarenotpaidmuchattentiontotheirreliabilityandSOthatoftenoccur

5、faultsAccordingtotheproblemsdiscussedabove，thispaperfirstlyresearchesthepresentsituationandtrendofdualpowersupplycontrolandprotectivedeviceAndthenanewkindofintelligentdualpowersupplycontrolandprotectivedevicebasedontheMC

6、UisdetailedItgivesadetaildescriptionofthehardwaresystemandsoftwaresystemdesignTheproductcalldisplayselfdetectingparametersenactingandremotecommunicationfunctionstoachieveautomeasurementandoperate，avoidhumanoperationfault

7、SeveralfeasibleEMCmethodsaregivenSOthereliabilityandstabilityofsystemisguaranteedTomeetthedemandofremotecommunicational【indoffriendlyinterfacemonitorisdesignedItCanimplementremotestatedetectingandoperationAnditCanrecordt

8、hefaultinformationformaintenanceItisbecausethatourcountrydoesn’tpaymoreattentiontotheLVproducts’stabilitywhilestabilityisoneofthemostimportantaspectsofproducts’performance，SOduringtheproduct’SdevelopmentthispaperusesFaul

9、tModeEffectAnalysismethodtogenerallyanalysetheproduct’Sfaultmodeandfaulteffect，andusesFaultTreeAnalysismethodtobuildthefaulttreeandearlyoutqualitativeanalysismadquantitativeanalysisThecooperationofFMEAandFTACangiveafull—