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ID:36800326
大小:2.67 MB
页数:111页
时间:2019-05-15
《基于DSP和可编程动作方程的备自投保护的研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、国电自动化研究院硕士学位论文ABSTRACTAdoptionofautomaticbuswansferequipmentisanimportantstepforenhancingthereliabilityofpowerconsumer.Withthedevelopmentofmodemelectrontechnology,CPUofhighintegrity,highperformanceandhighrefiabifityceaselessappearsandgrowsup,∞automationofpowersystemdevelopsveryfast.F
2、ortherequestofautomationconstruction,eRx矗allylayeredanddistributedautomationsystemused,thepowercomerbringforwardspecialrequeststoautomaticbustransferequipment.ThispaperdesignsandrealizesnewautomaticbustransferequipmentwhosehardwareconstructionpossesstheDSPandARMCMOSchip,andwiththefun
3、ctionofprogrammingtheoperationlogicforsatisfyingconsumer’sspecialrequests。DSP+MCU,doubleCPUhardwarestructureisemployedintheinstrument,’whichcomprisesdataacquisitionunits,digitalsignalprocessingunits,exportcontrolunitsandMMIunit.Thisinslrumentnotonlycanperformfunctionsofprotection&mon
4、itoringandallkindofautomaticbustransferfunction,includingbridge,line,andUamformerautomaticbustransferfunction,butalsopossessprogrammingtheoperationlogicf111础on.Furthermore9thisinstrumentalsoperformsthecurrentprotection,chargeprotectionandbackacceleratingprotection.Itisasuitofintegrat
5、edandfunction-completedautomaticbuswansferequipmentwhichaccordwithDIJT526-2002‘TechnologyQualificationOfStaticAutomaticBusTransferEquipmenO.TheinstrumentmakesuseoftheMC56F8346DSPCMOSchip.whichisfresh、producedbyMOTOROLACo.Thischipnotonlyhastheadvantagesoffastcomputingandhighreliabilit
6、y,butalsotheexcellenceofgoodcontrolperformance,abundantreSOHreeonthechip.ThisenhancestheperformanceofinstrumenLInaddition,theAT9IR40008ARMCMOSchipisadoptedintheinstmn尬nLItmakcsMMImanagingeasierandinformationdisplayingmorerichly.瞰paperfirstlybringforwardauewautomationbustransferequipm
7、entwhoseprogrammingtheoperationlogicisrealizedinLCDwiththemodeoftheoperationlogicequationconstructedbytheoperationelement.Severalanti-jammingmcasurc$arctakenindesigningthehardwareandsoftware,suchasfilter,photo-.electridtyisolationandburstinginto岵twoclosedown,whichCanmaketheequipmenth
8、ighlyreliabl
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