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1、湖南大學碩士學位論文基于MSP430和互操作性協議的電能表研究與設計姓名:雷利兵申請學位級別:碩士專業(yè):電子科學與技術指導教師:朱青20090420基于MSP430和互操作性協議的電能表研究與設計‘AbstractMulti—functionelectronicwatt—hourmeterhasbeenwidelyappliedintheelectricpowerdepartment,andthegrowingdemandforpowe

2、rmeasurementandmanagementalsopromotethedevelopmentofwatthourmetertechnologyInthispaper,ahighaccuracy,interoperableandwithmarketcompetitivenesselectronicmultifunctionwatt。hourmeteriSresearchedanddesignedtomeettheneedsofth

3、eelectricpowersectorforhigh—precision,multifunctionalandinteroperablewatthourmeterInthebeginningofthisarticletheresearchbackgroundandsignificanceisintroduced,thedevelopmentanddirectionofmultifunctionelectronicenergymeter

4、wassummarizedAndthenthebasicprinciplesofelectronicwatthourmetermeasurementISresearched,thesynchronoussamplingalgorithmprincipleappliedinthispaperisanalyzedandthecommunicationprotocolswithinteroperabilityIEC62056iSintrodu

5、cedThedesignmethodofelectronicwatthourmeterhardwareandsoRwareisanalyzedstresslyinthispaperInhardwarepart,theoverallschemedesignandcircuitdesignwithfunctionalneedsisanalyzed,andthecircuitdesignofeachunitisdividedIntomeasu

6、ringmicrocomputer(MCU)module,powersupplyunit,thesinglechipmodulesoffunctionalmanagement,keyanddisplayunit,internalmemoryunit,communicationunitandrealtimeclockunitAfterthecircuitanalysisanddesign,therealizationoftheWatt—h

7、ourmeterwithreliableandstablehardwareisconsistentInsoftwarepart,theoverallprogrammethodisdesignedandintroducedandthemeasurementMCUandmanagementMCUisdividedintotwopartfordesignInmeasurementMCUmodule,theautomaticdetermined

8、methodoftheacquisitioncurrent,theprogrammethodofdataacquisitionandprocessingiSachieved,andtherequiredelectricalparametersandtheelectricenergydataisobtainedthroughthesoftwaresynchronizationalgorithmInmanagementMCUmodule,t

9、heenergycalculationmethod,themetermodelsinaccordancewithIEC62056andmaximumdemandmeasurement,multirate,keysanddisplavaredesigned,andthentheIEC62056standardsoftwareprotocolstackimplementationisgivenThesoftwaredesignmethodi

10、sinstrictaccordancewiththemodulardesignFinaly,theerrorsanditsimpactandcompensationofboththehardwareandsoftwaremodelisanalyzed;afterthebasicparametersandthemaindesignspecificationsinaccordancewiththerelevantnationalstanda

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