基于MSP430F149的電力參數(shù)綜合監(jiān)測(cè)裝置的研究與開(kāi)發(fā).pdf

1、河海大學(xué)碩士學(xué)位論文基于MSP430F149的電力參數(shù)綜合監(jiān)測(cè)裝置的研究與開(kāi)發(fā)姓名：錢君霞申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：控制理論與控制工程指導(dǎo)教師：尹斌20050326河海大學(xué)碗上學(xué)位論文AbstractTomeetthedemandofpowersupplyquafftymonitoringandelectricnetworkautomation，thethesisdevelopsthiselectricparametercomprehen

2、sivemonitoringdevicethatisbasedonMSP430F149Thedevicemayperformrealtimemeasuringoffrequencyeffectivevalueofvoltageandcurrent，powerfromthethirdtofifteenthharmonicwaveandtime—sharingelectricenergyetcItmayalsorealizedouble—c

3、ircuitswitchoverfaulttreatmentandcommunicating，Aftercompletingdesigninganddebuggingthedevice，thefollowingconclusionsandfindingsaredrawn：ThepracticalapplicationofMSP430F149’ShighspeedmultichannelADCl2module，multifunctiona

4、lI／0portsandconvenientdoubleUSARTonthedevicefullyshowsthatMSP430F149hastheadvantagesoffastspeedandhighefficiencywhenitisappliedtothedataacquisitionsystemThemeasuringValuesoftheelectricparametersshowthatharmonicwaveindeed

5、hassomeinfluenceonthequalityofpowersupplyBydebuggingandcomparingtheimprovedreal—numberFFTalgorithmandPluralFFTalgorithm，itisconcludedthattheformeroneismuchbetterthanthelatteroneSinceFFTalgorithmthatisusedtoanalyzefrequen

6、cy—spectrummaycausefrequency1eakageandfrequency—spectrumaliasingthesystemadoptsCCRmoduleofMSP430F149torealizefrequencytracingteduceleakageandmeanwhileitdesignsanimprovedfirst—orderRCanalogLPfilterandawindow—functionFIRdi

7、gitalLPfiltertoreducealiasing，theMatlabsimulatingresultsproofthatthetwomethodsarebotheffectiveandcorrectOnthebasisofdrawingtheaboveconclusionsandfindings，thethesisalSOdiscussesthehardwareandsoftwarefactorsthataffecttheme

8、asuringaccuracyofthedeviceandgivesthecorrespondingimprovingmeasuresAtlastaccording幻MSP430F149’Scharacteristics，itdiscussestheanti—interferencemeasuresthatthedeviceadoptsKeywords：MSP430F149；ElectricParameter；Harmonic—Wave