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636LImprovementofVariableUniverseFuzzyControlleranditsApplication()ZHOUYONGLIZHI:,,,,TMS320LF2407:DSP;;;:TP273+.4:BAbstract:Meritsofvariableuniversefuzzycontrollerandpointsoutitsdefaultssuchashighsystemspendingandbadreal-timeper-formanceareanalyzedinthispaper.Weimprovevariableuniversefuzzycontrollerbyadaptingscalepartitionmethod.Atthesametime,weapplytheimprovedcontrollerintomotorspeedmodulationsystemandgiveprincipleofhardwareandsoftwaredesignintheimprovedcontrollerwhichtakesTMS320LF2407asthecore.Keywords:DSP,variableuniverse,fuzzycontroller,contraction-expansionfactor:1008-0570(2008)01-1-0041-02,,,,,,,,,,,,,,,,,,,,DSP,DSP,,,,,,,,,,,1,,10,,,,,,,,,,,e1ee0,a(x)=1;e2ee1,a(x)=0.7;e3ee2,a(x)=0.1,,,,,,(01),,,,,,,,,,2,,,,,1,eec,u,,,,QeQecQu,,,53582-940/PC200::0701-241--()2008241-1366,,,,1,,,,,,,,,x(-E,E),eec(1)(2)(1)(2)Ee0Eec0eec,,,Ee0r0.2,,,n-1n(1/21/4),,,:(10.50.20.1),,:1)e0.03125Ee0,ae=12)0.03125Ee0e0.00032Ee0,ae=0.53)0.00032Ee0e0.00001Ee0,ae=0.24)e0.00001Ee0,ae=0.1,,,,,,QeQeceec,(3)(3)Nmax,C00h(3)eec,e*ec*,u*u*,,,u*,,u*,u*auQuu*,Quau()()*Qu,PWM,PWM,,,,,1PWM,,PWM,1PWM,,33,,u1,PWM2,,8,,3IRFP450H,DSPPWMADuM1400CRWZIR2101H,22ADuM1400CRWZ,2.5,90,DSP,DSP,H,PWMMOSFETDSP,,MOSFETR10.05,30,30,4,(:220V,150W,50r/sec),,0.2%,:,,,,[],6,6(5)0/82-9420044uu1.-.2004.818.442--()2008241-136636,:,60%90%,170kW(28A),200kW(33A),,15%,13%;,,;,,;,257:S7-300PLCCitectSCADA,,,,,[1].[J].,2001(3):56-57.[2].[J].,2000,21(1):25-29.[3],.PLC[J],2005,21(7-1):81-82,36.[4]SiemensAG.SIMATICProgrammingwithSTEP7V5.1Manual[Z].2000[5]CitectCorporation.CitectSCADA[Z].2006.:(1972-),,,,,Biography:LiChang(1972-),Male(Chinese),receivedhisM.Eng.ofIndustrialAutomationfromNortheasternUniversity.HeisnowanengineerinDept.ofMechanicalandElectronicEngineering,GIfSTyy(519090)(GuangDongInstituteofScienceandTechnology)LiChangWuXiaoyanBaoXinhua:(519090)(:2007.10.05)(:2007.12.05)(32),,,,[1],.[J],,2005(7):21-23[2],.[M].:,2002[3].[M].:,1993:,,1959,,,:Biography:ZhuWei,male,theHannationality,bornin1959.GraduatedfromHarbinEngineeringUniversity.Associateprofessor,CollegeofMathematicsandComputerScience,JianghanUniversity,majorincomputercontrolsystemandintelligentmeter/device.(430056)(CollegeofMathematicsandComputerScience,JianghanUniversity,Wuhan,430056,China)ZhuWei:(430056)(:2007.10.03)(:2007.12.05)(42)[2]..,E.1999.2,29(1).[3]TexasInstrumentsIncorporated.FuzzyLogicMotorControlwithMSP430x14x.[4].TMS320LF2407[J].,2005.Vol.21.No.4::,1982,,;:,1965,,Biography:ZhouYong,male,bornin1982,postgraduate,professioninfuzzycontrolandmotioncontrolsystem.LiZhi,male,bornin1965,professioninembeddedtestcontrolsystem,automatictestbusandsystem.(541004)(5)(3)(5)50/82-94200uangdongnstituteocienceandechnolog.Hisresearchareaincludesindustrialautomationandembeddedsstem.:41004:2007.10.0:2007.12.04--