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445200910ChineseJournalofShipResearchVol.4No.5Oct.2009:2008-09-03:(1963-),,。:1,。,。,,:、、、[1]、[2,3]、[4]SPWM。,SPWM[5,6]。,,,SPWM、1221,1160052,430064:SPWM,。SPWM,,,,。,SPWM,,,。:SPWM;;;:TM743:A:1673-3185(2009)05-54-05ModelingandSimulationofVoltageandCurrentDoubleLoopControlBasedonSPWMInvertersZhuCheng-bang1LiLe2WangXiao-peng21TheNavalRepresentativeOffice,DalianShipbuildingHeavyIndustryCo.,Dalian116005,China2ChinaShipDevelopmentandDesignCenter,Wuhan430064,ChinaAbstract:Comparingwithotherinverterscontrolstrategy,voltageandcurrentdoubleloopcontrolbasedonSPWMinvertersaresuperiorincapabilitiesthoughthecontrollerparametersdesignissignificantanddifficult.Inthispaper,thesystemcontrolmodelhasbeenconstructedintermsofinvertersofSPWMvoltageandcurrentdoubleloopcontrolstrategy,andthecurrentinnerloopandvoltageouterloopcontrollerparametersdesignhasbeenproposedwiththeoreticalvalidationofclassiccontroltheorycriterion.TheSPWMvoltageandcurrentdoubleloopcontrolsystemmodelsimulationprovidedwithdesignedcontrollerparametersshowsthatthesystemdesignisreasonableandtheeffectissatisfying.Keywords:SPWM;inverter;voltageandcurrentdoubleloop;simulation5。2SPWM1,,,PI;,SPWM。,,,,。,。3L、C,[7]2。E,R,L,C,KL,KU,KPWMPWM。,PI(Kps+KI)/s,。,K,,PWMPWM。3.12[8],[9]。UO,,,UO,3。K,:GLK=KLLs(1),K,:GLK′=KKLLs(2)1∶500,200Ω,KL:KL=1500×200=0.4(3),,1/5(Fs=20kHz)。,4kHz。(2),k。K×0.41.2×10-3×(jω)ω=2π×4000=1(4)(4):K=75。GLB:GLB=KKLLs1+KKLLs=25000s+25000(5)(1)(2)GLK=KLLs=333.33s(6)GLK′=KKLLs=25000s(7)(6)(7),4(a),(b)。:SPWM、5544,KL(ω)≥0,φ(ω)-π,S,。3.2,,,1,5。PI,GUK:GUK=KURRCs+1(8),UO,PI,GUK′:GUK′=KPs+KIsKURRCs+1=KUR(KPs+KI)s(RCs+1)(9)KU=0.01,R=50Ω,C=10μF。PI,,ωC:ωC=1RC=2000rad/s(10)PI3140rad/s,PI6280rad/s,(8)(9),。KIKP=3140KUR(KPs+KI)s(RCs+1)s=j6280=≥≥≥≥≥≥≥≥≥≥≥≥≥1(11)(11)KP=5.89KI=1849≥5PIGPI:GPI=5.89s+18495s(12)(9)(12),PIGUB:GUB=KUR(KPs+KI)s(RCs+1)1+KUR(KPs+KI)s(RCs+1)=5.89×103s+1.85×107s2+7890s+1.85×107(13)(8)(9)GUK=1000s+2000(14)GUK′=5890s+1.85×107s2+2000s(15)(14)、(15),6(a)PI,6(b)PI。,PI81.5°,。4MATLABSimulink,SPWM[10-12],1,(a)555045403530Magnitude/dBFrequency/rad·s-1-89-89.5-90-90.5-91Phase/(°)100101(b)4908580757065Magnitude/dBFrequency/rad·s-1-89-89.5-90-90.5-91Phase/(°)1001015651E/VL/mHC/μFR/ΩUO/VF/HzFs/Hz4501.2105022050200007。7(a)(b),(c)(d)。,,,,,。5SPWM,。,;PI,:SPWM、574analysisofshutdownsystem[J].AnnalsofNuclearEnergy,2005,32(1):63-87.[6]MIZUNOY,NINOKATAH,FINNICUMDJ.Risk-in-formeddesignofIRISusingalevel-1probabilisticriskas-sessmentfromitsconceptualdesignphase[J].ReliabilityEngineeringandSystemSafety,2005,87(2):201-209.[7]HOLYJ.SomeinsightsfromrecentapplicationsofHRAmethodsinPSAeffortandplantoperationfeedbackinCzechRepublic[J].ReliablityEngineeringandSystemSafety,2006,83(2):169-177.[8],,.[J].,2006,35(2):22-24.[9],,.[M].:,2007.[10],.[M].:,2006.[11],.RCM[C]//.(9).:,2007.[12],.RCM[C]//.(9),:,2007.(53)。,,。:[1]CHENYK,WUTF,WUYE,etal.Acurrent-sharingcontrolstrategyforparalleledmulti-invertersystemsusingmicroprocessor-basedrobustcontrol[J].ElectricalandElectronicTechnology,2001.TENCON.ProceedingsofIEEERegion10InternationalConference,2001,2(1):647-653.[2].:[D].:,2003.[3],,,.[J].(),2003,31(12):25-28.[4].DC-AC[D].:,2003.[5],,,.PI[J].,2005,24(2):52-54,59.[6],.DSP[J].,2004,38(3):20-21,64[7].[D].:,2006.[8]ITOY,IYAMAO.ParallelredundantoperationofUPSwithrobustcurrentminorloop[C]//ProceedingsofthePowerConversionConferencePCC,Nagaoka,1997.[9],,.[J].,2005,39(3):14-16.[10],,.MATLABTIG[C]//2003,2003.[11],,,.S-Function[J].,2004,38(3):89-91.[12],,.[J].(),2005,15(1):1-4.!!!!!!!!!!!!!!!!!!!!!!!!!!58
本文标题:基于SPWM控制的电压_电流双环逆变器建模及其仿真
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