PDF-有源电力滤波器中空间矢量脉宽调制模块的仿真研究

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:(1983-),,,,;(1967-),,,,、。,(,100029):(SVPWM),Matlab/SimulinkS,,。,SVPWM。:;;S;:TP391.9:A:1672-7800(2009)09-0027-020(SPWM),、、、、、、,。Matlab,。111。,a、b、c3。Sk(k=a,b,c)Sk=1,,0,,,α-β,C32,uαuβ,,=C32uaubuc,,,,,,,,,,,,,,,,,,=23姨1-12-1203姨2-3姨2,,,,,,,,,,,,,,,,,,,,,,uaubuc,,,,,,,,,,,,,,,,,,α-β,。UOUT=uα+juβα-β,。2,8,66,。,2。6,N(N=0,1,2,3,4,5)。2Uoutα-β:60°,,。0,03U0、U000、U60,,TsUOUT,,3U0、U000、U60T1、T0、T2UOUTTs=U0T1+U000T0+U60T2Ts=T1+T2+T3,2SimulinkSimulinkMATLAB,SoftwareGuide8%920099Vol.8No.9Sep.20092009、。,,,。S。3,4S(3),SVPWM_DELAY,SVPWM_I_TO_V,SVPWM_11,SVPWM_2。3SSVPWM_DELAY,SVPWM_I_TO_V,C32,,SVPWM_11,SVPWM_2,PWM,。fixed-step,1e-6,taskingmodesingletasking,SVPWM_I_TO_V,L0.5mH,R5Ω,SVP-WM_112e-4,5kHz,SVPWM_11SVPEM_2。SVPWM_113uα、uβt;6N(x(2)),t1,t2(x(3),x(4)),t0,t7(x(5),x(6)),t(u(3))。:ifu(1)0&&u(2)=0%x(1)=atan(u(2)/u(1));elseifu(1)0&&u(2)=0x(1)=atan(u(2)/u(1))+pi;……%endx(2)=fix(3*x(1)/pi)+1;ifx(2)==1%x(3)=sqrt(2)*TE*(sqrt(3)*u(1)/2-u(2)/2)/Vdc;x(4)=sqrt(2)*TE*u(2)/Vdc;elseifx(2)==2x(3)=sqrt(2)*TE*(sqrt(3)*u(1)/2+u(2)/2)/Vdc;x(4)=sqrt(2)*TE*(u(2)/2-sqrt(3)*u(1)/2)/Vdc;……%endifx(3)+x(4)TE%x(3)=x(3)*TE/(x(3)+x(4));x(4)=x(4)*TE/(x(3)+x(4));x(5)=0;x(6)=0;elsex(5)=(TE-x(3)-x(4))/2;x(6)=(TE-x(3)-x(4))/2;endy=[x(2),x(3),x(4),x(5),x(6),u(3)];4,5FFT。45FFT,6.05%,,,,,,,。,PWMPWM,5kHz,。3Matlab/Simulink,S,,。:[1],.[M].:28··SimulationMethodofSVPWMBasedonMatlab/S-functionAbstract:ThebasicprincipleofSpaceVectorPulseWidthModulation(SVPWM)isintroduced.EmployedinthesimulationofActivePowerFilter,thesimulationofSVPWMmodeunderMatlab/SimulinkcombiningS-functionisproposed,includingdesignmethodsandprogrammingoutlines.SimulationresultisalsogivenwhichiselementaryeffortforActivePowerFilterbasedonSVPWM.KeyWords:SpaceVector;ActivePowerFilter;S-function;Simulation,2006.[2],,,.[J].,2001(5).[3],,,.SIMULINKPWM[J].,2002(3).(:):(1988-),,,,。(,610207):、,413,。,,,,,,、。:;;;;:TP311.5:A:1672-7800(2009)09-0029-0311.1,,2001,。KentBeck16、()“”。:(1)。(2)。(3)。(4)。。,,,。1.2:(1),。,。(2)。,。。(3),。,。。(4),。(5),,。(6),,,。(7),。SoftwareGuide8%920099Vol.8No.9Sep.2009

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