2015-09-18 16:49:55 +08:00
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clc
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clear
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%% <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɷ<EFBFBD>
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% [1]. <EFBFBD><EFBFBD>ΡΡ, <EFBFBD><EFBFBD>.A.<EFBFBD><EFBFBD>.A., һ<EFBFBD>ֽ<EFBFBD>ȷ<EFBFBD>ķ<EFBFBD><EFBFBD>ѵ<EFBFBD><EFBFBD>߱<EFBFBD><EFBFBD>泡ǿ<EFBFBD><EFBFBD><EFBFBD>㷽<EFBFBD><EFBFBD>. <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 2006(04): <EFBFBD><EFBFBD>92-96ҳ.
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% [2]. <EFBFBD><EFBFBD>ϰ<EFBFBD><EFBFBD>, <EFBFBD>ظ<EFBFBD>ѹֱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><EFBFBD><EFBFBD>Ż<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>о<EFBFBD>, 2012, <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD>ѧ.
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2015-10-08 14:01:55 +08:00
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% <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <EFBFBD><EFBFBD>.A.<EFBFBD><EFBFBD>.A., Analysis of Conductors<EFBFBD><EFBFBD> Surface Electric Field of UHVDC Transmission Lines Based on Optimized Charge Simulation Method. <EFBFBD>ߵ<EFBFBD>ѹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>, 2008(12): p. 2547-2551.
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2015-09-18 16:49:55 +08:00
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%%
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%<EFBFBD><EFBFBD><EFBFBD>ü<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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2015-10-08 14:01:55 +08:00
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semi_lineDistance=450;%<EFBFBD><EFBFBD><EFBFBD>Ѽ<EFBFBD><EFBFBD><EFBFBD>
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semi_lineCount=6;%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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ConductorX=[-11000,11000];%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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ConductorY=[22000,22000,];%<EFBFBD><EFBFBD><EFBFBD>߾<EFBFBD><EFBFBD>ظ߶<EFBFBD>
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2015-10-09 10:51:34 +08:00
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GroundX=[-11000,11000];%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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GroundY=[30000,30000];
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CSM_N=50;%ÿһ<EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD>ߵ<EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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2015-10-08 14:01:55 +08:00
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subconductorR=16.8;%<EFBFBD>ӵ<EFBFBD><EFBFBD>߰뾶
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phaseN=2;%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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2015-10-09 10:51:34 +08:00
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groundN=2;%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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2015-09-18 16:49:55 +08:00
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%%
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%<EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>ѹ
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2015-10-08 14:01:55 +08:00
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% Volt_=[1100/sqrt(3);1100/sqrt(3)*exp(1j*4/3*pi);1100/sqrt(3)*exp(1j*2/3*pi);];
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2015-10-09 10:51:34 +08:00
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Volt_=[800;-800;0;0];
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2015-09-24 14:38:43 +08:00
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Volt=[];
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2015-10-08 14:01:55 +08:00
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for vLoop=1:phaseN
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2015-09-24 14:38:43 +08:00
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Volt=[Volt;Volt_(vLoop)*ones(CSM_N*semi_lineCount,1);];
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end
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2015-10-09 10:51:34 +08:00
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for vLoop=1:groundN
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Volt=[Volt;Volt_(vLoop+phaseN)*ones(CSM_N,1);];
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end
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2015-09-18 16:49:55 +08:00
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%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD>ѵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>಼<EFBFBD>õ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>·<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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%<EFBFBD>ü<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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arc=2*pi/semi_lineCount;
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2015-09-23 19:02:32 +08:00
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CSM_arc=2*pi/CSM_N;
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2015-09-18 16:49:55 +08:00
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%<EFBFBD>ӵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵľ<EFBFBD><EFBFBD><EFBFBD>
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R=semi_lineDistance/2/sin(arc/2);
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%<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɵ<EFBFBD>λ<EFBFBD><EFBFBD>
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2015-10-09 10:51:34 +08:00
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r1=8;
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2015-09-19 15:22:49 +08:00
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error=10000;
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2015-09-23 20:11:25 +08:00
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step=1/10;
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2015-09-23 19:37:52 +08:00
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maxLoop=round((subconductorR-r1)/step);
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2015-09-23 19:02:32 +08:00
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for Loop=1:maxLoop;
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simulationChargePos=ones(CSM_N,1);
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2015-09-24 14:38:43 +08:00
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simulationChargeABCPos=[];
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2015-10-08 14:01:55 +08:00
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matchPos=[];
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2015-09-24 14:38:43 +08:00
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for I=1:CSM_N
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simulationChargePos(I)=exp(1j*((I-1)*CSM_arc+CSM_arc/2))*r1;%<EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD>תһ<EFBFBD><EFBFBD><EFBFBD>Ƕ<EFBFBD>
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end
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for phaseLoop=1:phaseN
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for sC=1:semi_lineCount
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simulationChargeABCPos=[simulationChargeABCPos;simulationChargePos+ConductorX(phaseLoop)+1j*ConductorY(phaseLoop)+exp(1j*((sC-1)*arc+arc/2))*R];%<EFBFBD>ƶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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2015-10-08 14:01:55 +08:00
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%ͬʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>
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matchPos=[matchPos;simulationChargePos/r1*subconductorR+ConductorX(phaseLoop)+1j*ConductorY(phaseLoop)+exp(1j*((sC-1)*arc+arc/2))*R];
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2015-09-23 19:37:52 +08:00
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end
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2015-09-19 15:22:49 +08:00
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end
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2015-10-09 10:51:34 +08:00
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%<EFBFBD><EFBFBD><EFBFBD>ߵ<EFBFBD>
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for groundLoop=1:groundN
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%simulationChargeABCPos=[simulationChargeABCPos;simulationChargePos+GroundX(phaseLoop)+1j*GroundY(phaseLoop)];%<EFBFBD>ƶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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simulationChargeABCPos=[simulationChargeABCPos;simulationChargePos+GroundX(groundLoop)+1j*GroundY(groundLoop)];%<EFBFBD>ƶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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%ͬʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>
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matchPos=[matchPos;simulationChargePos/r1*subconductorR+GroundX(groundLoop)+1j*GroundY(groundLoop)];
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% matchPos=[matchPos;GroundX(groundLoop)+1j*GroundY(groundLoop)];
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end
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2015-09-23 19:37:52 +08:00
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% simulationChargeAPos=simulationChargePos+ConductorX(1)+1j*ConductorY(1);
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% simulationChargeBPos=simulationChargePos+ConductorX(2)+1j*ConductorY(2);
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2015-09-24 14:38:43 +08:00
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% simulationChargePos=simulationChargeABCPos;
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2015-09-19 15:22:49 +08:00
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%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λϵ<EFBFBD><EFBFBD>
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2015-10-08 14:01:55 +08:00
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% H=diag(imag(simulationChargeABCPos));
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% r=subconductorR*eye(length(imag(simulationChargeABCPos)));%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD><EFBFBD>ξ<EFBFBD><EFBFBD><EFBFBD>
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2015-09-19 15:22:49 +08:00
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%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뵼<EFBFBD>ߵľ<EFBFBD><EFBFBD><EFBFBD>
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2015-09-24 14:38:43 +08:00
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matSimulationChargePos=repmat(simulationChargeABCPos,1,length(simulationChargeABCPos));
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2015-10-08 14:01:55 +08:00
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matMatchPos=repmat(conj(matchPos'),length(simulationChargeABCPos),1);
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CMS2MatchPointDistance=abs(matSimulationChargePos-matMatchPos);
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% conductor2conductorDistance=abs(conductor2conductorDistance-diag(diag(conductor2conductorDistance)));
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2015-09-19 15:22:49 +08:00
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matMirrorChargePos=conj(matSimulationChargePos);%<EFBFBD>鲿ȡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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2015-10-08 14:01:55 +08:00
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mirrorCharge2MatchPointDistance=abs(matMirrorChargePos-matMatchPos);
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% conductor2MirrorDistance=abs(conductor2MirrorDistance-diag(diag(conductor2MirrorDistance)));
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eslong=8.854187817*10^-12*1000;
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2015-10-09 10:51:34 +08:00
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eslong=1;
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2015-10-08 14:01:55 +08:00
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% P1=1/2/pi/eslong*log(2*H./r);
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% P1(isnan(P1))=0;
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P2=1/2/pi/eslong*log(mirrorCharge2MatchPointDistance./CMS2MatchPointDistance);
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% P2(isnan(P2))=0;
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% P=P1+P2;
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P=P2;
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2015-09-19 15:22:49 +08:00
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%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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QRI=P\Volt;
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%ѡ<EFBFBD><EFBFBD><EFBFBD>鵼<EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>Ƕ<EFBFBD>
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2015-09-23 20:11:25 +08:00
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vrfRelA=linspace(0,2*pi,200)';%vrf=verify
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2015-09-19 15:22:49 +08:00
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%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD>ߵ<EFBFBD>λ<EFBFBD><EFBFBD>
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2015-09-23 19:37:52 +08:00
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vrfRelPos=exp(1j*vrfRelA)*subconductorR;
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2015-09-19 15:22:49 +08:00
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%<EFBFBD>ƶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>꣬ʹ<EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĺ<EFBFBD>ʵ<EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>غϡ<EFBFBD>
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2015-09-23 19:37:52 +08:00
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vrfPos=[];
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2015-09-24 14:38:43 +08:00
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for phaseLoop=1:phaseN
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for sC=1:semi_lineCount
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vrfPos=[vrfPos;exp(1j*((sC-1)*arc+arc/2))*R+ConductorX(phaseLoop)+1j*ConductorY(phaseLoop)+vrfRelPos];
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end
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2015-09-23 19:37:52 +08:00
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end
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2015-10-09 10:51:34 +08:00
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for groundLoop=1:groundN
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vrfPos=[vrfPos;GroundX(groundLoop)+1j*GroundY(groundLoop)+vrfRelPos];
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end
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2015-09-19 15:22:49 +08:00
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%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD>λϵ<EFBFBD><EFBFBD>
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2015-09-24 14:38:43 +08:00
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matVrfPos=repmat(vrfPos,1,length(simulationChargeABCPos));
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vrf2ConductorDistance=abs(matVrfPos-repmat(conj(simulationChargeABCPos'),length(vrfPos),1));
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vrf2MirrorDistance=abs(matVrfPos-repmat(conj(conj(simulationChargeABCPos')),length(vrfPos),1));
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2015-09-19 15:22:49 +08:00
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Pij=1/2/pi/eslong*log(vrf2MirrorDistance./vrf2ConductorDistance);
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%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ
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V=Pij*QRI;
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2015-09-24 14:38:43 +08:00
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Vvalidation=[];
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for phaseLoop=1:phaseN
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Vvalidation=[Vvalidation;Volt_(phaseLoop)*ones(semi_lineCount*200,1);];
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end
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2015-10-09 10:51:34 +08:00
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for groundLoop=1:groundN
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Vvalidation=[Vvalidation;Volt_(groundLoop+phaseN)*ones(200,1);];
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end
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2015-10-08 14:01:55 +08:00
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error=abs((V-Vvalidation)./Vvalidation);
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2015-10-09 10:51:34 +08:00
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error=[error(1:phaseN*semi_lineCount*200);abs(V(phaseN*semi_lineCount*200+1:end)-Vvalidation(phaseN*semi_lineCount*200+1:end))];
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2015-10-08 14:01:55 +08:00
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% error(isinf(error))=0;
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error=sum(error)/length(Vvalidation)
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%<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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2015-10-09 10:51:34 +08:00
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if error<0.01
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2015-10-08 14:01:55 +08:00
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break;
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end
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r1=r1+1*step;
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2015-09-18 16:49:55 +08:00
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end
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2015-09-23 18:21:22 +08:00
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display('Finished.');
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2015-09-23 20:11:25 +08:00
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if Loop<maxLoop
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display('Converged.');
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end
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2015-09-23 18:21:22 +08:00
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display(Loop);
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2015-09-24 16:20:22 +08:00
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%<EFBFBD><EFBFBD><EFBFBD>㳡ǿ
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ABCy=imag(repmat(simulationChargeABCPos,1,length(vrfPos)));
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ABCx=real(repmat(simulationChargeABCPos,1,length(vrfPos)));
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y=imag(conj(matVrfPos'));
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x=real(conj(matVrfPos'));
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2015-10-08 14:01:55 +08:00
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ERy=sum( ( (ABCy-y)./( (ABCy-y).^2+(ABCx-x).^2 )-(ABCy+y)./( (ABCy+y).^2+(ABCx-x).^2 ) ).*repmat(real(QRI),1,length(vrfPos))./2/pi/eslong,1 );
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EIy=sum( ( (ABCy-y)./( (ABCy-y).^2+(ABCx-x).^2 )-(ABCy+y)./( (ABCy+y).^2+(ABCx-x).^2 ) ).*repmat(imag(QRI),1,length(vrfPos))./2/pi/eslong,1 );
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ERx=sum( ( (ABCx-x)./( (ABCy-y).^2+(ABCx-x).^2 )-(ABCx-x)./( (ABCy+y).^2+(ABCx-x).^2 ) ).*repmat(real(QRI),1,length(vrfPos))./2/pi/eslong,1 );
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EIx=sum( ( (ABCx-x)./( (ABCy-y).^2+(ABCx-x).^2 )-(ABCx-x)./( (ABCy+y).^2+(ABCx-x).^2 ) ).*repmat(imag(QRI),1,length(vrfPos))./2/pi/eslong,1 );
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E2=sqrt(ERy.^2+EIy.^2+ERx.^2+EIx.^2+((ERy.^2-EIy.^2+ERx.^2-EIx.^2).^2+4*(ERy.*EIy+ERx.*EIx).^2).^.5);
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E3=sqrt(ERy.^2+EIy.^2+ERx.^2+EIx.^2);
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Emat=1/pi/2./eslong.*repmat(conj(QRI'),length(vrfPos),1)./(vrf2ConductorDistance.^2).*(matVrfPos-repmat(conj(simulationChargeABCPos'),length(vrfPos),1))./vrf2ConductorDistance;
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E=sum(Emat,2);
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max(sqrt(2)*abs(E));
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2015-09-24 16:20:22 +08:00
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2015-09-24 14:38:43 +08:00
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scatter(real(simulationChargeABCPos(1:length(simulationChargeABCPos)/1)),imag(simulationChargeABCPos(1:length(simulationChargeABCPos)/1)),[],'r');
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axis equal
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2015-09-23 19:37:52 +08:00
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hold on;
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2015-09-24 16:20:22 +08:00
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scatter(real(vrfPos),imag(vrfPos),[],'k');
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