clc clear lineZ=readLineZ('.\feeder13\lineParameter.txt'); [ fsY0, fsY1, fsY2,phaseASpotLoadP,phaseBSpotLoadP,phaseCSpotLoadP ... phaseASpotLoadQ,phaseBSpotLoadQ,phaseCSpotLoadQ,setIJ,nodeNum,Balance,phaseABCY]=dataRead(lineZ,'.\feeder13\data1.txt'); a=exp(1j*2*pi/3); Tp2f=1/3*[1 1 1; 1 a a^2; 1 a^2 a]; Tp2f=sparse(Tp2f); Tf2p=inv(Tp2f); fsY1amp=abs(fsY1); [r,c,fsY1ang]=find(fsY1); fsY1ang=angle(fsY1ang); Pabc=phaseASpotLoadP+phaseBSpotLoadP+phaseCSpotLoadP; Qabc=phaseASpotLoadQ+phaseBSpotLoadQ+phaseCSpotLoadQ; busNum=length(phaseASpotLoadP); %给序电压赋初值 Vmf1=sparse(ones(busNum,1)); Vmf2=sparse(ones(busNum,1)); Vmf0=sparse(busNum,1); Vaf1=sparse(busNum,1); Vaf2=sparse(busNum,1); Vaf0=sparse(busNum,1); %先求解正序的 PQi=nodeNum; PG=sparse(busNum,1); QG=sparse(busNum,1); QGi=[Balance]; PD=Pabc/3; QD=Qabc/3; maxD=100000;% 最大不平衡量 EPS=1e-5; k=0; kmax=20; fsY11=fsY1; fsY00=fsY0; fsY22=fsY2; Vf2=sparse(busNum,1); If2=sparse(busNum,1); Vf0=sparse(busNum,1); If0=sparse(busNum,1); %准备序矩阵 fsY2(Balance,:)=0; fsY2(:,Balance)=0; fsY2=fsY2+sparse(Balance,Balance,ones(length(Balance),1),busNum,busNum); fsY0(Balance,:)=0; fsY0(:,Balance)=0; fsY0=fsY0+sparse(Balance,Balance,ones(length(Balance),1),busNum,busNum); while(k<=kmax && maxD> EPS) k=k+1; [dP, dQ, YdotSinVolt, YdotCosVolt, diag_Volt_YdotSin, diag_Volt_YdotCos]=Unbalance(Balance,busNum, ... PQi,PG,QG,QGi,PD,QD,Vmf1,Vaf1,fsY1amp,fsY1ang,r,c,Vf2,If2,Vf0,If0);%不平衡量 maxD=max(abs([dP;dQ;])); jaco=Jacobi(Balance,busNum,QGi,Vmf1,YdotSinVolt,YdotCosVolt,diag_Volt_YdotSin,diag_Volt_YdotCos);%雅克比矩阵 [dV, dVangle]=Solv(busNum,jaco,dP,dQ);%解出修正量 [Vmf1, Vaf1]=Modify(Vmf1,Vaf1,dV,dVangle,1); fprintf('第 %d 次迭代, 最大不平衡量为 %f\n\n',k,full(maxD)); %% %转换为三相电压 VoltpABC=Tf2p*conj([ Vf0'; (Vmf1.*exp(1j*Vaf1))'; Vf2']); VoltpA=conj(VoltpABC(1,:)'); CurpA=-conj((phaseASpotLoadP+1j*phaseASpotLoadQ)./VoltpA); VoltpB=conj(VoltpABC(2,:)'); CurpB=-conj((phaseBSpotLoadP+1j*phaseBSpotLoadQ)./VoltpB); VoltpC=conj(VoltpABC(3,:)'); CurpC=-conj((phaseCSpotLoadP+1j*phaseCSpotLoadQ)./VoltpC); f012=Tp2f*conj([CurpA';CurpB';CurpC']); If0=conj(f012(1,:)'); If1=conj(f012(2,:)'); If2=conj(f012(3,:)'); If0(Balance)=0; If2(Balance)=0; Vf0=fsY0\If0; Vf2=fsY2\If2; end Vf1=Vmf1.*exp(1j*Vaf1); %% % V=[1.01*exp(1j*0);1.01*exp(-1j*pi/360*120);1.01*exp(-1j*pi/360*240)]; % abs(Tp2f*V) % Tf2p*Tp2f*V % Vf0=Vf0+refV0; % Vf2=Vf2+refV2; % Vf0=Vf0*exp(-1j*(-1.0471975511966)); % Vf1=Vf1*exp(-1j*(1.0471975511966)); %% (Vf0.*conj(fsY00*Vf0)+Vf1.*conj(fsY11*Vf1)+Vf2.*conj(fsY22*Vf2))*3; conj(Tf2p*[If0(2);If1(2);If2(2)]).*(Tf2p*[Vf0(2);Vf1(2);Vf2(2)]); IpABC=Tf2p*conj([If0';If1';If2']); %转换回三相电压 VoltpABC=Tf2p*conj([ Vf0'; Vf1'; Vf2']); disp([' A B C']) full(abs(VoltpABC')) fprintf('节点号对应\n'); disp([setIJ,nodeNum ]) checkSSatisfied(Balance,phaseABCY,VoltpABC, ... phaseASpotLoadP,phaseBSpotLoadP,phaseCSpotLoadP, ... phaseASpotLoadQ,phaseBSpotLoadQ,phaseCSpotLoadQ ); %%检查反推回去的功率是否满足