95 lines
2.8 KiB
Matlab
95 lines
2.8 KiB
Matlab
clc
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clear
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yalmip('clear')
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tic
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[kmax,Precision,UAngel,Volt,Busnum,PVi,PVu,Balance,Y,Angle,P0,Q0,r,c,GB, ...
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Linei,Linej,Transfori,Transforj,GenU,GenL,GenC,PG,QG,PD,QD,CenterA,PGi,PVQU,PVQL, ...
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Liner,Linex,Lineb,Transforr,Transforx,Transfork0]= ...
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pf('E:/算例/东际911_2751267_2012-09-05/newFIle20.txt');
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%% 潮流等式
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AngleIJ=sparse(r,c,UAngel(r)-UAngel(c)-Angle',Busnum,Busnum);
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PGBal=PD+diag(Volt)*Y.*cos(AngleIJ)*Volt';
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QGBal=QD+diag(Volt)*Y.*sin(AngleIJ)*Volt';
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%% 初值-即测量值
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PG0=PG;
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QG0=QG;
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PD0=PD;
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QD0=QD;
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PDReal=PD;%真值
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QDReal=QD;%真值
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%PD0(12)=PD0(12)+0.001;
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PG0(Balance)=PGBal(Balance);
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QG0(Balance)=QGBal(Balance);
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QG0(PVi)=QGBal(PVi);
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PG(Balance)=PGBal(Balance);
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QG(PVi)=QGBal(PVi);
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Volt0=Volt;
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% PF=1;
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% AngleIJ=sparse(r,c,UAngel(r)-UAngel(c)-Angle',Busnum,Busnum);
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% dP=PG-PD-diag(Volt)*Y.*cos(AngleIJ)*Volt';
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% dPD=abs(dP./PD);
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% dQ=QG-QD-diag(Volt)*Y.*sin(AngleIJ)*Volt';
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% dQD=abs(dQ./QD);
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% maxdPQ=max([dPD(dPD<10);dQD(dQD<10)]);
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xVolt=Volt;
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xUAngel=UAngel;
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% VMatrix=sparse(r,c,UAngel(r)-UAngel(c)-Angle',Busnum,Busnum);
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% dP=PG-PD-diag(xVolt)*(Y.*cos(VMatrix))*xVolt';
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[Volt,UAngel,Init_Z,Init_W,Init_L,Init_U,Init_Y,PG,QG,RestraintCount,wPG,wQG,wPD,wQD,wVolt,PD,PD0,QD,randPDind,Loadi,notLoadi]=OPF_Init(Busnum,Balance,PG,QG,Volt,GenU,GenL,PVi,PGi,PVQU,PVQL,PD0,QD0,QD,PD);
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%% 定义变量
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BalVolt=Volt(Balance);
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% Volt=sdpvar(Busnum,1);
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% UAngel=sdpvar(Busnum,1);
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% PG=sdpvar(Busnum,1);
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% QG=sdpvar(Busnum,1);
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% PD=sdpvar(Busnum,1);
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% QD=sdpvar(Busnum,1);
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AngleIJ=sdpvar(Busnum,Busnum,'full');
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%% 加噪音
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load('PD0');
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load('QD0');
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% PD0=(1+normrnd(0,0.05,length(PD0),1)).*PD0;
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% save('PD0','PD0');
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% QD0=(1+normrnd(0,0.05,length(QD0),1)).*QD0;
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% save('QD0','QD0');
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%% 目标函数
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%% Opti Toolbox
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Busnum=length(Volt);
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PDi=find(PD~=0);
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QDi=find(QD~=0);
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% PD0=PD0(PDi);
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% QD0=QD0(QDi);
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seOpti=Opti();
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seOpti=seOpti.init(Volt0,PDi,QDi,wPD,wQD,PD0,QD0,Y,Angle,r,c,PG,QG,Balance);
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opts = optiset('solver','filtersd');
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opts.maxiter=85500;
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opts.maxtime=3000;
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opts.maxfeval=85000;
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opts.maxnodes=85000;
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opts.tolrfun=1e-4;
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opts.tolafun=1e-4;
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opts.warnings='all';
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opts.display='iter';
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% x0=[zeros(length(PDi)+length(QDi),1); ...
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% ones(length(Volt),1); ...
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% zeros(length(Volt),1)];
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x0=[PD(PDi);QD(QDi);xVolt';xUAngel'];
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[~,seOpti]=seOpti.equ(x0);
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nlrhs=seOpti.Geteb();
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nle=seOpti.Getgle();
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Opt = opti('fun',@seOpti.obj,'ndec',length(Volt)*2+length(PDi)+length(QDi),'nlmix',@seOpti.equ,nlrhs,nle,'options',opts)
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% Opt = opti('fun',@seOpti.obj,'ndec',length(PDi)+length(QDi),'options',opts)
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[x,fval,exitflag,info] = solve(Opt,x0);
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info
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fval=seOpti.obj(x);
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fprintf('目标函数: %f\n',fval);
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toc
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rVolt=Volt0';
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rVAngel=xUAngel';
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SEVolt=x(length(PDi)+length(QDi)+1:length(Volt)+length(PDi)+length(QDi));
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SEVAngel=x(length(Volt)+length(PDi)+length(QDi)+1:end);
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fprintf('最大偏差\n')
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MaxDeviation(rVolt,SEVolt,rVAngel,SEVAngel)
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