47 lines
2.0 KiB
Matlab
47 lines
2.0 KiB
Matlab
function [ Objective ] = fun(this, x )
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%FUN Summary of this function goes here
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% Detailed explanation goes here
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Objective=0;
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SEVolt=x(1:this.Busnum);
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SEVAngel=x(this.Busnum+1:2*this.Busnum);
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rVolt=this.rVolt;
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sigma=this.sigma;
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VoltSigma=rVolt*sigma;
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Objective=sum(((SEVolt-this.mVolt)./VoltSigma).^2);%电压
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%% 支路电流
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cmpSEV=SEVolt.*exp(1j*SEVAngel); %复数电压
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cmpSEBranchI=(cmpSEV(this.lineI)-cmpSEV(this.lineJ))./(this.lineR+1j*this.lineX);%复数支路电流
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SEBranchI=abs(cmpSEBranchI);% 支路电流幅值
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% (SEBranchI-this.mBranchI).^2./(this.sigma^2)
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% Objective=Objective+sum((SEBranchI-this.mBranchI).^2./(this.sigma^2));%%电流
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%% 线路功率
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rVAngel=this.rVAngel;
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cmpV=rVolt.*exp(1j*rVAngel);
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rBranchPQ=(cmpV(this.lineI)-cmpV(this.lineJ)).*conj( (cmpV(this.lineI)-cmpV(this.lineJ))./(this.lineR+1j*this.lineX) );
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SEBranchPSigma=real(rBranchPQ)*sigma;
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indBranchPS=find(real(rBranchPQ)>1e-5);%不考虑太小的数据，以免权重太大。例如除以0
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SEBranchPSigma=SEBranchPSigma(indBranchPS);
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SEBranchQSigma=imag(rBranchPQ)*sigma;
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indBranchQS=find(imag(rBranchPQ)>1e-5);%不考虑太小的数据，以免权重太大。例如除以0
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SEBranchQSigma=SEBranchQSigma(indBranchQS);
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SEBranchP=real((cmpSEV(this.lineI)-cmpSEV(this.lineJ)).*conj(cmpSEBranchI));
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SEBranchP=SEBranchP(indBranchPS);
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SEBranchQ=imag((cmpSEV(this.lineI)-cmpSEV(this.lineJ)).*conj(cmpSEBranchI));
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SEBranchQ=SEBranchQ(indBranchQS);
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Objective=Objective+sum((SEBranchP-this.mBranchP).^2./(SEBranchPSigma.^2));
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Objective=Objective+sum((SEBranchQ-this.mBranchQ).^2./(SEBranchQSigma.^2));
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%% 变压器
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newwordParameter=this.newwordParameter;
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cmpY=this.cmpY;
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transP=TransPower( newwordParameter,cmpY,SEVolt,SEVAngel );
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Objective=Objective+sum((transP-this.mTransP).^2/(this.sigma^2));
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transQ=TransReactivePower( newwordParameter,cmpY,SEVolt,SEVAngel );
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% Objective=Objective+sum((transQ-this.mTransQ).^2/(this.sigma^2));
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%% 0注入节点
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PQ=diag(cmpSEV)*conj(this.cmpY*cmpSEV);
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%% 发电机注入功率
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% Objective=Objective+sum(((this.mPG(this.onlyPG)-real(PQ(this.onlyPG)))/this.sigma).^2);
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% Objective=Objective+sum(((this.mQG(this.onlyQG)-imag(PQ(this.onlyQG)))./this.sigma).^2);
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end
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