18 lines
952 B
Matlab
18 lines
952 B
Matlab
function deltdeltF=func_deltdeltF(busNum,fsY11,Loadi,wV1r,wV1i,wI1r,wI1i,V1measurement,V1r,V1i)
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% wV1r=(0.01)^2*ones(length(wV1r),1);
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% wV1i=(0.01)^2*ones(length(wV1i),1);
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% wI1r=(0.03)^2*ones(length(wI1r),1);
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% wI1i=(0.03)^2*ones(length(wI1i),1);
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W2=wV1r.*wV1r;
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t1=-2*V1r(Loadi).*V1r(Loadi)+ abs(V1measurement).^2;
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t2=-(V1r(Loadi).^2+ V1i(Loadi).^2);
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ttt=-4*(t1+t2 )./W2;
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t3=-4*V1r(Loadi).*( -2*V1i(Loadi))./W2;
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deltdeltF=[
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%zeros(busNum*2,busNum*2+length(Loadi)*2);
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sparse(Loadi,Loadi,ttt,busNum,busNum),sparse(Loadi,Loadi+busNum,t3,busNum,busNum+length(Loadi)*2);
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sparse(Loadi,Loadi,-4*V1i(Loadi).*( -2*V1r(Loadi))./W2,busNum,busNum),sparse(Loadi,Loadi+busNum,-4*( -2*V1i(Loadi).*V1i(Loadi)+ abs(V1measurement).^2-(V1r(Loadi).^2+ V1i(Loadi).^2) )./W2,busNum,busNum+length(Loadi)*2);
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sparse(length(Loadi)*2,busNum*2),2*eye(length(Loadi)*2)*diag(1./[wI1r.^2;wI1i.^2]);
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%sparse(Loadi,busNum*2+Loadi,2,busNum,busNum*2+length(Loadi)*2);
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];
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end |