19 lines
798 B
Matlab
19 lines
798 B
Matlab
function [Jacob]=jacobian_M3(Busnum,Volt,Y,Angle,UAngel,r,c)
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%**************************************************************************
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% 程序功能 : 子函数——形成雅可比矩阵Jacobian
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% 编 者:
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% 编制时间:2010.12
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%**************************************************************************
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%%参照图书馆6楼的书编写
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%% 分别求雅克比矩阵的子阵H,L,N,J及有功无功分量P,Q
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AngleIJ=UAngel(r)-UAngel(c)-Angle;
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mat_AngleIJ=sparse(r,c,AngleIJ,Busnum*3,Busnum*3);
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H=diag(Volt)*Y.*sin(mat_AngleIJ)*diag(Volt)-diag(Y.*sin(mat_AngleIJ)*Volt)*diag(Volt);
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N=-diag(Volt)*Y.*cos(mat_AngleIJ)*diag(Volt)+diag(Y.*cos(mat_AngleIJ)*Volt)*diag(Volt);
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J=diag(Y.*cos(mat_AngleIJ)*Volt)+Y.*cos(mat_AngleIJ)*diag(Volt);
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L=diag(Y.*sin(mat_AngleIJ)*Volt)+Y.*sin(mat_AngleIJ)*diag(Volt);
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t1=[J,H;
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L,N;
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];
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Jacob=t1;
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end |