MATLAB潮流计算程序14节点

MATLAB潮流计算程序14节点

JD=14;

ZL=20;

WC=0.01;

ZP=[1,2,0.01335,0.04211,0.0,0.0; 1,3,0.0,0.20912,0.0,0.0;

1,4,0.0,0.55618,0.0,0.0;

1,10,0.05811,0.17632,0.0,0.0340; 1,11,0.06701,0.17103,0.0,0.0128; 2,10,0.05695,0.17388,0.0,0.0346; 2,12,0.0,0.25202,0.0,0.0;

2,14,0.05403,0.22304,0.0,0.0492; 3,4,0.0,0.11001,0.0,0.0;

3,13,0.0,0.17615,0.0,0.0;

4,5,0.03181,0.08450,0.0,0.0; 4,9,0.12711,0.27038,0.0,0.0;

5,6,0.08205,0.19207,0.0,0.0; 6,12,0.09498,0.19890,0.0,0.0;

7,8,0.22092,0.19988,0.0,0.0; 7,12,0.12291,0.25581,0.0,0.0;

8,9,0.17093,0.34802,0.0,0.0; 8,12,0.06615,0.13027,0.0,0.0;

10,11,0.04699,0.19797,0.0,0.0438; 10,14,0.01938,0.05917,0.0,0.0528]; JP=[1,1,-0.478,0.039,1.0,0.0; 2,1,-0.076,-0.016,1.0,0.0;

3,1,0.0,0.0,1.0,0.0;

4,1,-0.295,-0.166,1.0,0.0; 5,1,-0.09,-0.058,1.0,0.0;

6,1,-0.035,-0.018,1.0,0.0; 7,1,-0.061,-0.016,1.0,0.0; 8,1,-0.135,-0.058,1.0,0.0; 9,1,-0.149,-0.05,1.0,0.0;

10,2,0.183,0.0,1.045,0.0;

11,2,-0.942,0.0,1.010,0.0; 12,2,-0.112,0.047,1.70,0.0;

13,2,0.0,0.174,1.90,0.0;

14,0,0.0,0.0,1.060,0.0];

[N1,N2]=size(ZP);p=max(ZP(:,1));q=max(ZP(:,2));max1=max(p,q);

Y=zeros(max1);

for n=1:N1

i1=ZP(n,1);j1=ZP(n,2);r=ZP(n,3);x=ZP(n,4);g=ZP(n,5);b=ZP(n,6);

m=r*r+x*x;

if i1==j1

Y(i1,i1)=Y(i1,i1)+r/m-j*x/m+j*b;

else

Y(i1,j1)=Y(i1,j1)-r/m+j*x/m;

Y(j1,i1)=Y(i1,j1);

Y(i1,i1)=Y(i1,i1)+r/m-j*x/m+j*b;

Y(j1,j1)=Y(j1,j1)+r/m-j*x/m+j*b;

end

end%导纳矩阵生成

V=zeros(1,JD);XJ=zeros(1,JD);P=zeros(1,JD);Q=zeros(1,JD);V2=zeros(1, JD);

G=real(Y);B=imag(Y);

for i=1:JD

V(i)=JP(i,5);

XJ(i)=JP(i,6);

P(i)=JP(i,3);

Q(i)=JP(i,4);

V2(i)=V(i)*V(i);

end %赋值

DD=0;PD=1;

for i=1:JD

e(i)=V(i)*cos(XJ(i));

f(i)=V(i)*sin(XJ(i));

end

while PD~=0

PD=0;DD=DD+1;

n=JD-1;

H=zeros(n);N=zeros(n);J=zeros(n);L=zeros(n);R=zeros(n);S=zeros(n); for i=1:n

for k=1:n

if(i~=k)

H(i,k)=-B(i,k)*e(i)+G(i,k)*f(i);

N(i,k)=G(i,k)*e(i)+B(i,k)*f(i);

J(i,k)=-N(i,k);

L(i,k)=H(i,k);

R(i,k)=0;

S(i,k)=0;

else

a1=0;b1=0;

for i1=1:n

a1=a1+G(i,i1)*e(i1)-B(i,i1)*f(i1);

b1=1+G(i,i1)*f(i1)-B(i,i1)*e(i1);

end

H(i,k)=-B(i,k)*e(i)+G(i,k)*f(i)+b1; N(i,k)=G(i,k)*e(i)+B(i,k)*f(i)+a1; J(i,k)=-G(i,k)*e(i)-B(i,k)*f(i)+a1; L(i,k)=-B(i,k)*e(i)+G(i,k)*f(i)-b1; R(i,k)=2*f(i);

S(i,k)=2*e(i);

end

end

end

J2n=zeros(2*n);

for i=1:n

if(JP(i,2)==1)

for k=1:n

J2n(2*i-1,2*k-1)=H(i,k);

J2n(2*i-1,2*k)=N(i,k);

J2n(2*i,2*k-1)=J(i,k);

J2n(2*i,2*k)=L(i,k);

end

else

for k1=1:n

J2n(2*i-1,2*k1-1)=H(i,k1);

J2n(2*i-1,2*k1)=N(i,k1);

J2n(2*i,2*k1-1)=R(i,k1);