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for m=1:Npq
, I) O$ [ X+ F: ~ for n=1:Nbus" b3 w% C& w# M/ c" a9 }
pt(n)=u(m)*u(n)*(G(m,n)*cos(delt(m)-delt(n))+B(m,n)*sin(delt(m)-delt(n))); %由节点电压求得的PQ节点注入有功功率/ O P; D! Y* r, K; e
qt(n)=u(m)*u(n)*(G(m,n)*sin(delt(m)-delt(n))-B(m,n)*cos(delt(m)-delt(n))); %由节点电压求得的PQ节点注入无功功率$ O3 W+ ]2 z9 s2 Y! ~
end% p. f; }% o9 m# [; ^
Unbalance(2*m-1)=p(m)-sum(pt); %计算PQ节点有功功率不平衡量) f; T6 H5 Z }4 [7 @) g! A$ Y
Unbalance(2*m )=q(m)-sum(qt); %计算PQ节点无功功率不平衡量4 x. L+ f- |3 r" C
end %[Unbalance]是节点不平衡量矩阵% b6 o9 i, w9 ^
8 h* ]/ K% D5 E" C, ~ for m=1:Npq3 w' R; @! I# n. {5 N" B
for n=1:Nbus( K2 M1 U2 S$ }' |% `$ V; T$ y
h0(n)= u(m)*u(n)*(G(m,n)*sin(delt(m)-delt(n))-B(m,n)*cos(delt(m)-delt(n)));$ S2 j6 s b0 l+ R2 y. t% C! H
n0(n)=-u(m)*u(n)*(G(m,n)*cos(delt(m)-delt(n))+B(m,n)*sin(delt(m)-delt(n)));6 {0 o$ s1 Q& n1 X) H' r% E+ b/ y
j0(n)=-u(m)*u(n)*(G(m,n)*cos(delt(m)-delt(n))+B(m,n)*sin(delt(m)-delt(n)));; X2 t3 T! H* N% ^& o, t
l0(n)=-u(m)*u(n)*(G(m,n)*sin(delt(m)-delt(n))-B(m,n)*cos(delt(m)-delt(n)));& D; P, D" S, H+ ^
end4 p$ k. _& x6 B% ~
H(m,m)=sum(h0)-u(m)^2*(G(m,m)*sin(delt(m)-delt(m))-B(m,m)*cos(delt(m)-delt(m)));
! W9 W; \9 }1 K* o/ u5 G2 R" Q N(m,m)=sum(n0)+u(m)^2*(G(m,m)*cos(delt(m)-delt(m))+B(m,m)*sin(delt(m)-delt(m)))-2*u(m)^2*G(m,m);
8 `% ]- I, r7 _) G6 V* {. J J(m,m)=sum(j0)+u(m)^2*(G(m,m)*cos(delt(m)-delt(m))+B(m,m)*sin(delt(m)-delt(m)));1 q7 n1 s- E6 t/ D
L(m,m)=sum(l0)+u(m)^2*(G(m,m)*sin(delt(m)-delt(m))-B(m,m)*cos(delt(m)-delt(m)))+2*u(m)^2*B(m,m);
4 |) n4 \" W1 m# ?: N Jacobi(2*m-1,2*m-1)=H(m,m);
# e i# Y. f3 D" |2 s' N0 m- j Jacobi(2*m-1,2*m )=N(m,m);) \& t" K u9 f, G
Jacobi(2*m ,2*m-1)=J(m,m);6 v' U6 n3 @+ t! k
Jacobi(2*m ,2*m )=L(m,m);
) |: D( w" o+ L% h end %计算m=n情况下的Jacobi矩阵中的子矩阵元素
! E8 ^" h6 _( D$ v' l
/ Y! b3 C+ j7 _7 z for m=1:Npq5 B. c: @1 I" H9 b# s# J. |9 S: y
for n=1:Npq
* B! t% s& U& o( K( v if m==n
+ q! _4 Z' g# M else
5 r! `5 ]8 w% c. } k9 B0 | H(m,n)=-u(m)*u(n)*(G(m,n)*sin(delt(m)-delt(n))-B(m,n)*cos(delt(m)-delt(n)));( X3 y \$ \5 g- c+ M8 }
J(m,n)= u(m)*u(n)*(G(m,n)*cos(delt(m)-delt(n))+B(m,n)*sin(delt(m)-delt(n)));) z2 s1 ]1 R" U# R. a$ O' |
N(m,n)=-J(m,n);
3 |& H8 w# @8 t, W8 b5 s L(m,n)= H(m,n);" H3 c- m1 W( V* z. b' _
Jacobi(2*m-1,2*n-1)=H(m,n);
6 ?- L( D3 o% D. V Jacobi(2*m-1,2*n )=N(m,n);7 f) z3 ]! F+ K+ y& W$ M r4 T
Jacobi(2*m ,2*n-1)=J(m,n);
1 r; V2 {, M2 A5 N Jacobi(2*m ,2*n )=L(m,n);
5 h* a8 G* ]0 Q/ b end5 R# ? g* l' K0 f% m+ z i
end* d: x* }5 @4 @" E% g- R0 u! ?
end %计算m≠n情况下的Jacobi矩阵中的子矩阵元素
) @3 q& o1 m W+ ]- S/ u$ ]( I5 Y. B2 h$ C" W
问题:1、在算对角元素时候,为什么不能用前面pt(n)和qt(n)代呢
7 k) M" M& \/ D. r: F 2、对角元素H(m,m),N(m,m),J(m,m),L(m,m)中还有u(m)^2*(G(m,m)*sin(delt(m)-delt(m))-B(m,m)*cos(delt(m)-delt(m)));等,书上不是就u(m)^2*G(m,m)+Q(i)?
' U, v' A) r& L" w4 R( F# U. V1 C觉得很疑问?谢谢大家回答我! |
正方观点 (0)
问题:1、在算对角元素时候,为什么不能用前面pt(n)和qt(n)代呢
2、对角元素H(m,m),书上不是就u(m)^2*G(m,m)+Q(i)?
觉得很疑问?谢谢大家回答我!
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VS |
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反方观点 (0)
对角元素H(m,m)为sum(h0)-u(m)^2*(G(m,m)*sin(delt(m)-delt(m))-B(m,m)*cos(delt(m)-delt(m)));等
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辩手:0 ( 加入 )
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