基于Matlab的电力系统潮流计算

YOYO玥玥

一部分关于形成雅克比矩阵的程序，看不懂呀，希望各位大侠赐教！
, k! J! A$ @3 Q) X* v" }jay = sqrt(-1);
exp_ang = exp(jay*ang);
2 @  t6 _6 p' @& |8 P7 }% Voltage rectangular coordinates
V_rect = V.*exp_ang;
CV_rect=conj(V_rect);
: H7 d- b" n* b, {( B# bY_con = conj(Y);
6 \# j# b2 s" k%vector of conjugate currents
$ ?0 p7 {5 C  C! u8 ~! si_c=Y_con*CV_rect;
9 c. u3 f5 O1 n2 T. K3 U% complex power vector
S=V_rect.*i_c;
S=sparse(diag(S));
Vdia=sparse(diag(V_rect));
0 D3 T" ?% g; l/ E, B1 p0 cCVdia=conj(Vdia);
' u. n& h$ A$ R0 e, V& e9 }Vmag=sparse(diag(abs(V)));
  J, a: Q0 m- M+ m, TS1=Vdia*Y_con*CVdia;
) J4 c% r: L, G7 R7 Wt1=((S+S1)/Vmag)*volt_red';
t2=(S-S1)*ang_red';
" q8 ~5 F3 g# b# F: _J11=-ang_red*imag(t2);
J12=ang_red*real(t1);
2 [6 n  k5 b1 |0 i2 L* y6 cJ21=volt_red*real(t2);
5 Q$ K- a- D/ N, Z! R4 QJ22=volt_red*imag(t1);
; D, u' Y: |- r  E, Yif nargout > 3
4 Y5 s3 x/ N. `, K/ n2 `   Jac11 = J11; clear J11
- T) E) u; k8 g8 D   Jac12 = J12; clear J12
0 y) I, i4 I: k. g+ m   Jac21 = J21; clear J21
   Jac22 = J22; clear J22
else
  l, i0 n+ L7 P) w! ~, W2 H. e   Jac11 = [J11 J12;
; e- O1 c# j' U/ T( y) A               J21 J22];
" ~' W7 p- l0 }" r( K! L$ G, iend

YOYO玥玥

一部分关于雅克比矩阵的，实在不懂，希望大侠们帮帮忙……
jay = sqrt(-1);
1 R3 N# l* e& y! F: cexp_ang = exp(jay*ang);
% Voltage rectangular coordinates
V_rect = V.*exp_ang;
CV_rect=conj(V_rect);
5 [% p5 M6 B* |2 g5 P5 ?) j# `Y_con = conj(Y);
) Q3 s; W4 P3 a, e$ u9 U4 [%vector of conjugate currents
9 y* z% Q9 _% ^2 R5 r7 G4 O/ _% Xi_c=Y_con*CV_rect;
% complex power vector
S=V_rect.*i_c;
9 G! t; |2 T( }& V. h3 R! ~S=sparse(diag(S));
Vdia=sparse(diag(V_rect));
CVdia=conj(Vdia);
Vmag=sparse(diag(abs(V)));
S1=Vdia*Y_con*CVdia;
t1=((S+S1)/Vmag)*volt_red';
/ Z7 V0 A0 w7 I1 Y) \* gt2=(S-S1)*ang_red';
( z8 B3 r5 v- s- ~: g3 z9 dJ11=-ang_red*imag(t2);
J12=ang_red*real(t1);
J21=volt_red*real(t2);
" `; G  t) u& y+ E$ _J22=volt_red*imag(t1);
$ |; K7 d6 Q4 x$ P7 O( o6 I/ Gif nargout > 3
2 b1 M0 J) d0 {) h, _% f   Jac11 = J11; clear J11
4 R7 ?" Z# f# T! n   Jac12 = J12; clear J12
% G9 O( K5 ]5 g6 D: c   Jac21 = J21; clear J21
! b" o  R( d7 X6 {   Jac22 = J22; clear J22
0 P+ C8 w+ |0 o  Q' aelse
6 O. c4 j; d% I8 l3 `1 R   Jac11 = [J11 J12;
: A+ Y4 a3 A: W- K  W               J21 J22];
$ l- a8 G: ^2 `! z1 C# Z5 u8 yend

wyh4

谢分享的资料,3Q

syh0603010629

好东西啊

百草春生

楼主可以把那个发我吗？下不了，谢谢了wjdf1234@163.com

hz04230807

谢谢楼主，顶，学习下

hotwind_zmo

该文献有硬伤啊。。牛顿拉夫逊法不是Newtown-Raphson 么。。。。

Missing...

貌似不错啊！！！

zibuyu_21

谢谢了

zyy2379

学习了