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！
* |$ d9 g3 h) I  ^jay = sqrt(-1);
exp_ang = exp(jay*ang);
% Voltage rectangular coordinates
V_rect = V.*exp_ang;
CV_rect=conj(V_rect);
; y+ N7 H2 p- [' F. u8 f7 vY_con = conj(Y);
%vector of conjugate currents
i_c=Y_con*CV_rect;
% e0 J4 {2 L9 Q% complex power vector
S=V_rect.*i_c;
S=sparse(diag(S));
  u$ P& L" b/ nVdia=sparse(diag(V_rect));
CVdia=conj(Vdia);
Vmag=sparse(diag(abs(V)));
S1=Vdia*Y_con*CVdia;
t1=((S+S1)/Vmag)*volt_red';
t2=(S-S1)*ang_red';
* b: `3 f4 u4 MJ11=-ang_red*imag(t2);
. L* a! T3 t7 T% l5 g" oJ12=ang_red*real(t1);
* i" a+ `. e& j5 H" R  e' i+ W1 _J21=volt_red*real(t2);
2 ^" X& r8 E' T1 ZJ22=volt_red*imag(t1);
if nargout > 3
   Jac11 = J11; clear J11
   Jac12 = J12; clear J12
   Jac21 = J21; clear J21
6 |6 E- X; j& {! {3 y   Jac22 = J22; clear J22
$ M+ Z8 P7 p3 M0 Eelse
   Jac11 = [J11 J12;
- h9 Y* {' f9 j% b               J21 J22];
) ]/ p6 t1 ^" x$ S/ [end

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……
/ V4 R  ^5 t- C2 Yjay = sqrt(-1);
4 d9 r/ @( `- ~8 K% @exp_ang = exp(jay*ang);
6 ]7 K/ o7 e( x; Y6 Y3 G% Voltage rectangular coordinates
$ `/ Y& s" {  o: vV_rect = V.*exp_ang;
CV_rect=conj(V_rect);
Y_con = conj(Y);
8 B9 D) A7 S  s  r%vector of conjugate currents
i_c=Y_con*CV_rect;
% complex power vector
S=V_rect.*i_c;
1 v0 {4 \6 I) tS=sparse(diag(S));
- H! w7 A0 G2 o/ zVdia=sparse(diag(V_rect));
CVdia=conj(Vdia);
3 E! U# A( b1 N* v; g$ EVmag=sparse(diag(abs(V)));
S1=Vdia*Y_con*CVdia;
t1=((S+S1)/Vmag)*volt_red';
3 Q8 B4 Z( U; k% M* L- _t2=(S-S1)*ang_red';
; E# U; ^/ R. T9 s8 sJ11=-ang_red*imag(t2);
J12=ang_red*real(t1);
J21=volt_red*real(t2);
" M3 {( o7 ^+ Z( {& ~; q0 AJ22=volt_red*imag(t1);
if nargout > 3
   Jac11 = J11; clear J11
" @1 S3 h4 @, ^6 J9 V3 P  G   Jac12 = J12; clear J12
4 t- V' P& Z% s   Jac21 = J21; clear J21
% s) W( K  `/ t! `   Jac22 = J22; clear J22
7 @  s3 Z( [. W  ~else
# n& s+ ]4 G5 v/ U! E0 F   Jac11 = [J11 J12;
               J21 J22];
+ n; ]! `3 {6 M4 m2 P- g7 f9 n9 A: Zend

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