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发表于 2010-5-14 11:32:04
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DAE是一个matlab的结构,含义如下: X4 W8 n' j3 {# t- o0 f" `
DAE differential and algebraic equations, functions and Jacobians matrices. Fields) e3 `) C+ x. B: X( f# r
are as follows:; Y, |. I& D) L8 S: I8 @( h
y algebraic variables y
6 ~: N: h; v. e0 l) I2 okg variable for distributing losses among generators ?3 @5 g7 {% j+ [0 S+ @
x state variables x
) h/ t! L/ {1 h, q& s" L" Ln number of state variables n
1 P# e9 \, a" e5 F C. v; d, gm number of algebraic variables m
% i9 B1 D( g& n7 r* d A; Ynpf dynamic order during power flow nPF
" J1 B1 t% I: ~3 o9 `% S$ G/ qf differential equations f, P2 S7 b1 T, Q) i, g
g algebraic equations g
4 Z$ S8 U$ ~; V6 YFx Jacobian matrix of differential equations Fx = ∇xf
2 h6 X9 Q; }3 u+ T ?/ h6 H: L" b/ KFy Jacobian matrix of differential equations Fy = ∇yf
4 z8 [# a- E* c# J& O0 \Gx Jacobian matrix of algebraic equations Gx = ∇xg+ v; z! _ a' f8 W; c
Gy Jacobian matrix of algebraic equations Gy = ∇yg
3 A: R: } d0 P5 _0 q" tGl Jacobian matrix of algebraic equations Gλ = ∇λg, T6 h% t- |* _0 L3 O1 \' }8 ~
Gk Jacobian matrix of algebraic equations Gk = ∇kg4 z6 ]+ x% ?" E& ?, Y7 ]
Ac complete DAE Jacobian matrix
! c1 F, t7 B# B( h" p qtn vector of DAE for time domain simulations; q7 j+ f# S, p0 V( K( ?* l* U
t current simulation time (-1 for static analysis) |
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