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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
" _3 J4 `5 F) WDAE differential and algebraic equations, functions and Jacobians matrices. Fields5 B- T7 f2 k1 |. P n/ s, V9 h# b
are as follows:. y8 e$ g8 o9 W9 _1 S
y algebraic variables y
, C0 u& R2 J0 D, g- h% akg variable for distributing losses among generators" |$ H, I1 `' }- D4 K- o$ a N, U
x state variables x3 r/ Z# g3 P$ W8 d5 L
n number of state variables n1 Y; X5 p- ^3 o
m number of algebraic variables m3 G7 N2 A' V I2 Z1 I, P! |
npf dynamic order during power flow nPF
( {- G" U4 H& H2 uf differential equations f
5 d8 X: E- F1 e0 ]% \1 b! ~g algebraic equations g ? L* d" M |/ e2 k+ v
Fx Jacobian matrix of differential equations Fx = ∇xf% s0 S- U1 p" x: F( u
Fy Jacobian matrix of differential equations Fy = ∇yf
, U! J6 `4 n' V5 p* VGx Jacobian matrix of algebraic equations Gx = ∇xg2 S1 Y: L2 x. ]4 L4 e& @3 ^+ o
Gy Jacobian matrix of algebraic equations Gy = ∇yg
" G# ^4 v1 Y4 Y1 |Gl Jacobian matrix of algebraic equations Gλ = ∇λg# F9 J! V9 P' A2 y' \% ] E& E. l
Gk Jacobian matrix of algebraic equations Gk = ∇kg
8 z" A; M, K4 M* n0 JAc complete DAE Jacobian matrix( B/ O- ~3 V/ m6 i1 @
tn vector of DAE for time domain simulations2 P/ j5 x. `) d" _. y; L
t current simulation time (-1 for static analysis) |
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