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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
: ?8 n, a+ X W2 Q g9 VDAE differential and algebraic equations, functions and Jacobians matrices. Fields
: J" {0 Q0 o; d" ~are as follows:
6 c7 o+ j! q. qy algebraic variables y
! D2 r. I" T! pkg variable for distributing losses among generators; `! E' u, o" ?
x state variables x
$ }! ~/ o3 k+ J b6 F" u. Bn number of state variables n) p% v: [/ }+ e6 o
m number of algebraic variables m) \9 E+ Z& a! p6 i
npf dynamic order during power flow nPF
: Y4 r% w' \# v$ o# g2 ~f differential equations f/ _0 S+ w' ^$ t u# C- `" W
g algebraic equations g& E" {% L( W8 L2 L) B: s7 E
Fx Jacobian matrix of differential equations Fx = ∇xf
1 l* w& q! H4 ?0 A: R: _Fy Jacobian matrix of differential equations Fy = ∇yf
2 s0 X8 F" [: o$ F" m7 v7 rGx Jacobian matrix of algebraic equations Gx = ∇xg
- x8 }/ C7 c! F+ O+ DGy Jacobian matrix of algebraic equations Gy = ∇yg8 _- q5 m: |1 W* h8 t& B* @# Z4 Q
Gl Jacobian matrix of algebraic equations Gλ = ∇λg% `) v9 [0 m/ D$ v1 y% n$ I% E
Gk Jacobian matrix of algebraic equations Gk = ∇kg
( z. j7 n& i Z3 a9 ]+ H1 YAc complete DAE Jacobian matrix |) v+ `) g2 z, R, |* V% l" h
tn vector of DAE for time domain simulations
: C. Y, G% }# O: a' h, Dt current simulation time (-1 for static analysis) |
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