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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 v. j; S, `# }" j7 h, F3 rDAE differential and algebraic equations, functions and Jacobians matrices. Fields
$ V6 ~5 ?, D4 `$ \4 q+ \$ Eare as follows:; b, e% v+ G1 K5 S/ }" ^9 i
y algebraic variables y
. k9 z$ w/ P' F9 s# z1 |% gkg variable for distributing losses among generators
5 O* N( @' J( |x state variables x: T9 A7 I# M& y1 @
n number of state variables n/ `2 ]" l& |8 B! E5 k% G
m number of algebraic variables m# S L/ M! I! \1 }. L1 o
npf dynamic order during power flow nPF3 S+ M* [- M& C* `' N
f differential equations f
, L t- n2 {2 G6 gg algebraic equations g, J4 M3 C' J6 h+ Y x
Fx Jacobian matrix of differential equations Fx = ∇xf" c5 A& \, W9 ~% m! v6 A
Fy Jacobian matrix of differential equations Fy = ∇yf
4 d2 a4 r' }8 a3 K2 ~6 U/ JGx Jacobian matrix of algebraic equations Gx = ∇xg) g) p( n2 l3 g- ]! i6 J; Y
Gy Jacobian matrix of algebraic equations Gy = ∇yg
& j6 U: ~2 E* A; D: R! t6 p* w oGl Jacobian matrix of algebraic equations Gλ = ∇λg+ d+ o1 w$ g- u8 d
Gk Jacobian matrix of algebraic equations Gk = ∇kg/ p2 z$ H8 h. {* Z& ?( T. e5 F3 n
Ac complete DAE Jacobian matrix1 F$ d0 q& P- M$ T7 c
tn vector of DAE for time domain simulations$ x" x3 W V* ?8 j" z& v* Q
t current simulation time (-1 for static analysis) |
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