|
马上加入,结交更多好友,共享更多资料,让你轻松玩转电力研学社区!
您需要 登录 才可以下载或查看,没有账号?立即加入
×
本帖最后由 Tms320 于 2009-12-27 17:46 编辑 : b8 R3 S6 k, l! \8 t+ k
; P* X7 \0 C: n
powerttech 的DSA是用于系统稳定性分析的强大工具,SSAT是其中用于系统小干扰建模的模块。
% u' W" S/ c' k7 {" _% XMain Features
- Y% G. a2 X2 U6 ?2 J* H& cModeling/ d- h! g' Q( p5 }8 D
SSAT accepts powerflow data in the native formats of DSAToolsTM (PSF and PFB), as well as other
. B0 ?2 _ B0 `$ c" N/ U( ?commonly used format such as PTI PSS/E format, GE PSLF format, and BPA format.2 l2 S3 ?! D6 `$ ?7 n1 d, k
Dynamic models of devices commonly represented for stability studies are available in SSAT. Data of+ D( T; x! K- ?( S
models can be in DSAToolsTM, PTI PSS/E, GE PSLF, BPA format.2 T; B3 x( U; U9 i# Z( e/ l
The actual dynamic models used in an SSAT analysis can be customized from the data set provided in all
, m p5 }% K$ c4 t+ o) cdata files, by using the dynamic representation specifications. 9 f% a1 j- h% b& a; W' m, @
, O/ T, Z" d8 f, }: s
Computation options4 s5 K8 }+ s/ i. _3 O6 b a
There are 11 computation options available in SSAT. These include:
& O, b/ C7 g+ R2 u(1) Complete eigenvalue analysis& o. y+ Y- l! ~& ~( g+ }
(2) Single-Machine-Infinite-Bus (SMIB) analysis! S) I" p+ Q5 ^5 g* Q
(3) Single-Machine-Infinite-Bus (SMIB) scan for the entire system
: X. {( z' i$ e6 q/ Z7 ?(4) Eigenvalue analysis within specified frequency and damping ranges
3 [- C4 o$ S+ I8 y8 P" b" \(5) Computation of modes closest to a specified frequency and damping, T' @' @. `0 G5 E+ N# f
(6) Computation of modes related to a generator( J( A) E8 W. G
(7) Small-signal stability index for contingency ranking
5 o1 O D# X8 V& M5 N(8) Time and frequency response calculations/ x) ^( \5 f2 U7 P: `$ ?
(9) Sensitivity analysis8 R6 j4 U9 P9 [" e! X7 Q
(10) Small-signal stability limit search, @7 v: F7 w5 p& j' B5 D
(11) Mode trace |