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 Sensitivity analysis functionality calculates sensitivity factors in electrical power networks+ G" H$ P4 U7 ~2 y0 ?1 `9 a
with either a simplified ‘DC’ linear network model or a full AC network model. The sensitivity* }* E1 c) x4 ^( O8 V% h# _) f
factors include branch flow to power injection of generator or load; branch flow to phase0 _7 n' B4 ^* e$ V0 L6 W
shifter angle; bus voltage to power injection of generator or load; bus voltage to transformer 8 u4 `! D, X$ m; k; A/ }( jtap position, etc. These values can be used in several applications: 5 ~& C8 g+ L& F8 K& so Mitigate system operating limit (SOL) violations to meet NERC Reliability Standards.: ~6 V/ } q6 `0 L- C
o Determine the loading contribution of a line due to power injection or withdrawal of $ D# z" S1 K. K9 b1 U& ]/ Eeach generator or load. , M; d! T7 g _0 U5 bo Estimate and provide operation strategies to increase the maximum transfer * r" C/ ]6 D3 B O5 X+ E ccapability. 0 e; U J. C/ ]9 m& ^ The maximum number of zero sequence mutual couplings is increased from 4,000 to 6,000& S4 t5 ]: r1 A; j! l/ N7 _2 j8 Q
at the 50,000 bus size level. At size levels greater than 50,000 buses, additional mutual : P' {- W; D# q& y% [couplings are allowed, with up to 13,890 permitted at the 150,000 bus size level.! t/ I1 Z1 y, C& h% d9 H' J9 X, {. q
Note: A Saved Case File with more than 4,000 mutuals cannot be read by earlier releases a" e5 A( o- E& ~* ^9 v
of version 32. / W7 | v5 I& f0 X) |3 N All of the latest updates to the PSLF/WECC –>PSS®E file converters have been, k- \' @3 ~; ]' H. c
incorporated. $ J: n, [% h( k/ s The old style ASCC Summary Fault Currents report has been re-introduced. ^/ w0 p% y: y4 _2 U) o0 @0 n Previous version Sequence files can now be created directly from the File > Save dialog.- x2 K. { J4 ]/ k1 X: D
Siemens Energy, Inc.& h; H8 a( S& a) \' U q. |
 Additional conductors have been added to LineProp, including optical ground wires.' q/ X c: F: G/ s0 D3 b
 The WECCLF converter has been updated in order to take into account some additional 4 |: W6 O" t' C. s2 C" [0 T( Rmodeling conventions, including post processing steps.' |3 h0 j8 a! w# ^7 I( D) T* V
 The WECCDS converter has been updated and is now compatible with some of the more6 }# L& ?; s- W& h/ y& ~
recent PSLF model additions.
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