本帖最后由 Tms320 于 2013-5-24 06:48 编辑 & z' q5 m/ P% L: r1 C
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 Sensitivity analysis functionality calculates sensitivity factors in electrical power networks3 |* b5 n# y/ W8 M) k2 C
with either a simplified ‘DC’ linear network model or a full AC network model. The sensitivity& w& g# Y3 ^3 x% [; I! L
factors include branch flow to power injection of generator or load; branch flow to phase ) O, q' W9 k; D/ E& F Z" |shifter angle; bus voltage to power injection of generator or load; bus voltage to transformer7 Q/ P$ c. ]' z# g, T" |, p1 Z$ a2 T
tap position, etc. These values can be used in several applications: ) z6 ?4 G0 z, b; lo Mitigate system operating limit (SOL) violations to meet NERC Reliability Standards.& J' ?, v- v$ ?$ e, `3 @' q
o Determine the loading contribution of a line due to power injection or withdrawal of4 a; S8 t. J+ L# |' T6 m
each generator or load.4 Y+ C) X- S8 P9 ~& N. }+ o- ~1 _
o Estimate and provide operation strategies to increase the maximum transfer% h; \# `0 g3 z& S
capability. - a! i5 b/ d& |3 J" U The maximum number of zero sequence mutual couplings is increased from 4,000 to 6,0009 ~ Y4 i, s, G8 U2 }
at the 50,000 bus size level. At size levels greater than 50,000 buses, additional mutual; v% f6 X: t9 E% D" v) [
couplings are allowed, with up to 13,890 permitted at the 150,000 bus size level. & i' i' u; Y% i: g4 C2 R" w# RNote: A Saved Case File with more than 4,000 mutuals cannot be read by earlier releases 6 e$ ]8 Q8 ~$ ~8 v5 q& ~of version 32. 6 N4 X: C% [; E" ~6 ^8 h& { All of the latest updates to the PSLF/WECC –>PSS®E file converters have been/ x1 u5 ?- r, N; C+ H
incorporated.: S4 O' U) p. z
 The old style ASCC Summary Fault Currents report has been re-introduced.1 {( n. N1 Q7 a
 Previous version Sequence files can now be created directly from the File > Save dialog.; W0 N3 }/ f7 t7 W
Siemens Energy, Inc.% x/ \7 T8 W( K
 Additional conductors have been added to LineProp, including optical ground wires. # g8 \, {/ L- G The WECCLF converter has been updated in order to take into account some additional - b5 ^8 u* a( g/ ~+ Omodeling conventions, including post processing steps. 3 u$ V9 M: b3 G# Q! t& T# X4 ~2 z/ v The WECCDS converter has been updated and is now compatible with some of the more , c) \+ R) W/ T- ~$ P" \+ T& ^recent PSLF model additions.
 Sensitivity analysis functionality calculates sensitivity factors in electrical power netwo ...8 F' C1 e# v1 S9 G# i: K. A, R
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