本帖最后由 Tms320 于 2013-5-24 06:48 编辑 , u% h1 y' o, U# r' r; [. f+ A1 Z5 v+ c ?' K; O. {6 D
 Sensitivity analysis functionality calculates sensitivity factors in electrical power networks 6 I7 }7 P6 J! M+ N" \3 Wwith either a simplified ‘DC’ linear network model or a full AC network model. The sensitivity $ u+ V2 o" `9 C( `. U+ P( Sfactors include branch flow to power injection of generator or load; branch flow to phase5 \) s# u6 E0 q) t, L0 V
shifter angle; bus voltage to power injection of generator or load; bus voltage to transformer 8 S4 |) {2 t% b/ L( K. e2 Ntap position, etc. These values can be used in several applications:* S+ b# F* H' B" \
o Mitigate system operating limit (SOL) violations to meet NERC Reliability Standards. , u: f$ h. X5 K/ Z4 s; _4 ko Determine the loading contribution of a line due to power injection or withdrawal of1 d r' g e/ S: _/ r3 S
each generator or load. 9 _0 D: E3 x3 p' r( n# {" Qo Estimate and provide operation strategies to increase the maximum transfer 2 u1 q' S! z) F/ r" G3 g& w" Scapability.6 G$ A& a/ L, B/ I4 q' t! X3 h
 The maximum number of zero sequence mutual couplings is increased from 4,000 to 6,000 , c5 U. ~5 y9 Hat the 50,000 bus size level. At size levels greater than 50,000 buses, additional mutual. ?5 s/ c- T' {5 u/ ?! I8 s
couplings are allowed, with up to 13,890 permitted at the 150,000 bus size level. / t7 v& S2 s" K7 t% J% FNote: A Saved Case File with more than 4,000 mutuals cannot be read by earlier releases & y0 N$ l) d6 s# Y" q. a: cof version 32.( H; c2 z" t2 t$ F
 All of the latest updates to the PSLF/WECC –>PSS®E file converters have been 3 k! V7 }+ `# U( fincorporated." j% B7 x, X$ `2 g& G2 n, ^
 The old style ASCC Summary Fault Currents report has been re-introduced.( \6 I# T* l; D* i. D( \
 Previous version Sequence files can now be created directly from the File > Save dialog. ' J! K9 [6 A' e+ _& oSiemens Energy, Inc.2 ~- D3 F4 q+ p1 B! z: Z3 R
 Additional conductors have been added to LineProp, including optical ground wires.9 B, w3 U, E( X2 {5 h
 The WECCLF converter has been updated in order to take into account some additional ' I; H+ p `8 g2 O) L0 f( Amodeling conventions, including post processing steps. - L( f3 C+ n5 ]& l. m The WECCDS converter has been updated and is now compatible with some of the more - n3 L1 W7 \/ r" K" p" `8 `; Qrecent PSLF model additions.
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