) ]4 u: M: K W* \5 LImportant Compatibility Notes $ q; D9 ] p% w/ V. S% A PSS®E-31 SAV files are not compatible with pre-31 versions of PSS®E. + y& ~* ?# u6 W q6 D( L1 V4 N
 PSS®E-31 SNP files are not compatible with pre-31 versions of PSS®E. . ]6 I+ p) Z4 \6 e' p PSS®E-31 SLD files are not compatible with pre-31 versions of PSS®E. & |) g8 Q8 O# q- f2 _+ B4 y
As always, data files are always forward compatible. The above items deal with issues of # Y: z! z3 L# k3 t0 P! F T, abackwards compatibility. 2 H* E/ n( R" F) D5 xProgram Enhancements 7 J4 B9 q+ \6 f# h6 K2 m3 @The following program enhancements appear in PSS®E-31.1.0: : I0 X9 M# u$ y$ H Addition of the remaining three Generic Wind model types. PSS®E now has support for all + i) g _7 d* |% }* A* jfour industry-defined Generic Wind Models. Please review additional documentation / s: I" C) y* ~- E- }) E
delivered with this release on these models. ; n( I% n! c! v$ k/ [
 Revised IEC test network sample files names from 60609 to 60909. * z: P' L1 v, ]
 Additional messages from DYRE clarifying when compilation of models is needed. 4 u! K9 r3 c9 A0 Y# o6 Q
 Added additional Dynamics models in the PSLF->PSS®E Dynamics converter program. + C! o% B# z: y+ O Added “dyntools” Python module to post process Dynamics simulation channel file output + d. \' q$ O+ E7 [! m9 j(*.out). Details of available functions can be accessed using help(dyntools) in the Command 6 P5 S; o6 j f) q# S7 u' ^+ ~
Line Input dialog. # u; h& I- ]$ t$ P, K( I! D. m' o
Program Corrections " j+ r% N+ Y' sThe following program errors have been detected and corrected in PSS®E-31.1.0: 1 q8 w. G. v3 X2 T
 Improved handling of Line Relay models in the GUI. - p* G5 L. G1 d& @) E) N" {0 f
 Fixed general issues with bus subsystem definition. + d5 \% S1 k7 L* E% z7 M2 \
 Fixed an issue where Diagram items weren’t being properly identified. 1 r2 j0 }- z$ x' P! c Fixed an error in the two-winding transformer spreadsheet where the Auto-Adjust flag was & G8 u& `3 x8 d! q1 K: H6 Obeing set inadvertently. 2 W3 o# a: J- s8 X( S" a( G
 Fixed an issue where the program would crash if the user attempted to define a bus , U# U/ m* D+ r' usubsystem from a context-click in the Diagram. & V$ P; ~. P9 v% s1 _0 g8 r Fixed an issue where the program would crash if the user selected two knee-points in the V% B. `. ~, d% _Diagram and then did a context-click. 3 e( o5 Q% s1 q( \; n3 X Various other corrections. Siemens Energy, Inc. 3 S# w! s* V7 M3 W( L1 b' D rRelease Notes for PSS®E-31.1.0 Siemens Power Technologies International 4 M0 R0 j; c5 B0 t- { 1 e$ q8 H5 z$ T6 B s6 L % k* \6 e% K) R, u' P+ P$ x: I1 G5 [2 1/9/2009 * n. X+ e8 z1 ^2 j5 g( |* ^' U q# ^Compiler Information + b+ t; x1 G [9 h* h% \General Information * X; _9 t! ?* G6 @9 n
PSS®E-31 and all future planned releases use the Intel Visual FORTRAN (IVF) compiler. 5 _ k* i- a' W# P. z, V
User-written software used with PSS®E-31 (e.g. Conec, Conet, user-written dynamics models, or * X& c6 H% |! v1 f
programs that call USRCAS) must be compiled with Intel Visual FORTRAN (IVF) 9.1 or later (the 1 A# J0 y1 R2 T y5 C; p$ s
10.1 compiler is recommended). PTI cannot provide support for problems that arise when mixing 1 K6 I% \7 Y% Z- j/ O
code from different compiler versions. , c4 X2 q2 A( F! W# D
Additional Notes h5 D0 S6 E; m6 c B8 h2 D0 u- C" ~
** Please note that purchase of the compilers is not necessary to run PSS®E. The FORTRAN and ( f4 }( ?9 }" U5 I zC run-time libraries will continue to be included with PSS®E, as in the past. The purchase of a ) t. L9 v; S& y9 }8 C' z
compiler is required only if you are compiling Conec and/or Conet, user-written dynamics models, & W1 e' Y7 l) i9 z
or programs that call USRCAS. . [/ Z8 ~7 ^7 x3 r8 }1 fIntel has offered a special discounted upgrade fee to Siemens PTI customers. In order to take ; L9 k! g9 {2 I# R$ H4 n' k' cadvantage of this offer, you will need to provide proof of your Compaq Visual FORTRAN compiler 7 ~% I& d/ w0 |. R; S2 Flicense. To purchase either the upgrade or a new license of Intel Visual FORTRAN compiler under . B. ^ J# }' Lthis offer, you must contact Frankie Terlecki at frank.terlecki@intel.com. Please be sure that 5 U ?( h$ ~6 V
"Siemens PTI customer" is stated in the subject line. + A; Z' p( i9 t
User-Written Model Notes # U0 U1 N' r) v! _5 O0 fPSS®E-31 DC line and FACTS devices are now identified by 12-character devices names instead 7 ], M0 {2 Q' S
of numbers. To retain backward compatibility of old Saved Case files, device names are now set to / x4 n! I; K2 t- B* L( Y! }
the old device number, left justified. For example, 1 becomes “1 “. However, User-Written 3 \+ Q/ _5 s# U& I" Lmodels of these devices that are called in conec.flx and conet.flx will have to be modified to map : B+ T# U5 ^4 G5 n8 Z6 D- s
the old device number to its corresponding new internal device index. Please contact PSS®E 0 k/ X1 V1 h; f9 X' b9 q
support if you have any questions on how to proceed with this. 0 T5 j8 ]3 P. q- i7 z. t
In addition, during the course of our in-house development and testing, we have noticed that the ' k2 @2 \( ?/ D0 [IVF compiler is a lot less forgiving in the area of un-initialized variables. Many times code that ran e! m0 b) L$ P& d+ _. A! gwhen compiled with the CVF compiler would crash when compiled with the IVF compiler. When 5 e( {5 I! g R! {& |
compiling your models with the IVF compiler for use with PSS®E-31, please be aware of this issue, # q% H; }. X1 O6 j8 |) oand consider compiling your code with some of the more advanced debugging and verification 8 z" V7 e" |* m$ zfeatures of the IVF compiler.