IEEE PSAP PTI data format

seanchio

Partial Description of the IEEE Common Data Format for the   
6 B8 D0 f. P: E, ~) V& J" UExchange of Solved Load Flow Data
  |. i. {# f8 S' E# `The complete description can be found in the paper "Common Data
% _4 G" H, `9 b9 KFormat for the Exchange of Solved Load Flow Data", Working Group on a
  E* F9 H6 N! Q2 |) ?. |6 U1 lCommon Format for the Exchange of Solved Load Flow Data, _IEEE
% e2 M6 r4 ^) c+ d( X- |Transactions on Power Apparatus and Systems_, Vol. PAS-92, No. 6,
2 |! D2 l. |' }- `November/December 1973, pp. 1916-1925.
3 I1 P1 c8 l/ T( W1 ?' vThe data file has lines of up to 128 characters. The lines are grouped
into sections with section headers. Data items are entered in specific
' u0 S4 ^* p6 B+ Z  T0 g. S! J) fcolumns. No blank items are allowed, enter zeros instead. Floating point
8 I+ C8 ~& r( J5 ^2 ^items should have explicit decimal point. No implicit decimal points
are used.
Data type codes: A - Alphanumeric (no special characters)
                 I - Integer
                 F - Floating point
                 * - Mandatory item
Title Data
4 T- N6 m* {) F: K# L( V& _$ D- r==========
First card in file.
7 h/ g* B( H; U2 ~Columns  2- 9   Date, in format DD/MM/YY with leading zeros. If no date
                provided, use 0b/0b/0b where b is blank.
Columns 11-30   Originator's name (A)
Columns 32-37   MVA Base (F*)
Columns 39-42   Year (I)
Column  44      Season (S - Summer, W - Winter)
2 j+ F+ ?! H7 K7 gColumn  46-73   Case identification (A)
) D5 M5 B& V( s* I, QBus Data *
& M$ a5 ?7 E8 |7 f) u  K; g4 f==========
, P2 |( E+ v' ~' W* d0 T0 [; |; i$ iSection start card *:
---------------------
Columns  1-16   BUS DATA FOLLOWS (not clear that any more than BUS in
                1-3 is significant) *
# f/ ~3 b' ?  n) U) fColumns  ?- ?   NNNNN ITEMS (column not clear, I would not count on this)
6 m) p& P' C; y7 {& }Bus data cards *:
( k) [/ I1 u. L7 \6 X0 l5 T1 K, H-----------------
& y$ K8 @+ Y# t2 r# J8 h# W/ B. W& AColumns  1- 4   Bus number (I) *
Columns  7-17   Name (A) (left justify) *
Columns 19-20   Load flow area number (I) Don't use zero! *
/ b0 f; u3 A( y$ f+ I& y* |Columns 21-23   Loss zone number (I)
Columns 25-26   Type (I) *
: j0 i8 k! a& F8 m" {                 0 - Unregulated (load, PQ)
                 1 - Hold MVAR generation within voltage limits, (PQ)
: W' z/ i7 E: C) f9 I" n                 2 - Hold voltage within VAR limits (gen, PV)
                 3 - Hold voltage and angle (swing, V-Theta) (must always
                      have one)
$ |5 l; D& g! s. G( OColumns 28-33   Final voltage, p.u. (F) *
1 x! O; ]4 \* K/ m0 i* [  V3 mColumns 34-40   Final angle, degrees (F) *
Columns 41-49   Load MW (F) *
Columns 50-59   Load MVAR (F) *
+ O1 F( ~7 J4 ^5 Y$ X, t$ e/ P# ~( p& dColumns 60-67   Generation MW (F) *
- J( x+ ^9 d! kColumns 68-75   Generation MVAR (F) *
Columns 77-83   Base KV (F)
Columns 85-90   Desired volts (pu) (F) (This is desired remote voltage if
                this bus is controlling another bus.
( X# g2 L* t& m8 f& l9 y  u  _% JColumns 91-98   Maximum MVAR or voltage limit (F)
3 W7 d9 _9 P" i, ~2 M$ N8 q9 n4 Q( kColumns 99-106  Minimum MVAR or voltage limit (F)
) x6 q, U0 {4 `; Z2 [Columns 107-114 Shunt conductance G (per unit) (F) *
Columns 115-122 Shunt susceptance B (per unit) (F) *
Columns 124-127 Remote controlled bus number
Section end card:
8 y* [- f3 U0 @* y/ i-----------------
Columns  1- 4   -999
3 ~8 a. \7 c* S# M7 rBranch Data *
=============
1 @% Q4 T  h8 R. ]- L, }Section start card *:
9 g* J9 S7 ^* R$ T0 X2 H---------------------
# u: C! P% F" Y$ ^0 i. lColumns  1-16   BRANCH DATA FOLLOWS (not clear that any more than BRANCH
                is significant) *
3 @# x9 h' ~* A6 C' nColumns 40?- ?  NNNNN ITEMS (column not clear, I would not count on this)
+ |5 a7 E$ F& q! y% Q% z5 y) cBranch data cards *:
--------------------
Columns  1- 4   Tap bus number (I) *
                 For transformers or phase shifters, the side of the model
                 the non-unity tap is on
# L8 e8 S  I; X& iColumns  6- 9   Z bus number (I) *
3 Y  y; M% @) X5 l; H0 @                 For transformers and phase shifters, the side of the model
* X/ _) O! Z% F2 P; w                 the device impedance is on.
Columns 11-12   Load flow area (I)
- ?( l; R; P9 u, c$ K6 MColumns 13-14   Loss zone (I)
Column  17      Circuit (I) * (Use 1 for single lines)
Column  19      Type (I) *
* ?- h" }5 e, }( X. v7 p& B& E                 0 - Transmission line
: n8 z9 L% a9 D                 1 - Fixed tap
                 2 - Variable tap for voltage control (TCUL, LTC)
                 3 - Variable tap (turns ratio) for MVAR control
                 4 - Variable phase angle for MW control (phase shifter)
Columns 20-29   Branch resistance R, per unit (F) *
Columns 30-40   Branch reactance X, per unit (F) * No zero impedance lines
+ {2 c' }) Z) L4 F7 ]; G; \Columns 41-50   Line charging B, per unit (F) * (total line charging, +B)
( O! q" ]0 P: t1 u2 i5 ]4 M; |Columns 51-55   Line MVA rating No 1 (I) Left justify!
/ Z5 R1 }5 I) [8 U8 EColumns 57-61   Line MVA rating No 2 (I) Left justify!
Columns 63-67   Line MVA rating No 3 (I) Left justify!
' {  S) S6 N* R& e, K& c. vColumns 69-72   Control bus number
Column  74      Side (I)
                 0 - Controlled bus is one of the terminals
. N% g5 K6 O/ V. K. N$ H                 1 - Controlled bus is near the tap side
                 2 - Controlled bus is near the impedance side (Z bus)
# U' K9 s2 ]# ~! T8 A, YColumns 77-82   Transformer final turns ratio (F)
( t  t% d1 d* w, J) yColumns 84-90   Transformer (phase shifter) final angle (F)
  i- s9 g. J. u, l# t' q' @Columns 91-97   Minimum tap or phase shift (F)
Columns 98-104  Maximum tap or phase shift (F)
; [  M5 ~+ p) m5 Q# w5 u; [9 t. {Columns 106-111 Step size (F)
: C2 ]+ q7 |2 y% w! bColumns 113-119 Minimum voltage, MVAR or MW limit (F)
Columns 120-126 Maximum voltage, MVAR or MW limit (F)
6 w& }! W9 M  T: tSection end card:
-----------------
/ g- W" Y5 |) uColumns  1- 4   -999
Loss Zone Data
==============
Section start card
------------------
, Z0 G* h% O" N' Y, ~9 }  OColumns  1-16   LOSS ZONES FOLLOWS (not clear that any more than LOSS
                is significant)
( `( \" m% N0 bColumns 40?- ?  NNNNN ITEMS (column not clear, I would not count on this)
7 e6 I. H/ ?: BLoss Zone Cards:
- K6 G9 U; B" n! }" A----------------
" A7 K7 v9 R5 n6 QColumns  1- 3   Loss zone number  (I)
Columns  5-16   Loss zone name (A)
7 d0 C0 o, f* A- f$ ?Section end card:
-----------------
% Z4 z" V# S) Y, R1 T( k' t6 A, oColumns  1- 3   -99
; I' y7 a: `  K3 rInterchange Data *
==================
+ c0 J2 F* Y% U, r$ s! ]Section start card
------------------
Columns  1-16   INTERCHANGE DATA FOLLOWS (not clear that any more than
                first word is significant).
7 g* W2 k1 I/ c; P0 pColumns 40?- ?  NNNNN ITEMS (column not clear, I would not count on this)
- ?7 B4 z- M5 n4 e5 N1 OInterchange Data Cards *:
! q2 B* u4 p) D4 d: h% k; |-------------------------
Columns  1- 2   Area number (I) no zeros! *
, C" D$ v- L, C: Z8 XColumns  4- 7   Interchange slack bus number (I) *
' I& P% i$ b8 u* J% @6 a9 SColumns  9-20   Alternate swing bus name (A)
+ K! p- b4 |: kColumns 21-28   Area interchange export, MW (F) (+ = out) *
- q) f" e6 o- [: g: h* I, D  XColumns 30-35   Area interchange tolerance, MW (F) *
. M. E) x) R  S- dColumns 38-43   Area code (abbreviated name) (A) *
; J- v* F% k: V  p* ?% F7 H; R2 dColumns 46-75   Area name (A)
6 ]7 b4 m- m4 E; rSection end card:
-----------------
, z( d! L- e% C! K+ K: X3 _7 g% KColumns  1- 2   -9
( N: E  C* V. bTie Line Data
. I: h# t) q( s7 A4 o; t: k$ Z=============
Section start card
% m! U5 u1 {+ Z6 J* V; G------------------
Columns  1-16   TIE LINES FOLLOW (not clear that any more than TIE
7 f" [7 d* q0 v# ?                is significant)
- c7 S- E% c. b3 q7 Z' b+ N( zColumns 40?- ?  NNNNN ITEMS (column not clear, I would not count on this)
Tie Line Cards:
---------------
" s, v% d# M0 }$ MColumns  1- 4   Metered bus number (I)
Columns  7-8    Metered area number (I)
Columns  11-14  Non-metered bus number (I)
Columns  17-18  Non-metered area number (I)
Column   21     Circuit number
Section end card:
-----------------
Columns  1- 3   -999
END OF DATA

( Y6 w4 q1 G0 X8 ^' aPSAP File Format
6 o# I9 e+ N4 mMay 20, 1993
The PECO PSAP File Format is fully described in the _PJM Power System
& g& Z! Q8 l* xAnalysis Package Use's Guide_, available from the Philadelphia
* x4 C1 W- C. H- d% fElectric Company. The following is a rough description of the
most important parts of the format.
A PSAP data file is divided into sections by code cards. The code is
9 q& F7 p1 L4 |% \% @" din the first three columns. There are something like 60 codes, of
* g8 v0 T! W& H1 P. {- x9 g- Kwhich only four are described in this document.
3 n9 n0 w! J8 J1 z# KThe 1 code indicates that the next card is the case title. Only one
title is allowed per case.
- V+ f- O1 y7 t% [3 G% ZThe 4 card indicates that line data follows. The line data ends with
a 9999 card.
0 u5 f5 Q+ C8 [The 5 card indicates that bus data follows. The bus data ends with
& I2 j' @7 j' f, E( qa 9999 card.
5 m* {' o$ T# s0 Z& C: H. ZThe 15 card indicates that area interchange data follows. The data ends with
  x8 k/ ^7 J$ Ga 9999 card.
Line Data Card (Code 4 cards)
=============================
& m5 u; `3 ]! ]Cols    Data
. L+ U9 L0 e' ]) I1-4     From bus number
6       Change code (blank in 4 section)
; O, g. i- W1 i- w7       'C' if second card present for same line. Used for transformers.
9-12    To bus number
14      Circuit number (blank in 4 section)
16      'T' or 'F' - Load flow area of bus at this end of line gets losses.
# y( k0 E* H, i2 |3 L! ~! [4 H18-23   Line resistance in percent of base. (NOT per unit.)
        (percent = 100 x per unit) Two default decimal places.
$ z& g1 ~" A+ [2 J24-29   Line reactance, in percent. Two default decimal places.
" o& n' V* `8 V! t30-35   Line charging MVAR (total). Three default decimal places.
36-40   Transformer tap (per unit turns ratio). Three default decimal
0 C, _% N+ m1 K" }( ~$ i5 U        places, 1000 = 1.000.
41-45   Min tap, for OLTC. Three default decimal places.
% T# \0 Z4 T  q1 L$ n46-50   Max tap, for OLTC. Three default decimal places.
: Z" |/ d7 N5 k: @51-55   Phase shift angle, for OL phase shifter. Two default decimal places.
+ ~$ a2 a1 G, v' R56-60   Remote voltage control bus number. Negative if lower tap increases
        voltage of this bus.
# {; R: o; M9 P" `61-64   Normal MVA rating
65-68   Emergency MVA rating
4 I; L5 r' ?+ z4 [69-72   MVA Base. Default value 100 MVA if blank.
; X2 m; T$ o" o0 V" ]5 w% cSecond Line Card (follows 'C' in first card)
; O* t! \! r3 N============================================
' B6 Z0 @3 l6 D8 n1-17    Same as first card, except no 'C'. Can be left blank.
% ?  J. X& o8 D3 {4 Z/ b35-40   Desired MVAR flow or Min voltage setpoint for OLTC.
) k* X+ @" ~2 \" m+ X4 A41-45   Min phase shifter degrees. Two default decimal places.
# B: Z7 @2 e" M" f. A; i4 d: E46-50   Max phase shifter degrees. Two default decimal places.
6 a! \( G4 l- x# ]6 g51-55   Desired MW flow for phase shifter.
/ k/ F  x2 Q/ D& ?2 _, q57-60   Controlled line from bus.
62-65   Controlled line to bus.
! K* o! D6 ]' P! M1 T$ C$ F67-70   Available taps (number of taps)
71-75   Maximum voltage setpoint. Three default decimal places.
$ z; ^: }1 _) G! g& JBus Cards (Code 5 cards)
! {0 x4 F3 W; `( t7 B7 @========================
+ p" Y. }, ^6 L0 e7 J$ J. P1-4     Bus number
; g. G% z) |6 W# E( C6       Change code (blank in 5 section)
7       Continue code (blank in 5 section)
& l& G* x! S7 e! [- M8       Regulated bus code:
) J+ R# L. w9 _6 i         Blank - load (PQ) bus
* `3 x! }$ m3 \) r7 Z5 p3 _5 Y3 d         1     - gen (PV) bus
         2     - swing (V-Theta) bus
10-21   Name
1 ]( T4 d5 G% X+ V23-26   Bus voltage (control setpoint or solved value).
8 z2 G8 g. P) D2 q7 S3 c3 ~7 ]% W        Three default decimal places.
" e: Q: l+ b, K) T) g27-30   Bus angle
1 t% \7 t- P% r. W31-35   Generation MW
36-40   Generation MVAR (from solution)
# t$ d! H; y# d2 e$ E  \41-45   Generation MVAR low limit
46-50   Generation MVAR high limit
- _0 o' A" U3 h# n  r  c51-55   Bus at which generation controls voltage
56-60   Load MW
1 ~4 \1 r3 V- p61-65   Load MVAR
" ^  |0 _8 D8 h) S9 n: p; l66-70   Shunt MVAR. Reactors are minus.
9 s' C7 _; W+ k! ?: `' O71-72   Load flow area. (Used for area interchange and losses).
5 R# Q* p- u4 kArea Interchange Cards (Code 15 cards)
% M) m9 `2 i( c) G" E/ i======================================
3-4     Load flow area number
' C# K1 v; m& k1 ]/ p5-8     Swing bus for area interchange. Adjusts generation at this bus
        to meet area interchange requirement.
9-14    Area exports, MW. (+ = out of area)
15-19   Area Interchange tolerance, MW
20-55   Area name
56-60   Area load (usually left blank)
# g3 t0 v* {% \  m4 v! Y; ]61-65   Area losses (usually left blank)



. E* Z4 P+ }6 b4 U. f* @: e% G0 B; DDescription of the PTI Load Flow Data Format
============================================
Note that PTI reserves the right to change the format at any time.
For use with the IEEE 300 bus test case in PTI format.
4 c$ x( Y" w/ J* Z2 nCase Identification Data
% v" `9 N1 s, k# v3 ~/ `6 {. J  Z: U========================
First record: IC,SBASE
' s; p7 }7 [/ X: s# O( u6 N/ [ IC - 0 for base case, 1 for change data to be added
SBASE - System MVA base
* C! b! Y! K2 h* ?- m: nRecords 2 and 3 - two lines of heading, up to 60 characters per line
Bus Data
========
: m" L% H+ g& w- q3 l  L! mBus data records, terminated by a record with a bus number of zero.
I,IDE,PL,QL,GL,BL,IA,VM,VA,'NAME',BASKL,ZONE
5 E3 h+ m8 d( Z! t7 M9 ` I - Bus number (1 to 29997)
0 E& n; X* _% Y# Z5 i. C* ^5 ? IDE - Bus type
. q$ a3 Y5 Y' E4 }) [( e2 I% f        1 - Load bus (no generation)
        2 - Generator or plant bus
' e+ g1 Q- i- X: L4 G        3 - Swing bus
        4 - Islolated bus
7 L7 f) h: @! P% J. ?0 p PL - Load MW
! D7 a6 ]/ a* N0 v  d$ q5 R QL - Load MVAR
# u/ Q1 R0 Q2 S GL - Shunt conductance, MW at 1.0 per unit voltage
- a% I6 A% ^# O$ C BL - Shunt susceptance, MVAR at 1.0 per unit voltage. (- = reactor)
3 y: p' ~* e2 {6 Z  `4 H; k9 K IA - Area number, 1-100
6 I, v5 p, t! P) Y' ? VM - Voltage magnitude, per unit
1 ^$ `# M2 R/ \4 D VA - Voltage angle, degrees
9 L4 {: H. ]8 y+ i NAME - Bus name, 8 characters, must be enclosed in quotes
BASKV - Base voltage, KV
; y1 f' r5 q1 }4 y5 w ZONE - Loss zone, 1-999
Generator Data
==============
Generator data records, terminated by a generator with an index of zero.
I,ID,PG,QG,QT,QB,VS,IREG,MBASE,ZR,ZX,RT,XT,GTAP,STAT,RMPCT,PT,PB
& j& `  m- p8 C1 \5 u- D. ~I - Bus number
ID - Machine identifier (0-9, A-Z)
PG - MW output
QG - MVAR output
$ a  a5 o; E+ SQT - Max MVAR
QB - Min MVAR
VS - Voltage setpoint
IREG - Remote controlled bus index (must be type 1), zero to control own
: h! u, O8 T" e% Z voltage, and must be zero for gen at swing bus
MBASE - Total MVA base of this machine (or machines), defaults to system
MVA base.
ZR,ZX - Machine impedance, pu on MBASE
* J- H0 X- ?& l: k6 K" H+ S# e$ HRT,XT - Step up transformer impedance, p.u. on MBASE
GTAP - Step up transformer off nominal turns ratio
( R" j: ?4 A+ `# ]8 sSTAT - Machine status, 1 in service, 0 out of service
RMPCT - Percent of total VARS required to hold voltage at bus IREG
0 U; E% h1 v# r+ [- z  s# G  s- s to come from bus I - for remote buses controlled by several generators
PT - Max MW
9 O& k. J1 X8 v2 k0 ]6 aPB - Min MW
$ O1 [$ N- t  t5 z$ @. N, mBranch Data
===========
Branch records, ending with a record with from bus of zero
I,J,CKT,R,X,B,RATEA,RATEB,RATEC,RATIO,ANGLE,GI,BI,GJ,BJ,ST
I - From bus number
7 E; b7 w+ M9 z2 n  i3 mJ - To bus number
0 y$ }7 m+ g! G' c6 rCKT - Circuit identifier (two character) not clear if integer or alpha
; D7 e% _# o( p" f' C7 ZR - Resistance, per unit
X - Reactance, per unit
B - Total line charging, per unit
RATEA - MVA rating A
5 L! g: }2 V) R  XRATEB, RATEC - Higher MVA ratings
) O$ @! l. d1 L2 w4 d# @RATIO - Transformer off nominal turns ratio
ANGLE - Transformer phase shift angle
* z' }& C0 G6 a0 |: bGI,BI - Line shunt complex admittance for shunt at from end (I) bus, pu.
GJ,BJ - Line shunt complex admittance for shunt at to end (J) bus, pu.
ST - Initial branch status, 1 - in service, 0 - out of service
' C" q! y# a( C: R/ wTransformer Adjustment Data
8 w3 `) x" J8 {: ^) G+ N===========================
6 Y/ W3 R2 @! k  wEnds with record with from bus of zero
I,J,CKT,ICONT,RMA,RMI,VMA,VMI,STEP,TABLE
, @& n3 s  U% R/ bI - From bus number
4 u5 v6 _  u% d9 z# p% X0 mJ - To bus number
, |6 b2 }- g; E: R" |6 rCKT - Circuit number
, p+ ~) O3 @2 e& ?) C, @8 MICONT - Number of bus to control. If different from I or J, sign of ICONT
determines control. Positive sign, close to impedance (untapped) bus
of transformer. Negative sign, opposite.
  L7 X% Y( i3 t  c# \4 hRMA - Upper limit of turns ratio or phase shift
RMI - Lower limit of turns ratio or phase shift
VMA - Upper limit of controlled volts, MW or MVAR
VMI - Lower limit of controlled volts, MW or MVAR
8 t# r3 \8 I  @5 p; U6 PSTEP - Turns ratio step increment
$ e* I) q5 t& C* DTABLE - Zero, or number of a transformer impedance correction table 1-5
Area Interchange Data
3 c* ^! m3 d! ^+ M! T  h=====================
6 t. Q, U7 h. ]2 f, GEnds with I of zero
I,ISW,PDES,PTOL,'ARNAM'
I - Area number (1-100)
% ]0 q8 p  n. Y9 A; gISW - Area interchange slack bus number
5 ?2 |+ u! b0 ]0 M4 bPDES - Desired net interchange, MW + = out.
PTOL - Area interchange tolerance, MW
. t+ U( V: Z) D: N5 yARNAM - Area name, 8 characters, enclosed in single quotes.
DC Line Data
5 A; n' N. A4 }: \============
+ Z4 R) K" P# V' V3 E6 w7 SEnds with I of zero
Each DC line has three consecutive records
* g1 H' A; T/ E% K- AI,MDC,RDC,SETVL,VSCHD,VCMOD,RCOMP,DELTI,METER
* f. _3 Y; E, ~* }+ F3 \IPR,NBR,ALFMAX,ALFMN,RCR,XCR,EBASR,TRR,TAPR,TPMXR,TPMNR,TSTPR
IPI,NBI,GAMMX,GAMMN,RCI,XCI,EBASI,TRI,TAPI,TPMXI,TPMNI,TSTPI
I - DC Line number
- y- G$ f3 n7 J6 U4 @' b( z& OMDC - Control mode 0 - blocked 1 - power 2 - current
RDC - Resistance, ohms
. \& r; V7 p& J  xSETVL - Current or power demand
: W, t, \5 N% z, t; K7 LVSCHD - Scheduled compunded DC voltage, KV
VCMOD - Mode switch DC voltage, KV, switch to current control mode below this
RCOMP - Compounding resistance, ohms
DELTI - Current margin, per unit of desired current
1 J2 Z: \. n! U/ n% u. jMETER - Metered end code, R - rectifier I - Inverter
1 r0 u2 ~5 b2 C; C+ S$ bIPR - Rectifier converter bus number
NBR - Number of birdges is series rectifier
ALFMAX - Maximum rectifier firing angle, degrees
7 |) q1 y* ^$ E4 x9 l$ NALFMN - Minimum rectifier firing angle, degrees
RCR - Rectifier commutating transformer resistance, per bridge, ohms
) q7 ]/ n& c- v0 {3 D. ?XCR - Rectifier commutating transformer reactance, per bridge, ohms
EBASR - Rectifier primary base AC volts, KV
* B* V- \# c- zTRR - Rectifier transformer ratio
TAPR - Rectifier tap setting
TPMXR - Maximum rectifier tap setting
TPMNR - Minimum rectifier tap setting
TSTPR - Rectifier tap step
Third record contains inverter quantities corresponding to rectifier
  V# @$ Q* b) J/ p7 d) T" cquantities above.
Switch Shunt Data
2 a+ q7 x# D& H9 |2 w=================
+ l1 h% _; U8 |; p+ V( H5 \& \Ends with I = 0.
: Q/ r) ~' ?! g/ k0 zI,MODSW,VSWHI,VSWLO,SWREM,BINIT,N1,B1,N2,B2...N8,B8
; c$ i% n# e6 |5 e% v5 `& BI - Bus number
MODSW - Mode 0 - fixed 1 - discrete 2 - continuous
! v& ~9 r: @/ \- o8 l: M# e' h8 jVSWHI - Desired voltage upper limit, per unit
3 T0 w; {2 e5 t8 L+ [, r( O3 ZVSWLO - Desired voltage lower limit, per unit
0 o- H6 J4 x/ a  e/ w9 \$ aSWREM - Number of remote bus to control. 0 to control own bus.
VDES - Desired voltage setpoint, per unit
0 U+ X8 o& K9 M6 ?/ m( d+ a- ]BINIT - Initial switched shunt admittance, MVAR at 1.0 per unit volts
N1 - Number of steps for block 1, first 0 is end of blocks
4 e0 G  Y) B5 P1 y# |4 S: h9 MB1 - Admittance increment of block 1 in MVAR at 1.0 per unit volts.
N2, B2, etc, as N1, B1

fellowieee

http://www.ee.washington.edu/research/pstca/index.html