psse加入风电场特征值分析

莫云峰

当在PSSE中加入风电场模型后，进行特征值分析计算时，在执行完ASTR指令后，出现如下错误：
12 diagonal and 11 off-diagonal elements
* G8 I5 I6 P: A4 T, ~0 p4 y; U WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION  2
WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION  3
1 i3 p% |4 P1 |: J WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION  4
WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION  5
WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION  6
WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION  7
WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION  8
* c2 |/ g- e' u$ g8 W# W& d WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION  9
WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 10
2 q5 y. g  c+ R WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 11
) A1 D% g  ~" N WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 12
$ U5 K: K. \% q, i. K( K WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 13
  E  I. s2 W. o; T# W, o WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 14
( ~7 k6 n+ `0 G. m WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 15
4 W! U& F( R* d9 D: ] WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 16
WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 17
WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 18
( h0 ~8 [: \: q WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 19
WT1G1 AT BUS      4 MACHINE 4 : INNER LOOP NOT CONVERGED ON OUTER ITERATION 20
WT1G1 AT BUS      4 MACHINE 4 : UNABLE TO MEET LOAD FLOW P WITH MODEL REACTANCES
WT1G1 AT BUS      4 MACHINE 4 : X'  =0.17730 IM(ZSORCE) =1.00000
% g9 {( ^6 \3 n: }' |6 _
Model GENROU Bus 1 [WEST        20.000] Machine "1 " :
     X'D = 0.25, imaginary part of complex machine impedance (ZSORCE) = 1.0, differ by > 0.000005

Model GENROU Bus 2 [WEST        20.000] Machine "2 " :
6 |" A1 C" ?$ [9 p( I     X'D = 0.25, imaginary part of complex machine impedance (ZSORCE) = 1.0, differ by > 0.000005

* n7 U' y( s, }& `# E, [2 T Model GENROU Bus 3 [EAST        20.000] Machine "3 " :
4 Y0 f$ s# O3 k. Y/ A     X'D = 0.25, imaginary part of complex machine impedance (ZSORCE) = 1.0, differ by > 0.000005

& Y6 V1 p$ ?6 ~6 p( F/ {+ @& o     PTI INTERACTIVE POWER SYSTEM SIMULATOR--PSS(R)E     FRI, OCT 23 2015  10:18
: H+ |( s  E3 \8 S( T6 `8 }' I

" }# l! y+ J: v0 Q! ~7 Q
& `4 X' a: L) v& V5 D# I- n5 `) @. P( g INITIAL CONDITION LOAD FLOW USED 15 ITERATIONS

----------------------------- MACHINE INITIAL CONDITIONS -----------------------------
: D1 Q; {- c1 d   BUS# X-- NAME --X BASKV ID  ETERM   EFD    POWER    VARS   P.F.  ANGLE   ID     IQ
      1 WEST        20.000 1     NaN    NaN     NaN     NaN    NaN    NaN    NaN    NaN
      2 WEST        20.000 2     NaN    NaN     NaN     NaN    NaN    NaN    NaN    NaN
      3 EAST        20.000 3     NaN    NaN     NaN     NaN    NaN    NaN    NaN    NaN
      4 EAST        0.6900 4  1.0359 0.0000     NaN     NaN    NaN    NaN    NaN    NaN

INITIAL CONDITIONS CHECK O.K.

% e3 b+ o( D2 n- J! j请问是什么原因？（前面错误信息懂得，不用翻译。）NaN是什么意思？

wangh09

NaN是   not a number  一般是无穷大什么的   应该是积分时发散了    或是除0错误