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ATP对二次电弧建模时
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二次电弧模块的程序如下
8 V% j' C. T7 H! X' bMODEL arc2
1 |6 n. S2 K7 ^INPUT U,I
! ]2 P$ X9 s- r: l/ l- V* I; V: iDATA L0,IS,
) D. b" p3 u: ^VAR GS,TS,US,LS,GS1,TE,TR,trip,R2,UR,H
: h+ p- W1 [) c9 _' DOUTPUT trip,R2+ O+ s. _# f# ]
INIT+ n: d7 v% D! T. z! K1 s4 M& w
TR:=06 M, `0 j; X7 {7 W( O
TE:=04 K1 q+ ~( B, `; p
trip:=1
# x. @" ?7 y$ a% a7 r. ^* ]ENDINIT
, ~! z/ P0 P+ p5 g( j. @ EXEC
: V6 I$ G M4 G" ^ TR:=TR+timestep
2 S8 Z5 |8 E& y s0 q+ _( K+ W IF TR<=0.1 THEN- |8 l4 q3 \& |6 \- k2 I
LS:=L0* X- l% y6 [2 R% w
ELSE, D, y. L8 Q. P' w
LS:=10*TR*L0
+ f$ v% h9 [/ o$ h ENDIF
( u: h' ?7 c, }) s' p0 G% L US:=75*IS**(-0.4)6 p. [7 {3 i( [, M& w- C
GS:=ABS(I)/(US*LS)
4 z( ^$ U& B- ~6 Y8 S TS:=2.57E-3*(IS**1.4)/LS
, n# B6 v6 j3 Q- ]. f GS1:=GS*(1-EXP(-1*TR/TS))
5 j: Q1 n: Y: \ y2 _+ c0 M0 P R2:=1/GS1- j" B, p, p" V: O- f9 w# v
IF ABS(I)<0.01 THEN
; r2 d& x) s( h TE:=TR* C* N7 H4 |" b i0 \9 [. _
ENDIF
* V) D# I8 G S IF TR-TE>=0 THEN7 d3 s d1 R: T2 y
H:=11 W. r) E" W6 K5 |5 R
ELSE
& j8 }" g7 x7 W) f H:=0! Q7 O" a: s/ Z7 C' l7 F9 R" Q
ENDIF
% B% ~7 D5 B$ ? UR:=[5+1620*TE/(2.15+IS)]*(TR-TE)*H*LS*1E3* ^" z, m: \$ ~5 ^8 w$ S
IF U<UR THEN
, M0 X9 k/ g( ~8 j; ^ trip:=1
4 b- @7 [5 |: {: U0 U ENDIF
+ T( k5 p) Z, N. z8 e) }7 l# Q2 w ENDEXEC6 s2 i2 c" V( m0 ^
ENDMODEL2 v4 H, \' Y: e( p4 R1 j7 p
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但在运行时出现如下错误:; a7 d& v' M! b% [1 y; m
Execution of the program is interrupted in the MODELS section of the data case.
' X( x# f$ w4 z& ~; q5 `The model in use is identified by the following use pathname:" ^5 @' ]" J% N. E0 w# F9 R
MODELS.ARC2! s6 z/ ~ c) h$ G
KILL = 682. Attempted explicit division by a zero-valued factor within an expression.
8 K6 i+ |1 y6 B& A, f* K! c5 D+ a divisor value = 0.00000000E+00; r: K- {# V) f" B. D
3 }4 E* y, E9 f0 |& w7 @
请各位大侠帮我i改改,本人急用/ `5 x! p$ X. b( P9 b" E' g' C
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