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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, j! t7 R1 B s; l2 A/ t) u2 d# n
MODEL arc29 V3 D" O0 i8 H; K1 J
INPUT U,I% D( \: n( s: D' h
DATA L0,IS,
4 a' l- F! u* pVAR GS,TS,US,LS,GS1,TE,TR,trip,R2,UR,H
% C6 b/ O% @+ iOUTPUT trip,R2
' a0 u8 Q: c8 y7 m8 I. s, \) [6 B' W8 VINIT
. v4 E) g$ y6 {8 Z: g TR:=0
6 q3 t/ u% j/ z/ G* W7 G1 F) O TE:=0
) G- `7 O" w5 W5 X trip:=1
1 J% E0 |* i7 H( z# T( }8 rENDINIT: ]2 X- [- ^- y! C8 K/ P6 }" X. q
EXEC
$ P/ n4 U: ?1 w. _) H/ E8 f TR:=TR+timestep 7 h/ f! r+ x* a7 t: E
IF TR<=0.1 THEN4 ^" G/ L, U1 i. X5 M* I
LS:=L0% Z* m1 ?1 F6 ~8 L4 P4 P* a8 T
ELSE) N; s% L; [0 M
LS:=10*TR*L0. _" ?( o* P+ c4 y, {/ n8 v
ENDIF + F! F3 k" D# D/ w9 K; R: h
US:=75*IS**(-0.4)+ c' z4 U6 Y2 O2 T
GS:=ABS(I)/(US*LS)& z+ F G7 N$ S! p, G
TS:=2.57E-3*(IS**1.4)/LS& O5 ~- T9 X5 w L' p, G
GS1:=GS*(1-EXP(-1*TR/TS))
" r0 S) K* U7 `, Y R2:=1/GS12 {+ V; S g5 n8 t4 i( ?( J% [2 p
IF ABS(I)<0.01 THEN3 R w/ f+ T) l ?" ?! Z6 u
TE:=TR0 i2 O ?$ \; O( r. q
ENDIF& \# s7 `, y) k4 R1 V
IF TR-TE>=0 THEN7 ^& k' l5 F: q6 t0 x1 P
H:=1+ v: b* J: t+ I# A
ELSE2 x0 L) s8 }, m. d- c/ K
H:=0% P9 d5 `$ ^7 [! \
ENDIF
( J8 e1 H _( V/ N UR:=[5+1620*TE/(2.15+IS)]*(TR-TE)*H*LS*1E3, G/ ^' u0 y0 E4 U; y
IF U<UR THEN
0 _1 D1 }! |- e; j& } trip:=1
* }' `( w& w* y; t ENDIF
% U$ G" R$ m7 R6 e: L/ Y# I5 P9 x ENDEXEC- [' S' Z( b- T+ i8 v/ E( r4 c6 F
ENDMODEL
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但在运行时出现如下错误:" _( |! o5 y& L) _* r
Execution of the program is interrupted in the MODELS section of the data case.( K. T( s; |3 Y3 H5 S
The model in use is identified by the following use pathname: J' C0 }: Y9 h0 d$ ?
MODELS.ARC2
- @' a1 C& g% ^* d- W8 J$ [; O+ cKILL = 682. Attempted explicit division by a zero-valued factor within an expression.5 o; K2 H$ \8 N# b& B q7 H
divisor value = 0.00000000E+00; a/ P/ ]: V. e
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请各位大侠帮我i改改,本人急用% Z/ M, h( j. O. b& s8 Z
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联系QQ:nan245515165@qq.com。 |
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