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发表于 2015-7-5 10:33:12
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一个FLASH例子，已通过
, ^; _: a" [3 F6 [MODEL Flash# u4 g: [2 N; }7 l" B
comment--------------------------------------3 I) r9 @: _% \. y9 N
| Front of wave flashover characteristic |; i0 E0 n6 n# _4 U
| of the HV insulator. |
4 `; S# I" f- R0 g( K! V| Input: Voltage accross the insulator. | + D2 s1 s6 O1 i0 F9 }1 i
| Output: Close command for the TACS switch |6 G) s2 Z: z" o& I {4 a; ]
-----------------------------------endcomment 2 _3 \& r" t* t. D3 o% N
INPUT UP,UN) g5 r. D" F) A
OUTPUT CLOSE & F0 u8 |8 p8 f/ a$ H: T6 G* c2 B
DATA UINF {DFLT:650e3},UO {DFLT: 1650e3},TAU {DFLT:8.e-7},UINI {DFLT:1E5}9 X8 ^. v- [' X$ [" R* s1 [ j. ~
VAR CLOSE, TT, U, FLASH+ E. } \: [+ \/ @
. O4 a& R: Z: p3 G2 n! ^% i' P
INIT8 u( ]4 v' Y: K; d$ l! X6 t1 [; v
CLOSE:=0$ k1 A- E% X1 [" B) k9 g! }
TT:=0
. `7 `, t" Y5 T FLASH:=INF
4 `/ l5 e6 r0 C* h7 s. q7 _, AENDINIT& S$ B- ]+ I- C3 {! D$ Y1 P" ]1 y7 L0 @( R
9 B1 \/ s+ T' |6 r8 Y* j7 M
EXEC: |6 [2 B+ s4 d& Z8 o# p& Q7 O9 \
U:= ABS(UP-UN)% z9 j8 {4 e3 G7 B. o
IF (U>UINI) THEN 6 B9 a1 f+ {! B& Y1 ~& g0 s v
TT:=TT+timestep
5 v) g( b* t4 a) H+ O FLASH:=(UINF + (UO-UINF)*(EXP(-TT/TAU)))
8 } j! B6 K. N& [, I8 \ IF (U>FLASH) THEN CLOSE:=1 ENDIF 9 Q( j8 ^; u5 P# D+ {: a; v/ [
ENDIF
$ l$ O; h8 Q9 v7 m0 o6 RENDEXEC2 B, {/ Q) @ U* o+ ]5 f
ENDMODEL |
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