本来想把电抗器重燃模型的model模块model用txt文件贴出来,好像不能上传txt文件,故在下面贴出了model的内容。 ' E- e$ ~ }) y & p \* A' P: }MODEL breaker9 [$ C) b: m n7 Z
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COMMENT >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 8 o- B" `1 Q: l7 u* \* i! R ! `7 ~( n. R$ A7 Z2 w9 q* Z# H; K2 L; V. o
The model of this example updates the present state of the 6 |$ J# Z9 x& t8 ]
circuit breaker by taking into account the conditions 5 K: V) ?) \, I" b Ycontrolling four represented state transitions: first opening, 0 H$ e. y" A& m2 k8 q, J
reigniting, reopening, and full opening. % u! U, x! w4 K * I6 f9 F* V" w* o& X# @>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ENDCOMMENT3 m! C2 p8 V* M" y/ ?
, }1 g8 c: H# {8 ?DATA& R; i$ Q, C$ B$ z! i8 i
topen -- [s] earliest elec opening ) U0 N6 m! B' _% D8 j+ J ich1 -- [A] chopping level at power frequency, V0 y! ^: X3 ^8 M
slope -- [A/s] current slope& t3 E! p2 a9 k; s' j
reopen_delay {dflt:2.5e-6} -- [s] reopening delay 6 R* l2 V" ^* V4 z. i1 Q reignit_w {dflt:1e-2} -- [s] reignition window% J. |9 D! A t! \- V* W
. ^& U5 |9 i. h: W4 AINPUT 9 U& V# e) m1 u8 g2 U v1 -- voltage across breaker terminals4 N! Q6 ^3 }8 H. ]
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current -- current through breaker K- Y9 `" }. Q
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VAR9 d0 ]! I7 }2 i3 |
state -- 0= fully open 7 J: F5 a! i' N# [! g0 J -- 1= normal closed5 p! r2 [' {- [. f# I% o: L
-- 2= tentatively open$ p4 @' C, _/ _6 Y6 a g ^
-- 3= reignited j+ l& n1 J, j1 m2 g
first_opening -- transition from 1 to 2 " J! \* h+ b3 k% O N6 b) L reigniting -- transition from 2 to 3# U# B" O& y, g D. [
reopening -- transition from 3 to 2 $ r0 ?, @+ Q; a3 W fully_opening -- transition from 2 to 0 & }* A4 t, m' C' C! O2 ], |# d reopen_clock -- state variable of 36 T& J0 e% Y0 S0 d0 a
elapsed -- time elapsed since tbeg 8 r' k, _1 r$ e2 i
cbstatus -- open/close signal to switch: x% i7 {3 s4 J( u
deltav ) w8 b8 ^* p* r
ds& {+ f/ Q. \4 v; \/ S
nds 1 S$ K$ c* w8 \2 }0 W tdelta# P9 E0 Y1 @1 z1 _( c8 P* B
itopen + R) N5 e: {( e+ w' V& x# I ich2 ) p6 R' N' y/ K! G ( a* D+ [6 J* M6 X! w$ K" x tOUTPUT 0 u0 w& n$ [- i cbstatus ,ds,nds& |( M; s0 z2 y: i6 V0 Y
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current {dflt: 0}( O# L& n7 g! n- z2 M' J2 y9 T4 E
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state :=1 -- normal closed, u* N+ J4 N$ Q
cbstatus :=closed ! A. U$ _; P5 e- s/ X ds:=1 ! u: A2 B+ N3 V+ i nds:=-1 % c2 [7 E9 T" g; n4 t0 DENDINIT: m* [+ X7 P2 b9 w
! ]6 X1 y; W9 XEXEC 4 W) c+ B7 V. y2 M) q" M+ P deltav:=v1-v2 ' q" e! X1 X) s% v IF t>=topen THEN -- otherwise do nothing, w, N; G* ?, M1 {: v
tdelta:=(t-topen)*1000- E6 M3 A( g( U2 x2 E1 o
IF tdelta<=0.44: z- E; [, X9 H% |
THEN ds:=(38.5*tdelta**1.5)*1000 + ~0 Z T3 Q6 J T! i$ x ELSIF tdelta>0.44 AND tdelta<=5.00" L* K9 U5 s" Q9 U* @3 A
THEN ds:=55.1*tdelta**0.55*1000( y* b7 |+ l2 y" q/ F/ x
ENDIF 7 ~- T( E- O8 N/ A2 H/ n1 F( o8 c+ Q5 Z5 Z
nds:=-ds , f* h3 \! J7 A) J itopen:=abs(current) ' V# l1 J9 S) G/ K2 k ich2:=(2*pi*50*14.3*itopen*6.3*exp(-16))**((1-14.3)**(-1))/ |3 i6 y0 i! ^7 Y7 ?( O- f( l
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first_opening :=false; fully_opening :=false 1 _, @- C5 a' v0 G1 b3 h- Z reopening :=false; reigniting :=false . T* Q% e$ i( y( D* y0 Q+ v9 Z: Z" M
IF state=1 -- was normal closed2 R2 C) t$ Q6 n6 V5 Y0 _% c3 T, Q
AND (abs(current) <ich1 1 [/ c0 n3 E4 O9 J OR current*prevval(current)<0) ' U9 M0 Z- g/ x' Z" s% ?% Y) ^ THEN first_opening :=true . h# b/ [# P4 s elapsed:=t-topen 3 B7 T0 t9 ~* [( c* K: I# J% Y' i6 t$ Q. }2 z1 |' K! u; h: @
ELSIF state=2 THEN -- was tentatively open & U: R5 ~3 J8 _6 I6 p% R% R. @
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IF elapsed>reignit_w THEN 0 x3 j- V$ @; n0 _8 O fully_opening :=true ' |$ |1 R8 A0 R' ^1 U ELSIF abs(deltav) > ds 8 f" q! W2 t$ {9 U3 W" q! u THEN reigniting:=true' C+ m" J7 k! T5 K& i
ENDIF8 d- \$ t H& w) l* I n9 e9 b
+ W4 B7 J! \4 A/ A' n8 @0 n7 u ELSIF state=3 THEN -- was reignited6 T, p' F+ k6 O$ j0 r) t% L
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reopen_clock :=reopen_clock +timestep ?- { T, |* e( f7 h% |8 W6 D' d* e+ U6 E4 s. j0 \- M4 C
IF reopen_clock >=reopen_delay - p. f; r& Z8 W: Z+ t6 ] AND (abs(current) <ich15 }! i7 H9 C2 R' |- h
OR current*prevval(current)<0) $ D' _/ j& y& e* p5 C AND abs(deriv(current))<slope 6 L2 M9 `3 z( g! C5 x" y! Q THEN reopening:=true 3 w. b! d: x7 O( }" M' { ENDIF ; u5 P/ e2 m& M9 |4 X+ U0 o - F3 i+ N. {. f# ]) q ELSIF state=0 THEN -- was fully open , @5 k- T6 n8 W- Q" n' K3 ^ ENDIF8 v7 H( c' \5 V# i
" z0 h8 Y4 g+ ^1 O7 e V IF first_opening OR reopening THEN |* ^1 i. e- u7 d state :=2 -- becomes tentatively open : {- U$ l! K7 F) V1 `7 j9 [7 C% R/ ~4 g: Y `2 |6 x) |; w
ELSIF reigniting THEN 9 ^/ ~7 n. M% j% M2 z reopen_clock :=0 ! O) i8 r* a C$ B% t/ J, v6 ~ state :=3 -- becomes reignited 9 K- _, {# I" f6 S# I- @! m* _ ELSIF fully_opening THEN + o' Y: J. E5 S" P7 L+ [( w+ t state :=0 -- becomes fully open/ Z; u3 b; p& G% |
ENDIF 2 k3 l; p) x7 x, W) q ` o, a0 U8 f, p- D% V
IF state = 2 OR state = 0 -- is now open: K! X: x* w. T
THEN cbstatus :=open # Z$ I$ u5 R( l! Y/ R ELSE cbstatus :=closed " [3 p K9 S* J7 Z* C( q! Q" L ENDIF ) \1 c3 Y6 n4 p _6 A/ h0 \/ g5 P" _( ?; B: X6 o) V" r
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ENDIF& J1 c6 w4 ^# T2 n4 _
8 B* A' N ^* rENDEXEC 0 Z( Q! ~) F3 [1 GENDMODEL+ |2 S/ g* {" h1 `1 u' u
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