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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。
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) c0 E9 U8 ^2 f# h# ~2 X, CMODEL breaker
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0 J l& x. M; k; V8 }: \1 w* ?8 GCOMMENT >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
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The model of this example updates the present state of the
5 w" V1 B3 `, v( W4 q; @# q; f3 Ccircuit breaker by taking into account the conditions 5 s& `7 `: y( R0 D, K
controlling four represented state transitions: first opening,
; e6 [: E0 F6 E+ Creigniting, reopening, and full opening.
1 z' e1 S) Z4 U f+ z' B3 D3 F: O5 f) h1 Q9 h5 g# D" l
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ENDCOMMENT+ @6 `6 B* h$ h/ ? T8 O4 a
- ^6 d" `; Y, q" ADATA" s2 Q# @- e3 N& K) {* s* L
topen -- [s] earliest elec opening* p6 a! g- X+ p
ich1 -- [A] chopping level at power frequency
$ l0 F0 q7 h {- Y. l) W. Q slope -- [A/s] current slope+ {3 e; }: T* q! c) ?
reopen_delay {dflt:2.5e-6} -- [s] reopening delay& `9 ?4 N9 p6 ~# j3 K6 ]. S8 t
reignit_w {dflt:1e-2} -- [s] reignition window
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) T7 M2 x7 Q. p6 q8 Z6 E4 p; yINPUT
6 F3 U8 _1 x- Q r: i v1 -- voltage across breaker terminals
0 L7 b2 v) s3 c/ A/ p v2
7 L# n, @/ t( U! e7 c- y, Q current -- current through breaker
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_2 \) U( A' Y( e! x- i! gVAR
0 x9 G" M" g6 y# m) X state -- 0= fully open' z% f+ ]0 |. `2 y! V# Y
-- 1= normal closed
% i# ~/ }: W9 Y v/ i0 F -- 2= tentatively open3 @* X" y, i( [
-- 3= reignited
# Q# O+ @+ l' x- j* H& E first_opening -- transition from 1 to 2; g4 G- @% d& A; m( o
reigniting -- transition from 2 to 39 X5 U; @* J4 q) A
reopening -- transition from 3 to 2
7 p, ~: ^( i: _& M; K% ~7 J fully_opening -- transition from 2 to 0. r) ?0 m0 R- w5 J8 T+ `
reopen_clock -- state variable of 3- \7 o4 t p* H4 L2 p: s
elapsed -- time elapsed since tbeg ! i0 ?! A0 ?$ K0 q0 U. n, _
cbstatus -- open/close signal to switch m6 m' `% }4 o1 F! O
deltav
+ t$ ]& y5 a( v, v% {4 l/ r5 w ds$ x& g* d+ _3 }! ^' K
nds! P" V0 U* m& r5 u( H( E# C8 n) e
tdelta
* g. a" H/ e; c; R, Y itopen
i% [& L# |/ Y, [; E& N1 F9 N& G ich26 W ]5 m. ]6 q& F% D
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OUTPUT0 p7 W+ Q* G* E9 _; ]0 C6 |, d
cbstatus ,ds,nds
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M/ e6 y8 j* p8 X+ [HISTORY' E, P* t) a3 E
current {dflt: 0}
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; s) d) ]$ m P. l; G) r' }INIT% `) |8 i* t6 E7 _! Y t
state :=1 -- normal closed7 `: k3 o" V; b3 P3 `
cbstatus :=closed+ n. h Q6 k$ J g, y
ds:=1) ]- c3 L+ m: Q: B
nds:=-10 A: F# Q" I: q4 ]7 x! M* F* r6 j
ENDINIT
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: ~3 ?4 \6 f) j) gEXEC$ c, Y8 c1 _) p. X7 h3 k
deltav:=v1-v23 C$ G$ c7 j/ M) f# o
IF t>=topen THEN -- otherwise do nothing
( ?6 T* f0 C% g( h3 o" k( J tdelta:=(t-topen)*1000( L# j$ C& l+ b. A ?
IF tdelta<=0.44/ e% R2 g/ q8 q( K4 H. r" k& o1 w
THEN ds:=(38.5*tdelta**1.5)*1000" f/ V+ v4 a% \
ELSIF tdelta>0.44 AND tdelta<=5.00% q8 V& p" j5 x2 j" |+ C
THEN ds:=55.1*tdelta**0.55*1000& Q) a* }$ S* D! I: d( g
ENDIF: q. z2 M8 R) Q: ^7 L' p
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nds:=-ds3 N; i$ H( ]# R
itopen:=abs(current)' I# T( E# N, P+ @9 ^9 Y Y- K/ X. a
ich2:=(2*pi*50*14.3*itopen*6.3*exp(-16))**((1-14.3)**(-1)), |. |$ M- U: m# c7 p( N+ @: e
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first_opening :=false; fully_opening :=false
1 u$ ]3 s b8 Z reopening :=false; reigniting :=false
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/ d( \5 R/ a% S+ V) w& q( w IF state=1 -- was normal closed
( d+ r$ |6 S& ~ AND (abs(current) <ich1
1 \ u4 B7 y e5 z5 k OR current*prevval(current)<0)
+ G4 b" l" F k' r" q8 i* y6 U THEN first_opening :=true7 K+ Q" W0 q& D
elapsed:=t-topen
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ELSIF state=2 THEN -- was tentatively open
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) T% F, @* f# Z$ M) b' G5 e$ e& t IF elapsed>reignit_w THEN( }/ C& I4 o4 K1 W' n4 c3 U0 N
fully_opening :=true
% P& @6 r! n. p" u4 V: f( U# d ELSIF abs(deltav) > ds G0 s( {/ ]* j
THEN reigniting:=true
' P3 k& [. T& z+ K2 J# A ENDIF
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/ I0 s) D1 z7 ^ ELSIF state=3 THEN -- was reignited
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8 J# ]/ g" o- ^ reopen_clock :=reopen_clock +timestep: t& Q3 l; _* P' P
$ q( S% n- i& B5 o$ T" n- C4 }
IF reopen_clock >=reopen_delay+ C) c; h; i& |2 W! M/ y
AND (abs(current) <ich13 Z# y) p2 |6 \* S: y
OR current*prevval(current)<0)
9 I% z/ J e; x! ] ^ AND abs(deriv(current))<slope$ n# z$ ^1 Y/ X' U, ~
THEN reopening:=true# J/ R# ~0 d& G* r
ENDIF
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& f& g0 [! }, Z7 a' M ELSIF state=0 THEN -- was fully open+ [# x- z* ?0 Z) b2 E" g6 V
ENDIF9 z2 j) h R x p- O n" C+ B
; p8 C1 \ v& J7 N; K/ F: _- L IF first_opening OR reopening THEN
/ Y) ~* E8 J# d n5 t state :=2 -- becomes tentatively open
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ELSIF reigniting THEN1 f+ G8 h. ^ t! r& _6 g6 P, y7 }
reopen_clock :=0
8 s7 w9 E% v" _7 G2 W& E state :=3 -- becomes reignited! y" a2 x' c7 x; e' m( ]
ELSIF fully_opening THEN9 U% {4 g4 V) Z' P
state :=0 -- becomes fully open0 q1 k* p( t- j3 H5 l
ENDIF D8 M1 `) f. c5 U) O) m- L6 G! l( {
. d- o' g2 l% Y/ @) q2 R- H9 \ IF state = 2 OR state = 0 -- is now open
3 w/ }9 k0 n* f) m2 j8 O# L7 {3 W8 A THEN cbstatus :=open
: w# q) q" s& d7 S- l9 K ELSE cbstatus :=closed
) a6 R5 u* ?, _* E' r; i& [ ENDIF
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ENDIF
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ENDEXEC
$ A" v: U( q F8 C H# i+ H! r9 c0 S) N; FENDMODEL
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电抗器重燃模型
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发表于 2017-10-24 09:49:20
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