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。" i; P/ h" E: ~. c. t5 [
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MODEL breaker ) X+ S! b4 _1 L5 T' h9 W * q7 S' j! {* O1 f1 K: f) \COMMENT >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> % _8 p( i6 I _/ I0 }1 R$ v' ^/ W; s. ~5 b
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The model of this example updates the present state of the " A1 i" t5 T+ B7 n9 H7 J2 |; M
circuit breaker by taking into account the conditions 2 H- w) v K8 J- i5 v
controlling four represented state transitions: first opening, 6 o. O& }% a; {+ S: t
reigniting, reopening, and full opening. 9 [; ^8 F3 |4 ^" |1 u' `5 l) e6 i0 W0 z8 U
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ENDCOMMENT 3 g5 u( K) f0 b( D: N# x8 |/ J2 d* G0 [4 r( O# ]& ?
DATA- o1 ^. w1 L3 z4 Q `
topen -- [s] earliest elec opening% [# k/ Q9 d H) B# k/ Q9 v- ?
ich1 -- [A] chopping level at power frequency % T7 ?& k7 f# n slope -- [A/s] current slope4 g' P, g2 v l7 C& A
reopen_delay {dflt:2.5e-6} -- [s] reopening delay& w) k, e- s+ G+ \( q
reignit_w {dflt:1e-2} -- [s] reignition window ; ?/ }( Z7 r7 P% x8 S4 d8 h& u
INPUT3 V7 B! C" J; R9 G3 O
v1 -- voltage across breaker terminals ) F7 h$ d/ H$ Q- b& L' U v2 \$ i; T$ u8 [/ W C N. @
current -- current through breaker$ t) v* `6 s+ P8 {' k8 o* E; W
p& u. x) f2 d7 K5 B$ R" {: pVAR% h$ `) n# ^+ c: N$ M5 T. c
state -- 0= fully open4 K ~; I3 F0 w/ D1 x: |; o% r
-- 1= normal closed- L0 a5 B8 E' z+ S3 U [4 A
-- 2= tentatively open " ^: ~) ~, Y' y& [. ]! J -- 3= reignited5 C+ i0 {# g" N2 X5 U, @6 ~
first_opening -- transition from 1 to 2 2 Z6 h. M4 M/ p reigniting -- transition from 2 to 3* ^. s0 E; [& _1 ^0 q1 V
reopening -- transition from 3 to 2 , G% {/ }# z5 p/ z2 C( W' d fully_opening -- transition from 2 to 0 y) u* R x4 p5 ? u" g- s
reopen_clock -- state variable of 3 6 F' p( Q. R+ \1 w$ S" ^- ^8 | elapsed -- time elapsed since tbeg 6 D. V, d4 w: r) }3 q1 _. ? cbstatus -- open/close signal to switch4 `; ] Y3 H* ~' z+ ^+ c
deltav # Y# Q0 c# m5 A; |$ P; e2 M# m ds+ z8 ^7 D M; ?
nds * \7 ~; ]' y3 G6 c! @% { tdelta5 o. R. w0 G7 _& F* Y, U, F
itopen5 g8 W" c. G! c% D: r& z
ich2/ x. F" o7 L4 `* z0 e
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OUTPUT4 h" B" I9 e( G: T1 ^
cbstatus ,ds,nds , Z8 s; i }/ \8 Z* V ( x/ Z* Z) T2 ]" Z' iHISTORY/ d0 g# t0 f1 P" \% S/ Q9 \
current {dflt: 0} 2 z+ ^4 Q/ s7 J 4 F! z2 C! [# A# x0 G" j, {. SINIT + a# a- x; W) ^' N9 p state :=1 -- normal closed * ]" A) L" `; {' R8 K- A, g cbstatus :=closed % V2 W9 X9 k! U ds:=1& K7 C1 l$ T, A W$ L
nds:=-1 * R2 H5 Y) F0 _( ^9 O) e7 G' xENDINIT \+ |' v$ ^9 o6 i
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EXEC9 t5 d7 w2 w. q! U8 }1 P/ z' t
deltav:=v1-v2 6 x7 z$ J& r2 ]& d* ` IF t>=topen THEN -- otherwise do nothing : B! B1 D0 U# [- v& Z" G. I tdelta:=(t-topen)*1000 % w8 G4 ?7 h, r, a% e IF tdelta<=0.44 - K' \5 }) B6 H7 S$ |1 r' A+ n2 _ THEN ds:=(38.5*tdelta**1.5)*1000 ( q4 e% a0 N/ Q, B' J$ [ ELSIF tdelta>0.44 AND tdelta<=5.00 ' G, ^! y3 }$ w' o THEN ds:=55.1*tdelta**0.55*1000 ! w ~& ?% s K- N/ f ENDIF& g+ l+ i( S/ r5 {
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nds:=-ds! z$ d- @2 M0 I4 \0 b. o- C+ I% ]
itopen:=abs(current) , q# F1 B4 g K4 | ich2:=(2*pi*50*14.3*itopen*6.3*exp(-16))**((1-14.3)**(-1))" V5 _( P, d7 h8 H3 H
# T( ]+ s, ], m* B. U7 J+ t: C first_opening :=false; fully_opening :=false+ _ j. [, ]1 i- {" k7 k0 }; ^& j
reopening :=false; reigniting :=false % R& x5 @5 j" z6 U/ h- {6 }* ^ 8 L) a# L5 [; ^4 n3 |9 m4 P. u) a3 z IF state=1 -- was normal closed ' ^- v# `" T9 i& r* @3 y AND (abs(current) <ich1 1 D! u5 ~9 @; V& ^1 { OR current*prevval(current)<0)# Z. J- w5 \4 e0 u) S' R
THEN first_opening :=true4 @6 _/ g8 _' n
elapsed:=t-topen 5 m% _0 g# e+ c+ w ; M, M0 Q* W9 q+ _ ELSIF state=2 THEN -- was tentatively open , l% ]% b! ~# [4 e% |7 h0 W' h4 S# w
IF elapsed>reignit_w THEN % j; c6 v" K5 h, a4 u1 R; Y* U fully_opening :=true, ~$ v6 [ z* g; z; W* d5 n9 n( c3 O- }' B
ELSIF abs(deltav) > ds ; h: q$ N9 P4 k: F THEN reigniting:=true* O7 f9 Q) g7 T; [$ G4 x
ENDIF 3 g6 ]) K% B; m2 W0 X' w0 ~: { }: N1 \& I
ELSIF state=3 THEN -- was reignited2 l/ g& b; }1 a( A& I7 D
C X# w8 ?! h8 f) { reopen_clock :=reopen_clock +timestep , I. Z' z1 l( \6 f/ L9 `: |. T+ n. W5 e) ~ U0 ?
IF reopen_clock >=reopen_delay/ z; Q4 x, B9 O5 H. Z @! i3 I# m
AND (abs(current) <ich1 # [8 y+ q( N6 f2 V9 h; @. h! K2 w OR current*prevval(current)<0) & Y1 U, S% ~* J: i
AND abs(deriv(current))<slope" }/ \& Z, b/ N$ |8 ?) f1 Y
THEN reopening:=true4 H( |" I$ |, V! C, X
ENDIF , Y9 Y' M+ u# ]" r1 V! Q# z. {2 J0 y% m) F
ELSIF state=0 THEN -- was fully open# [' c; ~2 f `4 L
ENDIF 3 \ Y+ S3 J3 g& S+ V# k: ]. E) I$ E
IF first_opening OR reopening THEN , Y7 |! R3 W6 ]( j; | state :=2 -- becomes tentatively open1 b! C. B9 N2 B% y$ u
% t; q% c9 ^; C8 W4 z ELSIF reigniting THEN - w* W! \& ~0 u. @8 p reopen_clock :=0 * {: [7 b; e/ {" g( g- k state :=3 -- becomes reignited5 f' C& [$ _! M/ m4 N' h' n( \
ELSIF fully_opening THEN ( p% s1 X1 z4 p6 p: x state :=0 -- becomes fully open- Q$ Z2 Z: l; M- c4 H0 j6 f
ENDIF6 P3 a; ]. n" `& N0 r
% e. \% O' M# p( z$ E3 B( B IF state = 2 OR state = 0 -- is now open Y5 n1 e4 e+ b7 k7 c8 U
THEN cbstatus :=open ( j. U5 l' t5 {4 c ELSE cbstatus :=closed/ N0 c+ _. Q7 l- w& n6 Y
ENDIF & j0 R0 g0 R8 T [. M( F1 v* b3 k& l9 f! F( P. r; W1 |
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ENDIF 0 h; [7 D7 X- R / G) I, w6 w9 _4 ~; o& bENDEXEC & e) P9 x8 J( _8 ]* M" o# OENDMODEL j: K; g8 U- U
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