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。1 c2 A+ U# }! R: w( l7 h" p
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MODEL breaker, H: q, }6 S- P2 {
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COMMENT >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>) ^7 A5 Z" [* s3 W- f
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- L# A; T( U+ t2 S8 TThe model of this example updates the present state of the " v' u, O) V2 \1 x
circuit breaker by taking into account the conditions 5 t, _$ g1 L2 h$ V. A% Icontrolling four represented state transitions: first opening, 8 a0 _9 D5 V* J& k1 Xreigniting, reopening, and full opening.5 P4 W7 H& t3 _7 U a4 d, W, z/ V
8 i" |& V+ ]4 I% N>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ENDCOMMENT ) Q/ w: s; j' S; _ 8 l2 E5 l; k- Z1 jDATA; \) o' s; M1 F: S6 }8 C
topen -- [s] earliest elec opening( D$ [# ?! U$ |8 l
ich1 -- [A] chopping level at power frequency t! G/ T1 L/ m+ x3 v4 Z; F
slope -- [A/s] current slope / @1 ^1 t. ]" _5 L5 ]: z, k6 m reopen_delay {dflt:2.5e-6} -- [s] reopening delay+ A6 z% t" j; z( K5 h
reignit_w {dflt:1e-2} -- [s] reignition window 7 D) ]. \+ ~0 ~. t2 [8 R; r+ u0 I- [5 Y9 N0 o% R" {7 u
INPUT - L: F2 {( ~( _, A+ P7 ^$ ~: k v1 -- voltage across breaker terminals - |; r) c6 R. Y v2 & i8 x- z( O3 h+ G6 i* Y7 S! |1 G current -- current through breaker / l/ a8 ?8 k. M* E! E, u9 }5 j& O' p: P
VAR ; D* B) t; T$ h! k state -- 0= fully open& J, E8 e4 R. I0 v4 U# |; d$ \1 S# {
-- 1= normal closed 7 X( R' k4 X0 v. Z K5 R -- 2= tentatively open ' w) s& a+ H/ `' r4 c/ I -- 3= reignited ' Q, r* |9 p0 I a, F; W first_opening -- transition from 1 to 26 N5 G( b1 u9 ~& P* l" W
reigniting -- transition from 2 to 3 ) m9 \- c$ b" u1 \, P4 C reopening -- transition from 3 to 2$ _7 J4 x [5 X: c! [4 y" v
fully_opening -- transition from 2 to 0 , h5 V- p7 g$ u6 H2 F3 {3 S reopen_clock -- state variable of 3" q! A+ X3 v0 f0 I% E, f
elapsed -- time elapsed since tbeg & t8 I8 H" @* p9 q5 M cbstatus -- open/close signal to switch $ \; T6 Z# |: n deltav 3 e* b$ U" @ h$ t
ds" R5 d4 n- ^$ w: e" Y# Z" i# [
nds : b. Q4 f: B; P1 e* l tdelta" E6 c" d3 L1 Q4 } x# v8 h0 f! i
itopen 3 R+ d' U8 w M/ R ich2" [. g ?& f% s N( N1 [
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OUTPUT , N K+ y8 X% A4 h& D cbstatus ,ds,nds " P" [ g/ f2 N8 x o4 O) t$ b) zHISTORY 6 H1 c$ q* u) w1 f# w9 p! Z current {dflt: 0}+ D) Y& {$ H& S( i& k1 E
! K. M# w6 p; G; O. OINIT4 Y9 ]/ R) {7 @+ N: m- j+ Q
state :=1 -- normal closed0 l# j0 A n. }' @1 N
cbstatus :=closed * U& n, j+ H i9 ? ds:=1 ' Z6 y4 R y# e I; z6 G! V7 I$ B nds:=-1, y( f. N, d( o3 |% G+ r
ENDINIT5 J, x# N7 R( S2 m5 g+ i
) i: n" o; `. a: N/ c$ {) eEXEC , G0 {" {8 `- P7 J0 i9 f deltav:=v1-v2 ( j8 {2 R: y0 U- L IF t>=topen THEN -- otherwise do nothing+ G( M( j8 f% v' s; N
tdelta:=(t-topen)*1000, `- q7 K; o, x2 N/ {9 x0 \9 h
IF tdelta<=0.44 n( o# X' Q; ]+ x/ ?9 V0 B+ C4 O: b THEN ds:=(38.5*tdelta**1.5)*10005 D# r' W. H! f! J7 i' l0 n8 g, s6 k
ELSIF tdelta>0.44 AND tdelta<=5.00& [& x" P# F3 }4 i+ G" |
THEN ds:=55.1*tdelta**0.55*1000 ' m. Z L' W: O$ k+ o' p1 z% ^ ENDIF 4 G$ V( V0 \3 E7 ]$ G* S( c8 ]. l 1 q' x2 \6 y+ e V% G" y9 [, g nds:=-ds 7 z( Z% M! d" n itopen:=abs(current) . y$ z' R8 {9 J& _ ich2:=(2*pi*50*14.3*itopen*6.3*exp(-16))**((1-14.3)**(-1)) ! R( m1 P7 c! @- M2 o ( Q4 e; e b/ O% q/ ], z first_opening :=false; fully_opening :=false 2 z. d3 w F) X- r& W3 | reopening :=false; reigniting :=false # ^( s+ B; ?; ~ L& c 0 I+ n$ b0 ~* X; h IF state=1 -- was normal closed( h$ K! t: S, R9 H7 g" q
AND (abs(current) <ich1) Z+ l/ `: H5 d
OR current*prevval(current)<0) ' w7 u; f& |9 M6 K- C THEN first_opening :=true) R8 x8 L( X2 M8 m
elapsed:=t-topen % R9 N8 n# `: G! u / G- r/ v+ W# v2 T, _ ELSIF state=2 THEN -- was tentatively open & V# i* W( B6 I( z' p- ]4 v' h& r6 e9 x6 P& A6 x
IF elapsed>reignit_w THEN% D+ B- Z. k- I6 G* b) D) O
fully_opening :=true, R% S. g) ^; x1 c
ELSIF abs(deltav) > ds% [6 q- R5 E1 m( _/ r
THEN reigniting:=true 6 e1 @" A4 l$ Z- e% f' k3 u ENDIF ' P0 g; U0 k! i$ L" |% e) Q + t7 e1 e9 c! F$ n& c7 R0 i. M6 A b ELSIF state=3 THEN -- was reignited 7 l, U R5 R0 ^+ c$ T9 M/ b9 F+ G' U9 F" b. U( n, P6 w
reopen_clock :=reopen_clock +timestep8 x& H7 a, {5 I, Q
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IF reopen_clock >=reopen_delay. T% L6 ~1 e% H" A' e
AND (abs(current) <ich1 / v( t9 x5 H& S( P. }$ V5 w# G OR current*prevval(current)<0) 6 q6 S8 o: \/ n5 V5 ~- e
AND abs(deriv(current))<slope ) p/ X6 P' ~+ r9 g THEN reopening:=true * a) f7 k h3 S ENDIF 2 E& {, U$ d1 ^* j ( X0 R+ I& Z/ ?1 w* h ELSIF state=0 THEN -- was fully open 3 k# _0 e8 K# e: j. o$ ` ENDIF 2 \; F0 \! W( }: R4 ? 6 ~" P1 k. v" q8 y/ s7 c IF first_opening OR reopening THEN2 a/ `/ a& l9 u
state :=2 -- becomes tentatively open ' ]4 R' Z: k; H- T. q9 \. R: E8 |1 h, y/ H/ b9 s, s
ELSIF reigniting THEN ; j. v* N) g& j0 Y reopen_clock :=0( V% d% `; H6 @& _% k
state :=3 -- becomes reignited: v0 G5 I( i7 N Q' {
ELSIF fully_opening THEN ) @' r1 z# A6 s state :=0 -- becomes fully open 1 L- a' a9 Y: ~ ENDIF + G0 J. P: Z- l6 Q + \6 S% v1 E% C. @, K+ C/ D IF state = 2 OR state = 0 -- is now open # j5 N/ u5 a) u- ` THEN cbstatus :=open8 ^9 I- S7 {. |* q$ H& M( K
ELSE cbstatus :=closed 4 ?7 z- `& S& c6 r- Z( m- _0 S ENDIF / v( S" f/ t- U2 D6 G6 k, l& z Y% y# j: n# a" j. i. P% Q
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ENDIF+ w2 h- `7 ]2 E1 ~1 E5 S4 c
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发表于 2017-10-24 09:49:20
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