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。; w+ o+ ?) l: X# D5 A6 O
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MODEL breaker" q6 c5 h: n4 C' \
+ i- G, P: [ o0 _3 Z5 FCOMMENT >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ) `- @- ]5 ]! o, C $ j1 x' o& J* g* v5 M7 t& }; t5 L8 I3 }. N& l; Z
The model of this example updates the present state of the 5 A! `0 O/ ~+ M' Lcircuit breaker by taking into account the conditions 5 k) v1 F. ~' A% ^- F9 u
controlling four represented state transitions: first opening, ?5 t1 D: l, ^8 \2 R) C( P
reigniting, reopening, and full opening.4 V2 J) U8 C; V+ f& k
$ f V1 W/ w0 Q2 a3 P/ r3 b$ C
>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ENDCOMMENT + E& Z$ j3 x2 o7 X) B/ F + `; N2 p- U& L! oDATA 6 c! @* N6 Q/ ?/ f2 R: n/ w8 L topen -- [s] earliest elec opening1 r+ p6 y4 |: N8 a% ? s" c
ich1 -- [A] chopping level at power frequency 3 n6 T3 T) a8 x/ [6 H6 b- u( | slope -- [A/s] current slope ; a* U! f/ n: C! v; l, ^6 q5 U: ~ reopen_delay {dflt:2.5e-6} -- [s] reopening delay 8 ?4 M! r/ x! |; n7 g reignit_w {dflt:1e-2} -- [s] reignition window & ~1 p) [- x0 n8 U' }/ t3 ]+ D o d
INPUT & P0 e- y# h% i& U# @4 o7 S$ X v1 -- voltage across breaker terminals# [5 M/ u7 K1 {
v2, d, K, F+ p: S3 j0 I. S. r1 \& V
current -- current through breaker% f, B% ~; p5 N6 ?" S y u
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VAR 5 q+ ?6 o9 z- M" t" N state -- 0= fully open 7 k) ^" X" D: a! d! ^' g; W/ d -- 1= normal closed % J8 U: f2 O$ ?5 d( x -- 2= tentatively open0 t* K! g# K; m! W( z. `
-- 3= reignited $ i- e& r* l1 W5 M- @& @' Q first_opening -- transition from 1 to 25 _& [& r3 a1 ]6 k
reigniting -- transition from 2 to 3 - Z( k( G0 i+ y# [3 f5 V( n reopening -- transition from 3 to 28 g9 g9 D4 O% J" e8 f9 F
fully_opening -- transition from 2 to 0 7 Y3 {% `& x) t3 Y1 Y reopen_clock -- state variable of 3/ Z; `! L4 |8 j7 d) m
elapsed -- time elapsed since tbeg . d; z3 L- |$ D1 o9 h" a
cbstatus -- open/close signal to switch: |5 }. A$ C8 |) }
deltav 2 z* g, g% [! p& X) i' f
ds + T5 d8 B* R3 F+ D, f; k( R nds " q7 d, x% `( i1 t: x! r tdelta. ^6 v0 x' \ G9 i2 F, V
itopen 9 A( b" W w1 y; f* f4 E ich2' P6 V( V7 {- g2 W" q
3 M/ q, ]: \' C/ \8 ^* TOUTPUT 3 g: k7 Z7 Z' ?1 m W# S+ n cbstatus ,ds,nds# v @1 j& `7 i2 Y% G7 a5 A
* q8 D) g; N9 E* v1 ]1 JHISTORY& l$ U7 c' q9 h: o- d3 o, X' v
current {dflt: 0} ( ]5 F6 F \1 d2 ?) Z9 J0 W' W& N$ k1 F+ o8 M/ L
INIT 6 ?7 B; g2 i* a- P( J! [ v state :=1 -- normal closed \$ E# J+ ]2 H) K
cbstatus :=closed7 r+ |& @ e+ u9 F; I. _0 w9 ~1 Y% |
ds:=1 2 n2 p9 E1 K1 t9 F! G nds:=-1+ {: U1 l+ h; U9 \; j. C
ENDINIT7 Z& k: {& E( G
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deltav:=v1-v2, {0 Y* R; i% K7 c% K
IF t>=topen THEN -- otherwise do nothing ) Q, Q( I# s) Q1 y& z# W1 c6 j' o tdelta:=(t-topen)*10000 c( B3 B' ]2 K. f
IF tdelta<=0.449 O3 T! {+ W4 F# e$ m
THEN ds:=(38.5*tdelta**1.5)*1000 / [: M' d2 z" ]! m9 J9 X S ELSIF tdelta>0.44 AND tdelta<=5.00! s) H9 w$ P, c O$ ]
THEN ds:=55.1*tdelta**0.55*1000 % \- v. V9 T) |) K, g. \6 I ENDIF 0 C: Y& c' W1 [1 A5 t3 j/ Y- T* U% u" |9 p: ^
nds:=-ds6 U8 m/ F) S f' ]6 [; G, i) \
itopen:=abs(current)/ \/ ?2 C# c1 M2 s* d
ich2:=(2*pi*50*14.3*itopen*6.3*exp(-16))**((1-14.3)**(-1))$ t& h7 [3 v( n3 \
]$ J1 @ e t( Y0 M# ^
first_opening :=false; fully_opening :=false , J K2 O0 ~0 e reopening :=false; reigniting :=false 6 N' p! F& @0 j b+ |' w0 C1 J" Z! b: D$ x2 i
IF state=1 -- was normal closed) W8 S0 [ ~: C J8 c
AND (abs(current) <ich1 , _. {6 \, `" Q* Z) A OR current*prevval(current)<0) ; P! F0 f- A: u( J+ e* J# C THEN first_opening :=true% E9 v o$ m% p! i2 z
elapsed:=t-topen / H4 k$ P" P8 W5 V5 [9 M# c$ J9 H- Z: l8 p: I( I
ELSIF state=2 THEN -- was tentatively open . H8 L7 }$ N8 w6 D; y; f
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IF elapsed>reignit_w THEN 8 C8 {; F$ X. B% r; W/ S fully_opening :=true H" Q! |$ a; Y( ^ F5 v2 e' D ELSIF abs(deltav) > ds) _2 m* V* w6 v( \+ ~
THEN reigniting:=true + }( ~0 q. W/ d; b5 m9 b ENDIF, c0 ]0 Z( ]" _! X* V
& `) i. r0 ]1 {3 ^1 J e ELSIF state=3 THEN -- was reignited $ d8 h, X6 g ?% Q* R& T( \# O4 R4 g; R$ {1 I, y9 e3 }
reopen_clock :=reopen_clock +timestep * A% q) K# g4 ~: v3 {9 Z- L5 q3 b; R: M
IF reopen_clock >=reopen_delay* J! g* d# a3 C
AND (abs(current) <ich15 ?; k0 n$ P0 k; E
OR current*prevval(current)<0) ' n8 ?! M6 U, j+ u5 q
AND abs(deriv(current))<slope 3 @7 t; p* t5 }" F+ k- j0 g/ H THEN reopening:=true, K4 S* C" Y/ D: W- B0 h
ENDIF f X- C+ U2 C( M9 y2 I , W) w5 O9 m# C7 Y: ?3 u ELSIF state=0 THEN -- was fully open" P+ C/ X2 [5 I/ \; N
ENDIF / p# E) H3 x# J+ K* ~ 2 `$ N M' `' \( M1 Q5 F IF first_opening OR reopening THEN 6 d& X+ s% z" e: J W0 k state :=2 -- becomes tentatively open6 v u& j. T) L* L4 A
& \; i: S8 Y5 B: T& ?, L ELSIF reigniting THEN# K2 ~+ ^' ~; h3 L3 U
reopen_clock :=0 : {- S5 E9 s$ @' ]# Z$ E! h9 r state :=3 -- becomes reignited* I7 C7 L! u/ B: R# z
ELSIF fully_opening THEN 2 s1 @2 @. a/ ~1 B& D" c state :=0 -- becomes fully open) I0 L4 v5 Q2 p& N o5 ]
ENDIF1 R: X5 e' `& A; e
% R2 k# a: G& j# Z IF state = 2 OR state = 0 -- is now open( Y$ j% L% K0 g
THEN cbstatus :=open7 P' W) \+ L0 C' V) O9 x J! {; q. l
ELSE cbstatus :=closed, U: q# U0 s. x& @* d! N [
ENDIF! R0 h2 V0 e9 ?* w
( J+ Y+ l u# j( d& l ) u3 t6 K8 Y" i- D! J; A. d7 _ u$ z ENDIF. s; D5 w4 n; t
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ENDEXEC& C3 }/ \# U8 ^- w: v( K
ENDMODEL 1 ?# Z4 u! Z! o; n4 n% X2 R2 j! L5 O
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发表于 2017-10-24 09:49:20
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