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。3 F: w' a- Q9 h) Q' F J
( j! W; P% [9 |: V5 jMODEL breaker * x- G: \, c3 p8 m: K5 R) d) p" m1 C
COMMENT >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>6 C9 H2 L! w/ \4 ]+ j% `. c3 C
5 _7 V- y, h( c0 Q9 U, U3 i$ {1 C
3 o W) x/ K2 v. F! k; e5 d( m( x& ]
The model of this example updates the present state of the ) d4 d/ V# @' P& l, Fcircuit breaker by taking into account the conditions c2 u4 E& ]0 w+ g( | @
controlling four represented state transitions: first opening, . Z' [3 B5 @8 N$ A) O1 K
reigniting, reopening, and full opening.# @1 Y4 \& Z5 I) X
2 O7 r3 I7 P% d5 M8 l( F9 X>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ENDCOMMENT6 S! U; P. h% q% m+ \+ ?
7 P# x+ @% N5 t6 @, m1 |
DATA( `) i2 \' q0 a' L i/ ?
topen -- [s] earliest elec opening& a( ]/ s1 d1 g' Q4 ~1 }+ z, \0 c
ich1 -- [A] chopping level at power frequency( |' j0 ~- ?, _& C8 U$ @! K
slope -- [A/s] current slope) l5 }4 b! p+ \' U9 G
reopen_delay {dflt:2.5e-6} -- [s] reopening delay G; d; @2 a% p% u6 R
reignit_w {dflt:1e-2} -- [s] reignition window 7 B+ c# B3 R' |; d& ?3 n7 o5 O8 g8 Y1 R - }5 B' T% h% k/ C/ A6 W% g- `INPUT ! Q: b2 E5 z3 H v1 -- voltage across breaker terminals G; x& z$ C4 |( q1 L$ ] v2 / C1 Z/ I2 V8 ]! s: W current -- current through breaker $ y/ U3 g( Y$ N& K. }: B 5 ^/ ]: ]# ]' f, M: UVAR& a7 e3 \ i9 g( N' y: r3 r2 H
state -- 0= fully open+ x8 @) ^3 p/ p% S, V0 y
-- 1= normal closed) L7 v) `% w1 ~# Q8 z6 o `; s
-- 2= tentatively open" L6 v3 z* A- g8 t$ a7 m. ]
-- 3= reignited1 @5 F; ~4 s5 ^+ K+ H
first_opening -- transition from 1 to 2 4 ]7 ^- b1 Y# y6 {5 b5 K8 r& }* U reigniting -- transition from 2 to 3 : h, R+ W& [4 W1 {) z$ N reopening -- transition from 3 to 2& s3 h ~5 x8 P$ k- k
fully_opening -- transition from 2 to 0 8 n$ E0 Z' F, [; K% P" x reopen_clock -- state variable of 3 + I; @( v; P. c; f: c$ ~. O9 q elapsed -- time elapsed since tbeg + ?. G4 K" e, G: w7 o& i5 m) {. O# {
cbstatus -- open/close signal to switch0 I' O& s( T' \
deltav 1 _5 P) `: O; x1 u$ a, _ ds) K3 X+ ~- \. k6 N' I' Q
nds 7 l# U) O. @" a" n tdelta 1 c. N* A- p8 D) t3 a1 O9 } itopen / U7 N- g" w8 v1 X/ ?- U0 z$ o ich2 6 j+ t! p/ w5 l/ s5 E5 M: d ( |& @1 d! E/ F; ^; |5 V2 d/ c4 bOUTPUT1 S$ A: n- U% Y: C2 {
cbstatus ,ds,nds 8 z" h% u5 \* y4 i6 K6 g i 3 t2 G, U, y2 h! yHISTORY# A$ b+ I# K4 r/ S. }1 w
current {dflt: 0} c1 P. i3 J" j5 b+ V( m; h1 q& g# ~
INIT / p% e4 i9 U9 \ state :=1 -- normal closed- o4 ]8 y5 `8 b& K5 T
cbstatus :=closed2 t* n/ ]5 @" b, U- `
ds:=1 , a5 |0 h# F0 T A nds:=-1 0 r6 u+ |5 h/ ^/ J% L5 EENDINIT8 A* x7 C$ B+ P0 t# v7 M8 I7 ?" d) I
9 y9 G1 P: n5 X" X; K$ qEXEC) L% l$ I5 |% [6 X6 X7 t7 v; |
deltav:=v1-v2: U8 o, \, y+ W
IF t>=topen THEN -- otherwise do nothing3 ]! p( F ~! T. S2 Q# ^" z0 @
tdelta:=(t-topen)*10002 D- s, @2 j2 Y- `: G* W3 {9 t
IF tdelta<=0.44$ N( g5 a5 m n+ u
THEN ds:=(38.5*tdelta**1.5)*1000 6 W+ h6 g, T$ P ELSIF tdelta>0.44 AND tdelta<=5.005 x5 ]% L4 H2 |! L2 j/ {
THEN ds:=55.1*tdelta**0.55*1000 ; A6 S( F9 L5 e! y. y ENDIF6 L5 ^& O/ C* x
& G6 J) Z( z g
nds:=-ds3 H V+ F8 U. m+ t* v9 ^
itopen:=abs(current)* i9 j$ p5 J& ^+ H6 @* d8 m
ich2:=(2*pi*50*14.3*itopen*6.3*exp(-16))**((1-14.3)**(-1)) ' C% `# Z- {/ O4 B* r ) ]" q8 L( a* _/ n' J, ? first_opening :=false; fully_opening :=false 0 N" n& c- h0 p6 o reopening :=false; reigniting :=false " [2 U( M$ ?5 Y2 P+ F + Y% [/ A x& m( L IF state=1 -- was normal closed - q. A" s7 ?/ b3 D$ b: ?+ k AND (abs(current) <ich1: _" @7 g( j( {4 p/ L
OR current*prevval(current)<0)+ v' B# u' v4 i: p1 W" Y/ y% F1 g
THEN first_opening :=true 9 U% o& X5 F4 E' ]! Q elapsed:=t-topen 8 B: Z/ h& v M8 x0 M4 V J% @; A0 d- E) J
ELSIF state=2 THEN -- was tentatively open `) T* ?! C" c# j- C! m' U0 k, J
% {2 R1 U8 a9 J4 ] \ IF elapsed>reignit_w THEN ! n4 [6 B( Z' P5 ?7 r fully_opening :=true 1 d6 V" X; m5 T, B; }( j ELSIF abs(deltav) > ds' p3 D( h7 ~; G
THEN reigniting:=true" u& }$ H+ O$ w" z8 a
ENDIF . r$ p3 H" s0 H' S% o $ e$ u: @& m. f3 U* Z$ |! u ELSIF state=3 THEN -- was reignited - F9 X$ r5 N; o; C" D & y- \( x o& S) N reopen_clock :=reopen_clock +timestep- Y2 M) V5 g8 }+ l3 R' U: ]
5 R/ ^- H( V6 o( b6 I. S3 v IF reopen_clock >=reopen_delay2 w" O( p+ ]. S5 { _: B/ K
AND (abs(current) <ich1+ Q Q) | P' W% r9 J6 [! K
OR current*prevval(current)<0) 1 S, g9 a$ c1 c( m8 [' g
AND abs(deriv(current))<slope5 ^, S& P m) l7 |0 C0 Q
THEN reopening:=true 8 {; U+ K$ p; u2 K2 { g1 R( O ENDIF9 n) }$ E7 c6 f" M+ E
4 A, ?) R' Q( c+ _ ELSIF state=0 THEN -- was fully open7 i6 E& b# r, i# I
ENDIF6 q Q8 v S9 D7 B; V# F; N
4 m- m4 t2 r/ n+ l; k N IF first_opening OR reopening THEN $ c* q* `% X1 A2 i state :=2 -- becomes tentatively open9 j/ P8 `$ Z/ x$ n5 G3 N
: h5 Y' R6 K1 c; Z/ B+ @: ~* d4 o
ELSIF reigniting THEN4 R* _4 ^* `1 P2 I
reopen_clock :=0 * ?# A2 p. z' r5 x& b state :=3 -- becomes reignited & y E& O. J- M3 _* | r ELSIF fully_opening THEN5 z# a5 v1 k$ q6 _
state :=0 -- becomes fully open " |9 {9 d( B% k( V ENDIF . B/ U/ U9 Z$ g; Z$ H. I # X+ K; w( d2 S$ j( Y9 T IF state = 2 OR state = 0 -- is now open3 D# R: C2 F) F4 j4 e* t
THEN cbstatus :=open: P9 i' W5 m( Q: N( p
ELSE cbstatus :=closed7 u" K$ q+ s% H. v+ d" M, P# b' X
ENDIF " T) ~8 Z) ^# t6 B5 `" m: \ $ i) f8 j" K4 i/ I; I2 w, [. j3 E$ N$ X+ W* ~, X
ENDIF ; c* Q* E2 A% o# i8 N v O % e( O) D, y9 h6 M5 |" oENDEXEC, ^1 v' J5 g& o% o- x: C
ENDMODEL ; h: e2 q4 F* l( ]0 t. ~2 `, j) j' U( c2 U1 K6 ?
赣公网安备36040302000210号 )|网站地图
狗仔卡
发表于 2017-10-24 09:49:20
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡
