TA的每日心情 | 开心 2016-5-9 13:24 |
---|
签到天数: 4 天 连续签到: 1 天 [LV.2]偶尔看看I 累计签到:4 天 连续签到:1 天
|
发表于 2013-2-24 23:43:40
|
显示全部楼层
0 M/ `# Z6 l0 R+ Z
Name : LINEZT_3 - Distributed parameters (Clarke) 3 phase. Transposed
4 G* }4 i" H( z1 e# D3 OCard : BRANCH$ U6 O+ Q0 F/ m1 w2 G3 ^. W
Data: Values are entered in the two independent modes of the system, here called + and 0.
% a# ^$ B! h/ Z/ f3 A R/l= Resistance pr. length in [Ohm/m]
# d' {% D" D3 y4 k! j" E( w The lossless part can be described in three ways. f# B$ e& d V/ [ Q
0. Inductance L' in [mH/m] if Xopt=0 or in [ohm/m] if Xopt=power frequency5 I" ?, N/ s4 q
Capacitance C' in [uF/m] if Copt=0 or in [uMho/m] if Copt=power frequency- I1 r7 f# N3 D
1. Modal surge impedance in [ohms]; Z=sqrt(L'/C')2 z% T0 V( ]/ E* S; m% p0 R$ `
Modal propagation velocity in [m/s]; v=1/sqrt(L'*C'); |& C/ I8 f* ?! r+ f
2. Modal surge impedance in [ohms]
: d9 S; E" _1 ?1 q7 m5 f Modal propagation time in ; T=sqrt(L'*C')*length
% X3 G" U$ y) T4 Z Xopt. and Copt. are set in menu: ATP|Settings/Simulation.
! |& B( h. [2 F& c The user can choose conductance modeling G=0 (the usual case) and G=R*C/L (distortionless)
( n0 [" T; c9 g$ t length= length of line in [m]
2 q9 p7 w; z9 a* {Node : IN1= Start node. Letter 'A', 'B' or 'C'7 c( z/ u3 _0 f2 s
is added to nodename for node 1, 2 and 3.2 Y4 S( i7 w# j4 t) I+ d2 l2 x
OUT1= End node. Letter 'A', 'B' or 'C'- U3 U8 I$ J2 I. A
is added to nodename for node 1, 2 and 3.- {9 c, {- w: i0 I ?4 w
Only branch voltage output is reliable.
9 `" j, m, q, Q& oRuleBook: IV.D.1 |
|