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发表于 2013-2-24 23:43:40
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, a2 \! s1 | @: s! MName : LINEZT_3 - Distributed parameters (Clarke) 3 phase. Transposed
: D6 P, ]& N# `8 ]" z, ^8 b6 x1 ^Card : BRANCH6 c3 ?4 T" _7 Q' R: C3 @
Data: Values are entered in the two independent modes of the system, here called + and 0.0 H, e/ I! W* W6 F
R/l= Resistance pr. length in [Ohm/m]* v2 F# H; a) ?. @5 I+ f C
The lossless part can be described in three ways. w- Y* m2 [; o4 _
0. Inductance L' in [mH/m] if Xopt=0 or in [ohm/m] if Xopt=power frequency$ X" O9 I2 U. C
Capacitance C' in [uF/m] if Copt=0 or in [uMho/m] if Copt=power frequency
% `5 p; m% z8 l. n' e) `+ j0 v 1. Modal surge impedance in [ohms]; Z=sqrt(L'/C')
$ r* g8 |9 S. a Modal propagation velocity in [m/s]; v=1/sqrt(L'*C')" ^* Z @( i0 u3 J" w/ @( q( u
2. Modal surge impedance in [ohms]; a) E4 P& M0 A! k {
Modal propagation time in ; T=sqrt(L'*C')*length ' [4 m& ], ?6 h/ |+ L7 E) v K9 v
Xopt. and Copt. are set in menu: ATP|Settings/Simulation.
1 r8 b, P' H9 U3 ` B" o: ? The user can choose conductance modeling G=0 (the usual case) and G=R*C/L (distortionless)
+ m0 ~0 q$ m5 S! Y; L' k v$ M length= length of line in [m]
" X; e ]( n8 N& B! y4 A( ZNode : IN1= Start node. Letter 'A', 'B' or 'C'5 m, ?* J1 ^. k+ D: |
is added to nodename for node 1, 2 and 3.
1 q0 r" i9 f0 C( g7 b OUT1= End node. Letter 'A', 'B' or 'C'
( j9 ]( Z7 p# G% e% `) s is added to nodename for node 1, 2 and 3.# e" ]" {4 m) U4 L, ^
Only branch voltage output is reliable.
" t8 s* Z+ m' ~( ORuleBook: IV.D.1 |
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