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发表于 2013-2-24 23:43:40
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Name : LINEZT_3 - Distributed parameters (Clarke) 3 phase. Transposed
1 z6 I# Q$ y+ k3 n6 s6 O) MCard : BRANCH
% l5 y( k" j1 e* O* W& V; I& t2 HData: Values are entered in the two independent modes of the system, here called + and 0.9 Z+ t+ P E5 y) c; B
R/l= Resistance pr. length in [Ohm/m]
! r5 p: ~; B$ @- p, X The lossless part can be described in three ways
$ T& C; \% }. l0 g$ D7 t 0. Inductance L' in [mH/m] if Xopt=0 or in [ohm/m] if Xopt=power frequency
4 |7 I- h5 m: G+ s Capacitance C' in [uF/m] if Copt=0 or in [uMho/m] if Copt=power frequency
) s( G) H+ c* z6 W. l 1. Modal surge impedance in [ohms]; Z=sqrt(L'/C')$ l) n9 c! y9 w, U1 p
Modal propagation velocity in [m/s]; v=1/sqrt(L'*C')
# C V0 B# ^8 h1 \+ W/ X6 z 2. Modal surge impedance in [ohms]
* K" P* p/ R) t! @" z D/ L, l Modal propagation time in ; T=sqrt(L'*C')*length
2 @% [1 U/ s9 X8 e Xopt. and Copt. are set in menu: ATP|Settings/Simulation.
; a7 @$ x$ Q: ^4 A) l7 C% n0 o7 i0 S The user can choose conductance modeling G=0 (the usual case) and G=R*C/L (distortionless)
4 E' ]% K5 |' A4 C5 \+ \0 n6 [ length= length of line in [m]
5 {, C1 N4 b. M0 ^" iNode : IN1= Start node. Letter 'A', 'B' or 'C'
4 @4 c" d- ?- D# q$ ~ is added to nodename for node 1, 2 and 3.
+ N! C/ ~3 v$ @0 m) F1 D OUT1= End node. Letter 'A', 'B' or 'C'
# y: P) f( U4 U1 g is added to nodename for node 1, 2 and 3.& {6 |. p# C* N- Q! d
Only branch voltage output is reliable.
- X0 h5 s& z5 A2 D& @RuleBook: IV.D.1 |
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