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2020-5-19 19:34 |
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签到天数: 235 天 连续签到: 1 天 [LV.7]常住居民III 累计签到：237 天
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发表于 2010-11-13 12:40:20
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R/l= Resistance pr. length in [Ohm/m]# ?, P: S X; k$ ~8 u1 L
The lossless part can be described in three ways
8 y! a, C- F2 I$ o% v- u3 D9 }: V% r 0. Inductance L' in [mH/m] if Xopt=0 or in [ohm/m] if Xopt=power frequency, a/ L7 i5 I# o- I4 W9 ]( F" {
Capacitance C' in [uF/m] if Copt=0 or in [uMho/m] if Copt=power frequency; N+ n. U" b4 n; }6 o: t
1. Modal surge impedance in [ohms]; Z=sqrt(L'/C')% A* r G! \! ]6 f
Modal propagation velocity in [m/s]; v=1/sqrt(L'*C')/ R/ d/ v$ J' x
2. Modal surge impedance in [ohms]& L8 `: ?( D" I3 w' _" R5 I" F
Modal propagation time in [s]; T=sqrt(L'*C')*length & x( p4 S" V! w8 {' e
Xopt. and Copt. are set in menu: ATP|Settings/Simulation.
" x# T( Y, B: X/ }: B The user can choose conductance modeling G=0 (the usual case) and G=R*C/L (distortionless)2 g& y( B( j c& E
length= length of line in [m]% \2 ]( A0 L H# w1 g) x
帮助里面的，说的够清楚了吧6 `% z# e7 q0 c; B/ _7 d$ t
Xopt在setting里面设置，如果用的是atpdraw的话 |
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