TA的每日心情 | 慵懒 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 连续签到:1 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]1 g7 @: p4 D( [# @! Q( _$ ^$ y
The lossless part can be described in three ways
; ~6 P3 g; R/ Z 0. Inductance L' in [mH/m] if Xopt=0 or in [ohm/m] if Xopt=power frequency1 f9 l' z' ? B* T* ?
Capacitance C' in [uF/m] if Copt=0 or in [uMho/m] if Copt=power frequency
# K% U. G4 f( p4 O& q4 B 1. Modal surge impedance in [ohms]; Z=sqrt(L'/C')& {# h/ _& F0 E+ C9 l
Modal propagation velocity in [m/s]; v=1/sqrt(L'*C')& t( m4 K K4 ?( c
2. Modal surge impedance in [ohms]
! q/ R1 m. ?* } Modal propagation time in [s]; T=sqrt(L'*C')*length
! O, N" p+ X" P ]' a# r Xopt. and Copt. are set in menu: ATP|Settings/Simulation.
3 i1 f; |0 ]: m# o" e! D The user can choose conductance modeling G=0 (the usual case) and G=R*C/L (distortionless)( ]" c/ S2 U7 q; M
length= length of line in [m]3 i$ U4 v, V* @# [
帮助里面的,说的够清楚了吧* L0 A' G$ `( n2 E
Xopt在setting里面设置,如果用的是atpdraw的话 |
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