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]
. m8 R* g; {' [3 V% A+ d1 b The lossless part can be described in three ways
) m9 F# p# g" ^8 B8 C 0. Inductance L' in [mH/m] if Xopt=0 or in [ohm/m] if Xopt=power frequency
7 g9 I1 v4 c2 ?, n* V Capacitance C' in [uF/m] if Copt=0 or in [uMho/m] if Copt=power frequency
- v) T# |" |* ?3 J' } 1. Modal surge impedance in [ohms]; Z=sqrt(L'/C')4 j; w# Q: Y/ I3 Z) B+ M6 N: K5 j, M
Modal propagation velocity in [m/s]; v=1/sqrt(L'*C')
3 C# h8 I$ ]: ]1 q- E 2. Modal surge impedance in [ohms]$ _2 d/ C8 k" o) r
Modal propagation time in [s]; T=sqrt(L'*C')*length
1 a# ?4 X9 F$ B( {7 ~& I* }8 M! X Xopt. and Copt. are set in menu: ATP|Settings/Simulation.
7 {2 { u9 d: l/ x5 h2 m- y9 M0 B The user can choose conductance modeling G=0 (the usual case) and G=R*C/L (distortionless)4 b7 H* g* Q W+ j, S2 q
length= length of line in [m]
$ h( t6 E4 B# K G" J5 c帮助里面的,说的够清楚了吧; f. {: Y# L+ V2 `2 i4 N6 L
Xopt在setting里面设置,如果用的是atpdraw的话 |
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