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]# t8 g! y, c4 A* K( ?
The lossless part can be described in three ways
2 n9 r7 r; s- `6 ]4 K5 k 0. Inductance L' in [mH/m] if Xopt=0 or in [ohm/m] if Xopt=power frequency2 J4 f9 X. j& v% K" g* F* a' Y
Capacitance C' in [uF/m] if Copt=0 or in [uMho/m] if Copt=power frequency0 q2 D2 [$ N( i# ]
1. Modal surge impedance in [ohms]; Z=sqrt(L'/C')
' D3 U2 w9 }/ _+ P4 g- [5 l, A! J& [ Modal propagation velocity in [m/s]; v=1/sqrt(L'*C')& [; o) x9 S+ e+ `( x$ i, x5 z) c
2. Modal surge impedance in [ohms]
) o4 g3 K- z, ~ Modal propagation time in [s]; T=sqrt(L'*C')*length
) Z# ]/ a' F" H6 k Xopt. and Copt. are set in menu: ATP|Settings/Simulation.9 b+ c! b- H0 k. Q! D
The user can choose conductance modeling G=0 (the usual case) and G=R*C/L (distortionless). s0 C% [$ K% f8 T! p( R
length= length of line in [m]
3 d/ j( o. W& c/ b& @! n帮助里面的,说的够清楚了吧
" r% W; R, Y/ h, rXopt在setting里面设置,如果用的是atpdraw的话 |
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