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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]0 ^: ~. x* o8 S a0 D; k
The lossless part can be described in three ways1 V+ A5 J% P: e F" A5 C
0. Inductance L' in [mH/m] if Xopt=0 or in [ohm/m] if Xopt=power frequency" |- ?1 o" O- W. @% k! @7 `% I
Capacitance C' in [uF/m] if Copt=0 or in [uMho/m] if Copt=power frequency
. b+ K( ^! [5 a* [ l0 I 1. Modal surge impedance in [ohms]; Z=sqrt(L'/C')3 j4 C) X1 o! o( [: |
Modal propagation velocity in [m/s]; v=1/sqrt(L'*C')9 @, Z6 V* Y0 _/ G& q6 t* E- r
2. Modal surge impedance in [ohms]
: u t. i) n9 e1 m* h/ i Modal propagation time in [s]; T=sqrt(L'*C')*length 2 B$ Z8 w4 {2 \# _1 _
Xopt. and Copt. are set in menu: ATP|Settings/Simulation.
p2 u. p+ B0 {2 c, B The user can choose conductance modeling G=0 (the usual case) and G=R*C/L (distortionless)& ?/ f% j$ G3 ~) o. A7 A
length= length of line in [m]
3 S1 n/ C& ~; L: o* }" _9 f帮助里面的，说的够清楚了吧+ I! }( g2 X1 d- Q, f) x6 }
Xopt在setting里面设置，如果用的是atpdraw的话 |
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