TA的每日心情 | 慵懒 2020-5-19 19:34 |
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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]
8 C' R. h/ X" g. \! V The lossless part can be described in three ways" C) ?; E- i$ ]$ ~
0. Inductance L' in [mH/m] if Xopt=0 or in [ohm/m] if Xopt=power frequency
" s) R+ y' J2 [ S Capacitance C' in [uF/m] if Copt=0 or in [uMho/m] if Copt=power frequency, v1 O. Q% ^5 e1 a9 `
1. Modal surge impedance in [ohms]; Z=sqrt(L'/C')7 v0 s' T! g# y$ [& i1 j
Modal propagation velocity in [m/s]; v=1/sqrt(L'*C')* r+ a4 E9 B. t" |5 L7 ^
2. Modal surge impedance in [ohms]
( n% C1 t3 H2 X6 u- Y Modal propagation time in [s]; T=sqrt(L'*C')*length
: P% z. e, z: Y! }- C2 F Xopt. and Copt. are set in menu: ATP|Settings/Simulation.
9 R# g d8 J1 ?& s* X1 [' I4 C The user can choose conductance modeling G=0 (the usual case) and G=R*C/L (distortionless)1 ?4 V& U$ Q+ @1 N! L
length= length of line in [m]9 `; z) y3 i$ S
帮助里面的,说的够清楚了吧
. y8 q8 }4 r' W* EXopt在setting里面设置,如果用的是atpdraw的话 |
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