[热点讨论]free-field边界问题 [复制链接]

代码如下：set dyn=on large r8.v0b"1  
ini xvel=0 yvel=0 zvel=0 1w^[Eno$$  
ini xdis 0 ydis 0 zdis 0 Y'
h'8 \  
free x y z range y -.1 .1 NR@Tj]`k  
def setup  %C:XzK-x  
omega = 4.0 * pi /GaR&  
alfa = 2.2 Shd,{Z)-Tg  
beta = 3.75e-1 ;N|>pSzmL  
gamma = 8.0 _F EF+
I  
end M3kE91  
def wave d`/{0:F  
wave = sqrt(beta*exp(-alfa*dytime)*dytime^gamma)*sin(omega*dytime) [\yI<^_
a  
end V:J6eks
_  
setup q4N$.hpb  
apply xacc=1.0 hist=wave  range  y -.1 .1 8msDJ{,X  
apply ff k:xV[9ev:  
|VL,\&7rk  
hist gp xvel 140,0,0 ,Pm/ci(s  
hist gp xvel 200,98,0 0%/(p?]M  
hist gp yvel 200,98,0 tPHiz%  
hist gp xdis 122,41,0 i=T/}c)  
hist gp xdis 122,41,40 )^+$5OR\c  
hist gp ydis 122,41,0 _K>m9Q2
  
hist gp ydis 122,41,40 KK?~i[aL  
hist dytime (~oPr+d  
hist wave Gov{jksr  
set dyn damp local 0.15 ;(approx 5% damping) IM/\t!*7  
solve age 4 6dUP's_  
save dam3.sav 5EUkp6Y  
2<|5zF  
怎末会出现 unknown fatel exception 啊？困惑好长时间不能解决 希望高手帮忙 ijB,Q>TgO  

声明下y是竖直方向