[热点讨论]free-field边界问题 [复制链接]

代码如下：set dyn=on large U{"&Jj  
ini xvel=0 yvel=0 zvel=0 S^]i  
ini xdis 0 ydis 0 zdis 0 Z,.*!S=?h  
free x y z range y -.1 .1 N1jj\.nB  
def setup NJ9H=  
omega = 4.0 * pi hub1rY|No  
alfa = 2.2 79AOvh  
beta = 3.75e-1 M\
BLuD  
gamma = 8.0 cxFfAk\,en  
end cfyN)#9  
def wave ,9^wKS!7$  
wave = sqrt(beta*exp(-alfa*dytime)*dytime^gamma)*sin(omega*dytime) Y.Na9&-(  
end $cHA_$ `  
setup 9s5gi+l_O  
apply xacc=1.0 hist=wave  range  y -.1 .1 m2AA:u_*j  
apply ff @@9#odO  
j)?I]
j/  
hist gp xvel 140,0,0 hs}nI/#  
hist gp xvel 200,98,0 s(q\!\FS  
hist gp yvel 200,98,0 =P\H}?PF  
hist gp xdis 122,41,0 ;,}tXz  
hist gp xdis 122,41,40 J GnL[9P_  
hist gp ydis 122,41,0 8QV+DDZx  
hist gp ydis 122,41,40 _fz-fG 1  
hist dytime r in#lu&N  
hist wave -z)I;R  
set dyn damp local 0.15 ;(approx 5% damping) US 9cuah1/  
solve age 4 I9h?Z&n5  
save dam3.sav ~Aq;g$IJZ  
):E4qlB  
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 Z#IRNFj  

声明下y是竖直方向