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[ÇóÖú] lammps×ö´¿ÍäÄ£Äâ

ÇëÎÊ´¿ÍäÓ¦¸ÃÓÃʲôָÁîºÃÄØ ÊÔ¹ýmove linearºÍvelocity µ«ÊǸоõ¶¼²»ËãÊÇ´¿Íä  ÁíÍâÓÖÊÔ¹ýfix indent ºÍ fix addforce µ«ÊÇûʲôÓô¦  Ò»¶Ë¹Ì¶¨Ò»¶Ë¼ÓÔØ
²»ÖªµÀindent addforceÖ®ÀàµÄΪʲô»áû·´Ó¦ ʵÔÚ²»ÖªµÀ¸ÃÓÃʲôָÁî×ö´¿Íä±È½ÏºÃÁË ·Ç³£¸Ðл~~

region      LS block  0   15  0   25  0  25 units box
region      MID block  115  135  0  25  0  25   units box
region      RS  block   235  250  0  25   0  25  units  box

region     Rboundary  block INF  INF  0  25  22 INF  


region   up_boundary intersect  2  Rboundary  RS  units  box


group   LS  region   LS
group   RS  region   RS
group   MID   region  MID
group   box  region  box
group  Rboundary  region  up_boundary

variable  i loop  50
variable  z_pos   equal  (70-${i}*0.2)

#fix    3   RS    setforce  0.0   0.0   0.0
fix    4   Rboundary    addforce    0.0  0.0   -1.0
#fix    22  RS   momentum  1   linear 0  0  1
#fix   5  RS  indent  10.0  sphere 240  10  ${z_pos}  40
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