K文件显示速度无限大，求问大神该怎么破

大大滴

*** Error 40502 (SOL+502)
     node # 1 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 2 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 3 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 4 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 5 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 6 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 7 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 8 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 9 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 10 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 11 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 12 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 13 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 14 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 15 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 16 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 17 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 18 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 19 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 20 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 21 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 22 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 23 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 24 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 25 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 26 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 27 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 28 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 29 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaN

*** Error 40502 (SOL+502)
     node # 30 has out-of-range velocities
       x-velocity= NaN
       y-velocity= NaNK文件

box117

问题：节点速度无穷大
可能出现原因：1.单位制不统一，2.可能漏加接触 3.初始穿透 4.单元变形超出合理范围

大大滴

亲可以看看我这个是怎么回事么？

lichh

其实很多问题都会导致这个问题，一般新手由于建模不规范经常出现这个问题。比如你把加速度计单元放在接触中也会报这个错误等，。规范建模是重点