why do the particles escape from the box?

Asked by Liu Zhiruo

Hi,
I make some particles and build a box with an open face using potential blocks,and I want these particles to deposit in the box under the power of gravity.But the particles keep falling and rebounding in the box.How to solve this?
Thanks in advance!

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Robert Caulk (rcaulk) said :
#1

>How to solve this?

How do we answer this? Please review [1]

[1]https://www.yade-dem.org/wiki/Howtoask

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ytang (ytang116) said :
#2

hi,

for this kind of situation, it's due to the stiffness of the wall and timestep.

since you didn't provide us with the MWE, this is just my own experience.

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