Boundary condition for gun barrel emptying?

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Muhammad Ali

Related to your query, I suggest you follow https://forum.ansys.com/discussion/1998/boundary-conditions-for-gun-barrel-muzzle-blast

https://webpath.med.utah.edu/TUTORIAL/GUNS/GUNBLST.html

Hossein Keshtkar

I reckon we could consider a solid cylinder as the barrel. With the open-end give ambient pressure condition, and the bullet end given an instantaneous pressure of several hundred atmospheres (However this value should be research to be sure).

Choayb Boulahbal

I try to treat problem manually without use of commercial package as FLUENT, the problem treat the intermediate ballistics