Hi I have a problem about dynamic mesh and I hope someone did something like it. i have valve (a butterfly valve).it has tri mehsing.i use a profile for valve motion.

but when i want see a prewiev of mesh motion, i dont see any change in diplay grid window. thanks for all the answers. Amir

Hi i have similar problem,if solv it, help please Tankx alot roza

Could be an issue of a time step. I have read this in the fluent manual. This could actually solve your problem.

That said, I haven't made such cases before.

Best, Amr