How to caculate the coefficents in sylindical sys
 

I want to caculate the drag coefficents in a sylindrical system。

That means to caculate one body'drag coefficents which moving in a sylindrical system.

who can tell me ,what should i do ?

Thanks!!

Re: How to caculate the coefficents in sylindical
 

Hello,Kevin!

Can you tell me how to set the parameters after command 'acoef',such as uref,dref,sref?

If you konw,please give me an example!!!

Thank you very much!