please help me about transient flow past a cilynder in 3D
 

i have problem with my thesis is all about transient flow past a cilynder in 3D. how to mesh cylinder in 3d??
how to find cd, ca, cm, n cl??
how to find amplitude cylinder vibration that caused viv in fluent or cfx??
somebody have tutorial about my case?? i use ansys 13
:("please Help me please"
thanks