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Forum: Main CFD Forum

July 24, 2010, 13:16

Replies: 5

help with compressible flow BC's (need subsonic flow)

Views: 3,627

Posted By meangreen

Anyone who needs help with this I think I figured...

Anyone who needs help with this I think I figured it out: For fanno flow

When you have subsonic (but compressible flow) the mach number will increase through the pipe b.c Ma = 1 is an entropic...

Forum: Main CFD Forum

July 17, 2010, 10:32

Replies: 5

help with compressible flow BC's (need subsonic flow)

Views: 3,627

Posted By meangreen

Thanks Ramesh So when I look at a fanno flow...

Thanks Ramesh
So when I look at a fanno flow chart, Po is the inlet pressure and P is the outlet pressure?

Forum: Main CFD Forum

July 16, 2010, 16:07

Replies: 5

help with compressible flow BC's (need subsonic flow)

Views: 3,627

Posted By meangreen

Thanks for your input, but I am still confused...

Thanks for your input, but I am still confused about what pressure to put at the inlet so that I dont have any shocks in the pipe. if my pipe outlet is atmospheric pressure, my temperature at the...

Forum: Main CFD Forum

July 15, 2010, 17:18

Replies: 5

help with compressible flow BC's (need subsonic flow)

Views: 3,627

Posted By meangreen

help with compressible flow BC's (need subsonic flow)

Dear all,

I am new to compressible flow and I need to learn the basics fast. My adviser wants me to run a simulation of a nearly sonic speed jet expanding from a pipe. I am trying to operate in...

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