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Forum: Main CFD Forum

March 14, 2013, 03:01

Replies: 16

Hypersonic flow over a re entry capsule with spike

Views: 1,913

Posted By flotus1

I didnt say he should decrease the mach number....

I didnt say he should decrease the mach number. Of course the flow at Ma=4 is different from the flow at Ma=6.

I meant he should start the simulation at lower Ma and icrease Ma slowly over the...

Forum: Main CFD Forum

March 14, 2013, 02:09

Replies: 16

Hypersonic flow over a re entry capsule with spike

Views: 1,913

Posted By flotus1

No, I meant the Mach number. To be more precise,...

No, I meant the Mach number. To be more precise, the mach number specified at the free stream boundary condition. Why do you ask?

Forum: Main CFD Forum

March 13, 2013, 13:02

Replies: 16

Hypersonic flow over a re entry capsule with spike

Views: 1,913

Posted By flotus1

I meant that you start with a low mach number and...

I meant that you start with a low mach number and increase it until you get the Mach number you want.

Forum: Main CFD Forum

March 13, 2013, 05:03

Replies: 16

Hypersonic flow over a re entry capsule with spike

Views: 1,913

Posted By flotus1

Typical suggestions would be assume...

Typical suggestions would be

assume inviscid flow
ramp up the Mach number
instead a rectangular domain with three different boundary faces, use a half-circular domain with only one boundary...

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