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How tro solve this problem using maccormack scheme

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Old   June 8, 2006, 11:34
Default How tro solve this problem using maccormack scheme
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Hi to all.I want to make a code using maccormack scheme in FDM.I have initial data as p=1N/m^2,U=0,density=1 and outlet as p=10,u=0 and density as 1.In momentum if i use euler scheme then i have requirement of pressure gradient which is directly related to p=density*R*T.I have three equationa as couninuity ,momentum and energy but four unknowns as density,pressure,velo and energy.Pls can anybody tell me how to solve it?in enrgy e=cv*T,but here both e and T are unknown.Anybody 's effort will be appreciated. Thank you. Mehul
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Old   June 8, 2006, 13:24
Default Re: How tro solve this problem using maccormack sc
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