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Forum: Main CFD Forum

April 20, 2016, 07:05

Replies: 11

equations in Hirsch's numerical computation of internal and external flows - 2nd edit

Views: 1,316

Posted By Thecomebackkid

please help fellow cfders.:)

please help fellow cfders.:)

Forum: Main CFD Forum

April 18, 2016, 20:25

Replies: 11

equations in Hirsch's numerical computation of internal and external flows - 2nd edit

Views: 1,316

Posted By Thecomebackkid

ok i think i have understood how the equations...

ok i think i have understood how the equations for 2d are derived but i have tried to extend the scheme to be three dimensional. can you tell me if i am correct in my 3d formulas please?
...

Forum: Main CFD Forum

April 15, 2016, 18:29

Replies: 11

equations in Hirsch's numerical computation of internal and external flows - 2nd edit

Views: 1,316

Posted By Thecomebackkid

ok i still not sure how to get the (12.4.27)...

ok i still not sure how to get the (12.4.27) equations for u_x,v_x,u_y,v_y etc can you show me? thanks for helping me btw.

Forum: Main CFD Forum

April 15, 2016, 18:08

Replies: 11

equations in Hirsch's numerical computation of internal and external flows - 2nd edit

Views: 1,316

Posted By Thecomebackkid

http://postimg.org/image/wsi9o4ood/ is this...

http://postimg.org/image/wsi9o4ood/

is this what you are talking about?

Forum: Main CFD Forum

April 15, 2016, 17:45

Replies: 11

equations in Hirsch's numerical computation of internal and external flows - 2nd edit

Views: 1,316

Posted By Thecomebackkid

can you explain what you mean further please?

can you explain what you mean further please?

Forum: Main CFD Forum

April 15, 2016, 17:33

Replies: 11

equations in Hirsch's numerical computation of internal and external flows - 2nd edit

Views: 1,316

Posted By Thecomebackkid

yes your right grid is clustered and staggering...

yes your right grid is clustered and staggering is applied to connect values at the cell centers with face defined values. weighted averages are applied to obtain the interface values.

Forum: Main CFD Forum

April 15, 2016, 16:15

Replies: 11

equations in Hirsch's numerical computation of internal and external flows - 2nd edit

Views: 1,316

Posted By Thecomebackkid

http://postimg.org/image/3w9v1ko97/http://postimg....

http://postimg.org/image/3w9v1ko97/http://postimg.org/image/3w9v1ko97/http://postimg.org/image/3w9v1ko97/ can anyone explain how the equations 12.4.27 are formed/derived to me please :)

I know...

Forum: Main CFD Forum

April 15, 2016, 04:24

Replies: 11

equations in Hirsch's numerical computation of internal and external flows - 2nd edit

Views: 1,316

Posted By Thecomebackkid

equations in Hirsch's numerical computation of internal and external flows - 2nd edit

Hi, i am following a book, Hirsch's numerical computation of internal and external flows - 2nd edition, vol 1. I have a task to extend a set of equations from 2d to 3d but i cant understand how...

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