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Showing results 1 to 4 of 4 Search took 0.00 seconds. Search: Posts Made By: oj.bulmer

Forum: CFX February 27, 2014, 07:34

Replies: 11 Mass flow rate prediction of Purge control valve using set pressure drop Views: 2,714 Posted By oj.bulmer This depends on the extent to which you want to... This depends on the extent to which you want to go in ensuring grid independence. Following is an excellent guide on arriving at the grid independence. ...

Forum: CFX February 26, 2014, 07:44

Replies: 11 Mass flow rate prediction of Purge control valve using set pressure drop Views: 2,714 Posted By oj.bulmer I meant the length of the extension at both inlet... I meant the length of the extension at both inlet and outlet. If the two diameters are unequal, you can still use the formula, except that Re will be different for both and so may L/D be. The point...

Forum: CFX February 26, 2014, 04:02

Replies: 11 Mass flow rate prediction of Purge control valve using set pressure drop Views: 2,714 Posted By oj.bulmer Well, the extensions what I see there don't seem... Well, the extensions what I see there don't seem sufficient. Typically, you would want a sufficiently long inlet pipe for a fully developed flow before it reaches the valve (or you can prescribe the...

Forum: CFX February 25, 2014, 10:35

Replies: 11 Mass flow rate prediction of Purge control valve using set pressure drop Views: 2,714 Posted By oj.bulmer There is no image of your domain, can you repost... There is no image of your domain, can you repost it? Few quick suggestions: 1) Make sure you have extended inlet and outlet so that the boundary conditions do not influence the physics of your...

Showing results 1 to 4 of 4

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