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Showing results 1 to 9 of 9 Search took 0.00 seconds. Search: Posts Made By: ghorrocks

Forum: CFX March 5, 2013, 17:46

Replies: 33 Stable boundaries Views: 8,998 Posted By ghorrocks Your English is very clear, I understand what you... Your English is very clear, I understand what you are saying. Some important points: * You do not have a vacuum. You have air under a low pressure. There is still air in the fibre reservoir, just...

Forum: CFX March 4, 2013, 16:42

Replies: 33 Stable boundaries Views: 8,998 Posted By ghorrocks You have mentioned the pressure gradient many... You have mentioned the pressure gradient many times, but never once mentioned where the pressure gradient comes from. Rather than trying to artifically create the pressure gradient you think is...

Forum: CFX March 3, 2013, 16:59

Replies: 33 Stable boundaries Views: 8,998 Posted By ghorrocks Your use of compressible air (I presume it is... Your use of compressible air (I presume it is air) could be the cause of some of these problems. Does the resin seep into the fibre bundles and compress the air into a region in the middle? This...

Forum: CFX March 3, 2013, 05:28

Replies: 33 Stable boundaries Views: 8,998 Posted By ghorrocks Also it is reporting Mach number, which means a... Also it is reporting Mach number, which means a fluid is compressible. Why is that required?

Forum: CFX February 27, 2013, 05:53

Replies: 33 Stable boundaries Views: 8,998 Posted By ghorrocks This warning is important - have a look in the... This warning is important - have a look in the post processor where the reflux is. Is it realistic? If not then you have a convergence problem to fix. If it is realistic then you are not using an...

Forum: CFX February 25, 2013, 17:49

Replies: 33 Stable boundaries Views: 8,998 Posted By ghorrocks Sure, post an image of the geometry and attach... Sure, post an image of the geometry and attach the CCL and we can have a look.

Forum: CFX February 12, 2013, 06:09

Replies: 33 Stable boundaries Views: 8,998 Posted By ghorrocks If you initially run a solid domain then the... If you initially run a solid domain then the temperature field will be mapped over but velocity and pressure will be taken from your CCL initial conditions as they are undefined.

Forum: CFX February 11, 2013, 17:13

Replies: 33 Stable boundaries Views: 8,998 Posted By ghorrocks It means you probably (almost certainly actually)... It means you probably (almost certainly actually) have not correctly set up the basic flow. The basic flow is the pressure difference pushing against losses from porosity. I would do an even simpler...

Forum: CFX February 10, 2013, 04:26

Replies: 33 Stable boundaries Views: 8,998 Posted By ghorrocks Have you checked mesh quality? My crystal... Have you checked mesh quality? My crystal ball tells me that where you have your elliptical bodies in tangent to each other you have terrible mesh quality and a complex model like this has no hope...

Showing results 1 to 9 of 9

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