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Showing results 1 to 8 of 8 Search took 0.00 seconds. Search: Posts Made By: cdegroot

Forum: CFX March 3, 2013, 11:01

Replies: 33 Stable boundaries Views: 8,970 Posted By cdegroot I thought it would output some information on... I thought it would output some information on orthogonality and such as well. Anyways, your mesh has a fair number pyramids which usually are not very good quality. In which program did you make...

Forum: CFX March 2, 2013, 10:41

Replies: 33 Stable boundaries Views: 8,970 Posted By cdegroot At the beginning of the run CFX reports some... At the beginning of the run CFX reports some information about the mesh. Can you repost here? Looking at the surface mesh it looks okay, but maybe there are some bad elements in there somewhere...

Forum: CFX March 1, 2013, 09:27

Replies: 33 Stable boundaries Views: 8,970 Posted By cdegroot I should mention that even with the coupled... I should mention that even with the coupled volume fraction solver, you will probably have to use a smaller timestep as compared to the single phase case. Also, it was mentioned before, but be aware...

Forum: CFX March 1, 2013, 09:23

Replies: 33 Stable boundaries Views: 8,970 Posted By cdegroot Ok, that actually tells you a lot. Namely, that... Ok, that actually tells you a lot. Namely, that the problem is due to the multiphase models. The next thing to try is to reintroduce the multiphase models with the knowledge that there is some...

Forum: CFX February 28, 2013, 07:26

Replies: 33 Stable boundaries Views: 8,970 Posted By cdegroot Lets take a small step back and try running this... Lets take a small step back and try running this as a single phase flow. Try with just air and set the expert parameter to 1. Use either periodic boundary conditions or a massflow inlet/pressure...

Forum: CFX February 27, 2013, 14:12

Replies: 33 Stable boundaries Views: 8,970 Posted By cdegroot I may have a suggestion. It sounds like the flow... I may have a suggestion. It sounds like the flow is mostly parallel to the fluid-porous interface with some small component of the flow going through the interface, right? The interface...

Forum: CFX February 26, 2013, 13:36

Replies: 33 Stable boundaries Views: 8,970 Posted By cdegroot From the Modelling Guide: 2.3.2. Recommended... From the Modelling Guide: 2.3.2. Recommended Configurations of Boundary Conditions The following combinations of boundary conditions are all valid configurations commonly used in ANSYS CFX....

Forum: CFX February 25, 2013, 20:40

Replies: 33 Stable boundaries Views: 8,970 Posted By cdegroot Are both inlet and outlet boundaries specified... Are both inlet and outlet boundaries specified pressure? That's not a good idea. Maybe you can try a periodic condition with a specified pressure difference.

Showing results 1 to 8 of 8

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