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Showing results 1 to 12 of 12 Search took 0.00 seconds. Search: Posts Made By: hitzhwan

Forum: FLUENT May 12, 2020, 16:28

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan It does not matter. I have another problem, how should we set the residuals in the f It does not matter. I have another problem, how should we set the residuals in the fluent if we have a transient flow? Is 1e-3 enough ? Or should we change it it under 1e-6 or more? Or we only...

Forum: FLUENT May 11, 2020, 12:49

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan Thank you for your answer. I have another question:I have set the use of manufactura Thank you for your answer. I have another question:I have set the use of manufacturable value in the DOE， but I find it does not generate the design values after undating DOE?

Forum: FLUENT May 8, 2020, 16:21

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan The thickness of boundary layer is equal to radius ？ What is the radius? I have found The thickness of boundary layer is equal to radius ？ What is the radius? I have found many books about fluid dynamics， but there are no results， do you have any books recommend for me？ Thank you very...

Forum: FLUENT May 7, 2020, 16:18

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan Do you have the theory which can verify your opinion？ Do you have the theory which can verify your opinion？

Forum: FLUENT May 6, 2020, 16:30

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan Are you sure the 4-6 layers is enough，but I think it is so few that cannot capture t Are you sure the 4-6 layers is enough，but I think it is so few that cannot capture the flow boundary layer for the film，which has quite a strong velocity gradient.

Forum: FLUENT May 6, 2020, 11:55

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan 1.My model is 2D, I do not know how to use the sphere？ But I know the sphere can only 1.My model is 2D, I used the edge and face size ,but does not work, it only can control the line. I do not know how to use the sphere？ But I know the sphere can only refinement a local mesh, it...

Forum: FLUENT May 6, 2020, 11:39

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan You may mistake my main goal， I just want to know is there any ways to adjust the mes You may mistake my main goal， I just want to know is there any ways to adjust the mesh size beside the inflation? Thus I can reduce the inflation layers.

Forum: FLUENT May 6, 2020, 11:18

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan You mean we cannot make inflation layer based more than one adjacent boundaries? As You mean we cannot make inflation layer based more than one adjacent boundaries? As we all know that, the mesh should not increase dramatically, all it would lead to a bad mesh. I do not want to...

Forum: FLUENT May 6, 2020, 11:02

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan Sorry, I forget it, you mean the wall edge sizing, it will increase the mesh element Sorry, I forget it, you mean the wall edge sizing, it will increase the mesh elements, I do not want to do like this, I just want to change the mesh beside the inflation.

Forum: FLUENT May 6, 2020, 10:56

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan I am trying to use the mesh， but you see the mesh attached the inflation，it is a squa I am trying to use the mesh， but you see the mesh attached the inflation，it is a square shape and has a big jump height， it is not what I want, I just want it to be have a similar height as the...

Forum: FLUENT May 5, 2020, 16:57

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan I find there are many unknown problems with the Mesh software, have you met before? I find there are many unknown problems with the Mesh software, have you met before? I choose the total thickness inflation， I just choose the maximum thickness as 1mm, but it does not reach 1mm...

Forum: FLUENT May 5, 2020, 12:18

Replies: 28 TGrid vs Gambit Views: 3,304 Posted By hitzhwan Does the Tgrid only produce Tetrahedral or tiangle mesh, it cannot produce the quadri Does the Tgrid only produce Tetrahedral or tiangle mesh, it cannot produce the quadrilateral or quadrilateral mesh？

Showing results 1 to 12 of 12

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