CFD Online Logo CFD Online URL
www.cfd-online.com
[Sponsors]
Home > Forums

Search Results

Register Blogs Community New Posts Updated Threads Search

Showing results 1 to 13 of 13
Search took 0.00 seconds. Search: Posts Made By: HectorRedal
Forum: Main CFD Forum June 2, 2012, 07:04
Replies: 29
Views: 3,540
Posted By HectorRedal
Hi Madhukar, After struggling with the...

Hi Madhukar,

After struggling with the code, I discovered a bug in my code when assembling the force terms in the CBS Algorithm. The force term were correctly calculated, but the assembly utility...
Forum: Main CFD Forum May 7, 2012, 15:50
Replies: 29
Views: 3,540
Posted By HectorRedal
Hi Hewei, I would like bring up the...

Hi Hewei,

I would like bring up the following question.
Are you using the same algorithm than me for carrying this simulation?
What I would like to know if you are using the CBS algorithm for...
Forum: Main CFD Forum May 7, 2012, 15:48
Replies: 29
Views: 3,540
Posted By HectorRedal
Red face Dear Madhukar, Firtst of all, I would like...

Dear Madhukar,

Firtst of all, I would like to thank you for your help and support.
After this, I would like to mention that accorting to the reference (Zienkiewicz, chapter 3.4: Circunventing...
Forum: Main CFD Forum May 6, 2012, 14:55
Replies: 29
Views: 3,540
Posted By HectorRedal
I am using Quad elements in the mesh. I am...

I am using Quad elements in the mesh.

I am using the split A formulation for the time-stepping.
According to the reference (Zienkiewicz's book), this split allows the use of equal interpolation...
Forum: Main CFD Forum May 3, 2012, 13:31
Replies: 29
Views: 3,540
Posted By HectorRedal
Dear Madhukar, First of all, I would like to...

Dear Madhukar,
First of all, I would like to thank you for your ideas and help you had provided to me.

Next, I am going to answer your questions, so as to pinpoint which is the problem with my...
Forum: Main CFD Forum April 28, 2012, 11:17
Replies: 29
Views: 3,540
Posted By HectorRedal
Dear Filippo, I am using a unsteady...

Dear Filippo,

I am using a unsteady formulation.
The Reynolds number I am using is 10 (Re = 10).
I am using the an equal shape formulation for the Velocity and Pressure fields.
I have not...
Forum: Main CFD Forum April 28, 2012, 11:13
Replies: 29
Views: 3,540
Posted By HectorRedal
Dear Madhukar, I have validated my code...

Dear Madhukar,

I have validated my code towards the benchmark typical test case that is the lid driven cavity flow problem, as you precisely has stated.
The results that I am getting for this...
Forum: Main CFD Forum April 27, 2012, 11:46
Replies: 29
Views: 3,540
Posted By HectorRedal
Hello madhukar. As you have correctly...

Hello madhukar.

As you have correctly mentioned, I am following the description of the book from Zienkiewicz.
But, I am trying to simulate the example that appears on other book:
Fundamentals...
Forum: Main CFD Forum April 27, 2012, 11:41
Replies: 29
Views: 3,540
Posted By HectorRedal
Sorry for the misleading information I could have...

Sorry for the misleading information I could have provided you with.
When stating "null velocity gradient", I mean to say that the gradient of the velocity is null. This is equivalent to say that at...
Forum: Main CFD Forum April 27, 2012, 11:36
Replies: 29
Views: 3,540
Posted By HectorRedal
May I can disagree with you on this? I am...

May I can disagree with you on this?

I am following an example of the following book:
Fundamentals of the Finite Element Method for Heat and Fluid Flow.
Roland W. Lewis and Perumal Nithiarasu....
Forum: Main CFD Forum April 25, 2012, 18:55
Replies: 29
Views: 3,540
Posted By HectorRedal
Do you refer by outflow condition to null...

Do you refer by outflow condition to null velocity gradient?
Forum: Main CFD Forum April 25, 2012, 18:49
Replies: 29
Views: 3,540
Posted By HectorRedal
Neither do I specify the pressure at the inlet...

Neither do I specify the pressure at the inlet nor at the walls.
In the inlet and in the walls I specify the velocity.
I only specify the velocity at the inlet. I don't specify the pressure at the...
Forum: Main CFD Forum April 25, 2012, 06:15
Replies: 29
Views: 3,540
Posted By HectorRedal
Laminar Isothermal Flow in a duct

Hello,

First of all, I would like to say that I have developed a code using the FEM (Finite Element Method) based on the CBS (Characteristic Based Split) Algorithm.
Using this code, now, I would...
Showing results 1 to 13 of 13

 
Forum Jump

All times are GMT -4. The time now is 00:08.

Contact Us - CFD Online - Privacy Statement - Top