Search Results

Showing results 1 to 6 of 6
Search took 0.00 seconds. Search: Posts Made By: MaryBau

Forum: OpenFOAM Programming & Development

December 26, 2014, 21:46

Replies: 12

How to add implicit terms to the momentum equation?

Views: 2,316

Posted By MaryBau

Hi sharonyue; Ushear is an imposed/known...

Hi sharonyue;

Ushear is an imposed/known variable, what you get is the default value that I set up in the solver.

U is what it's important, that is the variable I am solving for. For...

Forum: OpenFOAM Programming & Development

December 20, 2014, 12:24

Replies: 12

How to add implicit terms to the momentum equation?

Views: 2,316

Posted By MaryBau

Hi Tushar and all, Sorry for the late...

Hi Tushar and all,

Sorry for the late reply, I was traveling. Thanks a lot for your help.

I tried what you suggested. I definitely reduces the instabilities that I have in the top/bottom...

Forum: OpenFOAM Programming & Development

December 11, 2014, 15:20

Replies: 12

How to add implicit terms to the momentum equation?

Views: 2,316

Posted By MaryBau

Hi all; I have tried what you all have...

Hi all;

I have tried what you all have suggested plus a couple more things, but no luck so far. I still have those instabilities at the top and bottom boundaries (which are defiened as...

Forum: OpenFOAM Programming & Development

December 8, 2014, 21:13

Replies: 12

How to add implicit terms to the momentum equation?

Views: 2,316

Posted By MaryBau

Hi Tushar and all; Thanks so much for the...

Hi Tushar and all;

Thanks so much for the advise. Unfortunately I tried and it does not work, because I can only have one variable that is being solved implicitly. OpenFoam does not know if it...

Forum: OpenFOAM Programming & Development

December 7, 2014, 13:48

Replies: 12

How to add implicit terms to the momentum equation?

Views: 2,316

Posted By MaryBau

Hi everyone; I am still struck with the...

Hi everyone;

I am still struck with the case that I mentioned in the previous post. I will give more details to see if someone has any suggestions.

The case is a free homogenous shear...

Forum: OpenFOAM Programming & Development

September 23, 2014, 17:01

Replies: 12

How to add implicit terms to the momentum equation?

Views: 2,316

Posted By MaryBau

How to add implicit terms to the momentum equation?

Hi all;

I want to solve a free homogeneous shear case. So I am trying to add the following terms to the momentum equation in pisoFoam:

a) U1 & grad(U1)
b) U1 & grad(U)
c) U & grad(U1)
...

Showing results 1 to 6 of 6

Forum Jump

All times are GMT -4. The time now is 09:18.