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 7 of 7
Search took 0.00 seconds. Search: Posts Made By: WatchFirefly
Forum: Main CFD Forum September 12, 2010, 20:58
Replies: 12
Views: 3,201
Posted By WatchFirefly
Arrow John, What I wrote below about nx and ny is...

John,

What I wrote below about nx and ny is actually not correct. I found that without -ve sign in front of Δx, I was not getting uniform flow as I should and later I checked it manually and...
Forum: Main CFD Forum September 10, 2010, 22:43
Replies: 12
Views: 3,201
Posted By WatchFirefly
bJohn, One of the major error I found is...

bJohn,

One of the major error I found is that my Δx and Δy are just the coordinate differences, and not absolute Δx values. So, my nx, and ny are directly Δy, and Δx without negative sign for Δy....
Forum: Main CFD Forum September 8, 2010, 11:06
Replies: 12
Views: 3,201
Posted By WatchFirefly
Yep. Thanks for the link. So I should basically...

Yep. Thanks for the link. So I should basically expect the same structure, but in 2D, so plannar wave, basically.

I will update you soon...tonight..

>>Edit>> Also, wanted to mention that I...
Forum: Main CFD Forum September 8, 2010, 10:20
Replies: 12
Views: 3,201
Posted By WatchFirefly
Okay. Gotcha. I will check my code for...

Okay. Gotcha.

I will check my code for again for everything that you mentioned. My code is based on a sample code given at the site of I do like cfd book.
...
Forum: Main CFD Forum September 8, 2010, 00:10
Replies: 12
Views: 3,201
Posted By WatchFirefly
Bjohn, My normal and tagents are...

Bjohn,



My normal and tagents are defined the way you mentioned. e.g.



qR[i][j] = u[i][j]*deltayR[i][j]-v[i][j]*deltaxR[i][j]; //Normal and
rR[i][j] = ...
Forum: Main CFD Forum September 5, 2010, 22:41
Replies: 12
Views: 3,201
Posted By WatchFirefly
Hi Bjohn, Thanks for a quick reply. 1) I...

Hi Bjohn,

Thanks for a quick reply.
1) I checked face normals. I added up Δx, and Δy for all four faces of a given cell, and that sum came out to be zero for all the cells of this 20 x 20...
Forum: Main CFD Forum September 4, 2010, 22:10
Replies: 12
Views: 3,201
Posted By WatchFirefly
Unhappy 2D Finite Volume Method - Please help

Hi Everyone,

I am trying to solve a 2D shocktube problem in a 2D, cell-centered, First order finite volume framework.

I coded Roe's scheme using the sample code given at I do like cfd site, ...
Showing results 1 to 7 of 7

 
Forum Jump

All times are GMT -4. The time now is 20:06.

Contact Us - CFD Online - Privacy Statement - Top