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Showing results 1 to 9 of 9 Search took 0.00 seconds. Search: Posts Made By: nedanikou

Forum: Main CFD Forum November 6, 2016, 16:06

Replies: 17 periodic boundary condition in rectangular duct Views: 1,555 Posted By nedanikou thank you for your patience and valuable guides thank you for your patience and valuable guides

Forum: Main CFD Forum November 6, 2016, 15:23

Replies: 17 periodic boundary condition in rectangular duct Views: 1,555 Posted By nedanikou viscous fluid flow of White pge 119-fully developed laminar flow viscous fluid flow of White pge 119. pic of formula attached. I am sure about mass inflow and outflow. let me check the residual plot for fine grid.

Forum: Main CFD Forum November 6, 2016, 14:42

Replies: 17 periodic boundary condition in rectangular duct Views: 1,555 Posted By nedanikou the analytical formula was calculated based on... the analytical formula was calculated based on fully developed laminar formula of velocity from White's book. there is no value at the first and end of velocity formula, I write it myself by mistake....

Forum: Main CFD Forum November 6, 2016, 14:17

Replies: 17 periodic boundary condition in rectangular duct Views: 1,555 Posted By nedanikou fully developed laminar flow fully developed velocity profile and residuals attached please find it.

Forum: Main CFD Forum November 6, 2016, 12:36

Replies: 17 periodic boundary condition in rectangular duct Views: 1,555 Posted By nedanikou I should check the slope variation, it will take... I should check the slope variation, it will take time to run my code again. residual of uxi, ueta, uzeta and continuity resuxi=resuxi+dabs(Usxi(j,k,i)-Uxi(j,k,i))...

Forum: Main CFD Forum November 6, 2016, 11:41

Replies: 17 periodic boundary condition in rectangular duct Views: 1,555 Posted By nedanikou thanks to your answer. yes, I checked the code... thanks to your answer. yes, I checked the code for the duct with 116 m length. I tried to use periodic B.C. to decrease running time. This would be only simple study case to check some of the RANS...

Forum: Main CFD Forum November 6, 2016, 11:21

Replies: 17 periodic boundary condition in rectangular duct Views: 1,555 Posted By nedanikou Reynolds no. is 500 and finite volume method was... Reynolds no. is 500 and finite volume method was used for discretization.

Forum: Main CFD Forum November 6, 2016, 11:06

Replies: 17 periodic boundary condition in rectangular duct Views: 1,555 Posted By nedanikou Dear FMDenaro I useduse power-law scheme for... Dear FMDenaro I useduse power-law scheme for momentum equation, which is implicit and SIMPLE for velocity-pressure coupling.

Forum: Main CFD Forum November 6, 2016, 10:11

Replies: 17 periodic boundary condition in rectangular duct Views: 1,555 Posted By nedanikou periodic boundary condition in rectangular duct Hi All, I have written a 3D Incompressible NS solver for solving a rectangular duct flow with periodic boundary conditions along the direction of flow (xi). I wrote periodic boundary as follow...

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