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Showing results 1 to 20 of 20 Search took 0.00 seconds. Search: Posts Made By: shaswat

Forum: CFX August 3, 2013, 06:31

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat I tested with straight pipe . the wall I consider... I tested with straight pipe . the wall I consider porous . I simulate with Newtonian flow . I see the same result when I use non Newtonian fluid. Inside the porous domain momentum and mass equation...

Forum: CFX August 2, 2013, 02:30

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Yes Dr. It works fine . When I add a porous... Yes Dr. It works fine . When I add a porous layer the momentum and mass for porous region not at all showing any response. I now changed to transient to steady flow . I set 200 iteration. I could...

Forum: CFX August 1, 2013, 18:27

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat IT is actually 2e-18[m^2] IT is actually 2e-18[m^2]

Forum: CFX August 1, 2013, 08:32

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat I am also thinking . I tried with permeability... I am also thinking . I tried with permeability 1[m^2] . I could not get a flow in the porous domain. Since I am using turbulent model in the main flow. when the flow enters into the porous region...

Forum: CFX August 1, 2013, 01:39

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat I am facing the same problem . One cycle... I am facing the same problem . One cycle completed but there is no fluid flow inside the porous domain. I changed from transient to steady state analysis, still I did't get. can I assume...

Forum: CFX July 29, 2013, 10:19

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat I just guess . I want to show how the shear... I just guess . I want to show how the shear stress and other parameters changes with respect to time Yes . I want this as a solid morphology having a porous in nature. Is it wrong to define...

Forum: CFX July 29, 2013, 04:22

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Dear Dr Please find the attached my CCL . ... Dear Dr Please find the attached my CCL . I don't know what is the problem I need to solve this as soon as possible . Please help me in this regards. Thank you Reagrds

Forum: CFX July 28, 2013, 21:46

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat I think it is fluid flow in the porous domain I think it is fluid flow in the porous domain

Forum: CFX July 28, 2013, 10:28

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Dear all Please find the attached cross... Dear all Please find the attached cross sectional view of artery.The artery length is 100mm The outer part is porous domain. I introduced free slip between fluid and porous interface . I set...

Forum: CFX July 20, 2013, 04:06

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Thank you Dr I got the simulation what I... Thank you Dr I got the simulation what I expected. Now the the simulation is running Thank you for your kind advice and help Thank you

Forum: CFX July 18, 2013, 19:37

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Thank you Dr Can you please explain bit about... Thank you Dr Can you please explain bit about the "some function to control the amount of fluid which goes through the wall". We interface fluid porous . what else required to define? Thank you

Forum: CFX July 17, 2013, 19:40

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat don't know.( But the porosity of the wall is... don't know.( But the porosity of the wall is 0.015) we have to find out from simulation The wall is completely porous , Not a specific part The average inlet velocity is 0.2 m/s

Forum: CFX July 17, 2013, 08:34

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Dear Dr Ghorrocks Please find the attached... Dear Dr Ghorrocks Please find the attached model of our studies. fig1-fluid domain , fig 2- artery Porous domain, fig 3 sectional view of combined fluid domain and porous domain. We consider blood...

Forum: CFX July 17, 2013, 04:44

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Thank you Dr If I introduce symmetry boundary... Thank you Dr If I introduce symmetry boundary condition at the inlet surface and outlet surface , what will be the effect?. I know that the flow is parallel to the symmetry boundary condition ...

Forum: CFX July 17, 2013, 02:54

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Thank you Kindly refer the attachment... Thank you Kindly refer the attachment diagram . I am really really struggle to set inlet and outlet of the porous domain. Since the fluid is flowing through the luman ( fluid domain), I am...

Forum: CFX July 16, 2013, 05:33

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Thank you for your reply Dear Dr Ghorrocks ... Thank you for your reply Dear Dr Ghorrocks I introdce transient velocity at the inlet and I introduce the outlet boundary condition ( may be wrong) as shown below

Forum: CFX July 14, 2013, 23:38

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Thank you so much I set now outlet boundary... Thank you so much I set now outlet boundary as areaAve(Pressure)@outlet what does it mean? Is it relative pressure of the outlet from the inlet pressure? If it is correct no need to put any...

Forum: CFX July 14, 2013, 22:23

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Thank you for your reply Please find the... Thank you for your reply Please find the attached cross sectional view of artery.The artery length is 100mm I have considered two cases 1.Rigid artery ( wall has no permeable) 2. wall having...

Forum: CFX July 13, 2013, 11:47

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat Thanks Dr Glenn my professor told that put... Thanks Dr Glenn my professor told that put "out flow boundary condition" But I have read in one of the articles "stress free boundary condition" applied at the outlet. [A stress free boundary...

Forum: CFX July 12, 2013, 21:51

Replies: 38 help me to set suitable outlet boundary condition Views: 5,036 Posted By shaswat help me to set suitable outlet boundary condition Hi I am simulating blood flow through multiple stenosis condition. ( currently I set two serial stenosis separated few mm apart) I know the inlet velocity and time averaged pressure which I...

Showing results 1 to 20 of 20

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