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Showing results 1 to 7 of 7 Search took 0.00 seconds. Search: Posts Made By: fab

Forum: CFX November 16, 2009, 08:45

Replies: 24 Free surface is below than expected..results are not good Views: 6,447 Posted By fab hi are you sure that i need the energy equation?... hi are you sure that i need the energy equation? it is q=n*delta(h)? i have a laminar flow so i think it is RE as non-dimension number. how did the solver know that i actually declared the surface...

Forum: CFX November 15, 2009, 08:30

Replies: 24 Free surface is below than expected..results are not good Views: 6,447 Posted By fab Hallo,my timestep is automaticly setting,my... Hallo,my timestep is automaticly setting,my length scale is 50 mm! do i have a heat transfer to?well the problem is : i have to get the surfacetension-curve as funktion of the temperatur first and...

Forum: CFX November 13, 2009, 02:58

Replies: 24 Free surface is below than expected..results are not good Views: 6,447 Posted By fab hi,my expression is depending on temperatur in... hi,my expression is depending on temperatur in degre celsius not time! i´m modelling first of all water but later i have to modelling ch3oh,and the endexpression should be :...

Forum: CFX November 12, 2009, 04:31

Replies: 24 Free surface is below than expected..results are not good Views: 6,447 Posted By fab and i have an constant surface tension... and i have an constant surface tension coeffizient!! i don´t know if it true ! anb do i have heat transfer to?i think so wright?! it´s my master thesis,yes i have to modelling the surface...

Forum: CFX November 12, 2009, 04:29

Replies: 24 Free surface is below than expected..results are not good Views: 6,447 Posted By fab my tension equation is:sigma(t)=-0,949*t+15,858 ... my tension equation is:sigma(t)=-0,949*t+15,858 i have declared it as an expression,is it wrong?! how shoul i declaring this point on the surface to get tension curve at cfx-post? thank you

Forum: CFX November 11, 2009, 16:17

Replies: 24 Free surface is below than expected..results are not good Views: 6,447 Posted By fab free surface problem hi,i have declared the surface tension as an equation in dependance of the temperatur at cfx-pre.all others boundary conditions are like the tutorial but with my values! and the solver is starting,it...

Forum: CFX November 11, 2009, 08:18

Replies: 24 Free surface is below than expected..results are not good Views: 6,447 Posted By fab hi guys,i have the seem problem of the surface... hi guys,i have the seem problem of the surface tension! i have to localise the surface between water and air during the flow,my question is:how can cfx do this?i have the boundarys like described in...

Showing results 1 to 7 of 7

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