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-   -   how to define static bed height for fluidized bed (http://www.cfd-online.com/Forums/cfx/25239-how-define-static-bed-height-fluidized-bed.html)

mohamad February 16, 2008 10:33

how to define static bed height for fluidized bed
 
dear freinds

hello

I am doing a research on hydrodynamic of gas solid bubbling fluidized be ?how can i define the static bed height???Could you please let me know ? thank you

CFDUSERIN February 18, 2008 00:38

Re: how to define static bed height for fluidized
 
Dear mohamad

you can define the static bed height of solid using step function. i.e., step (f)=0 when f<0

step (f)=1 when f>0

step (f)= 0.5 when f=0.5

then you have define "f" in terms initial bed height

for example f =z-h where h is initial bed height..

with regards


mohamad February 18, 2008 08:41

Re: how to define static bed height for fluidized
 
DEAR CFDUSERIN

how shouid i use step function?in expression?i have not worked with it already.could you explain it a bit more? thank you


Oktay BÜYÜKTAŞ February 25, 2008 08:04

Re: how to define static bed height for fluidized *NM*
 

Oktay BÜYÜKTAŞ February 25, 2008 08:05

Re: how to define static bed height for fluidized *NM*
 

sirous March 9, 2008 18:05

Re: how to define static bed height for fluidized
 
how to define static bed height for fluidized bed

germangsilva July 28, 2010 14:46

hello

I'm doing studies of fluidization (gas-solid), I'm using cfx11 or 12, and applying LES, but I have great difficulty setting the program cfx, I ask your help, please. my email is germangsilva@gmail.com.

with Regards


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