reference valus needed for Nu and alpha
 

Hi!

What are the reference values, needed for the calculation of Nu and alpha??

Temperature and length?? Or are there more?? does Fluent calculates the value of thermal cond. with the reference pressure??

Any help is highly appreciated! Ralf

Re: reference valus needed for Nu and alpha
 

my problem is 2D axissymmetric...

how does Fluent calculates the area, the local heat flow is refered to??