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Search: Posts Made By: ghorrocks
Forum: CFX July 7, 2016, 06:36
Replies: 5
Views: 987
Posted By ghorrocks
You can estimate the radiative heat losses with a...

You can estimate the radiative heat losses with a simple hand calculation, providing you can assume your surroundings are a black body at a known temperature. Then you can see whether radiation is...
Forum: CFX July 7, 2016, 06:17
Replies: 5
Views: 987
Posted By ghorrocks
A: CFX does not assume a HTC for air. If you...

A: CFX does not assume a HTC for air. If you define a convection boundary it uses the HTC you specify, if you define an interface CFX calculates the HTC from the local flow conditions.

B: OK,...
Forum: CFX July 7, 2016, 05:58
Replies: 5
Views: 987
Posted By ghorrocks
A: You do not define heat transfer coefficients...

A: You do not define heat transfer coefficients for interfaces. The solver works it out for you. You only specify a HTC if you are not modelling the air.

B: First of all - do you need to model the...
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