# Decending Temperature to Solid Domain (CHT).

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 May 12, 2009, 11:44 Decending Temperature to Solid Domain (CHT). #1 Member   Sandeep Join Date: Apr 2009 Location: Munich, Germany Posts: 30 Rep Power: 8 hi all, i am trying to analyse the heat transfer between the solid and fluid domains (CHT), i,e there is solid domain and fluid is flowing through it and i am trying to calculate the heat transfer between them, i have a probem that i want to give the temperature for the solid domain as decending temperature (i,e high on the top and decreasing to bottom). can any one help me that how can i do this, thanks in advance.

 May 12, 2009, 18:54 #2 Super Moderator   Glenn Horrocks Join Date: Mar 2009 Location: Sydney, Australia Posts: 10,824 Rep Power: 85 Hi, Define a CEL expression, maybe initial temperature = constant1 * (y/constant2 [m]). Make sure the units end up in temperature units hence constant2 has the units of metres. You can also use 1D or 3D interpolation functions as CEL expressions. Glenn Horrocks

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