Help! How to calculate the diffusion flux of a UDS -- CFD Online Discussion Forums

June 18, 2008, 04:50	Help! How to calculate the diffusion flux of a UDS	#1
lzw Guest Posts: n/a	I have difined two UDSs in fluent. One UDS needs the diffusion flux of another UDS on the faces. In Fluent HELP, is is said that the convection flux can be calculated by the face's velocity. But, what about the diffusion flux? Have anyone the answers? Thanks!

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