implement a diffusion term in the source -- CFD Online Discussion Forums

April 22, 2012, 02:55	implement a diffusion term in the source	#1
chenxizh Member chenxizhong Join Date: Feb 2012 Posts: 30 Rep Power: 14	I want to implement the diffusion of a scalar $\nabla$ $\bullet$ ( $\nabla$ $\Phi$ ) in the source term , my ideal is use another scalar in DEFINE_ADUST, then get the gradient of the scalar by C_UDSI_G in the DEFINE_SOURCE finally use NV_DOT(C_UDSI_G,A); can that be possible? has anybody done it before ? any suggestion is appreciate ! thaks

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