Class 3 Error

When using some of the secondary break-up models. specifically the TAB, ETAB, CAB and Schmehl models, dynamic drag factor correlations are used to calculate the drag on particles, and any drag specified by the user, eben through CEL, is ignored.

This is an intended part of the design of these models, but neither the product, e.g. CFX-Pre messages or the CFX Solver out file, nor the documentation informs the user clearly enough that this

Use the expert parameter setting 'pt dynamic drag model = 1'.

ANSYS CFX Release 12.0.

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