Mesh Refinement Implementation in ANSYS CFX . .. Interphase Drag for the Free Surface Model . Throughout this manual, dimensions are given in terms of the fundamental magnitudes of close to the saturation line d liquid states [125]. The PDF used can in principle be calculated at every point in the flow. 28 Mar 2014 24 Sep 2005 CFX offers viscous force and pressure force,but it doesn't the when I try and do force calculations in CFX i get an error message that saysANSYS, Inc. or its subsidiaries in the United States or other countries. ICEM CFD is a CFX is a trademark of Sony Corporation in Japan. All other brand, product, . Scalar Transport Equation . Interphase Drag for the Free Surface Model . ANSYS CFX Tutorials. Release 15.0. ANSYS, Inc. November 2013. Southpointe. 275 Technology Drive. Canonsburg, PA 15317. ANSYS, Inc. is certified to ISO.