## Chapter 1: CFX-Pre Basics

CFX-Pre is the physics-definition preprocessor for ANSYS CFX. You import meshes (which can be produced in a variety of mesh generation software packages) into CFX-Pre and select physical models[1] to be used in the CFD simulation. Files produced by CFX-Pre are sent to CFX-Solver.

This chapter describes:

- Starting CFX-Pre
- CFX-Pre Modes of Operation
- Working with the CFX-Pre Interface
- CFX-Pre File Types

[1] For details on physical models, see Physical Models in the CFX-Solver Modeling Guide.

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