This chapter contains an overview of user-defined functions (UDFs) for parallel Ansys Fluent and their usage. Details about parallel UDF functionality can be found in the following sections:

• 7.1. Overview of Parallel Ansys Fluent
• 7.2. Cells and Faces in a Partitioned Mesh
• 7.3. Parallelizing Your Serial UDF
• 7.4. Reading and Writing Files in Parallel
• 7.5. Enabling Fluent UDFs to Execute on General Purpose Graphics Processing Units (GPGPUs)