MCE 202 ANSYS Fluent Tractor Trailer Aerodynamics Notes

Description

This document provides a comprehensive guide to modeling external aerodynamics around a tractor trailer using ANSYS Fluent. It details the step-by-step process, covering geometry preparation in DesignModeler and strategic meshing with inflation layers and polyhedral conversion. The guide explains detailed solver setup, including boundary conditions, the Realizable k-epsilon turbulence model, and convergence criteria. Post-processing techniques are demonstrated for analyzing flow characteristics such as static pressure distributions, velocity fields, and drag coefficient. Insights into phenomena like flow acceleration, recirculation zones, and separation are presented. This resource is valuable for students and engineers seeking to understand and apply CFD simulations for vehicle aerodynamic optimization.