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Computational-Based Aerodynamic Design for a Formula SAE Vehicle

Journal Article
ISSN: 1946-3995, e-ISSN: 1946-4002
Published March 01, 2018 by SAE International in United States
Computational-Based Aerodynamic Design for a Formula SAE Vehicle
Citation: Kelly, D., Batty, J., Carrel-Billiard, T., Cybulsky, A. et al., "Computational-Based Aerodynamic Design for a Formula SAE Vehicle," SAE Int. J. Passeng. Cars - Mech. Syst. 11(1):35-44, 2018,
Language: English


The computational analysis and design of an aerodynamics system for a Formula SAE vehicle is presented. The work utilizes a stochastic-approximation optimization (SAO) process coupled with a computational fluid dynamics (CFD) solver. The methodology is presented in a general manner, and is applicable to other complex parametrizable systems. A mix of discrete and continuous variables is established to define the airfoil profile, location, sizing and angle of all wing elements. Objectives are established to maximize downforce, minimize drag and maintain a target vehicle aerodynamic balance. A combination of successive 2D and 3D CFD evaluations have achieved vehicle aerodynamic performance targets at a minimal computational cost.