Application of Multi-Physics Field Simulation in Aerodynamics Based on Hybrid Grid Technology

Abstract

Multi-physics field simulation in aerodynamics plays a pivotal role in understanding complex fluid flow phenomena and optimizing aerodynamic designs. This paper explores the application of multi-physics field simulation techniques in aerodynamics, particularly focusing on the utilization of hybrid grid technology to enhance simulation accuracy and efficiency. Hybrid grid technology combines structured and unstructured grid methods to leverage their respective advantages in capturing geometric complexity and resolving flow features. By employing this approach, engineers can accurately model complex aerodynamic geometries while maintaining computational efficiency. The paper discusses the principles of multi-physics field simulation, encompassing fluid dynamics, heat transfer, and structural mechanics, and their integration into aerodynamic analyses. It explores the challenges associated with simulating multi-physics phenomena in aerodynamics, including turbulence modelling, boundary layer effects, and aeroelasticity considerations. Furthermore, the paper highlights case studies and applications where multi-physics field simulation techniques have been successfully applied in aerodynamic research and engineering. These applications include aircraft design optimization, wind turbine performance analysis, and automotive aerodynamics. This paper provides insights into the importance of multi-physics field simulation in aerodynamics and the role of hybrid grid technology in improving simulation accuracy and computational efficiency. It underscores the significance of advancing simulation methodologies to address the increasingly complex challenges in aerodynamic design and optimization.