Antony Jameson pioneered CFD-based aerodynamic design optimization in the late 1980s. In addition to developing the fundamental theory, Jameson implemented that theory in …
Mesh generation and deformation are critical elements in gradient-based aerodynamic shape optimization (ASO). Improperly generated or deformed meshes may contain bad …
Y Shi, C Song, Y Chen, H Rao, T Yang - AIAA Journal, 2023 - arc.aiaa.org
As a high-fidelity approach to transition prediction, the coupled Reynolds-averaged Navier– Stokes (RANS) and linear stability theory (LST)-based e N method is widely used in …
Low-Reynolds-number high-lift airfoil design is critical to the performance of unmanned aerial vehicles (UAV). However, since laminar-to-turbulent transition dominates the …
J Li, M Zhang - Aerospace Science and Technology, 2021 - Elsevier
Geometric filtering based on deep-learning models has been shown to be effective to shrink the design space and improve the efficiency of aerodynamic shape optimization. However …
J Li, M Zhang - Aerospace Science and Technology, 2021 - Elsevier
Aircraft design is a trade-off among different objectives and constraints, so multiple design rounds are usually required. Aerodynamic shape optimization based on high-fidelity …
Y Zhao, J Liu, D Li, C Liu, X Fu, H Wang - Acta Astronautica, 2024 - Elsevier
Unmanned aerial vehicles (UAV) on Mars operate in a thin atmosphere of carbon dioxide, where the flow Reynolds number and local sound velocity are significantly reduced …
The inclusion of transition to turbulence effects in aerodynamic shape optimization makes it possible to use it as a tool for the design of airframes with laminar flow. Modified Reynolds …
Adjoint-free methods are required in aerodynamic shape design optimization if an adjoint solver is unavailable. However, their performance is highly criticized in high-dimensional …