A novel method of synergistic multi-scale neural operator architecture for accurate aerothermodynamic prediction of thermal protection systems at high speeds
The aerodynamic design of hypersonic forebody/inlet integration systems represents a challenging multiobjective optimization problem characterized by high-dimensionality, strong coupling, and expensive evaluations. To move beyond conventional empirical approaches, this paper introduces a knowledge-driven intelligent de...
Yue Ma, Ye Tian, Ze-Yang Zhao et al.· AIAA Journal· 0 citations
Accurate machine-learning models for aerodynamic prediction are essential for accelerating shape optimization yet remain challenging to develop for complex three-dimensional configurations due to the high cost of generating training data. This work introduces a methodology for efficiently constructing accurate surrogat...
Reducing unsprung mass in high-performance braking systems is critical for vehicle dynamics, but applying topology optimization (TO) to conventional solid discs under combined thermo-mechanical loading often causes “thermal entrapment” and structural failure. This study addresses this limitation by proposing a floating...
Alexandros Karvounis, A. Arailopoulos· Dynamics· 0 citations
Accurate prediction of unsteady aerodynamic loads remains a major challenge in turbomachinery design. High-fidelity Computational Fluid Dynamics (CFD) simulations are expensive, while aeroelastic Quantities of Interest (QoI) depend sensitively on the temporal evolution of the pressure field. This work introduces period...
Lionel Salesses, J. Dominique, T. Benamara et al.· 0 citations
The leading edge of turbine blades is subjected to extreme thermal loads, exaggerated by continuously increasing turbine inlet temperatures. This challenge has motivated the development of increasingly sophisticated internal cooling architectures. However, such intricate and confined geometries exacerbate particulate...
Chao-Zong Hu, Shanghong Gao, Zheng Huang et al.· Journal of turbomachinery· 0 citations
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