... ) Reconstruction Framework” to develop a simplified, equivalent surrogate model that reproduces the aeroelastic properties of a subsystem without revealing its internal architecture. Design/methodology/approach A decoupled two-stage gradient-based optimization protocol was implemented. First, beam cross...

... uncertainty is constructed to describe the FWAV . Considering the wind disturbances in the complex environment, the active disturbance rejection controllers are developed to improve the anti-disturbance ability and the control accuracy of FWAV . Then, a modified pigeon-inspired optimization ( PIO ), called...

... Limited Licensed re-use rights only Optimization Active flow control Conceptual Design Hole-down-array Spanish Government PID2023-150014OBC21 PID2023-150029NB-I00 S.A. is a Serra Húnter Fellow. This work is supported by the Spanish Government under grants PID2023-150014OBC21...

...Raja Selvam; Pradeep George Purpose Optimizing coating deposition processes is essential for aerospace applications, particularly for thermal barrier coatings, environmental barrier coatings and protective films on turbine engine components. This study aims to develop a machine learning based...

...Manel Addala; Abdessamed Mogtit; Mohand Lagha Purpose This study aims to evaluate algorithms and optimization techniques used in airspace sectorization ( AS ) methods to handle air traffic demands for various classes during adverse weather and sudden traffic volume changes. Design/methodology...

... types of nodes: maintenance item nodes and maintenance stand nodes. Second, the authors propose a novel graph attention network architecture to enable targeted embeddings for both nodes and arcs. Then, an end-to-end proximal policy optimization algorithm with an actor-critic style is designed...

...Emin Tugay Kekec; Mehmet Konar; Mustafa Samet Gencag; Fatma Yildirim Dalkiran Purpose The purpose of this study is to introduce an innovative approach that uses the artificial bee colony (ABC) algorithm to optimize the wingspan, aspect ratio (AR) and mass estimation, which constitute the most...

...Jakub Michał Suszyński; Mariusz Kowalski; Tomasz Antoniewski Purpose This study aims to investigate the application of kinematic simulations and advanced engineering tools in the design and optimization of aircraft landing gear systems. Focusing on the AT-5 gear retraction/extension system...

... using the MSC.Patran/Nastran system. A parametric optimization module was used to adjust stiffness parameters of key components, aligning modal analysis results with ground vibration test data. Extensive measurements and simulations on real aircraft ensured the robustness of the approach. The validated...

... faults. Design/methodology/approach A CIFER-based nonlinear helicopter model, renowned for its high accuracy, was utilized to validate the proposed approach. The parameters of the c onventional PID and SWPI^λD^μ controllers, designed for the nonlinear model, were optimized using...

...Michał Kowalik; Michał Śliwiński; Mateusz Papis Purpose This study presents the process of optimizing a DJI F450 quadcopter using two optimization methods: topology optimization and generative design. The goal was to improve the overall performance of the unmanned aerial vehicle (UAV) by altering...

... the possibilities of new design tool for main rotor aerostructural optimization. It is a next chapter of the research that is aimed at finding new solutions for rotorcraft constructions. Design/methodology/approach This work presents a method of preliminary structure optimization of the main rotor blade using...

...Tugrul Oktay; Yüksel Eraslan Purpose The purpose of this paper is to improve autonomous flight performance of a fixed-wing unmanned aerial vehicle (UAV) via simultaneous morphing wingtip and control system design conducted with optimization, computational fluid dynamics (CFD) and machine learning...

...Shuowen Yan; Pu Xue; Long Liu; M.S. Zahran Purpose This study aims to investigate the design and optimization of landing gear buffers to improve the landing-phase comfort of civil aircraft. Design/methodology/approach The vibration comfort during the landing and taxiing phases is calculated...

.... Design/methodology/approach The review considers the main technical problems (combustion, cooling, fuel injection and ignition technology) in the development of modern combustor design and deals with combustor design methods by dividing it into preliminary design, performance evaluation, optimization...

... perturbation stochastic approximation (SPSA) optimization algorithm. Design/methodology/approach Quadrotor consists of body and arms; there are propellers at the ends of the arms to take off and rotors that rotate them. By reducing the angle between mechanism 1 and the rotors with the horizontal plane...

...), for achieving the maximum tensile strength, yield strength (YTS) and % elongation as an output parameter. The TRS speed was the highest weld joint characteristics influencing parameter. Peak tensile strength (378 MPa), percentage elongation (10.1) and YTS (308 MPa) were observed for the optimized parametric...

..., thus deciding if a spare aircraft should be deployed. There are no quantitative models and/or financial or operational justifications offered in this thesis. Pereira et al. (2019) , in their capstone project, offer a limited optimization model that identifies the total number of aircraft...

...Isaías Chamorro-Cruz; Rebeca López-Santiago; Valentin Vázquez-Castillo; Hilario Hernández-Moreno; Manuel Alejandro Beltrán-Zúñiga; Jorge Luis González-Velázquez; Diego Israel Rivas-López Purpose The purpose of this study is to determine the optimal shape of a one-sided elliptical composite...

...Oguz Kose; Tugrul Oktay Purpose The purpose of this paper is to optimize the simultaneous flight performance of a hexarotor unmanned aerial vehicle (UAV) by using simultaneous perturbation stochastic approximation (i.e. SPSA), deep neural network and proportional integral derivative (i.e. PID...