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Fixed-time angle of attack constrained control for aircraft considering dynamic icing process [PDF]
Scientific ReportsAircraft icing deteriorates aerodynamic performance and reduces stall angle of attack, the fast convergence rate of tracking error is required to stabilize the aircraft when aircraft icing occurs.
Zehong Dong +4 more
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A Method for Calculating Angle of Attack and Sideslip Angle
Hangkong gongcheng jinzhan, 2021 The airframe of amphibious aircraft is complex,and it is difficult to eliminate the influence of sideslip angle by using single angle of attack sensor.
WEN Qing
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Angle-of-Attack Estimation for General Aviation Aircraft
Aerospace, 2023 The angle of attack is one of the most important flight parameters. In the framework of the present study, a flight data recording method was designed to analyze the Valasek angle-of-attack estimation method and investigate its applicability for general ...
Marin Ivanković +3 more
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Measurement and estimation of the angle of attack and the angle of sideslip
Aviation, 2015 The paper presents issues concerning the estimation of the angle of attack and the angle of sideslip on a flying object board. Angle of attack and sideslip estimation methods which are based on measurements of linear velocity components of an object with
Stanisław Popowski, Witold Dąbrowski
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Critical Angle and Fundamental Frequency of Symmetric Airfoils at Low Reynolds Numbers [PDF]
Journal of Applied Fluid Mechanics, 2022 The unsteady vortex evolution of NACA 0012 airfoil is numerically investigated at low angles of attack ranging from 0° to 10° where the separation is performed from the trailing edge. The Reynolds number ranges between 1000 and 4000.
D. F. Kurtulus
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Research on Guidance Law with Constraint Attack Angle Based on Reinforcement Learning [PDF]
Hangkong bingqi, 2023 Aiming at the problem of designing guidance law to attack surface target at a specific angle, a reinforcement learning guidance law model is constructed by using depth deterministic strategy gradient algorithm, and the model states, reward rules and ...
Kang Bingbing, Jiang Tao, Cao Jian, Wei Xiaoqing
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Otopro, 2023 At this time the power plant still uses a lot of coal fuel, so it is necessary to look for alternative energy, one of which is wind energy. Wind turbines are devices that can convert kinetic energy in the wind into mechanical energy which is then ...
Danang Febriyanto +3 more
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Review of the Study on High-angle-of-attack Flight Problems of Aircraft
Hangkong gongcheng jinzhan, 2022 The close combat in air battle is still inevitable in future.The accurate and agile nose-pointing capability at high-angle-of-attack is still essential and significant for fighter to survive and gain air superiority.According to the high-angle-of-attack ...
ZHANG Zijun +3 more
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Robust Integrated Guidance and Control Design for Angle Penetration Attack of Multimissiles
International Journal of Aerospace Engineering, 2022 Angle penetration attack ability plays a more and more important role for missiles in modern warfare, and the traditional separate guidance and control system design problem is the key to restrict the improvement of time-sensitive attack and cooperative ...
Huan Zhou, Xin Zhao
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Influence of attack angle on ventilated supercavitating flow at high Froude number condition
Xibei Gongye Daxue Xuebao, 2022 To study the influence of attack angle on ventilated supercavitating flow, a numerical model is established to simulate the supercavitation flow by using the inhomogeneous multiphase flow model and the SST k-ω turbulence model.
WANG Yifei +4 more
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