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Daniil Sergeev, Irina V?yushkina, Vladimir Eremeev, Andrei Stulenkov and Kirill Pyalov
This paper presents the results of a study of self-sustained processes excited in a Helmholtz resonator after a flow over its orifice. A comparative analysis of various approaches to the numerical modeling of this problem was carried out, taking into acc...
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Zhenlong Wu, Tianyu Zhang, Yuan Gao and Huijun Tan
In this paper, a novel small-scale gust generator research facility was designed and examined for generating Sears-type gusts. The design scheme, integration with the wind tunnel, experiment and validation of its capability are presented in detail. To he...
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Liu Liu, Bifeng Song, Weigang An, Xiaojun Yang and Jianlin Xuan
People have raised their expectations for UAV performance due to the widespread use of UAVs in both military and non-military settings. One of the most significant fields of research right now is how to enhance UAVs? endurance capabilities. Many birds in...
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Weihong Kong and You Li
The large reverse flow region of the rotor with a high advance ratio is an important factor that affects the performance improvement of helicopters. This paper examines the dynamic stall of the airfoil in the reverse flow region of the rotor to develop a...
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Jiayu Wen, Yanguo Song, Huanjin Wang and Dong Han
This work presents a systematic approach to analyzing the aerodynamic characteristics of tandem rotor forward autorotation considering rotor-to-rotor interference. The single-rotor computational model trimmed from a generic helicopter flight dynamics ana...
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Sergey Chernyshev, Gadzhi Gadzhimagomedov, Aleksandr Kuryachiy, Dmitry Sboev and Stepan Tolkachev
In a subsonic wind tunnel, a three-dimensional separation of a developed turbulent boundary layer was simulated on a swept wing flap model. A multi-discharge plasma actuator operating on the basis of dielectric barrier discharge was used to overcome the ...
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Yanxin Yin, Yinglei Jiang, Shicheng Liu and Hao Dong
Experimental and linear stability theory (LST) investigation of boundary layer transition on a flat plate was conducted with a flow of Mach number 5. The temperature distributions and second-mode disturbances on the flat plate surface at different unit R...
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Kyu-Tae Shim and Kyu-Han Kim
This study investigated the beach nourishment effect and topographical changes when using nourishment sand with relatively large particle diameters to perform beach nourishment on a beach subject to erosion. A physical model test was conducted in a 2D wa...
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Duy Thao Nguyen and Duy Hung Vo
The present article outlines a research investigation carried out in a wind tunnel setting aimed at augmenting comprehension of the excitation mechanism of stay cable vibration in arid conditions. A multitude of wind tunnel experiments were thoroughly sc...
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Seong-Won Lee, Kibwika Anthony Kintu and Il-Hwan Seo
Fine dust can have serious effects on human health and crop growth. Fodder crops can reduce airborne dust by coagulating soil particles and reducing wind speed on the surface and have the effect of reducing fine dust by adsorbing it on the crop surface. ...
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