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Jinduo Yang, Xi?an Li, Weiping Wang, Hao Chai, Mingxiao An and Qianyi Dai
The process of dust transportation is widespread, leading to the formation of regions such as the Loess Plateau. In order to understand the mechanisms of dust particle transportation, this study conducted wind tunnel experiments to simulate natural wind-...
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Edwin Joseph Munoz Lopez, Alexander Hergt, Till Ockenfels, Sebastian Grund and Volker Gümmer
The successful design of compressor blades through numerical optimization relies on accurate CFD-RANS solvers that are able to capture the general performance of a given design candidate. However, this is a difficult task to achieve in transonic flow con...
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Zhilei Yu and Xin Huang
Wind-blown pool fire accidents in a ventilated tunnel usually pose and present serious risks to properties and personal safety. In this paper, the flame characteristics and flow field changes of pool fires under the combined influence of baffles and cros...
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Cheng Fu, Xinglong Gao, Yunqiang Sun, Jie Kou, Dachuan Xu and Jingxiang Chen
The maglev flight tunnel is a novel conceptual aerodynamics test facility, in which the complicated aerodynamic characteristics caused by the high-speed translation of a moving model in a long, straight, closed tunnel, and wave propagation and aero-struc...
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Chenghua Cong, Honggang Qin and Xingyou Yi
The unsteady characteristics of the second throat of a transonic wind tunnel have an important influence on the design and test of the wind tunnel. Therefore, the forced oscillation characteristics were studied by a numerical simulation method. The gover...
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Xiaobing Wang, Junqiang Wu, Jianzhong Chen, Yuping Li, Zhongliang Zhao, Guangyuan Liu, Yang Tao and Neng Xiong
Cryogenic wind tunnels provide the for possibility aerodynamic tests to take place over high Reynolds numbers by operating at a low gas temperature to meet the real flight simulation requirements, especially for state-of-the-art large transport aircrafts...
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Andrés Lara-Lara, Jonathan Toledo, Robert Paul Salazar Romero
Pág. e17973
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Peng Wu, Gang Chen, Ruoqiang Feng and Fujiangshan He
Local wind pressures on tiny rods of complex grid structures are difficult to obtain through wind tunnel tests due to their small sizes after scaling down, resulting in a lack of data support in wind load calculations for similar structures. However, loc...
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Yao Lei, Wenjie Yang and Hengda Wang
Wind disturbance posed difficulties for the stability of the micro air vehicles (MAVs) with attitude variation. In this paper, the aerodynamic performance of a MAV with six coaxial rotor pairs considering the horizontal wind is investigated by both exper...
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Yao Lei, Yiqiang Ye and Zhiyong Chen
The coaxial Tri-rotor micro air vehicle (MAV) is composed of three coaxial rotors where the aerodynamic characteristics of is complicated in flight especially when the wind effect is introduced. In this paper, the hovering performance of a full-scale coa...
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Danilo Ciliberti and Fabrizio Nicolosi
This paper describes the design, numerical analyses, and wind tunnel tests of the scaled model of a propeller serving as a propulsive element for the experimental tests of an advanced regional turboprop aircraft with engines installed on the horizontal t...
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Tze How New, Zhen Wei Teo, S. Li, Z. A. Ong and Björn Nagel
Flow behavior and aerodynamic performance of a small-scale joined-wing unmanned aerial vehicle (UAV) was studied experimentally and numerically under various pitch and yaw angle combinations in subsonic flow conditions. Selected numerical results are com...
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Mikhail Y. Buntov, Pavel V. Makeev, Yuri M. Ignatkin and Vitaly S. Glazkov
The presented work is dedicated to the development of the mathematical model of a closed-type wind tunnel (WT) in a two-dimensional (2D) formulation based on the computational fluid dynamics (CFD) Unsteady Reynolds Averaged Navier Strokes Equations (URAN...
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Jun Liu, Wei Qian, Yuguang Bai and Xiaole Xu
The V-tail configuration has excellent stealth performance and has been using widely in the aerodynamic shape design of advanced aircraft. Many recent studies have focused on numerical simulation about V-tail configuration flight performance. The relativ...
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Simeng Xie, Jianhong Zheng, Bengui Xiao, Huiyue Hu, Xinyi Cao, Xuepeng Wang and Luling Zhang
Investigating the wind-induced vibration response of the greenhouse structure, and the wind pressure distribution on its surface takes on a critical significance when the main structure is under large wind loads. A computational fluid dynamics-based stud...
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Hassan Aleisa, Konstantinos Kontis and Melike Nikbay
Developing wind tunnel models is time consuming, labor intensive, and expensive. Rapid prototyping for wind tunnel tests is an effective, faster, and cheaper method to obtain aerodynamic performance results while considerably reducing acquisition time an...
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Siliang Du, Yi Zha and Qijun Zhao
The concept of the Fan Wing, a novel aircraft vector-force-integrated device that combines a power unit with a fixed wing to generate distributed lift and thrust by creating a low-pressure vortex on the wing?s surface, was studied. To investigate the uni...
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Zhaoyong Mao, Tianqi Zhang, Guangyong Yang and Wenlong Tian
Gurney flaps can enhance the hydrodynamic efficiency of airfoils, and they are currently used in several applications, including racing cars and wind turbines. However, there is a lack of studies in the literature on the application of Gurney flaps on th...
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Yitao Zhou, Zhigang Wu and Chao Yang
Gust alleviation is of great significance for improving aircraft ride quality and reducing gust load. Using aircraft response (feedback control) and gust disturbance information (feedforward control) to improve the gust alleviation effect is worthy of at...
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Sijia Jia, Zhenkai Zhang, Haibo Zhang, Chen Song and Chao Yang
This paper introduces the realization and wind tunnel testing of a novel variable camber wing equipped with compliant morphing trailing edges. Based on the aerodynamic shape and compliant mechanisms that were optimized in advance, a wind tunnel model cal...
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