AIRFOIL

作品数:243被引量:617H指数:11
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相关领域:航空宇航科学技术更多>>
相关作者:钟小平余雄庆张大林王宇陈维建更多>>
相关机构:南京航空航天大学西北工业大学北京航空航天大学电子科技大学更多>>
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相关基金:国家自然科学基金国家重点基础研究发展计划中国航空科学基金国家教育部博士点基金更多>>
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Experimental Advances in Airfoil Dynamic Stall and Transition Phenomena
《Fluid Dynamics & Materials Processing》2025年第4期697-739,共43页Dapeng Zhang Yifan Xie Yining Zhang Zhengjie Liang Yutao Tian 
funded by Programfor Scientific Research Start-up Funds of Guangdong Ocean University,grant number 060302072101;Zhanjiang Marine Youth Talent Project Comparative Study and Optimization of Horizontal Lifting of Subsea Pipeline,grant number 2021E5011.
Airfoil structures play a crucial role across numerous scientific and technological disciplines,with the transition to turbulence and stall onset remaining key challenges in aerodynamic research.While experimental tec...
关键词:AIRFOIL dynamic stall TRANSITION experimental methodologies artificial intelligence 
Large eddy simulation of low-Reynolds-number flow past the SD7003 airfoil with an improved high-precision IPDG method
《Acta Mechanica Sinica》2025年第2期70-87,共18页Shixi Hao Ming Zhao Qiushi Ding Jiabing Xiao Yanan Chen Wei Liu Xiaojian Li Zhengxian Liu 
This work was supported by the National Key R&D Program of China(Grant No.2022YFE0207000);the National Natural Science Foundation of China(Grant Nos.12372289,11972250,and 12102298);the China Postdoctoral Science Foundation(Grant No.2021M702443);Tianjin Natural Science Foundation(Grant No.22JCZDJC00910).
At low-Reynolds-number,the performance of airfoil is known to be greatly affected by the formation and burst of a laminar separation bubble(LSB),which requires a more precise simulation of the delicate flow structures...
关键词:Discontinuous Galerkin Interior penalty method Subgrid-scale model Large eddy simulation Laminar separation 
Numerical investigation on transonic flutter characteristics of an airfoil with split drag rudder
《Theoretical & Applied Mechanics Letters》2025年第1期87-97,共11页Yongchang Li Yuting Dai Chen Song Chao Yang Guangjing Huang 
In this paper,a series of flutter simulations are carried out to investigate the effects of split drag rudder(SDR)on the transonic flutter characteristic of rigid NACA 64A010.A structural dynamic model addressing two-...
关键词:Transonic flutter Energy map Shock wave Split drag rudder 
Optimization of High-Speed WIG Airfoil with Consideration of Non-ground Effect by a Two-Step Deep Learning Inverse Design Method
《Transactions of Nanjing University of Aeronautics and Astronautics》2025年第1期56-69,共14页WANG Chenlu SUN Jianhong ZHENG Daren SUN Zhi ZUO Si LIU Hao LI Pei 
supported by the Priority Academic Program Development of Jiangsu Higher Education Institutions,the Fundamental Research Funds for the Central Universities(No.ILA220101A23);CARDC Fundamental and Frontier Technology Research Fund(No.PJD20200210);the Aeronautical Science Foundation of China(No.20200023052002).
Under complex flight conditions,such as obstacle avoidance and extreme sea state,wing-in-ground(WIG)effect aircraft need to ascend to higher altitudes,resulting in the disappearance of the ground effect.A design of hi...
关键词:conditional generative adversarial network(CGAN) artificial neural network(ANN) airfoil design wing-in-ground(WIG)aircraft ground effect 
Effect of Symmetric Delay on Airfoil Plunging
《Journal of Bionic Engineering》2024年第6期2864-2876,共13页Mostafa El-Salamony 
Delaying the sinusoidal plunging in the middle of the up-and down stroke is studied.This form of kinematics can appear if the flapping mechanism is malfunctioning,or while large birds fly in some cases.Aim of this stu...
关键词:Unsteady aerodynamics Wake structure Plunging FLAPPING Fluid structure interaction VORTEX MAV 
Towards sparse sensor annotations:Uncertaintybased active transfer learning for airfoil flow field prediction
《Chinese Journal of Aeronautics》2024年第12期87-98,共12页Yunyang ZHANG Xiaohu ZHENG Zhiqiang GONG Wen YAO Xiaoyu ZHAO 
supported by the National Natural Science Foundation of China(No.92371206).
Deep learning has been widely applied in surrogate modeling for airfoil flow field prediction.The success of deep learning relies heavily on large-scale,high-quality labeled samples.However,acquiring labeled samples w...
关键词:Active transfer learning Uncertainty analysis Surrogate model Flow fields Sparse annotations 
Study on Aerodynamic Performance of Wind Turbine Airfoil Synthesized by Mean Camber Line Superposition Thickness between Bionic and Traditional Airfoil Bionic and Traditional Airfoil
《风机技术》2024年第5期91-96,共6页Lin-ze Qi Jin-jing Sun 
National Natural Science Foundation of China(Grant Nos.52376202)。
The aerodynamic performance of wind turbine needs to be improved day by day.In this paper,the bionic airfoil of wind turbine and the traditional airfoil are combined to optimize the aerodynamic performance.The new air...
关键词:Wind Turbine Airfoil Bionic Airfoil Airfoil Synthesis Optimization Aerodynamic Performance 
Molding simulation of airfoil foam sandwich structure and interference optimization of foam-core
《Chinese Journal of Aeronautics》2024年第10期325-338,共14页Qianying CEN Zeyang XING Qingyou WANG Lili LI Zhigang WANG Zhanjun WU Ling LIU 
Supported by the Harbin Aviation Industry Group Co.,Ltd and the National Natural Science Foundation of China(No.11972256).
During the Co-Cure Molding(CCM)of airfoil foam sandwich structure,it is challenging to avoid collapse of foam core at the trailing edge.Herein,an Equal Proportional Thickening(EPT)method is proposed to optimize the in...
关键词:Airfoil foam sandwich structure Polymethacrylimide(PMI)foam INTERFERENCE CO-CURING Molding simulation 
Effect of leading-edge protuberances on swept wing aircraft performance被引量:1
《International Journal of Fluid Engineering》2024年第3期18-28,共11页Xuntong Wei Deyou Li Siqi Li Hong Chang Xiaolong Fu Zhigang Zuo Hongjie Wang 
supported by the Natural Science Foundation of Heilongjiang Province (No. YQ2023E015)
Stall is a complex phenomenon in aircraft that must be suppressed during flight. As a novel passive control method, bionic leading-edge protuberances(LEPs) have attracted widespread interest, particularly for delaying...
关键词:AIRFOIL LIFT PERFORMANCE 
Influence of Surface Ice Roughness on the Aerodynamic Performance of Wind Turbines
《Fluid Dynamics & Materials Processing》2024年第9期2029-2043,共15页Xin Guan Mingyang Li Shiwei Wu Yuqi Xie Yongpeng Sun 
Natural Science Foundation of Liaoning Province(2022-MS-305);Foundation of Liaoning Province Education Administration(LJKZ1108).
The focus of this research was on the equivalent particle roughness height correction required to account for the presence of ice when determining the performances of wind turbines.In particular,two icing processes(fr...
关键词:Wind turbine icing blade surface roughness aerodynamic characteristics AIRFOIL 
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