地面效应下的机翼失速数值模拟  

Numerical simulation on stall of wing in ground effect

作　　者：应成炯[1] 杨韡[1] 杨志刚[1] 

机构地区：[1]同济大学上海地面交通工具风洞中心,上海201804

出　　处：《飞行力学》2010年第5期9-12,15,共5页Flight Dynamics

基　　金：长江学者和创新团队发展计划基金资助

摘　　要：采用计算流体力学的方法,对NACA0012二维翼型、三维机翼和带端板机翼在地面效应下的失速特性进行了数值模拟。通过对数值模拟结果的比较分析,揭示了地面效应下机翼的失速特性。研究结果为地效飞行器机翼的设计与优化提供了理论依据。Aerodynamic characteristics including stall change when a wing flies in ground effect.Numerical study on stall in ground effect was carried out for 2D wing,3D wing and wing with an endplate.Based on numerical results,the stall characteristics of wing in ground effect were revealed.The study provides a theoretical basis for the design and optimization on the craft of wing in ground effect.

关 键 词：地面效应 空气动力特性 展弦比 失速 CFD 

分 类 号：V211.4[航空宇航科学与技术—航空宇航推进理论与工程]