An Investigation for the Effects of Reduced Frequency on Aerofoil Dynamic Lift Characteristics 折算频率对翼型动态升力特性影响的初步研究
Experimental Study on Effect of Wind Rotor Blade Aerofoil Thickness on Power-output Characteristics 风轮叶片翼型厚度对功率输出特性影响的实验研究
Effect of Aerofoil Camber on Airfoil Aerodynamic Performance 风力机的翼型弯度对风力机翼型气动性能的影响
The effects of flapping frequency, wind velocity, angle of attack, plane shape of wing and cambered aerofoil are investigated. 试验中进行了扑动频率、风速、迎角、机翼平面形状、翼型弯度对机翼气动特性影响的研究。
Simulation for Identification of Flutter Derivatives for Aerofoil Using Forced Vibration Method and Its Application 机翼节段颤振导数的强迫振动仿真识别及其应用
Although its aerofoil shape provides lift, a pilot needs to regulate the airflow over it in order to control the aircraft. 虽然机翼的外形提供了飞机的升力,但驾驶员还需要通过调节掠过机翼的气流来操纵飞机。
The numerical solution of incompressible viscous flow over an aerofoil is obtained by H-type grids and a special difference scheme. 本文用H型网格和特殊的差分格式数值求解了粘性不可压缩叶型绕流。
In this paper, the theory of Air-cushion anti-erosion was advanced and a new type of fan aerofoil was designed, and it achieved the national new practical patent. 本文旨在研究设计一种新型风机叶片,在该新型风机叶栅通道内,能够形成一种阻止被输送介质中的固体颗粒与叶轮叶片接触的理想空气动力场。
Research on the sound generation by flow past vibrated aerofoil in two dimensions 流体通过二维振动翼型的声辐射研究
A numerical study of aerodynamic characteristics of modified aerofoil with a blunt trailing edge 翼型进行钝尾缘修改后气动性能的数值研究冲压式翼伞后缘下拉气动特性的数值研究
Air flow control The aerofoil louvre shape allows the air flow to be controlled in wet and dry weather. 气流控制在干、湿不同气候情况下通过调节百叶片控制气流。
Numerical simulation on the aerodynamic performance of six kinds of aerofoil of wind turbine blade 6种风力机叶片翼型的气动性能数值模拟研究
Optimization Design of Laminar Aerofoil Based on Genetic Algorithms and Hicks-Henne Shape Function 基于遗传算法及Hicks-Henne型函数的层流翼型优化设计
This paper describes the investigation of boundary layer separation control for supercritical aerofoil using micro vortex generator in the low speed wind tunnel. 在低速风洞中研究了微型涡流发生器对超临界翼型边界层分离的控制。
Optimal design on aerofoil parameter of impeller is made based on the second YQH-100 oil-gas pump. 基于第二代YQH-100油气混输泵叶轮的基本参数,对叶轮的翼型参数进行了优化设计。
Optimization Design of UAV Laminar Aerofoil Based on Genetic Algorithm 基于遗传算法的无人机层流翼型优化设计
The serpentine aerofoil shape is designed to face into what little wind there is, generating a small amount of lift. 在高空风力较小的情况下,蜿蜒的机翼能起到轻幅升降的作用。
Aerofoil Sub-wainscot Wing-rib Join-hole Structure Fracture Characteristics Research Based on 3D Contact Problem 含三维接触问题的机翼下壁板翼肋对接孔结构断裂特性研究
A Study on Geometric Methods for Designing Supersonic Aerofoil of Axial Flow Compressor 轴流压气机超音叶片叶型几何设计方法的研究
Influence of boundary-layer separation of aerofoil under small angle of attack on the numerical simulation 小攻角下翼型边界层分离对数值模拟结果的影响研究
The author modifies spanwise shape and makes the analog function of the aerofoil curve by use of the computer. 利用计算机来辅助叶片叶展形状的修正和构造翼型曲线的模拟函数。
With use of this structure model, we can simulate the real performance of aerofoil very well. 应用该结构模型可以很好的模拟机翼结构的实际情况。
A new algorithm is presented for position regulating of aerofoil bracket on an automatic drilling and riveting machine. 针对传统机翼壁板铆接过程中托架调平所存在的问题,提出一种基于有限曲面加工区域的三点调平算法。
Three kinds of fan blade aerofoil have been designed according to the velocity distribution optimization criterion. 并依据探索出的速度分布优化准则,设计出了三种风机叶片的翼型。
Crack propagation of aerofoil is analyzed. 对机翼疲劳裂纹扩展进行了理论分析。
A good mechanics analysis approach was presented for reliability analysis and damage tolerance design of aerofoil structure. 为机翼结构的可靠性分析和损伤容限设计提供了比较有价值的力学分析手段。
A method of modern fluid machinery design& design fluid machinery based on CAD/ CFD system was introduced, the aerofoil using the computer aided design was optimized according to the result of CFD. 介绍了现代流体机械设计的一种方法&基于CAD/CFD系统的流体机械设计,根据CFD分析的结果应用计算机辅助设计CAD对叶片翼型进行优化。
Transformative problem of aerofoil impeller is put forward. 提出了机翼型叶轮的改造问题。
It may obtain a special experiment aerofoil lift-drag force characteristic with this test. 通过本实验,可以测得某一特定实验机翼的升力特性和阻力特性。
In aerofoil optimization design, Pareto differential evolutional algorithm is used for multi-object optimization design. 4. 在翼型优化设计中,应用Pareto差分进化算法进行了对翼型的多目标优化设计。