展弦比
- 名Aspect ratio
-
论文针对零航速小展弦比鳍型引起的非线性升力特性,研究适用于常规减摇模式的鲁棒自适应神经元控制律,分析其Lyapunov稳定性。
For solution of the nonlinear lift characteristic induced by the low aspect ratio , a robust adaptive neuron control law adequate for the conventional anti-roll mode is developed , and its Lyapunov stability is proved .
-
低雷诺数下小展弦比机翼的气动力优化设计
Aerodynamic optimization for low aspect ratio wing at low Reynolds number
-
采用多流管模型分析了H型垂直风力机展弦比和实度对其功率系数的影响,并对叶片旋转过程中攻角随尖速比的变化进行了分析。
The influence of solidity and aspect ratio on power coefficient of H-type vertical axis wind turbine , and the change of attack angle with tip speed ratio were analyzed .
-
利用该算法对小展弦比后加载静叶栅和干式TRT动叶栅进行了气动优化设计,结果表明本文提出的自动气动优化算法具有良好的优化性能和应用前景。
The result shows the better aerodynamic performance than that of the reference design . It demonstrates that the method has good performance and is adapted to the aerodynamic optimization .
-
依据MILSTD1797A飞行品质规范,对小展弦比飞翼布局作战飞机的偏航轴飞行品质进行了评定研究。
The directional axis flying qualities of low aspect-ratio combat flying wings were assessed in accordance with MIL STD 1797A , and the evaluation results indicate the following aspects .
-
研究对象为一小展弦比带外侧导弹的机翼颤振模型,模型具有外侧后缘控制面。
The model is equipped with an outboard trailing-edge control surface .
-
低展弦比透平叶片弯曲方法研究
Study of curved method of turbine blade with low aspect ratio
-
小展弦比飞翼布局作战飞机偏航轴飞行品质评定
Directional Axis Flying Qualities Assessment of Low Aspect-ratio Combat Flying Wings
-
一种小展弦比环量控制翼性能试验研究
An Experimental Study of Circulation-controlling Airfoil of Low Aspect Ratio
-
小展弦比飞机的大迎角涡流计算
Simulation of Vortex Flows over Low Aspect Ratio aircraft at Large angle
-
小展弦比飞翼战机滚转轴操纵效能需求特性
Requirement characteristics of low-aspect-ratio combat flying wings ' roll axis control power
-
特大展弦比机翼的特性与设计
Design and Characteristics on Wing of Extreme Big Aspect Ratio
-
新型极小展弦比叶栅的叶型研究
Study on a new profile of the cascade of ultra-low aspect ratio
-
分析了展弦比和攻角的影响。
Effects of the aspect ratio and angle of attack are analysed .
-
小展弦比三角翼非线性气动计算
The nonlinear aerodynamic computation on a delta wing of small aspect ratio
-
在低展弦比透平静叶栅中叶片的弯曲作用
The blade curving effects in a turbine stator cascades with low aspect ratio
-
小展弦比机翼颤振抑制的状态空间法与最优控制律
The state-space method and optimal control law for a low aspect ratio wing
-
小展弦比飞机非线性气动特性风洞与飞行相关性研究
The correlation study of nonlinear aerodynamic characteristics of aircrafts with low aspect ratio
-
小展弦比飞翼构型飞机短周期品质评定方法
Qualities Assesses Criterion of Short Period Mode for Flying Wings with Low Aspect-Ratio
-
小展弦比舵翼三维绕流场的数值模拟计算
A Numerical Simulation of Three dimensional Flow Field of a Small Aspect Ratio Rudder
-
小展弦比弹翼和翼-身组合体大攻角气动特性的数值计算
Numerical calculation of high-angle-attack aerodynamic characteristics for small aspect ratio wings and wing-body combinations
-
小展弦比前缘后掠或前掠叶片的研究和发展
Study and Development of Low Aspect Ratio Leading Edge Sweep or Forward Sweep Blade
-
运用非结构网格进行粘流计算时,需要在物体附面层区域内生成高展弦比的三角形网格。
Viscous calculations on unstructured meshes need high aspect ratio cells in boundary layers .
-
展弦比对叶栅性能影响的研究
Effects of aspect ratio on cascade performances
-
超微型涡轮中极低展弦比静叶栅流场特性的数值研究
Flow Field Characteristics of Stator Cascade with Extremely Low Aspect Ratio in an Ultra-micro Gas Turbine
-
小展弦比可控环量翼的风洞试验及其三维效应抑制之初探
Some Wind Tunnel Experiments on Three-dimensional Effects , of a Small Aspect Ratio Circulation Control Wing
-
低展弦比涡轮静叶栅叶片正弯曲作用的试验研究
Experimental investigation on the effects of positive blade bowing in turbine stator cascades with low aspect ratio
-
小展弦比机翼低雷诺数升阻特性试验研究
Investigation on the low Reynolds number characteristics of the lift and drag of low aspect ratio wings
-
极小展弦比后加载叶栅气动特性三维数值分析和实验
3D Numerical Simulation and Experimental Study on Aerodynamic Characteristics of Ultra Low-Aspect Ratio Cascades of After-Loaded Type
-
超声速大迎角条件下小展弦比弹翼压力分布计算研究
Calculation of pressure distributions of low aspect ratio missile wings at supersonic speeds and high angles of attack