The starting separation on the slender bodies was investigated at the moderate angles of attack.
本文实验研究了细长体模型在中等迎角下的初始分离问题。
The unsteady motion of a two-dimensional thick airfoil at high angles of attack is considered in this paper.
本文研究二维厚度翼型的大攻角非定常运动。
Note that still the velocity is constant along the desired segments at the corresponding design angles of attack.
看到的依然是不断沿着速度预期在相应的环节设计迎角。
Mixed convection heat transfer in open-ended enclosures was studied numerically for two different inlet angles of attack.
研究了两种不同外界来流方向的开口方腔内的混合对流换热问题。
Aeroelastic analysis at high angles of attack is an attractive and complicated research subject in modern aircraft design.
大迎角气动弹性分析是现代飞行器设计中非常引人瞩目并且复杂的研究课题。
The experimental model and equipment are designed, and the low speed wind tunnel experiment at high angles of attack is made.
设计了模型和实验装置,进行了大迎角低速风洞实验。
Numerical results show that contribution of high order terms are very important at lower Mach number or high angles of attack.
数值结果表明高阶项的贡献在较低马赫数或大迎角情况下是很重要的。
Both these sections are unique and developed specifically for maximum effectiveness at low speeds and at high angles of attack.
这两个部分是独一无二的,专为开发成效最大,在低速和高攻角。
Roll torque is produced due to the effects of circumferential lag of ablation for a spinning blunt-nosed cone at angles of attack.
有迎角的旋转钝锥由于周向烧蚀滞后将产生滚转力矩。
The required lateral maneuver trajectory on equilibrium glide assumption is specified according to the designed angles of attack and bank.
根据所设计的攻角和倾侧角,即可实现平衡滑翔情况下预定机动模式的侧向机动。
TAIL DESIGN : The STOL CH 801 tail sections are designed to provide maximum effectiveness (control) at slow speeds and at high angles of attack.
尾部设计:甲烷的短距起降801尾节的目的是提供在高攻角的最大效益(控制)的速度和缓慢。
The topology of flow patterns on cross section perpendicular to the body surface are studied for flows around a body of revolution at angles of attack.
对于旋成体有攻角绕流,本文研究了垂直于物面的横截面上的流态结构。
The results show that swimming with fingers holding together provides higher propulsive efficiency than swimming with fingers splaying at various angles of attack.
结果表明,在各个攻角状态下,手并拢划水均能获得更高的推进效率。
The conclusion is that the key to raise the experimental accuracy lies in reducing and correcting the systematic errors due to blockage effect at high angles of attack.
结论是:提高大攻角实验数据准确度的关键在于减少和修正由于阻塞效应引起的系统误差。
The agility of aircraft with conventional linear flight controllers tends to drop rapidly under high angles of attack, and kinematic coupling of motions furtherly promotes the tendency.
带传统线性控制器飞机在大迎角高机动飞行时敏捷性明显地减小,运动状态严重耦合更加重这一趋势,而此时操纵能力往往仍有剩余而却未能被利用。
Subsonic vortical flows over a slender body at different angles of attack were simulated numerically, and the aerodynamic characteristics of asymmetric vortical flow were also investigated.
运用数值方法模拟了细长体在不同攻角条件下亚音速绕流的背涡结构,探讨了非对称涡流的气动力特性。
Based on traditional support system in wind tunnel testing, the combination support system measuring support interference on high angles of attack model in low speed wind tunnel was designed.
基于传统的风洞试验支撑设备,设计了用于低速风洞测量大攻角模型支架干扰的组合支撑设备。
This paper deals with the numerical solution of the Euler equation for airfoils using approximate boundary conditions and the effects dorsal fin on vortex over delta wing at high angles of attack.
本论文主要是通过实验来研究细长圆锥体在大迎角下的绕流流场的特性和细长三角翼加背鳍后对前缘涡的影响,检验相关理论结果。
It is shown the nonlinear aerodynamic model given by the article can accurately calculate aerodynamic responses of aircraft models in large amplitude forced oscillation tests at high angles of attack.
实际计算结果表明该非线性气动力模型能够较为精确地计算飞机模型大幅值迎角简谐振动产生的气动力响应。
The regressive formulae of hydrodynamic coefficients relative to clearances, attack angles were given. Three typical interaction regions were divided, defined as Lifting, Mixed and Blocking region.
给出了水动力系数相对于间距、攻角的回归公式,并划分了三个典型的干扰区域:升力区、混合区、阻塞区。
At different attack angles, Mach Numbers and ramp angles, the numerical calculations of inner and external flow field are performed for an adjustable mixed compression inlet.
对某可调混压进气道在不同攻角、不同马赫数、不同斜板角度下进行了大量的数值计算。
Currently in 1.09 as the Brotherhood of Nod, the upper-hand is easy to acheive with multiple attack angles and plenty of space for flanking and sneak attacks.
在当今1.09中,Nod兄弟会是公认的强势,它可以方便的实行多角度攻击同时拥有足够的空间来进行侧翼进攻和偷袭。
This paper presents a numerical simulation of separated flow over an airfoil at large attack angles with oscillating excitations to study separation flow control over an airfoil.
对一种轴对称形式的高超声速飞行器全流道开展了风洞实验和数值模拟研究,分析了不同来流总压、飞行攻角全流道的流场结构和气动力特性。
A robust iterative method suitable for the numerical simulation of vortex flows at high angles-of-attack is established based upon the multiple line-vortex model (MLVM).
基于多重线涡模型(MLVM),本文建立了一种计算机时少、收敛性强的适用于大迎角涡流势流数值模拟的迭代算法。
A robust iterative method suitable for the numerical simulation of vortex flows at high angles-of-attack is established based upon the multiple line-vortex model (MLVM).
基于多重线涡模型(MLVM),本文建立了一种计算机时少、收敛性强的适用于大迎角涡流势流数值模拟的迭代算法。
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