2) drag coefficient
飞行攻角
1.
(2) Despite the fact that the drag coefficient is not sensitive to the change of the angle of attack,the lift coefficient and the flow struc.
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。
2.
Results indicate:(1) Despite the fact that the drag coefficient is not sensitive to the change of the angle of attack,the lift coefficient and the flow structure of the full flowpath is highly affected.
对一种类似于X-43A的吸气式高超声速一体化构形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、飞行攻角以来流Ma数下全流道的流场结构和气动力特性。
3) high-angle of attack flight
大仰角飞行
4) high angle of attack flight
大迎角飞行
5) large attack angle
大攻角
1.
The frequency of oscillating excitation has more effect on improving aerodynamic performance of airfoil at large attack angle th.
利用振荡扰流进行了改善风力机翼型大攻角下性能的研究。
2.
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.
为了研究大攻角下振荡射流控制翼型流动分离的机理,应用基于有限体积法和压力修正的SIMPLEC算法,数值模拟了表面施加振荡射流的翼型分离流动。
3.
Based on the characteristics of the complicated aerodynamics for the large attack angle air-to-air missile,using feedback linearization approach for the design of the flight control system is proposed.
针对大攻角空空导弹飞行过程中复杂的非线性空气动力学特性,提出了采用反馈线性化进行控制器设计的方法。
6) high incidence
大攻角
1.
Analysis of the unsteady character of the flow field at high incidence;
大攻角流动的非定常特性分析
2.
Investigation of pneumatic characteristics for a ventral S-shaped inlet at high incidence and low speed;
一种腹下S弯进气道低速大攻角下气动特性实验
3.
The process of primary vortices forming,lifting and shedding alternately along central axis from opposite sides of a slender body placed at high incidence to an oncoming stream is investigated numerically,and laws on axial evolution of its sectional flow-pattern topological structure are advanced.
运用数值方法研究了细长体大攻角绕流背风面两侧主涡沿轴向交替形成、飘起、脱落的过程,提出了绕流截面流态拓扑结构的轴向演化规律,详细描述了主涡诱导产生二次涡、二次涡分割主涡衍生出tertiary涡、主涡与异侧二次涡绕合、主涡分割异侧主涡形成脱体涡等现象,突出了二次涡、tertiary涡的作用。
补充资料:复杂气象飞行(见飞行技术)
复杂气象飞行(见飞行技术)
instrument meteorological conditions flight
fuza qixiangfe主xing复杂气象飞行(instrument meteorologiealconditions flight)见飞行技术。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条