高超音速飞行器,hypersonic vehicle
1)hypersonic vehicle高超音速飞行器
1.Numerical simulation of aerothermal calculation of hypersonic vehicle;高超音速飞行器头罩气动热流场数值模拟
2.Influence of tailpipe nozzle configuration on longitudinal static stability of hypersonic vehicle;尾喷管构型对高超音速飞行器纵向静稳定性的影响
英文短句/例句

1.Numerical Analysis of Aero-optic Effects Induced by the Turbulence Flow Field Surrounding Super/Hypersonic超音速/高超音速飞行器湍流流场气动光学效应分析
2.Analysis of Dynamics Characteristic for Hypersonic Vehicle;高超音速飞行器动力学与动态特性分析
3.Study on Blackout in Near Space Hypersonic Vehicle Radio Frequency Communication近空间高超音速飞行器射频通信“黑障”研究
4.Departures form the ideal practice followed by the Wright have been particularly noticeable in the development of supersonic and hypersonic vehicles.特别值得注意的是在发展超音速和高超音速飞行器的过程中,偏离了莱特理想的工作方式。
5.hypersonic flight environment simulator高超音速飞行环境模拟器
6.Design of Variable Structure Control System for Hypersonic BTT Vehicle高超音速BTT巡航飞行器变结构控制系统设计
7.Dynamic Characteristics of Hypersonic Flight for Increasing Range Vehicles增程飞行器高超声速飞行的动态特性
8.The Flutter Study of Supersonic Wing-Body Combination超音速飞行器翼—身组合体的颤振研究
9.a sonic boom follows an aircraft as a wake follows a ship.超音速飞行会产生音爆。
10.Optimal PIF-LQR Control Design for a Generic Hypersonic Vehicle高超声速飞行器最优PIF-LQR控制器设计
11.the physics of supersonic flight.超音速飞行的物理性质
12.hypersonic manned aircraft高超音速有人驾驶飞机
13.hypersonic transport超高音速飞机(缩写作HST)
14.Optimization Research on a Period of Hypersonic Vehicle Skip Flying Trajectory;高超声速飞行器单周期冲越飞行轨迹优化研究
15.Estimating and Analyzing of Aerodynamic of Hypersonic Vehicle;高超声速飞行器气动特性估算与分析
16.Study on Flow Controls for Hypersonic Flying Vehicle Fuselage/Propulsion高超声速飞行器/发动机流动控制研究
17.Discrete-Time Fuzzy Adaptive Control for the Hypersonic Aircraft高超声速飞行器离散模糊自适应控制
18.DETERMINATION OF PERIODIC CRUISE CONDITION OF HYPERSONIC VEHICLE高超声速飞行器周期巡航条件的确定
相关短句/例句

hypersonic cruise vehicle高超音速巡航飞行器
1.Preliminary design for soaring hypersonic cruise vehicle;滑跃式高超音速巡航飞行器设计初步研究
3)hypersonic test vehicle高超音速试验飞行器
4)supersonic vehicle超音速飞行器
1.This work is useful for the design of the inlet and relevant devices in supersonic vehicles.它可用于指导超音速飞行器的进气道及相关装置的设计。
5)hypersonic vehicle高超声速飞行器
1.Optimization of glide trajectory for a hypersonic vehicle;高超声速飞行器滑行航迹优化
2.Heat flux measurement test of the hypersonic vehicle;高超声速飞行器测热试验研究
3.Fuzzy adaptive control for hypersonic vehicle via Backstepping method;基于Backstepping的高超声速飞行器模糊自适应控制
6)hypersonic velocity高超音速飞行速度<火>
延伸阅读

超音速飞行  飞行器以马赫数为1.2~5.0的速度飞行(见飞行速度)。人类首次超音速飞行是 1947年美国用X-1飞机实现的。现代的军用飞机大多在这个速度区内飞行。这时波阻成为阻力的主要部分。因此把翼面做成平滑、薄而短的后掠形或三角形,机身做成尖头细长形显然有利,但这将使亚音速飞行性能变差。超音速飞行的特点是:气动中心后移,纵向静稳定性增大;飞机阻尼随马赫数增大而减小。二者都导致飞机扰动衰减缓慢,操纵性变坏(见扰动运动模态),高空中尤甚。故驾驶动作应柔和,杆、舵要协调。由于水平尾翼、垂直尾翼效率降低,铰链力矩剧增,且变化规律复杂,需用全动水平尾翼和不可逆助力器。尾翼效率的降低使飞机的航向稳定性和横向稳定性(见飞行器动态特性)都随马赫数的增加而下降。特别是高空飞行,航向稳定性更差,故需加大垂直尾翼面积或采用自动化装置或限制飞行马赫数。因高空空气稀薄,大气温度低,使飞行速度范围小,加速慢和爬升率降低。当高度剧变时,高度表和速度表指示将产生较大的延迟误差,真速和表速指示值差别加大。高速飞行导致的气动加热在飞行马赫数小于2.5时,铝合金强度尚可维持。马赫数达3.0后,气动加热加剧,须采用耐热合金材料(见热强度分析)。为防止音爆和噪声危害,许多国家禁止在居民区上空作超音速飞行。