三角翼,delta wing
1)delta wing三角翼
1.Numerical simulation of unsteady flows past adelta wing using a 3-D vortex method;三角翼周围非定常流动的三维涡方法数值模拟
2.Effects of free stream local disturbance ondelta wing aerodynamics;来流局部干扰对三角翼气动特性的影响
3.Numerical simulation to effects of trailing edge jet ondelta wing vortices;后缘喷流对三角翼前缘涡影响的数值模拟
英文短句/例句
1.A variant of the swept-back wing is the delta wing.后掠翼的变型是三角翼。
2.slim-delta aircraft小展弦比三角翼飞机
3.Wind Tunnel Investigation on Dynamic behavior of 80°/65° Double Delta Wing in Rolling at High Incidence80°/65°双三角翼摇滚特性风洞实验研究
4.Numerical Investigation of Unsteady Aerodynamic Characterisics of Pitching Delta Wings三角翼大迎角俯仰运动气动特性数值研究
5.Frequency characteristics of breakdown vortices over delta wings with small amplitude oscillation at the high angle of attack大迎角下小振幅振荡三角翼破裂涡的频率特性
6.Numerical Simulation of Unsteady Flows Past a Delta Wing by a 3-D Vortex Method;三角翼周围非定常流动的三维涡方法数值模拟
7.Experimental Investigation on Unsteady Aerodynamic Characteristics of Rapidly Pitching Delta Wings快速俯仰三角翼的非定常空气动力实验研究
8.Numerical Investigation on the Unsteady Separation Flows Around Double-Delta Wings双三角翼非定常分离流动的数值模拟研究
9.Visualization and measurement study of vortex flow over delta wing with dorsal fins带背鳍平板三角翼分离涡流场的显示与测量
10.The effects of trailing edge jets on the vortex breakdown location over a delta wing三角翼后缘喷流对前缘涡破裂位置的影响
11.The effects of unsteady free stream on aerodynamic characteristics of a static delta wing非定常自由来流对静态三角翼气动特性的影响
12.Numerical Investigation of Roll-angle Effect of the Vortex Flow on Double-delta Wing静态滚转角对双三角翼涡流特性影响的数值研究
13.Capturing Details of Secondary Separation and Successfully Simulating Strongly Unsteady Turbulence Flow in Vortex Breakdown Region基于层流假设的三角翼大迎角绕流特性数值模拟研究
14.Correlation investigation of unsteady aerodynamics of dynamic delta wings and pressure distribution动态三角翼的非定常气动特性和压力分布相关研究
15.Particle Image Velocimetry Study of Flow over Slender Delta Wing with Low Dorsal Fin低背鳍对细长平板三角翼流场影响的粒子图像测速
16.Heat Transfer Performance Comparison of Wavy Finned Tube Heat Exchanger with Delta Winglets Under Different Arrays不同排列方式下三角翼波纹翅片管换热器的换热性能比较
17.on the southern wing of Yangtze River Delta Economic Zone长三角经济区的南翼
18.delta wing (hang gliders)三角形机翼（悬挂式滑翔机）
相关短句/例句
delta wings三角翼
1.Unsteady structures overdelta wings;绕三角翼流动中的非定常现象研究
2.The effectiveness of the apex flaps to control the vortex breakdown on a 70° sweep angledelta wings was studied experimentally.为了抑制三角翼前缘涡破裂的发生 ,研究了大攻角下 ( 30°～ 5 0°)尖顶襟翼对 70°三角翼前缘涡破裂的影响 。
3.The progress in numerical simulations of separation and vortical flows ondelta wings (including double-delta wings, strake-delta wings and close-coupled canards) was summarized in this paper.综述了三角翼（包括双三角翼，边条－三角翼，近距耦合鸭翼）上分离及涡流问题的数值模拟进展，介绍了用Ｅｕｌｅｒ方程、Ｎ－Ｓ方程的数值方法模拟不同三角翼，在不同攻角、不同来流Ｍ数等多种条件下的复杂涡流形态和流动结构，研究了控制方程、网格、湍流模型和计算方法等对计算结果的影响。
3)double delta wing双三角翼
1.The effects of Gurney flap ondouble delta wing aerodynamic performance in low speed wind-tunnel tests;Gurney襟翼对双三角翼气动特性影响的低速风洞实验研究
2.Experimental investigation of the vortex characteristic over 75°/45°double delta wing;75°/45°双三角翼旋涡特性的试验研究
pared with a delta wing aircraft, thedouble delta wing configuration has better aerodynamic performance at high angles of attack.双三角翼气动布局比三角翼飞机具有更好的大攻角空气动力特性。
4)double-delta wing双三角翼
1.Experimental study on pressure measurement distribution ofdouble-delta wings;双三角翼压力测量实验研究
2.The vortex visualization and surface pressure distribution for a 75°/45°double-delta wing were carried out in the water tunnel and in the low speed wind tunnel of BUAA.本文通过风洞试验和水洞试验研究了７５°/４５°双三角翼的外翼前缘形状对大迎角分离流动的影响。
3.The vortex visualization and surface pressure distribution measurement for a 75°/60°double-delta wing were carried out in the water tunnel and in the low speed wind tunnel of BUAA.笔者对75°/60°双三角翼模型进行了水洞流态观测实验、低速风洞测压实验、空间流场测量实验,研究了双三角翼外翼前缘钝度对气动特性影响,包括对涡态的影响。
5)cropped delta wing切角三角翼
6)flat-plate delta wing平板三角翼
1.A sharp-edgedflat-plate delta wing of 82.5°具有尖削前缘的细长平板三角翼以及加上背鳍高度分别为hL/s=0。
2.A force measurement experimental study was performed on aflat-plate delta wing of 82.对细长体平板三角翼和加上两个不同高度背鳍后的组合体在低速风洞进行了六分量天平测力实验,三角翼后掠角82。
3.For theflat-plate delta wing at zero sideslip, the theory is that the vortices over the wing are conical, symmetric, and stable for all angles of attack, but adding a low dorsal fin to the wing would destabilize the vortices and the vortex pair is unstable and become non-conical, or non-stationary, or asymmetric, or all of them.该文指出平板三角翼在无侧滑、大迎角下其前缘涡在不破裂的情况下是稳定的、锥型的和对称的。
延伸阅读
三角翼飞机三角翼飞机delta-wingairplane机翼前缘后掠，后缘基本平直，半翼俯视平面形状为三角形的飞机。机翼重量轻、刚度好，有利于收置起落架，安放燃油和其他设备。三角翼超声速阻力小，从亚声速过渡到超声速时机翼压力中心向后移动量小，这对于舵面平衡能力比较差的飞机尤为重要，所以无尾飞机和鸭式飞机基本上都采用三角翼。超声速飞机也常用三角翼的形式，但由于超声速三角翼飞机展弦比较小，亚声速飞行时的升阻比低，故亚声速巡航特性不好。小展弦比的三角翼只有在大迎角下有足够升力系数，因飞机着陆前迎角不能很大，故其着陆性能较差。
