1) lift
[英][lɪft] [美][lɪft]
升力
1.
Research on mechanism of bar lift force by using PIV system in wave field;
波浪场中利用PIV装置研究杆件升力形成机理
2.
Study on lift measurement of ship fins stabilizer at zero forward speed;
船舶零航速减摇鳍升力测量研究
2) lift force
升力
1.
Experimental investigation of lift forces on deformed bubbles in bubbly flows at low and intermediate Reynolds numbers;
中低Reynolds数泡状流变形气泡升力的实验研究
2.
One modified droplet turbulent diffusion model was proposed by taking consideration of the effect of shear lift force on the droplet terminal settling velocity, meanwhile the effects of local relative slip between droplet and its carrying fluid together with the interface roughness of liquid film were considered.
在对气核中液滴运动进行详细分析的基础上,通过考虑剪切气流中液滴所受升力作用对液滴终端沉降速度的影响,首次在理论上实现了在液滴扩散特性计算中计及剪切升力的作用,同时在所建立的计算模型中还综合考虑了液滴和其携带流体间的局部滑移以及液膜表面粗糙度的影响,应用该模型对油气输送条件下液滴扩散特性计算的平均计算误差从 28。
3.
By means of the detailed analysis on the droplet movement under condition of oil/gas transport, one method taking consideration of the local interphase slip and the distribution of local shear rate is presented to calculate the local lift force over the pipe cross section.
通过对油气输送条件下液滴运动状态的分析 ,提出了考虑相间局部滑移和局部剪切速率分布的水平布置管线中液滴局部升力的计算方法。
3) lifting force
升力
1.
Some specific measure about reducing lifting force and yawing moment are advanced.
分析了作用于汽车上的空气动力对汽车直线行驶及横向稳定性的影响,介绍了减少汽车空气升力及横摆力矩的方法。
2.
This article assumes that the classic theory of lifting force ommits one crucial factor determining lifting force: pressure gradient.
认为经典升力理论遗漏了一个决定升力的重要因素:流体的压强梯度。
4) lifting force moment
升力力矩
5) lift-thrust
升力推力
1.
This paper made some analysis on techniques of the concept and power for the "lift-thrust" aircraft,and looked into its future development.
"升力推力"飞行器是根据新世纪对高超声速飞行器的需求提出的一种新型飞行器概念,它可以使飞行器的升阻比得以有效提高。
6) lift coefficient
升力系数
1.
Dealing with the problem of vortex induced vibration (VIV) of submarine pipe span with spoiler and focusing on the asymmetry of its lift coefficient, two new concepts are proposed: lift coefficient amplitude and lift coefficient additional value according to the special structure of spoiler.
然而对于带阻流板的管跨结构,由于其结构的特殊性,导致流场在绕流过程中产生的升力系数具有明显的非对称性。
2.
According to Navier Stokes equation, the lift coefficient and drag coefficient of the fiber were sug.
以振动纤维栅过滤除尘器中纤维为研究对象 ,通过实验研究结合流体诱发振动的机理分析 ,确定引起纤维振动的主要原因是流体绕流纤维时 ,旋涡脱落的不对称性产生的周期性升力作用于纤维 ,使纤维发生自激振动 ,旋涡脱落的频率与纤维的固有频率产生同步效应时旋涡脱落诱发纤维产生共振·当发生共振时 ,可以根据纳维斯托克斯方程计算出旋涡脱落产生的升力系数和阻力系数
3.
The aerodynamic loads and the maximum lift coefficient of the complete aircraft configuration (fuselage+wing+tail) are computed by using the modified three-dimensional low-order panel method in conjunction with the semi-empirical formulas of DATCOM.
同时使用一种由三维低阶板方法结合DATCOM方法半经验公式的改进方法预测复杂外形飞行器(机身+机翼+尾翼)的空气动力载荷和最大升力系数。
补充资料:升力
又称“举力”。物体(如飞机)与空气相对运动时,作用于物体上的垂直于气流方向的力。机翼是飞机产生升力的主要部件,机身和水平尾翼也可产生部分升力。升力的大小取决于飞行速度、机翼面积和形状、机翼与气流的相对角度、空气密度等。
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