查询词典 vortex

In the future, some issues need to be investigated further, which include: establish and study the low-dimensional dynamical system of turbulent jet, with the POD bases, the control of turbulent jet based on the low-dimensional dynamical system of turbulent jet, investigate the physics mechanism of intermittence shed-off of the vortex ring in turbulent jets in crossflow.

有待进一步研究的问题是：建立基于POD模的湍流射流低维动力系统，并对其进行分析；研究基于湍流射流低维动力系统的湍流射流控制；探讨湍流横向射流中涡环间歇脱落的物理机制。

Assuming fluid is and viscid and slightly compressible, bubble collapse near rigid boundary and free surface is simulated, displaying characteristics such as formation, penetration and impact of reentrant jet as well as vortex ring and bubble rebound.

采用粘性、微可压流体模型，数值模拟了空泡在刚性边界和自由面附近溃灭及空泡溃灭后流动的发展，显示了空泡溃灭过程中的凹陷射流形成、空泡贯穿、射流冲击、涡环的形成和空泡回弹等流动特征，提出空泡回弹的另一种机制是凹陷射流冲击形成的旋涡。

Production of various automotive motorcycle shaft parts, automobile ball, clubs, gear, bearing sets, screws, non-standard nuts, pipe joints, turbine vortex rod, ring, universal joints, fittings and other stampings.

企业生产各种汽车摩托车轴类零件、汽车球头、球杆、齿轮、轴承套、螺丝、非标螺帽、弯管接头、涡轮涡杆、挡圈、万向节、冲压件等配件。

Vortex Ring ; Temperature Inversion Layer ; Laser Induced Fluorescence ; Particle Image Velocimetry ; Comsol Multiphysics

指导教授朱锦洲；共同指导教授郭志禹；中文关键字涡环；逆温层；雷射萤光显影技术；质点显像测速仪；数值分析

The small-scale vortices are generated near the inner shear layer. The wavy surface (at 20m/s) will generate smaller scale vortex than the smooth plate.

并在相同的壁面几何形状条件下，在不同的流动工况下，研究了非光滑表面对湍流边界层拟序结构的影响。

The steady and 1st order velocity dependent vector solutions of forces for two level atom are obtained. The solutions are applied to TEM01 laser beam and analysis shows that it exists vortex force acting on the atom.

推导了两能级原子在稳态和小速度一阶微扰近似下的受力矢量方程，并分析表明TEM*01模光场对原子的作用力中存在旋涡力。

It was found that at design condition, the double-channel impeller had better flow pattern, smaller separation and vortex area than that of the two-blade impeller. It was also proved that the measured results showed great agreement with the calculated ones.

结果表明：与双叶片叶轮相比，双流道叶轮流道内脱流-旋涡区的范围较小，流态更好；PIV测试结果与自编程序和FLUENT软件数值模拟结果基本一致。

This is a correlative report of "Wall pressure distribution of the horizontal vortex and inner energy dissipating tunnel with an inlet shaft" published earlier.

本文为&竖井进流水平旋转内消能泄水道的壁面压力分布&一文的相关篇。

Base on experimental data, studies on discharge characterisitics of inner energy dissipating tunnel with inlet shaft and horizontal vortex, were systematically carried out. The flow pattern and relevant parameters were analyzed.

本文从分析竖井进流水平旋转内消能泄水道的流态及影响因素出发，根据试验资料对其泄量特性进行了系统地分析与研究。

Beginning with the analysis of the basic flow pattern and discharge characteristics of the horizontal vortex and inner energy dissipating tunnel with inlet shaft, the expressions of velocity distributions in the tunnel have been supposed and established.

本文从分析图 1所示的竖井进流水平旋转内消能泄水道的基本流态与泄流量变化规律出发，对该种泄水道的流速分布提出假定，并给出具体表达形式。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。