湍流运动

针对分离器内部的复杂的三维强旋转、气-固两相湍流运动，采用雷诺应力模型（SSG），利用贴体网格技术，模拟计算了分离器内部流动，并将计算结果与实验数据进行分析、比较。

The three-dimensional complex multiphase turbulent flow in gas-solids cyclone separators was simulated using the differential Reynolds stress equation models ( DSM ) .

弯曲槽道内湍流运动的大涡模拟

Large eddy simulation of turbulent flow in a curved channel

混合气体湍流运动论中的HilbertEnskogChapman展开

Hilbert-Enskog-Chapman Expansion in the Turbulent Kinetic Theory of Mixture of Gases

我们并着重说明Reynolds认识到湍流运动可分作平均运动与涨落运动的重要性。

We also emphasize the importance of Reynolds ' recognition that the turbulent motion of a fluid can be separated into the mean motion and fluctuation .

第三，讨论了运用Reynolds的平均运动方程和根据速度涨落方程求得的速度关联函数的动力学方程来处理具有Reynolds剪应力的普通湍流运动问题。

Thirdly , we discuss the treatment of the general turbulent shear flow by means of Reynolds ' equations of mean motion and the dynamical equations of velocity correlations which are derived from the equations of turbulent velocity fluctuation .

流对波边界层湍流运动的影响

Influences of current on the turbulent behaviour of wave boundary layer

旋风管内湍流运动参数的测量与研究

Measurement and research on the turbulence parameters in the cyclone tube

正压浅海湍流运动的雷诺应力封闭模型

A Reynolds stress closure model for the turbulence of barotropic shallow water

试探大气边界层湍流运动的若干问题

Exploring for some problems of atmospheric turbulence in boundary layer

其次，地形复杂增强了机械湍流运动。

Secondly , complicated terrain enhances mechanical turbulent movement .

螺旋桨搅拌槽内湍流运动测量及数据处理

Measurement of Turbulence Parameters and Data Processing in Stirred Tank with an Axial Impeller

城市冠层中湍流运动的统计特征

Turbulence Characteristics in the Rough Urban Canopy Layer

非定常可压缩湍流运动方程初探

Primary study on equations of unstable compressible turbulence

湍流运动可看成是大小不同尺度的涡体运动的叠加。

Turbulent motion could be regarded as the superposition of fluctuations with different scales .

流态化反应器分布板附近的湍流运动

Turbulence in grid zone of fluidized reactor

旋风管内气相的湍流运动特性

Gas Turbulence Flow in the Cyclone Tube

轴流式搅拌器湍流运动特性

Turbulence flow generated by axial impeller

该模型首先用于直槽道内的湍流运动的数值模拟。

The turbulent flow in a straight channel was numerically simulated with LES of algebraic modelling .

研究发现，柴油发动机压缩终了时的涡流运动对于燃烧室内湍流运动的影响不明显。

Study found that the swirl in compression end has no significant effect on the tubulence in chamber .

提前火花点火时刻由于可以获得更早的着火时刻和更强的湍流运动使得其燃烧过程中分形维数较大。

The advanced ignition timing could result in higher fractal dimension because of the advanced combustion phase and stronger turbulent motion .

采用大涡模拟方法获得对流边界层中的湍流运动场及其时间变化，在这些场中以随机游走方法模拟被动粒子的扩散行为，了解烟团在对流边界层中的扩散路径和相对扩散速率。

Fields of convective boundary layer from a large-eddy simulation model are used for modeling on relative diffusion by random walk simulation method .

大气湍流运动导致大气折射率随机的发生变化，因而产生光闪烁和光像抖动效应。

The movement of atmospheric turbulence causes random changes in atmospheric refractive index , which leads into light flashes and image light shake effects .

湍流运动指的是热量和水分从地表或海洋表面转移到低层大气中的过程。

Turbulent motion refers to the process by which heat and moisture are transferred from the land or ocean surface to the lower atmosphere .

借助于双流体模型建立了快速流化床内充分发展状态颗粒相与气相平均湍流运动方程组。

By aid of two-fluid model , a set of averaged turbulent motion equations for the fully-developed flow in a fast fluidized bed is developed .

在内燃机整个工作循环中，其缸内流体始终进行着极其复杂而又强烈瞬变的湍流运动，要正确地分析内燃机的燃烧和排放，离不开对缸内湍流运动的正确描述和模拟。

Fluid flows in whole working loop of combustion engine cylinders are very complicated , with violent transient and turbulent flows existing at entire circle .

研究结果表明，燃料抛散过程可以分为加速运动阶段、减速运动阶段和湍流运动阶段。

The investigation has shown that the fuel dispersal process can be divided into the acceleration stage , the deceleration stage and the onflow stage .

湍流运动是海洋内部动能耗散的主要形式，是产生海洋宏观现象的原动力。

Turbulence is the most important dissipation form of ocean internal kinetic energy , and it is also the driving force of the marine macro phenomenon .

在白天，城市结构的热力因子则成为影响市区混合层强度以及湍流运动特征等边界层结构的主导因素；

During daytime , thermal factors play dominant role on the structure of UBL , such as the intensity of mixed layer and temperature in the lower atmosphere of urban area .

边界层大气湍流运动方面的研究表明，湍流属性的输送过程对于边界层以及更高层次大气中的动量、热量、水汽等物理量的输送和平衡都有着重要的作用。

Previous studies on turbulence in the atmosphere boundary layer showed that the transferring of turbulence properties plays significant roles in the transferring and balance of momentum , heat and water vapor .

根据流态化结晶过程的流体处于湍流运动的事实，将多相湍流理论应用于晶体的生长过程，建立该过程的湍流传质动力学模型。

According to the fact that the fluid in fluidized bed crystallizer is in turbulent motion , a turbulent mass transfer model was proposed by applying the multi-phase turbulent theory to crystal growth process .