The influeace of the sediment particles to the flow turbulence is an important problem of the water sand two phase flow.
泥沙颗粒对水流紊动的影响是水沙两相流运动的重要问题之一。
Sediment particles is suspended in the sediment-laden flow because of the flow turbulence, and settle down due to gravity action.
挟沙水流中的泥沙颗粒因水流紊动而悬浮，同时受重力作用而下沉。
Install 5 pipe diameters minimum downstream from pump discharge or elbows to avoid flow turbulence. Flow straighteners may be required in extreme cases.
安装位置距泵出口或弯管下游处最少应该有5倍管道直径的长度的位置。极端情况下可能需要安装流向矫直装置。
Disrupted air, where the flow 'separates' from the body, creates turbulence which creates drag - which slows the car down.
与身体分隔的紊乱的空气产生涡流进而造成空气阻力，使得车速下降。
The 'barge boards' fitted to the sides of cars also helped to shape the flow of the air and minimise the amount of turbulence.
车侧面的挡风板还可以改变气流形状，将涡流空气量降低至最小。
Mean velocity profile, turbulence intensity profile, integral scale and wind spectra are the most fundamental characteristics that describe the atmospheric turbulent boundary layer flow.
平均速度剖面，湍流度剖面，积分尺度和风谱是反映大气湍流边界层流动的四个最基本的因素。
Free oscillation of ball in guide ribs facilitates full port flow with minimum turbulence and chatter.
在导翼中自由振荡的球有利于全流道流动，最大限度减小湍流和振荡。
Turbulence is an extraordinarily complex three-dimensional flow which is unsteady, inerratic and composed of eddies.
湍流是一种高度复杂的三维非稳态、带旋转的不规则流动。
The influence of turbulence inhibitors with different structure on fluid flow behavior in tundish was studied by water modeling experiments.
通过水力学模型实验，研究了不同结构的湍流控制装置对中间包流体流动特性的影响。
The results showed that the turbulence intensity and turbulent energy of the two-phase flow increased while the transverse velocity decreased in the presence of the temperature difference.
分析已有实验数据表明：在温度场存在的气粒两相流中，两相流场的湍流强度和湍动能将会增加而横向速度将会减小。
Using the turbulence model and discrete phase model of FLUENT, the flow field and the track of the ash in the centrifugal blower was simulated.
使用FLUENT软件，通过湍流模型和离散相模型对风机内部的二维流场和二维粒子运动轨迹进行了模拟。
Farther the GAO-YONG turbulence equations being able to gain real viscosity field in complex flow was proved.
研究进一步证明了GAO YONG湍流方程组能够得到复杂流动的真实粘性场。
Since turbulence effect appears near wellbore in oil well with high-speed flow, Darcy's Law for flat radial flow is incompletely applicable.
高速流动的油井，由于在井底附近地带存在湍流的影响，达西定律的平面径向流动已不完全适用。
The atomization mechanism of hypergolic rocket propellant and decomposition combustion at high pressure and turbulence burning of premixed reactant flow field are considered .
数值仿真模型中考虑了自燃推进剂雾化机理、高压分解燃烧和预混反应流湍流燃烧等。
Turbulence two phase flow and combustion process in a liquid rocket engine combustor are analyzed with numerical method, and combustion instability is also studied.
采用数值模拟的方法对液体火箭发动机燃烧室内湍流两相流动与燃烧过程进行了分析，同时研究了燃烧室内高频不稳定燃烧现象。
In order to improve the processing results of superfine comminuting mill with turbulence, it necessary to cognize the flow field frame and flow state in the concave.
为了认识湍流怒细粉碎机粉碎腔内的流场结构和流动状态，文中以湍流超细粉碎机的实验设备为基础。
Detailed mean flow and turbulence measurements of a turbulent air slot jet impinging semi-circular convex surface were experimentally investigated.
实验研究了狭缝射流撞击圆柱表面后壁面射流区的平均流动和湍流特性。
Turbulence generated by vibrating grid is a kind of special turbulence, without mean flow and being isotropic in certain region.
振动格栅紊流是一种无平均流动的特殊紊流，在一定范围内呈各向同性。
In this paper a turbulent curved channel flow was studied with the direct numerical simulation. The main objective way to investigate the influence of curvature on the turbulence.
本文采用直接数值模拟的方法对弯槽湍流进行了研究，主要目的是研究流向曲率对湍流流动情况的影响。
It's necessary to recognize the different vortices, when aero-optical distortion caused by hypersonic flow is studied using vortex structure as the turbulence model.
利用涡结构对光波通过高速流场的光学传输特性进行建模，就必须进行涡结构的识别。
This paper is concerned with a turbulence mathematical model under orthogonal curvilinear coordinates including the effects of streamline curvature on turbulent flow.
考虑弯曲边界曲率效应对水流水力特性的影响，建立了正交曲线坐标系下的紊流数学模型。
High granular temperature of particles appeared the intensity turbulence of gas-solid jetting flow.
气固两相射流具有高的颗粒温度，呈现强烈的气固两相湍流流动特性。
The turbulence intermitency in pipe transition flow is investigated experimentally by using laser Doppler velocimetry.
用激光测速方法研究圆管流动的湍流间歇现象。
The numerical simulation of the unsteady flow field around an oscillating airfoil is difficult because of the complexity of turbulence models and numerical methods.
准确数值模拟机翼动态失速时非定常流场主要有湍流模型和数值算法两方面的难点。
The computational predictions of the centrifugal fan flow indicated that the turbulence model under-predicted gas-solid two-phase flows.
计算结果表明所选的湍流模型能够很好的反映离心风机气固两相流的情况。
The recirculation phenomena and turbulence characteristics in non-ambient flow confined jets inside the tubes were explored.
通过流场显示及激光多普勒测速仪测定湍流特性等实验方法考察了管内的无伴流约束射流。
In this paper, under the gas-liquid stratified laminar and turbulent flows, and the mixture turbulence flow by aeration in pipe, the laws of drag reduction have been researched.
本文研究了圆管中气液分层层流、分层紊流及掺气混合紊流情况下的阻力减小规律。
There are mainly two excitation mechanisms in the vibration of the thermo-well at the main pipe of reactor coolant loop under cross flow: turbulence and vortex shedding.
反应堆冷却剂回路温度计套管在流体流动冲刷下的振动主要有两种激励机理：湍流和旋涡脱落。
Because of the damage to the endocardial lining and stasis and turbulence of blood flow in the region of the aneurysm mural thrombi are likely to develop.
由于内皮受损，血流沾滞和湍流形成造成室壁瘤形成，附壁血栓更易形成。
The influences of the aspect ratio and wall roughness on the coolant flow characteristics, which mainly involve pressure loss, secondary flow and turbulence intensity, were investigated.
研究了高宽比和壁面粗糙度对压力损失、二次流动和紊流强度的影响。
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