this paper stimulates the air-curtain exhaust hood of cyclone by using fluent, and obtains the speed vector and pressure value of each flow field by adopting the standard k-ε turbulence model and supplying air from the different angles at the same speed.

applied the extended dlvo theory and hydrodynamic interaction of fine particles in turbulent flow, mechanism of coarse particle effectiveness has been studied in this paper.

本文运用扩展的DLVO理论和细粒在紊流中的凝聚动力学理论，研究了粗粒效应的机理。

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in this thesis, the study on pulsatile turbulent flow in a pipe was carried out using computational fluid dynamics ( cfd). the simulation used cfx commercial software to investigate the flow characteristics and heat transfer for single phase water flow.

本文使用数值计算软件CFD研究了圆管中单相水脉动紊流的流动和传热特性。

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in addition, the pad fluid composed of cleaning fluid, thick spacer and turbulent slurry improved the drilling fluid displacement efficiency, and the cementing quality was excellent.

清洗液+稠隔离液+清洗液+紊流清扫水泥浆组成的前置液能有效提高钻井液顶替效率，取得了固井质量SBT电测结果优良的效果。

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by coupling vof method and standard k-ε turbulence model, the flow field of water-keeping weir is simulated and the local head loss coefficient of water-keeping weir is obtained;

文中采用VOF方法与标准k-ε紊流模型相耦合，对保水堰的流场进行了数值模拟，计算出了保水堰的局部水头损失系数。

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develops a general mathematical model of the turbulent mass transfer of mine pollutant on the basis of mass conservation, fick's first law of diffusion and boussinesq's hypothesis.

本文根据质量守恒定律、Fick第一扩散定律和Boussinesq假设导出了井巷污染物紊流传质的通用数学模型及纵向（？）

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based on navier-stokes equation and k-2-equations turbulent model for incompressible viscous fluid, the 3d turbulent outside flow field around high-speed trains has been calculated by means of the finite element method.

本文以不可压缩粘性流体的Navier-Stokes方程和k-两方程紊流模型为基础，采用有限元方法求解了高速列车三维紊态外流场。

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the gas phase equations were solved in a euler frame of reference by the turbulent k-ε model and the ebu-arrhenius turbulent combustion model.

气相采用Euler方法处理，并采用标准k-ε双方程紊流模型、EBU-Arrhenius紊流燃烧模型、六通量热辐射模型；

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during the simulating process, rng k-ε turbulence model and standard k-ε turbulence model are respectively adopted to simulate turbulent flow.

分别采用RNG k-ε紊流模型和标准k-ε紊流模型对紊流特性进行模拟；

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there are three types of turbulence models and methods about coupling of pressure and speed are given in fluent, we will get a more suitable and reliable method for calculating the flow around airfoils.

根据FLUENT给出的三种紊流模型和压力速度耦合方法进行组合，选出一种较为合适可靠的翼型绕流计算方法。

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based on the piv laser sheet technology, and data processing technique and hydrogen bubble visualization serial pictures, the turbulent bursting process was vividly depicted by frequency flash photo.

PIV激光片光源频闪技术拍摄的猝发系列照片生动展示了明渠紊流流场的猝发特性，可用于直接分析；

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the prandtl semi-empirical turbulent theory is applied to deduce the expression of the relationship between the hydraulic factors of ice-covered rivers.

本文应用Prandtl半经验紊流理论，推导得到封冻河道水力要素间的理论关系表达式，并对冰盖影响区与床面影响区的交界位置进行了分析讨论；

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2-side fluid flow field in a plate-fin oil cooler was simulated with fluent code. the standard k-ε model was used as turbulence model, while the domain of fins was simplified as porous media.

应用FLUENT软件对车用叉流板翅式机油冷却器两侧流体的流动进行了数值模拟，紊流模型采用标准的Kε湍流模型，翅片侧采用多孔介质模型进行简化。

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on the turbulent couette flow

论紊流Couette流

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numerical prediction of inner turbulent flow with adverse pressure gradient by using dlr κ-ε model

用DLR型κ-ε模型对逆压梯度内部紊流数值预测

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control equations include reynolds navier-stokes equation and turbulent model. the computation of near-wall flow has been conducted by wall-function.

虹吸式出水流道三维流动模拟的控制方程为雷诺平均Navier-Stokes方程，并以紊流模型使方程组闭合。

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the κ-ε turbulence model is applied to establish the 2-d numerical model for studying vertical mixing characteristics of flow in ice-covered river and transportation of frazil-ice in water.

本文采用kε紊流模型建立了冰盖流及物质输移的垂向二维数值模型，对封冻河道水流的垂向掺混特性及水中冰在冰盖下的输移规律进行了研究。

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the results of dimension analysis and turbulent pipe flow theory showed that the reynolds number re had low effect on the flow path friction coefficient λ, which could be ignored.

经量纲分析和圆管紊流理论分析表明流道内部流动的雷诺数R e对流道摩阻系数λ影响很小，可以忽略不计；

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by introducing air-water two phase flow model, this article uses k-ε turbulence model to calculate the characteristic variables of free-surface aeration on stepped spillway.

本文引入水气两相流模型，用kε紊流数学模型模拟计算了阶梯溢流坝自由表面掺气的特征量。

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the flow in a two-way suction box is computed by means of three dimensional reynolds-averaged navier-stokes equations using the standard k-ε model.

采用直接求解雷诺平均N－S方程和标准k－ε紊流方程组的方法，模拟了方箱式双向进水流道内的流动。

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when radius of a pipe, r →∞, a formula for calculating the turbulent boundary layer of a rough plate is obtained.

当圆管半径R→∞时，即得到粗糙平板紊流边界层的计算式。

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