The choice of grid system and of turbulence model is discussed.
讨论了网格系和湍流模式的选择问题。
A turbulence model is no longer required to use the air entrainment model.
安培涡流模型不再需要使用空气使乘火车模型。
The paper also makes some discussions on modifying the turbulence model with rotation.
本文还对旋转情况下湍流模型的修正进行了一些讨论。
By using this model, a numerical computation is performed with turbulence model and SIMPLER algorithm.
并采用湍流模型和SIMPLER算法进行了数值计算。
The bubble-liquid two-phase jets are simulated using a second-order moment two-phase turbulence model.
本文采用二阶矩两相湍流模型模拟了气泡-液体闭式多股射流。
A finite volume method with unstructured meshes and s a turbulence model were employed in the calculation.
网格的划分采用非结构性网格，湍流模型为SA湍流模型，在近壁处采用壁面函数进行修正。
The weakly compressible fluid control equations and the large eddy simulation turbulence model are expounded.
阐述了二维弱可压缩流体流动控制方程和大涡模拟湍流模型。
Two-fluid large eddy turbulence model is applied to research the movement of the sand clouds in quiescent water.
本文采用双流体大涡紊流模型对静水中泥沙云团下落过程进行了研究。
To solve the above problem, a low-Reynolds number turbulence model with a hybrid wall boundary treatment was adopted.
通过改进湍流模型和壁面边界，即用低雷诺数湍流模型结合混合壁面边界的处理方法解决了以上问题。
Turbulence model plays an important role in the simulation of hydrogen distribution in the containment under severe accident.
选择合适的湍流模型，对于研究严重事故下安全壳内的氢气分布显得极为重要。
The curvilinear semiorthogonal coordinate system and a turbulence model considering the anisotropy of eddy-viscosity are used.
计算中采用了半正交曲线坐标系和涡粘性各向异性湍流模型。
By comparative analysis to the results of simulation and experiments, the turbulence model is tested and scientific validated.
通过模拟流场和试验流场的比较分析，对湍流模型进行了检验及验证。
It is necessary to build two dimensional turbulence model for the complex flight mission, thereby describing the true situation.
对于复杂的飞行任务，有必要生成二维紊流场模型，从而更准确地反映扰动情况。
The agreement between the calculated results and experimental ones show that the turbulence model and HFAM are effective and proper.
数值计算结果与试验资料的较好吻合，从而验证了湍流模型和计算方法的有效性和正确性。
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。
A two phase turbulence model and hybrid finite analytic method (HFAM) are used to predict the behavior of bubbly jet in static environment.
采用气-液两相流两方程湍流模型，结合混合有限分析法，对静止环境中气泡射流进行数值模拟和分析。
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。
This paper proposes a 3d turbulence model, introducing vegetation density and drag force to the control equations of water flow with vegetation.
建立三维湍流模型，在水流控制方程中加入植被阻力项和植被密度项来考虑刚性植物对水动力特性和泥沙输运特性的影响。
The Spalart-Allmaras turbulence model was applied to simulate the continuous phase flow field. The gas flow field characteristics were obtained.
首先采用S-A湍流模型对连续相流场进行数值模拟，得到了气相流场的特性；
Finally an anisotropic two-phase turbulence model for dense gas-particle flows combining the usm model with the particle kinetic theory is proposed.
本文将二阶矩两相湍流模型和颗粒动力学理论结合，提出了各向异性的二阶矩稠密两相湍流模型。
Finally, an anisotropic two-phase turbulence model for dense gas-particle flows, combining the USM model with the particle kinetic theory, is proposed.
本文将二阶矩两相湍流模型和颗粒动力学理论结合，提出了各向异性的二阶矩稠密两相湍流模型。
Research on the interference of surrounding tall buildings to Jiushi is carried out, and the suggestions on the choice of turbulence model are presented.
同时进行了上海久事大厦周围高层建筑干扰影响的研究，并给出了湍流物理模型的建议。
The comparison results of CFD simulation and field tests show that the selected turbulence model can correctly simulate complicated airflow in the platforms.
CFD模拟结果与测试数据的比较表明，所选的湍流模型能正确模拟复杂的站台气流流动。
The Euler - Lagrange model is applied to the mixture of oil -gas and the model is applied to the turbulence model were used for the two-phase flow calculations.
在两相流的计算中，对油气混合物选用欧拉-拉格朗日模型，湍流模型则选用 模型。
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。
It is shown that S-A turbulence model which usually used in external flows still sustains its precision, numerical stability and efficiency in the calculation of internal flows.
这表明常用在外流计算中的S - A湍流模型在内流计算中仍具有较高的精度，数值稳定性和效率。
Turbulence simulation has been more and more widely used in engineering design as the developing of computer science, and the choose of congruent turbulence model is very important.
随着计算机能力的提高，湍流的数值模拟在工程设计中的应用，越来越广泛，而选择合适的湍流模型在数值计算中是非常重要的。
An analytical expression of dissipation integral for kinetic energy integral equation is derived by two-layer eddy viscosity turbulence model and the power law of the velocity profile.
采用两层涡粘性模型和速度剖面的指数律导出机械能方程的耗散积分解析表示式。
Finally, the proposed anisotropic buoyant turbulence model is applied to study turbulent density flows with combined temperature and salinity discharging into a tank with a slope bottom.
最后，利用导出的浮力紊流模型研究了因温度和盐度的组合作用引起的浮力流动特征。
Finally, the proposed anisotropic buoyant turbulence model is applied to study turbulent density flows with combined temperature and salinity discharging into a tank with a slope bottom.
最后，利用导出的浮力紊流模型研究了因温度和盐度的组合作用引起的浮力流动特征。
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