本文采用雷诺应力模型计算了水力旋流器的水相湍流流场，计算结果与实验数据吻合很好。
The turbulent flow in a hydrocyclone is predicted numerically using a Reynolds stress model, and the numerical results agree well with experimental data.
这种模型对雷诺应力进行直接的模拟，并可模拟湍流流动的多重尺度影响。
This model focuses on the direct modeling of Reynolds stresses and utilizes split-spectrum concepts to model multiple-scale effects in turbulence.
针对这一问题，修正了亚格子雷诺应力模型的壁面函数，得到了较好的计算结果。
To this end, the wall function of the sub-grid Reynolds stress model was modified to obtain a better result.
采用雷诺应力模型CFD数值模拟方法，对油水分离器内的流动机理和分散油相的流动特点及处理方法进行研究。
Based on the Reynolds stress model CFD numerical simulation method, both flow mechanism and flow characteristics of dispersed oil phase in oil-water separation hydrocyclone were studied.
本文采用雷诺应力模型对油料储运设备中动态旋流器内速度场进行数值模拟。
The velocity field of dynamic hydrocyclone of oil storage equipment was simulated using reynolds stress model in the paper.
结果表明，雷诺应力模型对于转捩过程的捕捉能力有限。
The results indicated that Reynolds stress model has certain capability to simulate transition process.
模拟结果与已有实验结果吻合，说明采用雷诺应力湍流模型能准确描述超高速离心叶轮中固体颗粒的运动轨迹。
The conclusions show that Reynolds stress model can be used to describe the tracks of particles in the extra-high speed centrifugal impeller accurately.
用雷诺应力模型模拟了含有三根滤管的过滤器内过滤和反吹的整个过程的流场。
The Reynolds stress model was used to simulate the flow field during the filtration and back pulse process in the ceramic filter vessel containing three filters.
针对精密机床主轴系统中应用广泛的圆锥形滑动轴承，建立起了动态压力分布控制方程——圆锥动态雷诺方程，给出了动特性系数计算的数学模型。
The governing equations of dynamic pressure distribution, i. e. dynamic cone Reynolds equations are derived. The calculating models of dynamic characteristics of cone plain bearing are given.
采用雷诺应力模型对动态旋流器湍流流场进行模拟。
The turbulent flow field within dynamic hydrocyclone was simulated by means of RSM model.
通过模拟野外实测降温过程，在低温试验室内进行雷诺护垫结构冻胀适应性模型试验研究。
Through modeling the true field temperature process, the research on frost heave adaptability model test of Reno mattress revetment was made in low temperature laboratory.
从雷诺应力模型出发，通过求解雷诺平均N - S方程组获得三维湍流流场的数值解。
Based on the Reynolds Stress Model, the three-dimensional flow field was numerically simulated using the Reynolds averaged N-S system equations.
在数值预测时，气相场采用雷诺应力输运模型，应用随机轨道模型来模拟湍流流场中颗粒的运动轨迹。
The gas flow fields were simulated by a Reynold's stress Transport Model(RSTM) and the stochastic tracking approach was used for simulating the trajectories of particles in a turbulent current.
本文讨论雷诺数、佛洛德数、牛顿数在拖网模型试验中的意义。
In this paper the importance of Froude, Reynolds and Newton Numbers in trawl model testing was discussed.
本文采用雷诺应力模型对油料储运设备中动态旋流器内速度场进行数值模拟。
The flow field of dynamic hydrocyclone was simulated using Reynolds Stress Model in the paper.
该模型具有简便、快捷以及能够对亚临界雷诺数下的流体诱导振动问题进行计算等优点，为多圆柱流体诱导振动问题提供了一种新的计算模型。
The proposed model is expected to provide a new method to evaluate the flow induced vibration of a large number of flexible tube bundles with a relatively simple computing task.
在集中介绍离散涡方法的概念后，提出在高雷诺数流动情况下的一种简化流动模型—基于奇点法的离散涡模型。
After concentrated introduction of the conception of DVM, a simplified numerical model is proposed under high Renold number which is a DVM model combined singularity method.
模型试验结果经雷诺数修正，并换算到实物网，与海上实测结果符合良好。
The model testing results converted to their full scale values with Reynolds number correction agree well with the full scale testing results.
并采用软球解析模型研究了雷诺数、初始位置等几个重要参数对球形粒子沉降的影响。
Effect of some parameters like Reynolds number, initial positions are studied using soft-sphere model under different conditions.
因此，应用低雷诺数模型时，边界层内必须采用较密的网格。
Therefore, a finer grid scheme in the boundary layer must be used if low Reynolds' number model is employed.
湍流模型采用雷诺应力模型，研究对象为U型分离器内的气-固两相流动。
Reynolds stress model is used to serve as a turbulent flow model with the object of study being the gas-solid two-phase flow in a U-shaped separator.
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。
To solve the above problem, a low-Reynolds number turbulence model with a hybrid wall boundary treatment was adopted.
通过对气相流场的分析，选取了雷诺应力模型；
After the analysis of gas flow chacterristic, the RSM model is selected.
得到了再入飞行器和模型的转捩雷诺数。
Transition Reynolds Numbers for both the reentry vehicles and the test models are obtained.
建立了流动模型，提出了以无量纲准则数雷诺数为设计纤维液膜萃取分离器的准则。
A flow model was built. Moreover, based on the theoretical analysis, Renault number was proposed as the design principle dimensionless number for fiber film extractor design purpose.
实物网处于雷诺数的自动模型区域内，但其模型位于小雷诺数范围。
The full scale gear is in the self-modelling region of Reynolds number, but the model is situated in the low Reynolds number region.
对实验结果进行回归得到了阻力系数与气相雷诺数的关系，并提出了新的气相压降计算模型。
Based on the relationship between the resistance coefficient and gas Reynolds number, a new equation used for the calculation of the pressure drop was derived.
结果表明，采用这种雷诺数修正模型可以用于定量评估雷诺数对发动机稳定性的影响。
This correction model was proved to be valuable to evaluate the effects of Reynolds number quantificationally when assessing the engine stability.
结果表明，采用这种雷诺数修正模型可以用于定量评估雷诺数对发动机稳定性的影响。
This correction model was proved to be valuable to evaluate the effects of Reynolds number quantificationally when assessing the engine stability.
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