Calculated results show that the turbulent fluid flow intensively alters the shapes of temperature field and the solute distribution in thin slab.
计算结果表明,钢液的紊流流动显著改变了薄板坯内温度场形状及溶质浓度的分布。
When the Reynolds number for Bingham fluid is larger than a certain value, the flow will transfer from the laminar state to the turbulent state as Newtonian flow does.
和牛顿流体一样,宾汉流体的雷诺数超过一定值后,其流动将从层流向紊流过渡。
This paper is an application of Computational Fluid Dynamics in the turbulent flow of a three-dimensional air-conditioned room in which there are heat sources.
本文应用计算流体力学的理论和方法模拟了带内热源的三维空调房间室内气流的湍流流动。
The characteristic parameters of fluid during the transition in boundary layer are obviously different from that of the laminar flow or the turbulent flow.
边界层转捩流动的特征参数明显不同于层流或湍流,转捩流动的这些特征直接影响着流体的动力、传热特性。
The average shear rate obtained with this method is a more reasonable measurement of the average shear history of fluid in turbulent pipe flow.
对于湍流,按本方法计算的平均剪切率能合理地度量流体的平均剪切历史。
In order to acquire turbulent flow resistance rule in SK static mixer, a new numerical model of fluid resistance was put forward.
为了获得流体在SK型静态混合器中湍流流动时的流动阻力规律,提出一种新的流体阻力的计算模型。
According to the definition, a relationship between the shear rate and the energy dissipation rate is obtained for turbulent flow of power law fluid.
根据剪切率和能量耗散率的定义,建立了幂律流体湍流剪切率与能量耗散率的关系式。
We performed numericai computations of Bingham fluid turbulent flow in a straight circular pipe. The conclusions are as …
同时,对直圆管内宾汉流体屈服应力和塑性粘度对湍流流动的影响进行了探讨。
Turbulent flow is obtained at lower Reynolds Numbers on the shell side, so that the fluid with the lower mass flow preferably goes on that side.
壳程流体在较低的雷诺数时就可获得湍流流动,因此,壳程适合低密度流体。
The calculation results of the model show that the addition of solid particles makes the fluid turbulent flow enhance, the heat transfer enhance and the wall temperature decrease.
由模型计算结果可知,固体颗粒的加入使流体的湍流程度增强,强化了传热,降低了壁温。
This paper is an application of Computational Fluid Dynamics in the turbulent flow of three-dimensional air-conditioned room.
本论文应用计算流体力学的理论和方法模拟三维较复杂条件下空调房间室内空气流场的湍流流动。
It is assumed in the two-fluid model that the turbulent and non-turbulent fluids occupy the turbulent flow field intermittently and thus the "intermittency" phenomena of turbulence are simulated.
二流湍流模型假设湍流流场中的每一点为“湍流”和“非湍流”流体所交替占据,从而模拟了湍流的“间隙”现象。
It is assumed in the two-fluid model that the turbulent and non-turbulent fluids occupy the turbulent flow field intermittently and thus the "intermittency" phenomena of turbulence are simulated.
二流湍流模型假设湍流流场中的每一点为“湍流”和“非湍流”流体所交替占据,从而模拟了湍流的“间隙”现象。
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