查询词典 Reynolds number

Boundary flow around an aerofoil controlled by streamwise electromagnetic force was simulated numerically at the low Reynolds number.

在低Re数条件下，对流向电磁体积力影响翼型体表面边界层流动过程进行了数值模拟。

When the Reynolds number is high, the backward flow will possibly appear at the bottom of the heat transfer surface of the blade leading, forming a strong heat transfer region.

在高雷诺数时，很有可能在叶片前缘换热面的底部出现流体倒流现象，使得叶片前缘底部出现强换热区。

Another feature of HEDDTB is that its tubes' buddle is composed of tubes with different diameters, which lead to a smaller fluctuation of heat transfer coefficient in the condition of fluctuating flux than that of the heat exchanger with tubes that has the same diameter in the case of low Reynolds number.

异径管束换热器的换热管束由直径不同的管子组成，这种换热管束在低雷诺数下传热系数随流量的波动相对同径管束而言较小，因此异径管束有一定的抗传热系数波动的性能，这使得换热器在流量波动的工况下工作性能稳定。

The tubes' buddle of the traditional heat exchangers is composed of tubes with same diameter, which influences its efficiency at small Reynolds number because of the big fluctuation of the heat transfer coefficient led by the flux fluctuation.

传统的换热器都是采用同径管组成换热管束，因而，在流量波动的工况下，管程传热系数波动较大，对换热器的正常运行有影响。

The correlations of the flow maldistribution characteristic with Reynolds number are obtained under different header configurations.

得到了不同封头结构的物流不均匀特性与雷诺数之间的关系式。

The comparison between Colburn factor and friction coefficient shows that Colburn analogy is not so much applicable to the drag-reducing fluid, especially for the low bulk flow Reynolds number conditions.

减阻流体柯尔本因子与摩擦系数的对比结果表明柯尔本比拟，特别是在较低流动雷诺数下有较大偏差。

The critical Reynolds number decreases with countercurrent shear stress and increases with cocurrent shear stress.

切应力对表面波的稳定性作用与气流方向和液膜的流动状态相关。

By the binding of two colloidal particles in Brownian Dynamics Simulation binding, colloidal particles, Brownian dynamics simulation, the two particles, diffusion tensor, hydrodynamics, methods, low Reynolds number, aqueous solution, distance, colloidal suspensions, since correlation function, cross correlation function,...

受束缚的两个胶体粒子的布朗动力学模拟束缚，胶体粒子，布朗动力学模拟，两个粒子，扩散张量，流体力学，方法，低雷诺数，水溶液，距离，胶体悬浮系统，自相关函数，互相关函数，。。。

In addition, the deflector can increase critical Reynolds number of the aerodynamic drag coefficient graph.

安装导流罩使得气动阻力系数曲线上的临界雷诺数增大；设置薄壁式的导流罩底边和驾驶室顶面之间的间隙，可以增强导流罩的减阻效果。

The experimental results showed that the frictional factor periodically fluctuated with the time variable, and its amplitude was obviously affected by the change of Reynolds number and pipe diameters. The amplitude and average value of frictional factor both decreased with the increase of Re number, but the bigger the tube diameter was, the larger the amplitude of frictional factor was.

经实验研究发现，试验段内的摩擦阻力系数随时间变化有明显的周期性，雷诺数增加导致摩擦阻力系数的波动幅值降低、平均值减小，管径越粗使得摩擦阻力系数边的波动幅度越大。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。