Like in an infinite flow, we find that laminar boundary layer, transition region and turbulent boundary layer also exist along a flat plate in open channel flow boundary layers.
试验研究发现明流光滑平板边界层中,与无限边界绕流平板边界层一样,沿平板有层流边界层,转捩区和紊流边界层三部分。
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。
It shows that the boundary layer induced behind a 2 ATM 2h2 + O2, mixture detonation wave may undergo a transition from laminar to turbulent and then turn out a turbulent boundary layer.
值得指出的是,2大气压下2h_2 + O_2气体爆轰波后诱导引起的附面层可能经历着从层流向湍流的转捩,而后成为湍流附面层。
The method is presented to simulate pressure losses and flow velocities in skewed narrow annular geometries for laminar, transition and turbulent non-Newtonian flow.
提出了关于变偏心度环空中计算非牛顿流体在层流、过渡流及紊流状态下压降、流速的方法;给出了流场特性分析及数值模拟结果。
In the paper the results of systematic measurements on the turbulent structure of channel flows, including those in smooth, transition and rough regions, are presented and analyzed in details.
本文采用激光流速仪对光滑、过渡和粗糙明渠紊流结构进行了系统的试验研究。
The result shows that: the flow on slope covered by grass is turbulent flow or transition flow;
结果表明,有草被覆盖的坡面薄层流的流态基本上呈过渡流和紊流;
The variation laws of intermittent factor and turbulent intensity with Reynolds number in transition to turbulence in pipe flow and the...
文中分析了圆管流转过程中,交替系数与紊动强度随雷诺数的变化规律及圆管内紊动强度随径向位置的变化规律。
The variation laws of intermittent factor and turbulent intensity with Reynolds number in transition to turbulence in pipe flow and the...
文中分析了圆管流转过程中,交替系数与紊动强度随雷诺数的变化规律及圆管内紊动强度随径向位置的变化规律。
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