通过理论分析提出一种考虑叶片端部间隙影响的叶片力亏损模型，并对三种轴流压气机叶栅的端壁边界层及叶片力亏损进行了数值计算。
A new model is presented for calculating the end-wall boundary layer and its blade force defect inside the axial compressor cascade, based on theoretical analysis.
在重力式油水分离场中，剪切流场主要存在于各种聚结填料中和器壁的流动边界层内。
In the gravity type oil water separating field, the shearing field mainly exists in all kinds of collison packing and flow boundary of vessel.
指出热解气体注入边界层的作用主要是增加热阻塞效应和改变壁面组元浓度。
The main effect of pyrolysis gas on surface behavior which increased heat blockage of boundary layer and varied the concentration of gas species are presented.
这说明，在没有水动力学不稳定发生的情况下，柔性壁会使湍流边界层中速度型的对数区上移。
The results indicate that coating a compliant wall makes the logarithmic region of a turbulent boundary layer shift upwards as unstable hydrodynamic waves are absent.
本文从稳定性的观点出发，研究了粘弹性柔性壁对湍流边界层的影响。
The influence of a viscoelastic compliant wall on the turbulent boundary layer was studied from the viewpoint of stability.
利用流动稳定性理论中的一般共振三波的概念，提出了湍流边界层近壁区域相干结构的理论模型。
The theoretical model of the coherent structure in the wall region of a turbulent boundary layer was proposed, using the idea of general resonant triad of the theory of hydrodynamic stability.
模拟结果能显示边界层区域等离子体参数的分布特性，尤其能显示第一壁和偏滤器靶板附近等离子体参量的分布特性。
The simulation results can show plasma parameter distribution characteristics in the area of edge layer, especially the characteristics near the first wall and divertor target plate.
底部相对间隙在08～ 2 0之间时，扰流片高度小于边界层厚度时的壁面平均压力比扰流片高度大于边界层厚度时小30 %左右。
When the relative gap height (the ratio of flap height to gap width) is in the range of 0 8-2 0, the mean pressure will reduced 30% if the flap height is smaller than the thickness of boundary layer.
因而可以利用壁面压强脉动信号的分析结果间接反映经过边界层的相干结构的时间特征。
Therefore the analysis results of time scale of fluctuating wall pressure can be used to indicate the time features of coherent structure of the turbulent boundary layer.
模拟结果显示边界层区域等离子体参数的分布特性，尤其能显示第一壁和偏滤器靶板附近等离子体参量的分布特性。
The simulation result shows the plasma parameter distributions in the edge layer, especially near the first wall and the divertor target plate.
当体积源向壁面传播与边界层作用，会在边界层内产生局部振动。
The sources interacte with the boundary and produce local disturbance in the boundary.
继而分析了在边界层中脱离壁面的汽泡上的作用力，导出了汽泡运动相对速度的计算公式及汽泡走向管子轴心的速度的计算公式。
The forces acting on the departing bubble are also analysed. and the formulas for calculating the relative velocity and the velocity with which the bubble moves to the tube axis are obtained.
试验分析认为，水流流态，壁面粗糙度和壁面曲率对边界层特性有明显的影响。
Analytical results show that the now pattern, wall roughness and wall curvature have obviously effect on the boundary layer hydraulic characteristics.
本文介绍了尖前缘翼诱导激波和湍流边界层干扰流场壁面特性，着重强调马赫数影响。
This paper presents the surface characteristics of the inter-action between shock wave and turbulent boundary layer induced by sharp fin with emphasis on Mach number effects.
管束列管式静态混合器利用管道边壁的边界层作用，强化形成准均匀各向同性涡旋，实现快速混合。
For the static tubular mixer with tube-arrays, semi-uniform and isotropy turbulent flow takes place using the effect of boundary layer in the arrayed tube, which can achieve rapid mixing.
实验证实了边界层抽吸可以有效地减小激波与壁面边界层相互作用所产生的分离现象。
It has been confirmed by experiments that the boundary layer suction can efficiently eliminate the separation due to interaction of a reflected shock wave with the wall boundary layer.
但是管内近壁面处由于存在边界层，始终存在着明显的径向温差；近管壁处始终是裂解的高速率区，副反应也主要发生在管壁区。
It is found that significant radial variations of cracking temperature and cracking reaction rate exist due to boundary layer near the inner wall.
圆柱尾迹与边界层相互作用，改变了近壁区域多尺度相干结构的平均演化过程，也即速度的变化过程。
The conditional average phases of the multi-scale coherent eddy structures in the logarithmic area are changed by the cylinder wakes, which means that the variety of the velocity is changed.
对比再生冷却分析了不同注入率对壁面温度、冷却效率以及边界层厚度的影响；
The influences of porosity on the local blowing ratio, wall temperature and boundary layer thickness were compared with the effects with regenerative cooling.
该模型考虑了气、液膜之间的质量连续及能量连续特征。 对于不同的壁面过冷度，用数值方法首次求解并分析了边界层内局部不凝气体质量分数、温度和速度的分布规律。
The vapor liquid two boundary layer model is applied to predict local mass concentration of the non condensable gas, temperature profiles and velocity profiles in the boundary layer.
对近壁处边界层内的流速分布进行了分析。
Analysis has been made on the velocity distribution within the boundary layer nearby the floor.
将湍流多尺度相干结构的概念引入沟槽壁面湍流边界层减阻机理的研究。
It is employed the concept of multi-scale coherent structures to study the mechanism of riblet surface drag reduction in turbulent boundary layer.
继而分析了在边界层中脱离壁面的汽泡上的作用力，导出了汽泡运动相对速度的计算公式及汽泡走向管子轴心的速度的计算公式。
The forces acting on the departing bubble are also analysed. and the formulas for calculating the relative velocity and the velocity with which the bubble moves to the tube axis are o...
继而分析了在边界层中脱离壁面的汽泡上的作用力，导出了汽泡运动相对速度的计算公式及汽泡走向管子轴心的速度的计算公式。
The forces acting on the departing bubble are also analysed. and the formulas for calculating the relative velocity and the velocity with which the bubble moves to the tube axis are o...
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