• A method for analyzing the rotating turbulence boundary layer flow was presented.

    本文通过计算分析旋转湍流边界层。

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  • Surface pressure distribution can be used to describe the airfoil boundary layer flow well.

    用于表面压力分布以及描述翼型边界层流的。

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  • In the direct numerical simulation of supersonic boundary layer flow, the outlet boundary condition will strongly effect the computational results.

    超声速边界层计算中,出口处边界条件好坏会影响计算结果

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  • The boundary layer flow control using dielectric barrier surface discharge plasma is simulated using Poisson's equation, drift-diffusion model and N-S equations.

    使用方程漂移扩散模型和N—S方程对介质阻隔放电等离子控制边界层流动进行了一体化数值模拟。

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  • On the basis of stochastic theory of turbulent flow developed by the author, the mean structure of turbulent boundary layer flow near a plate is discussed in detail.

    本文应用作者提出紊流随机理论,全面讨论平板边界层紊流的时结构

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  • Mean velocity profile, turbulence intensity profile, integral scale and wind spectra are the most fundamental characteristics that describe the atmospheric turbulent boundary layer flow.

    平均速度剖面湍流度剖面,积分尺度和风反映大气湍流边界层流动四个基本因素

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  • The present paper discuses, with the method of matched asymptotic expansions, the stress boundary layer of the slender riser in a steady flow.

    本文匹配方法讨论定常流细长立管所产生应力边界层现象。

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  • The basic equations of the boundary layer for blade surface flow of arbitrary cyclical surface are established, and the rotating effect for boundary layer separation is analyzed.

    建立任意廻转叶片表面边界层基本方程组分析边界层分离旋转效应

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  • 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.

    试验研究发现光滑平板边界层,与无限边界绕流平板边界层一样沿平板层流边界层,转捩紊流边界层三部分。

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  • The characteristic parameters of fluid during the transition in boundary layer are obviously different from that of the laminar flow or the turbulent flow.

    边界层流动特征参数明显不同层流湍流,转捩流动这些特征直接影响着流体的动力、传热特性。

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  • The mass transfer performances in the boundary layer of the membrane were analyzed under the different flow patterns, formed by different structures and feedways of modules.

    三种不同结构进行实验,研究了不同流动形态膜表面边界层特性。

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  • The velocity amplitude distributions of the oscillatory flow outside the boundary layer are measured at seven cross-sections along the horizontal, the vertical, and the bent sections respectively.

    对于水平直管上底面下底面各三个截面,测量边界层内振荡流速振幅分布相位分布。

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  • Composition and distribution of the cascade's flow losses, as well as calculation accuracy, depend in the main on boundary layer conditions at entrance.

    叶栅流动损失构成分布以及计算准确性主要因素是来流边界层状态

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  • The many kinds of heat losses of fluid flow on the temperature boundary layer in pipeline are a part of the total heat flux.

    利用热边界层减阻加热管道中,为了计算管道加热的热流量,除了热边界层流动流体传热外,需考虑整个管道的热损失

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  • This method can greatly decrease the boundary layer thickness on the floor, and maintain good characteristics and uniformity of the flow field.

    这种方法使地板边界层厚度大大降低风洞仍保持好的品质流场均匀特点。

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  • Boundary element calculation is applied to the main flow field, while integral methods of the boundary layer theory are applied to the viscous layers.

    主流流动采用边界计算,粘性流动区采用附面层理论积分关系式计算。

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  • In super critical Reynolds number range, flow asymmetry is induced by both the asymmetric vortices and asymmetric boundary layer state.

    超临界范围内流动对称对称以及非对称边界层流动的综合作用形成。

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  • The theoretical analysis of boundary layer in vane of centrifugal two-phase flow pump may provide a basis for flow drag in vane surface and a theoretical evidence to determine vane curve.

    离心式固液两相叶片边界层理论分析可以分析流体叶片表面沿程阻力提供基础,进一步也可以确定叶片型线提供理论依据

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  • For incompressible boundary layer or plane channel flow, typical three-dimensional structures would appear.

    不可压缩边界层平面槽道还会出现典型三维结构

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  • The result shows that the boundary layer radial vortex becomes an important factor for causing compressor flow instability.

    结果表明,附面层径向是该压气机转子流动失稳的一个很重要原因

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  • NPLS images at high spatiotemporal resolution reveal shockwave, expansion wave, boundary layer and wake in the flow.

    时空分辨率NPLS图像再现了激波膨胀边界层尾迹场结构。

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  • The results showed that the oasis-desert circulation and atmospheric boundary layer structure are symmetric without the influence of the background westerly air flow.

    结果表明:在没有西风气流背景影响,绿洲沙漠环流大气边界层结构对称的。

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  • But the theory about the flow regime of the wave boundary layer, the wave friction factor, the bed shear stress and the initiation of sediment motion has not developed very well.

    而且波浪是海岸地区一个非常重要海洋水动力因素,波浪作用下底部边界层、底阻系数、剪应力泥沙起动理论成熟

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  • The examples presented clearly show the effect of nonparallel flow on boundary layer stability.

    通过算例,清楚地显示流动非平行性边界层稳定性影响

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  • The analysis result of velocity distribution and boundary layer thickness is put forward in the boundary layer and cored region for laminar and turbulent flow of pipeline.

    采用动量积分方法推出了管道流动中的速度边界层方程,给出了管道层流紊流时速度边界层和核心区中的速度分布、边界层厚度解析结果,并冯。

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  • There is a difference between the numerical simulation results of two-dimensional and three-dimensional flow field in supersonic inlet, which shows the influence of boundary layer on the side wall.

    超声速进气道数值模拟结果数值模拟结果存在较明显差别说明进气道侧壁附面层影响不容忽略;

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  • The separation flow is three dimensional in hydraulic machine. The pressure gradient in cross direction produces secondary flow in boundary layer.

    水力机械分离流动,三维流动的侧向压力梯度产生边界层的二次流动。

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  • The hydrogen bubble flow visualization technique was used to study the effects of small semi-sphere on the boundary layer transition of flow over a smooth circular plate.

    应用氢气流动显示技术圆盘半球边界层影响进行了观测

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  • The hydrogen bubble flow visualization technique was used to study the effects of small semi-sphere on the boundary layer transition of flow over a smooth circular plate.

    应用氢气流动显示技术圆盘半球边界层影响进行了观测

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