• However, no thorough investigation has been made on shock wave boundary layer interaction in compressor cascades and only a few papers on this topic have been published.

    然而迄今为止,尚未深入进行压气机激波面层相互作用研究发表文献极少

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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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  • This paper presents a precise definition of the thickness of wave boundary layer. The thickness equation of the turbulent boundary layer beneath water waves is derived by the principles of similarity.

    波浪边界层厚度提出明确定义,利用相似原理导出了波浪紊流边界层厚度的合理计算公式

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  • The perfectly matched layer (PML) boundary condition is used to effectively absorb out going wave on the boundary plane by comparison with the absorbing performance of dispersive boundary condition.

    采用理想匹配边界条件有效吸收边界面上,并与色散边界条件吸收效果比较

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  • The perfectly matched layer absorbing boundary condition for the wave equation FDTD method (WE PML) is implemented and validated.

    实现波动方程FDTD算法PML吸收边界条件WE PML) ,并进行了数值验证。

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  • In calculation, the bottom shear stress under the effect of waves and currents is supplied by the wave-current bottom boundary layer model.

    计算中的底部剪切应力边界层模型给出波—流共同作用形式。

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  • The propagation of wave packet produced from a point source in two and three dimensional incompressible boundary layer is investigated numerically on the basis of linear stability theory.

    根据线性稳定性理论研究点源产生不可压边界层中的传播特征

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  • One of the more severe fluctuating pressure environments encountered in supersonic or hypersonic flows is the shock wave oscillation driven by interaction of a shock wave with boundary layer.

    超声速高超声速绕中,种很严重脉动压力环境激波边界层相互作用引起的激波振荡

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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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  • Aimed at acoustic wave equation, the paper gave absorbing boundary condition by using perfectly matched layer.

    本文针对声波方程给出完全匹配吸收边界方法

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  • Based on linear wave making resistance theory and on & technique of boundary layer separation control, the present paper gives an optimized study of hull form below the design water line.

    本文基于线性阻力理论,把控制尾流分离作为约束条件,利用优化计算方法设计水线下船体外形进行优化研究

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  • 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气体爆轰诱导引起的附面层可能经历流向湍流捩,而后成为湍流附面层

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  • It is shown by calculation and analysis that the main form of the interaction in compressor cascades is the interaction between shock wave and turbulent boundary layer in channels.

    作者经过计算分析说明压气机主要相互作用形式叶栅槽道中激波湍流附面层相互作用。

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  • Wall heat transfer fluctuations have been measured using a platinum film resistance thermometer in forward facing steps induced shock wave and turbulent boundary layer interaction fields.

    电阻温度计测量了前台阶诱导激波湍流边界层相互作用中的表面热流脉动

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  • 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.

    实验证实边界层抽吸可以有效地减小激波壁面边界层相互作用所产生分离现象

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  • 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.

    本文介绍了前缘诱导激波湍流边界层干扰流场壁面特性着重强调马赫数影响

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  • This may be caused by the side wall boundary layer and prismatic wave on the surface of the flow.

    研究表明,溢流坝反弧段内流动存在着微弱的三维结构,流三维性主要侧壁边界层表面棱形造成

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  • Evolutional rule of wear trace wavelength and wave hollow from calculation of boundary layer parameter are deduced. A new thread of researches in erosion wear is provided.

    通过边界层参数计算推论波长深演变规律提出冲蚀磨损机理新的研究思路

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  • The location of the shock wave will be larger move, even from interior layer to the boundary layer when the boundary conditions change smaller.

    得出在一定情况下,边界条件作微小变化时,激波位置作较大变化甚至内层边界层

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  • This paper describes a numerical method to predict the hydrodynamic characteristics of 2-d wave-making hydrofoil in the steady viscous fluid flow by the boundary layer theory.

    本文采用边界层概念研究粘性中的二维兴波水翼之水动力特性数值计算方法

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  • The strong interaction between shock wave and boundary layer in the internal duct is like a bottleneck to the start of the inlet.

    收缩段内激波边界层干扰较强,成为进气道起动瓶颈。

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  • The strong interaction between shock wave and boundary layer in the internal duct is like a bottleneck to the start of the inlet.

    收缩段内激波边界层干扰较强,成为进气道起动瓶颈。

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