• If the reference separation point approaches the outlet, the test results are satisfactory, which state that the practical position of boundary layer separation point will be close to the outlet.

    分离参考接近出口端,则可获得满意测试结果说明边界层实际分离点位置已经接近于叶片的出口端。

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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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  • When boundary conditions exists jump discontinuity, how to treat by an appropriate way is important in process to make use of the separation of variable.

    边界条件间断时,应用分离变量过程如何适当处理问题值得注意

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  • We derive the analytic solution of the non-homogeneous fractional diffusion-wave equation under the mixed boundary conditions using the method of separation of variables.

    利用分离变量方法导出混合边界条件下非齐次分数阶扩散-波动方程解析

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  • Pay attention to the material model, meshing, boundary condition, and chip separation criterion of the model, which can affect calculation precision directly.

    在建立有限元模型时要注意材料模型、网格划分、边界条件切屑分离准则等方面因为这些直接影响模拟计算精度

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  • Micro-shear stress sensor plays an important role in detecting separation point of the boundary layer due to small-scale structures and the desired spatial and temporal resolution.

    微型剪应力传感器尺寸时空分辨率高特点边界层分离测量中表现出了突出的优势。

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  • Secondly, the method of separation of variables and the eigensolution expansion method are used to obtain the analytical solutions of thick plates under corresponding boundary conditions.

    然后采用分离变量特征函数展开法相应边界条件下求出级数

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  • The temperature field around a straight buried pipe was analyzed using conformal mapping, separation of variables and boundary discretization. A series solution was obtained for the temperature field.

    为了管道保温层及其土壤邻温度场进行较精确的分析采用映射分离变量边界离散法对地下直埋管道的温度场进行分析,得到级数形式的

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  • The paper investigates the problem on vortex generator control boundary layer's separation of supercritical airfoil and wing for body configuration wing.

    本文研究涡流发生器控制超临界组合体机翼附面层分离问题

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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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  • 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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  • Separation of variables is employed to solve the differential equation under the boundary condition of two ends of the girder being simply supported, and the solution of stress is…

    两端边界条件采用分离变量求解微分方程,得到用级数表示的应力然后根据剪力滞系数定义即可得到组合箱梁翼板的剪力滞系数。

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  • The technology of oil flow and silk thread can reflect effect of the vertex generators controlling the boundary layer separation of the wing truly.

    油流丝线流动显示技术真实反映涡流发生器机翼附面层分离控制效果

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  • The theoretical analysis and experimental results show that boundary layer separation will produce pressure drag.

    理论分析实验结果说明边界层分离引起差阻力

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  • The experiment shows that by changing the velocity coefficient , the separation of boundary layer on pump vane can be controlled, and the performance of pump is improved and its hydraulic efficiency.

    实验证明通过改变叶片型线参数方程中的速度系数取值,可以控制边界层分离,进而改善性能,提高水力效率

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  • This design proposal of micro pressure sensor array can effectively meeting the measuring requirement of boundary - layer separation point, and expand engineering applied scope of MEMS devices.

    设计微型压力传感器阵列有效满足边界层分离检测要求进一步拓展了MEMS器件的工程应用范围

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  • The boundary layer separation points, minimum pressure positions on the surface and the drag coefficients are in agreement with numerical solutions and experimental results.

    边界层分离、物最小压力阻力系数计算结果一些数值实验结果符合的。

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  • The introduction of micro pressure sensor array expands ways detecting boundary layer separation point.

    微型压力传感器阵列引入拓宽了边界层分离检测解决途径

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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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  • In this paper, the optimal penalty factor for the boundary element separation solution to the contact problems is given and the accuracy of the results is proved through practical example.

    接触问题中的分离解法给出了因子通过实例验证了方法正确性

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  • According to the analysis on the boundary layer separation condition, parameter equation of vane curve for centrifugal pump is established.

    通过压力边界层分离条件分析得出叶片型线方程并给出计算实例。

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  • Finally recent studies of turbulent boundary layer separation are also briefly reviewed.

    最后简单介绍目前研究湍流边界层分离方面进展。

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  • The choice of vane curve should satisfy the conditions of boundary layer non-separation and theoretical distance head by Eular equation-the basic equation of pumps.

    叶片型线选择满足边界层不分离条件欧拉方程——基本方程所确定的理论扬程条件。

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  • The jet penetration height, the separation distance, the separation boundary and the pressure coefficient within the separation region are estimated, and the 3-D correction is also adopted.

    模型可计算喷流穿透高度分离长度、二分离区边界、分离区平台压力系数可对分离特性进行三维修正

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  • By using separation of variables and double Fourier series, we obtain a solution to the initial-boundary value problem of the forced vibration of this rectangular membrane.

    利用分离变量法二重里叶级数方法,得到了矩形膜振动问题

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  • The control of supercritical airfoil boundary layer separation is adapted using micro-vortex generators.

    超临界翼型附面层分离控制适合采用微型涡流发生器。

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  • As the boundary between crust and upper mantle, it is closely related with the separation and regulation of deep matter and the movement and coupling of shallow and deep substance.

    不仅由于地壳地幔分界,而且它深部物质分异、调整及其物质运移耦合密切相关

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  • Therefore, the present problem is indeed a problem of nonlinear boundary value. The mixed boundary conditions involve unknown intervals (the slip, separation and stick zones). It …

    由于边界上的区域(滑移分离着)是未知的,所以,笔者研究实际上是个复杂的边界非线性问题

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  • This paper introduces the method suited to the separation of land parcel by means of analytic coordinate definition boundary point in the routine cadastral surveying and mapping.

    本文介绍了地测绘日常工作中宗地分割方法。该法适合解析坐标定义界址分割;

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  • Art gallery advocates the "diffuse boundary" in order to break the usual separation in exhibition by a dispersed display mode. This helps build a miraculous space with widespread possible path.

    艺术馆边界扩散”的主张分散展陈方式打开以往封闭展陈的壁垒,开拓出弥漫性的探索氛围。

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