Inverse integral method is used for compressible turbulent boundary layer.
湍流边界层采用积分反方法。
Finally recent studies of turbulent boundary layer separation are also briefly reviewed.
最后简单介绍了目前在研究湍流边界层分离方面的进展。
The scouring mechanism of each pattern is probed in the light of turbulent boundary layer and velocity of mass transport.
并从紊流边界层及传质速度出发,探讨了三种冲刷形态的冲刷机理。
Abstract: The traditional BPM semi-empirical prediction airfoil turbulent boundary layer trailing edge noise was improved.
摘要:改进了传统的翼型湍流边界层尾缘噪声bpm半经验预测公式。
The influence of a viscoelastic compliant wall on the turbulent boundary layer was studied from the viewpoint of stability.
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 separating flow in a turbulent boundary layer was surveyed in a 2-d curved-wall diffuser by employing 2-d laser Doppler velometer.
应用二维激光多普勒仪测量了二元曲壁非对称扩张通道内的湍流附面层分离流动。
As a result, roughly half the fuel required to maintain a level cruise is being burned to overcome the drag imposed by a turbulent boundary layer.
因此,保持巡航速度消耗的燃料大约一半都是用于克服紊流产生的阻力。
A method is proposed to calculated the incompressible three-dimensional turbulent boundary layer on both wall surfaces of vaneless diffusers.
提出了一种计算无叶扩压器两壁面上不可压缩三元紊流附面层的方法。
Three-dimensional turbulent boundary layer on the ground board is measured through the ground effect tests of a delta wing with aspect ratio 3.
本文通过一个展弦比为3的三角形机翼的地面效应试验,测量了地板上的三元紊流附面层。
It is employed the concept of multi-scale coherent structures to study the mechanism of riblet surface drag reduction in turbulent boundary layer.
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。
A unified theory for calculating the noise radiation of an infinite elastic plate excited by turbulent boundary layer pressure fluctuations is presented.
本文提出一个统一的理论计算湍流边界层压力起伏激励下无限大弹性板的噪声辐射。
Dissipative, Taylor, shear and integral scale are calculated, and the relationship between them and vertical locations in turbulent boundary layer are obtained.
同时计算了耗散尺度、泰勒尺度、剪切尺度和积分尺度等特征量,并给出它们沿平板湍流边界层法向位置的变化规律。
The paper briefly reviews some finite difference methods of the turbulent boundary layer, their differences and characteristics, and some other related problems.
本文概述了紊流附面层几种差分解法,它们的差异与特点、以及有关问题。
An integral method associated with direct and inverse mode is presented for the calculation of compressible turbulent boundary layer with separations over airfoil.
本文介绍了一种求解二维可压缩紊流分离边界层的正反积分方法。
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.
本文应用作者提出的紊流随机理论,全面讨论了平板边界层紊流的时均结构。
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.
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 coherent structure of turbulent boundary layer is the most important discover and the most interesting problem of turbulence research in the last several decades.
紊流边界层拟序结构,是近几十年来紊流研究中最重要的发现,也是目前紊流研究中的一大热点问题。
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.
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。
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。
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。
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.
作者经过计算和分析,说明压气机叶栅流中主要的相互作用形式是叶栅槽道中激波和湍流附面层的相互作用。
In the paper, the authors use it to study the hydraulic problem, for example, to analyze the laws of the velocity distribution of turbulent boundary layer, open-channel water flow, etc.
本文将其应用到水力学问题中,分析了紊流边界层,明渠水流等问题的速度分布规律,得到了与前人一致的结果。
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,积分尺度和风谱是反映大气湍流边界层流动的四个最基本的因素。
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。
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.
用铂膜电阻温度计测量了前向台阶诱导激波与湍流边界层相互作用流场中的表面热流率脉动。
In this article, bl model is used to study three typical cases of compressible turbulent boundary layer, for which, data from direct numerical simulation (DNS) are available for comparison.
本文以BL模型为例,通过可压缩湍流边界层的三个典型算例,与直接数值模拟(DNS)的结果作对比。
The multi-scale coherent eddy structure in turbulent boundary layer is detected through taking multi-scale wavelet coefficient of stream velocity component signal as characteristic quantity.
用流向速度分量信号的多尺度子波系数作为特征量检测平板湍流边界层多尺度相干结构。
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.
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.
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。
应用推荐