Moreover, in some cases a pilot might wish to do the opposite and promote turbulent flow-for example, when slowing down.
此外,相反,在某些情况下飞行员更愿意产生紊流——例如,减速时。
The ball and the flow around namely the flow around the sphere of turbulent flow and unprecedented turn phenomena.
这与球体绕流(即绕球体的流动)的湍流转捩及分离流现象有关。
The other is about the calculation and experiment of the two-dimensional unsteady turbulent flow in an exhaust manifold.
二是对排气管的二维不稳定湍流流动进行了计算和实验研究。
The stochastic turbulent field is represented by a set of random Numbers with a pre - set covariance simulating the Reynolds stress in a turbulent flow.
通过采用一组预置协方差的随机数模拟雷诺应力来表示随机的湍流流场。
Should be aware that the flowers in the aroma of the total will not have too much decoration Yan, calm autumn contains a mature power, and the turbulent flow will eventually be translated into calm.
应该知道,花儿中芳香的总不会有太艳的装饰,平静的秋色蕴含着成熟的力量,而流水的动荡不安终会化为平静。
Threaded seat rings for valves in services with high velocity turbulent flow or thermal cycling should be lock welded to the body to avoid loosening. Please specify.
如果阀门用在高速流体(湍流)或热循环应用环境中,则螺纹阀座环应该锁焊到阀体上,避免松落。请在订购时加以指定说明。
IFA300 isothermal HWFA is used to measure and study the turbulent flow in hot air channels of a heat exchanger.
采用IFA300恒温式热线风速仪对换热器热气通道内的湍流流动进行了测试研究。
Hot wire measurements and flow visualization are presented for studying the turbulent flow field over a flat gas turbine film cooling blade with lateral expanded holes.
报道了用热线风速仪和流动可视化技术对带有横向扩展型孔的燃气轮机气膜冷却叶片紊流流场进行的研究。
Looking at the pictures to be buried in the turbulent flow in me, and those who face a loss as to rush the passer.
看着照片上被埋没在汹涌人流中的我,和那些匆匆的路人一样表情茫然。
A high accuracy numeric analysis scheme is adopted to survey the two dimension axisymmetric, viscose, turbulent flow equations.
采用高精度数值分析格式,对二维轴对称、粘性、湍流流动方程进行研究。
This new method is compared with classical one and the writers point out the advantage of zinc powder full suspend in the turbulent flow of electrolyte.
将这个新方法与经典的方法比较,并指出在湍流状态的锌粉全悬浮的优越性。
This paper is an application of Computational Fluid Dynamics in the turbulent flow of a three-dimensional air-conditioned room in which there are heat sources.
本文应用计算流体力学的理论和方法模拟了带内热源的三维空调房间室内气流的湍流流动。
The turbulent flow field within dynamic hydrocyclone was simulated by means of RSM model.
采用雷诺应力模型对动态旋流器湍流流场进行模拟。
In order to intensify the collision among the inhalable particles, a gas-solid jet flow was introduced into the agglomeration chamber to generate a local turbulent flow field.
团聚室中引入气固射流,使团聚室内形成局部湍流,强化颗粒间的碰撞。
Three-dimensional turbulent flow of the endwall region inside a centrifugal compressor impeller was studied using a Laser Doppler Velocimetry.
用三维激光多普勒测速系统测量研究了一个离心压气机转子近端壁区三维紊流流场。
Based on the distribution of instant velocity, fluctuating velocity and average velocity, the flow status of turbulent flow is analyzed.
从瞬时速度、脉动速度和平均速度分布等方面对湍流流动进行了分析。
The turbulent flow in a hydrocyclone is predicted numerically using a Reynolds stress model, and the numerical results agree well with experimental data.
本文采用雷诺应力模型计算了水力旋流器的水相湍流流场,计算结果与实验数据吻合很好。
The airflow in subway station is complicated three-dimensional unsteady turbulent flow.
地铁车站内的空气流动是极其复杂的三维非稳态湍流流动。
Because of the complexity of turbulent flow, it is a tough issue to determine its friction factor.
鉴于紊流运动的复杂性,其沿程阻力系数确定起来较为困难。
The pressure weighted interpolation method on collocated unstructured grid is used for numerical simulation of turbulent flow around airfoils.
利用同位非结构化网格上的压力加权修正算法,对翼型湍流绕流进行了数值分析。
The finite analytic method is used in the present study to calculate the turbulent flow field described with Navier-Stokes equations in body-fitted curvilinear coordinate system.
本文将有限分析方法用于曲线座标系上紊流N- S方程数值计算,研究了高雷诺数时叶栅粘性紊流流场。
Finally, the agglomeration of fine particles in turbulent flow was studied experimentally by using an agitated vessel.
最后,在搅拌容器中试验研究了湍流中微细粒子的聚集行为。
The physical properties, as expressed in momentum and force, and energy and work, of turbulent flow are explained in detail.
关于不可压缩紊流的物理性质在动量和力及能量和功方面加以详细的解释。
Because of the effect of turbulent flow near the wellbore zone, Darcy's law for the plane radial flow can't completely apply to the oil Wells of high velocity turbulent flow.
对于具有高速流动的油井,由于在井底附近地带存在湍流的影响,达西定律的平面径向流动已不完全适用。
The characteristic parameters of fluid during the transition in boundary layer are obviously different from that of the laminar flow or the turbulent flow.
边界层转捩流动的特征参数明显不同于层流或湍流,转捩流动的这些特征直接影响着流体的动力、传热特性。
Turbulent flow pulverization technology is an advanced technology of preparing super-fine powder.
湍流超细粉碎技术是一种先进的制取超细粉体的技术。
The additional wall thickness prevents early failures due to erosion in the turbulent flow area.
壁厚的增加防止了由于在紊流区中的侵蚀而引起的早期损坏。
The result of this research provides a reliable theoretical basis for using computer to calculate the turbulent flow resistance coefficient.
此项研究结果为用计算机进行紊流阻力系数的计算提供了可靠的理论依据。
The concentration of pollutant in space depends on the characteristics of time averaged and turbulent flow.
污染物质浓度的空间变化取决于这一复杂流动的时均特性和紊动特性。
The results reveal some flow characters of manifold junctions, which lay the foundation of further study of turbulent flow for manifold junctions.
实验结果揭示了三分支管的一些流动特性,为进一步的研究打下了基础。
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