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- In consideration of the eddy structure of turbulent flows, a stochastic theory of wall turbulence is developed. 基于紊流具有多层次的涡旋结构,提出了近壁紊流的随机理论;
- wall turbulent flow 壁湍流
- Wall shear stress method integrates the plug flow displacing,the low speed displacing and the turbulent flow displacing methods in theory. 壁面剪应力设计方法,从理论上把塞流顶替、低速顶替及紊流顶替技术统一起来。
- The cross_sectional average shear rate or the shear rate at the pipe wall in turbulent flow was unreasonably used to evaluate shear history in pipe flow. 以往用截面平均剪切率或湍流时的管壁剪切率衡量流体管流的剪切历史,有不当之处。
- The numerical simulation of turbulent flow in a FCC disengager was carried out. 采用数值模拟方法模拟了一种典型FCC沉降器内的紊流过程。
- The turbulent flow fields in hydrocyclones are simulated by means of RSM model. 采用雷诺应力模型(RSM)对一种旋流管内部的单相流动进行了湍流数值模拟。
- The instability would invariably cause a turbulent flow that would transport angular momentum outward and dissipate gravitational binding energy. 这个不稳定性一定可造成乱流，向外传送角动量，并消耗重力束缚能。
- The turbulent flow in a straight channel was numerically simulated with LES of algebraic modelling. 该模型首先用于直槽道内的湍流运动的数值模拟。
- Because of the large velocities ordinarily involved, there is a region of turbulent flow behind the ball, as shown. 一般由于高速，在球的后面有湍流区域，如图中所示。
- Service in systems involving rapid and frequent flow reversals, pulsation or turbulent flow should be avoided. 应该避免应用在迅速和频繁倒流，脉冲波动或湍流的管道系统中。
- The paper gives a numerical simulation of the high-speed turbulent flow in the plunge pool using ASM turbulent model. 本文采用ASM紊流数学模型对水垫塘内高速强紊动水流进行了数值模拟。
- 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。
- The spectral analysis showed laminal flow in the former and turbulent flow in the latter. 频谱分析前者为层流，后者为湍流。
- Reynolds experiment is an important experiment which shows the laminar flow and turbulent flow. 雷诺实验是显示层流和湍流的重要实验。
- Select the sea, then firmly believes: Success is the turbulent flow and Qijue the rapids. 选择了大海，那么请坚信：成功就是湍急的水流和奇崛的险滩。
- A bias reduction procedure is presented to calculate the autocorrelation function in wall turbulence. 提出了用偏倚缩减法计算壁湍流信号自相关函数 ;提高了自相关函数的计算精度 .
- Its comprehensive coverage focuses on drag, turbulent flow, and vibration reduction in airfoils. 它的广泛报导集中在机翼阻力、湍流和振动减少。
- Especially, PIV, the international advanced measure instrument for turbulent flow is analyzed. 对湍流实验研究中国际领先测量设备PIV的测量技术也进行了分析。
- The shutters thumped the wall in the wind. 在风中百叶窗砰砰地碰在墙上。
- In the present paper, the three-dimensional steady turbulent flow is simulated through the whole flow passage of the Kaplan turbine model after the experiment on the turbine. 本文在进行模型水轮机试验的基础上,完成了开敞式蜗壳轴流式模型水轮机的全流道三维定常湍流计算。
