The phase delay of the Reynolds stress and the wall pressure fluctuations at the scales of coherent structures corresponding to the strain rate of the large scale structures in turbulent boundary layers have been studied.
在风洞平板湍流边界层外层引入圆柱尾涡的周期性扰动,在尾流干扰下的湍流边界层内进行测量,对相位滞后关系进行了实验研究,给出了湍流边界层内的雷诺应力和壁面脉动压强相对于边界层内的大尺度结构变形率的相位滞后沿壁面法向的变化趋势,分析结果表明剪切湍流涡粘模式中的涡粘系数应该是随时均流梯度变化的复数形式。
Using seeded particle image and particle image velocimetry(PIV) technique,the shape and characteristic of large-scale structure displayed in early mixing process at(convective Mach number) Mc=0.
38时可压缩混合层发展早期出现的大尺度结构的形状和特性,并将这些混合现象与湍流脉动场结合起来研究了这些大尺度结构对流动混合效率的作用。
The results show that large-scale structure can be viewed as"coustic source"of discrete tone.
研究结果表明大尺度结构是冲击单音的"拟声源"。
The Dynamic Characteristic Research of Ship Door System with Large Scale;
船用大尺度结构门系统动态特性研究
A time-domain analysis of wave force on small-scale cylinders nearby a large object
大尺度结构物附近小尺度杆件上波浪力的时域分析
Test Homogeneity of Large Scale Structure from SDSS Data
由SLOAN观测数据测试大尺度结构的均匀性
Galaxy Formation and Large Scale Structure of the Universe──the Challenge from New Facts
星系形成和宇宙的大尺度结构──观测对现有理论提出严重挑战
LARGE-SCALE BENDING WAVES AND WAVY MAGNETODISC STRUCTURE OF THE JOVIAN MAGNETOSPHERE
大尺度弯曲波和木星磁盘的波状结构
Temperature Response Analysis and Crack Controlling Technique of a Large-area Slab;
大尺度楼盖结构温度效应分析及裂缝控制方法
Theoretical Model of the Large-Scale Eddy Structures in the Near Wake Region Behind an Airfoil
翼型近尾迹流中大尺度涡结构的理论模型
Study on Application of the Late Poured Band in Large Scale Plate-type Concrete Structures;
后浇带在大尺度板式混凝土结构中的应用研究
Ablation-Thermal-Structure Test of Large Scale Model in Φ1m Arc Heated Wind Tunnel
Φ1m电弧风洞大尺度防隔热组件烧蚀热结构试验
Concurrent Multi-scale Finite Element Modeling of Long-span Cable-stayed Bridge
大跨斜拉桥结构行为一致多尺度有限元模拟
Concurrent multi-scale modeling of structural behavior for response analysisof large civil infrastructure--modeling methodology and strategy
大型土木结构的结构行为一致多尺度模拟——模拟方法与策略
Numerical Analysis and Structure Improvement of Flow Field in Microscale and Macroscale;
微尺度及宏尺度流场的数值研究及结构改进
THE LARGE SCALE STATISTICAL STRUCTURES OF SOME METEOROLOGICAL SCALAR FIELDS IN EAST ASIA
东亚地区几种气象标量场的大尺度统计结构特征
The dark matter problem arose because of a mismatch in the masses of galaxies and larger cosmic structures.
暗物质的问题源自于星系的质量和大尺度宇宙结构搭配不起来。
Analysis on Large-Scale Circulation Characteristic of Meiyu Rainstorm and Structure of Meiyu Front in Zhejiang Province during 2008
2008年浙江梅汛期暴雨的大尺度环流特征及其梅雨锋结构分析
Mesoscale Simulation and Physical Structure Analysis for a Heavy Rainstorm Case in Liaodong Peninsula
辽东半岛一次大暴雨的中尺度模拟及物理结构分析
On multi-scale characteristics of structure of land use;
土地利用类型结构的多尺度转换特征
Multi-scale simulation of structures based on Arlequin method and XFEM
基于Arlequin方法和XFEM的结构多尺度模拟
