Turbulence相关论文
Flow structures of turbulent Rayleigh-Bénard convection in annular cells with aspect ratio one and l
We present an experimental study of flow structures in turbulent Rayleigh-Bénard convection in annular cells of aspect ......
Supercritical fluids(e.g.,hydrocarbon fuels,water,carbon dioxide,and organic working medium,etc)have been recognized as ......
Through multi-order structure function analysis and singularity measurement, the Hurst index and intermittent parameter ......
The flow field in a semi-circular duct is simulated by Large Eddy Simulation(LES)and its particle field is simulated by ......
The main objective of this work is to predict the mixing of two different miscible oils in a very long channel.The backg......
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Using eddy-covariance data from the Beijing 325-m meteorological tower(39°58′N,116°22′E),we compare urban boundary-l......
Aerodynamic flutter stability has been a major concern for long-span flexible bridges,such as suspension and cable-staye......
Most river engineers believe that a river flow can be divided into three parts by division lines.The hypothesis is recei......
The flow within and above plant canopies in estuarine wetlands is normally turbulent in the inter-stem space.Turbulent k......
Small-scale hydrodynamics in aquatic systems, i.e., rivers, lakes, oceans and wetlands, is an important factor that cont......
Evaluation of the Energy Dissipation from Tomographic PIV Measurements in an Open Channel Flow behin
This paper investigates the energy dissipation rate behind two combinations of trashracks (or meshes) in an open channel......
Flows in rivers and inundated flood plains can often be considered as shallow, implying that the horizontal distribution......
This research aims to provide new knowledge about the inception of motion in rivers with coarse sediments and, possibly,......
Use of a Three-Dimensional Numerical Model to Improve Estimation of Channel Constriction Energy Loss
River constrictions are frequently encountered by engineers, and improper understanding can lead to designs that do not ......
Turbulence in open-channel flow over a rough bed is very complex.Although many investigations have been undertaken, the ......
This paper deals with the oscillatory flow that characterizes the boundary layer at the bottom of forward leaning waves ......
Numerical simulations are used to investigate the mechanisms of failure of the Kamaishi breakwater during the 2011 tsuna......
A tidal bore is a series of waves propagating upstream in a river mouth as the tide starts rising.The transient sediment......
Invited lecture: The Theoretical Study of Resistance and Turbulence Characteristics of Water Flows i
During the passage of a water flow through a domain with vegetation, the flow will feel the added resistance from the ve......
Over the past century, laboratory flume experiments have been used extensively to explore and elucidate micro-and meso-s......
There have been many emergent vegetation studies using cylindrical or squared rods for simulating real trees in open cha......
The results from numerical simulation are presented to investigate the spreading of a two-dimensional turbulent aerated ......
This paper uses velocity measurements made with acoustic Doppler velocimetry (ADV) to describe the impact of patch aspec......
The addition of few parts per million of long chain polymers in turbulent flows can drastically reduce the friction drag......
Experimental investigation results of the liquid metal MHD turbulence flows through circular pipe with conductive wall a......
This article presents a detailed spatial description, employing Particle Image Velocimetry, of a flow within an array of......
发动机燃油喷射雾化效果特别是初次雾化很大程度上受喷嘴内部空穴和湍流流动的影响,所以本文将初次雾化问题的研究范围拓展到喷雾上......
Assessment of the FENST-2D model performance by implementing two improved two-layer turbulence model
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Hydrodynamic fluctuations can trigger sediment suspension concomitantly with internal phosphorus release,while the inter......
Turbulence behavior has been studied in L-H transition and inter-ELM phase on EAST tokamak using microwave reflectometry......
The low frequency Alfven waves excited by the energetic-particle can significantly affect the plasma performance.These i......
Turbulent transport is of great importance in the L-H transition dynamics.And ExB shear flow is believed to be a key rol......
Experimental Study of Burning Characteristics of an Isolated Liquid Fuel Droplet in Grid Generated T
Data pertaining to the burning rate of an isolated liquid fuel droplet in a turbulent flow field is scarce.In the presen......
A turbulent characteristic in diesel sprays were investigated to gain more insight into its effect on spray structure an......
Experimental Investigation of the Effect of Nozzle Hole Shape on Internal Flow and Spray Characteris
The presence of cavitation and turbulence in a diesel injector nozzle has significant effects on the subsequent spray ch......
Evaluation of Linear and Nonlinear RANS Models in Simulating the Complex High Speed Compressor Casca
A high speed compressor cascade flow is simulated with one linear Eddy Viscosity and one nonlinear Reynolds Stresses tur......
Based on measurements of the Beijing 325-m Meteorological Tower,this study reports on the analysis of atmospheric stabil......
为研究双频激光雷达技术在高超声速目标探测方面的应用, 理论分析了激光在等离子中的吸收衰减特性, 以RAM-C实验数据为参考, 通过......
给出了一般光束等效曲率半径在湍流大气和自由空间中的传输方程,推导出等效曲率半径达到最小值时光束的传输距离公式,解析地讨论了等......
采用2011年1月在合肥地区复杂下垫面上使用超声风速计测得的风速三分量和温度分湍流实验观测数据,计算分析了 合肥地区冬季的不同......
为了可靠地评估大气的光束传播效应, 必须确定大气光学湍流的路径分布。采用高分辨率无线电探空仪探测光学湍流强度的垂直分布,利......
采用多层相位屏法和分步傅里叶算法相结合的方式来模拟环形艾里光束在湍流大气中传输时光斑质心漂移。通过理论和实验仿真了环形艾......
由于大气中气溶胶和湍流的存在,致使图像质量退化,依据退化的物理过程,建立了基于大气调制传递函 数(modulation transfer functio......
Under the approximations of (1) the received irradiance fluctuations of an optical wave caused by small scale turbulent ......
以5线段拟合法建立了确定湍流大气中激光对数光强起伏频谱的无标度区间的方法。根据无标度区间的标度指数与起伏强度的关系发现:频......
基于广义惠更斯-菲涅耳原理,并采用光束的非相干合成方法,推导出了M×N双曲余弦高斯列阵光束在湍流中的三维光强传输方程.采用桶中功......
研究了截断部分相干双曲余弦高斯光束在非Kolmogorov湍流中的传输。基于广义惠更斯菲涅耳原理,推导了截断部分相干双曲余弦高斯光束......
对激光通过大气传输的主要非线性过程进行数值模拟,列出大气的流体动力学方程组和与大气互作用的波方程.推导出受激热瑞利散射引起......
激光对数光强起伏的快速傅里叶变换功率谱的无标度区间的标度指数在许多情况下很不稳定, 并且超出了理论界限, 因而本文引入了离散......