turbule相关论文
对分别浸入3种纳米流体(ZnO-水,SiO2-水,TiO2-水)的平板近壁面流动的湍流边界层的对数规律进行数值分析.采用CFD程序对边界层和流......
Although coherent Doppler wind lidar(CDWL)is promising in detecting boundary layer height(BLH),differences between BLH r......
用风应力上的数据，联合的风的重要高度飘动并且胀大，潜在的温度，咸度和海水速度，以及在 situ 温度和咸度客观地分析，我们建立了计算导致......
An improved dynamic subgrid-scale model and its application to large eddy simulation of rotating cha
A new dynamic subgrid-scale (SGS) model, which is proved to satisfy the principle of asymptotic material frame indiffere......
Large eddy simulation (LES) of turbulent flow through an axially rotating pipe, coupled with nonlinear dynamic subgrid-s......
The thermodynamic systems and dynamic model suitable for determining the nonlinear chemical fingerprints of samples were......
A two-phase mixture model based on the solution for the Navier–Stokes equations has been utilized in calculating the hy......
A three-dimensional k-ε-k_p model in curvilinear coordinates for sediment movement and bed evolution
To aim at the substitution of the magnitude and direction of water flow movement near bed for those of bed load transpor......
Based on the improved ADI method, this article proposes an improved implicit finite difference scheme for solving 3-D sh......
Research on the multi-level intake water temperature effect of the Yalong River Jinping-I hydropower
Based on the discussion of the multi-level intake application status of high dam reservoir,this paper takes the Jinping-......
The wind tunnel simulations of wind loading on a solid structure of revolution with one smooth and five rough surfaces w......
The cavitation of orifi ces is one of the main problems of the Xiaolangdi flood discharge tunnels. Along with the decom......
Because of the construction o f the Three Gorge Project (TGP), the local turbulent flow, compared to the original, h as ......
In this paper, hydrodynamic analysis of vertical axis tidal turbine (both fixed pitch & variable pitch) is numerically a......
Study on the Effect of the Side Secondary Air Velocity on the Aerodynamic Field in a Tangentially Fi
The present paper has compared a group of furnace aerodynamic fields at different velocities of side secondary air (SSA)......
MATHEMATICAL AND PHYSICAL MODELING OF INTERFACIALPHENOMENA IN CONTINOUS CASTING MOULD WITH ARGONINJE
The study on the fluid flow, meniscus oscillation, slag entrapment in continuous casting mould was conducted mathematic......
A mathematical model is set to evaluate the 3-D dense solid-liquid two-phase turbulent flow in a non-clogging mud pump, ......
Assessing the Influence of Aerosol on Radiation and Its Roles in Planetary Boundary Layer Developmen
A comprehensive measurement of planetary boundary layer (PBL) meteorology was conducted at 140 and 280 m on a meteorolog......
通过对一凝汽器的二维数值模拟,研究了湍流黏性系数和湍流扩散系数对凝汽器流动与传热特性的影响。结果表明,湍流参数的取值,对凝......
Glossary:A supplement to “Submarine fans:A critical retrospective(1950-2015)” in the Journal of Pala
In this Glossary,selected terms and concepts associated with submarine fans are defined.
In this Glossary, selected ter......
In the paper, numerical simulation is performed for Benard convection in a closed three-dimensional rectangle with non-s......
DIRECT NUMERICAL SIMULATIONS OF TURBULENT CHANNEL FLOWS WITH CONSIDERATION OF THE BUOYANCY EFFECT OF
Turbulent channel flows with consideration of the buoyancy effect of the bubble phase is investigated by means of the Di......
当前,基于多光束相干合成的激光相控阵技术面临着实际湍流环境下远距离传输的应用需求和挑战,需同时校正系统内部光源噪声和外部动......
The shapes and geometrical parameters of nozzles are key factors for fluidics. The relationship among the reaction thrus......
烟火药水下燃烧能够形成低频的水下声.法国烟火集团拉克鲁瓦防御公司研制出了一种"烟火--声电"声诱饵(1995),但是至今还没有进行深......
DIRECT NUMERICAL SIMULATIONS OF TURBULENT CHANNEL FLOWS WITH CONSIDERATION OF THE BUOYANCY EFFECT OF
Turbulent channel flows with consideration of the buoyancy effect of the bubble phase is investigated by means of the Di......
采用商用软件CFX11.0的不同湍流模型对NASA-Markll高压燃气气冷涡轮叶栅进行气热耦合换热计算，得出最佳湍流模型。针对不同涡轮叶栅......
ＴＨＥＰＲＥＤＩＣＴＩＯＮＳＯＦＣＯＮＶＥＣＴＩＶＥＨＥＡＴＴＲＡＮＳＦＥＲＯＮＴＵＲＢＩＮＥＢＬＡＤＥＡＩＲＦＯＩＬＢＹＵＳＩＮＧＬＯＷ－ＲＥＹＮＯＬＤＳＮＵＭＢＥＲＴＵＲＢＵＬＥＮＣＥＭＯＤＥＬＴＨＥＰＲＥＤＩＣＴＩＯＮＳＯＦＣＯＮＶＥＣＴＩＶＥ.........
[摘要] 目的 观察窦性心率震荡各指标与冠心病患者病变累及程度之间的关系。方法 选择行冠脉造影和24 h动态心电图检查的患者93......
结合某甲醇发动机开发，应用CFD仿真分析技术，得到了不同燃烧室形状对缸内流动的影响。结果表明，方案2的燃烧室效果最好。与原燃烧室相......
采用Gauss-Seidel迭代法，计算了超音速流体放大器的内部流场。流动控制方程使用雷诺平均Navier-Stokes方程，湍流模式选用Realizable ......
阐述了控制冷却方式在热轧生产中的应用与发展，分析了不同控制冷却方式的应用原理和优缺点．对不同冷却介质和喷流形式进行了研究和分......
采用标准k-ε湍流模型,利用PHOENICS3.6软件数值求解,考察了带有下凹的横向肋条的湍流边界层流动和黏性阻力,通过数值计算,考察湍......
本文以一架无人直升机的电动变距尾桨为基础,建立关于尾桨升力计算的仿真模型,并对特定工况下采用不同湍流模型的计算结果进行对比......
采用Eulerian／Lagrangian方法，对空间发展的 气粒两相平面湍射流的非定常流动过程进行了数值模拟。以Re数为13 000的 平面不可 压缩......
将新近的Shih-Lumley(S-L)模式应用于雷诺数为7.2×106的6:1椭球绕流的全N-S方程计算,作为参考也计算了Jonse-Launder(J-L)模......
讨论了临界雷诺数法与Ｚ值法判别流态的原理，并对这两种方法在临界状态水力摩阻计算中引起的误差进行了分析，指出用Ｚ值法判别流态时应考......
漂石阶梯阵列是山区流域暴雨山洪过程常见河床形式,能显著影响水流结构,增大水流阻力和河床抗冲力,同时也制约着漂石河床演变过程......
用传统的评价方法，从传热速率基本方程式出发，分析了紧凑型的板式换热器和螺旋板式换热器的结构，传热特点及发展方向。......
为研究液力变矩器流场仿真常用湍流模型的稳健性问题,对基于ANSYS/CFX的某液力变矩器流场仿真系统,分别采用15种湍流模型进行抽样......
本文以均匀不可压情况为例，系统地分析“湍流通用物理方程“和“湍流通用物理方程的推导及讨论”等两篇文章所提出的理论，指出“第二......
河口底边界层过程是河口海岸研究与工程应用中的重要内容。三维点式高频流速仪（ADV）已经成为湍流现场观测的最有效的工具之一,然而受......
对C3H4／空气在弯管燃烧器中的非预混湍流燃烧进行数值模拟，湍流模型采用RNG k-ε模型，燃烧模型采用守恒标量的概率密度函数（probabilit......
ON THE STABILITY OF DISTORTED LAMINAR FLOW(Ⅱ)——THE LINEAR STABILITY ANALYSIS OF DISTORTED PARALLEL S
Based on the hydrodynamic stability theory of distorted laminar flow and the kind ofdistortion profiles on the mean velo......
Using nonequilibrium statistical mechanics closure method, it isshown that the skewness factor of the velocity derivativ......
利用概率密度函数模型（PDF）,针对不同空气旋流强度下气泡雾化喷嘴出口下游庚烷雾群的燃烧过程进行了数值模拟研究.研究结果表明：随着......
应用Fluent计算软件,采用VOF方法对坡面薄层流进行自由表面追踪,结合标准k-ε紊流模型模拟了不同粗糙度床面条件下流速、雷诺数、......
结合天铁冷轧薄板项目的产品定位,介绍了近期国内冷轧行业采用的酸洗及轧制新技术,并对不同的板型控制技术进行了对比.......
在任意曲线坐标系下对环形燃烧室三维冷态流场进行数值模拟.采用偏微分方程法和区域法生成三维贴体网格,紊流模型采用标准k-ε模型......
本文针对三维水流特性，引入通度概念处理不规则计算边界，用ＶＯＦ法追踪自由表面，采用修正的Ｋ－ε模型封闭Ｒｅｙｎｏｌｄｓ方程，分别计算了溢流坝水流及消力池中......
