Numerical Investigation of Active Flow Control Around a Generic Truck A-Pillar [0.03%]
主动流动控制的数值模拟及其在概念卡车A柱上的应用
G Minelli,S Krajnović,B Basara et al.
G Minelli et al.
Large Eddy Simulations (LES) are conducted to study the actuated flow field around a bluff body. The model is a simplified section of a truck. The aim of the work is to model the separation of the flow acting at the front rounded corners, t...
LES/CMC Simulations of Swirl-Stabilised Ethanol Spray Flames Approaching Blow-Off [0.03%]
乙醇回流稳定旋涡燃烧火焰的LES/CFD模拟及熄火前的预测分析研究
Andrea Giusti,Maria Kotzagianni,Epaminondas Mastorakos
Andrea Giusti
Large Eddy Simulations (LES) with the Conditional Moment Closure (CMC) combustion model of swirling ethanol spray flames have been performed in conditions close to blow-off for which a wide database of experimental measurements is available...
Point-Particle DNS and LES of Particle-Laden Turbulent flow - a state-of-the-art review [0.03%]
颗粒湍流的直接数值模拟和大涡模拟综述性研究——点颗粒模型
J G M Kuerten
J G M Kuerten
Particle-laden or droplet-laden turbulent flows occur in many industrial applications and in natural phenomena. Knowledge about the properties of these flows can help to improve the design of unit operations in industry and to predict for i...
Michael Philip Sitte,Epaminondas Mastorakos
Michael Philip Sitte
Simulations of a pilot-stabilised flame in a uniformly dispersed ethanol spray are performed using a Doubly Conditional Moment Closure (DCMC) model. The DCMC equation for spray combustion is derived, using the mixture fraction and the react...
Fully Compressible Low-Mach Number Simulations of Carbon-dioxide at Supercritical Pressures and Trans-critical Temperatures [0.03%]
超临界压力和跨临界温度二氧化碳的全可压缩低马赫数模拟
Uttiya Sengupta,Hassan Nemati,Bendiks J Boersma et al.
Uttiya Sengupta et al.
This work investigates fully developed turbulent flows of carbon-dioxide close to its vapour-liquid critical point in a channel with a hot and a cold wall. Two direct numerical simulations are performed at low Mach numbers, with the trans-c...
Numerical Investigation of the Flow Past a Rotating Golf Ball and Its Comparison with a Rotating Smooth Sphere [0.03%]
旋转高尔夫球绕流的数值研究及其与旋转光滑球绕流的对比
Jing Li,Makoto Tsubokura,Masaya Tsunoda
Jing Li
Large-eddy simulations are conducted for a rotating golf ball and a rotating smooth sphere at a constant rotational speed at the subcritical, critical and supercritical Reynolds numbers. A negative lift force is generated in the critical re...
Pressure-Gradient Turbulent Boundary Layers Developing Around a Wing Section [0.03%]
翼段压梯度湍流边界层的发展研究
Ricardo Vinuesa,Seyed M Hosseini,Ardeshir Hanifi et al.
Ricardo Vinuesa et al.
A direct numerical simulation database of the flow around a NACA4412 wing section at Rec = 400,000 and 5∘ angle of attack (Hosseini et al. Int. J. Heat Fluid Flow 61, 117-128, 2016), obtained with the spectral-element code Nek5000, is anal...
Adverse-Pressure-Gradient Effects on Turbulent Boundary Layers: Statistics and Flow-Field Organization [0.03%]
逆压梯度对湍流边界层的影响：统计与流动组织
Carlos Sanmiguel Vila,Ramis Örlü,Ricardo Vinuesa et al.
Carlos Sanmiguel Vila et al.
This manuscripts presents a study on adverse-pressure-gradient turbulent boundary layers under different Reynolds-number and pressure-gradient conditions. In this work we performed Particle Image Velocimetry (PIV) measurements supplemented ...
Revisiting History Effects in Adverse-Pressure-Gradient Turbulent Boundary Layers [0.03%]
具有逆压梯度的湍流边界层中的历史效应研究
Ricardo Vinuesa,Ramis Örlü,Carlos Sanmiguel Vila et al.
Ricardo Vinuesa et al.
The goal of this study is to present a first step towards establishing criteria aimed at assessing whether a particular adverse-pressure-gradient (APG) turbulent boundary layer (TBL) can be considered well-behaved, i.e., whether it is indep...
Chin Yik Lee,Stewart Cant
Chin Yik Lee
The mechanisms for nonlinear saturation of a bluff-body stabilised turbulent premixed flame are investigated using LES with the transported flame surface density (TFSD) approach to combustion modelling. The numerical simulation is based on ...