搜索结果: 1-15 共查到“Large-Eddy Simulation”相关记录16条 . 查询时间(0.162 秒)
Discrete filter operators for large-eddy simulation using high-order spectral difference methods
high-order methods LES turbulence models discrete fi lters spectral difference channel fl ow
2015/7/3
The combination of a high-order unstructured spectral difference (SD) spatial discretization scheme with sub-grid scale (SGS) modeling for large-eddy simulation is investigated with particular focus o...
Large Eddy Simulation of Compressible Turbulent Channel Flow with Spectral Di®erence method
Large Eddy Simulation Compressible Turbulent Channel Flow Spectral Di® erence method
2015/7/2
This paper presents the development of a three-dimensional high-order solver with unstructured spectral di®erence method. The solver employs the formulations of Sun et al.22 It is implemented on ...
Supersaturation calculation in large eddy simulation models for prediction of the droplet number concentration
Supersaturation calculation large eddy simulation models droplet number concentration
2014/12/10
A new parameterization scheme is described for calculation of supersaturation in LES models that specifically aims at the simulation of cloud condensation nuclei (CCN) activation and prediction of the...
Large Eddy Simulation for Turbulent Flows with Critical Regularization
Turbulence models existence weak solution
2011/8/29
Abstract: In this paper, we establish the existence of a unique "regular" weak solution to the Large Eddy Simulation (LES) models of turbulence with critical regularization. We first consider the crit...
Analysis of the planetary boundary layer with a database of large-eddy simulation experiments
the planetary boundary layer database large-eddy simulation experiments
2010/11/16
Observational studies of a planetary boundary layer (PBL) are difficult. Ground-born measurements usually characterize only a small portion of the PBL immediately above the surface. Air-born measureme...
The tropical marine boundary layer under a deep convection system: a large-eddy simulation study
the tropical marine boundary layer a deep convection system a large-eddy simulation study
2009/12/2
The tropical marine PBL under the influence of a deep convection system is investigated using a large-domain LES that resolves a wide range of scales, from mesoscale cloud clusters down to energ...
Diagnosis of Turbulence Radiation Interaction in Turbulent Flames and Implications for Modeling in Large Eddy Simulation
Turbulence-Radiation Interaction Large Eddy Simulation turbulent combustion radiative transfer
2009/10/9
An a priori study of the turbulence radiation interaction (TRI) is performed on numerical data from Direct Numerical Simulation (DNS) of a turbulent flame. The influence of the various correlations th...
Developing a Large Eddy Simulation Model (2DH FLOWER SD) for Flow Modeling in Compound Channels
Large eddy simulation Compound channel Turbulent flow Navier-Stokes equations
2009/9/30
As a compound channel is characterized by a deep main channel flanked by relatively shallow floodplains,the interaction between the faster fluid velocity in the main channel and the slower moving flow...
旋流自吸泵内部湍流场大涡模拟（Large Eddy Simulation on Interior Flow Field of Rotational Flow Self-priming Pump）
旋流自吸泵 大涡模拟 性能预测
2009/9/25
旋流自吸泵蜗壳结构不同于普通泵，具有特殊的流场结构。采用大涡模拟方法和滑移网格技术，通过对设计工况下旋流自吸泵三维非定常湍流场的数值计算，捕捉到泵叶轮和蜗壳内的压力分布、速度分布和尾迹区内旋涡的结构与演化特征等重要流动信息，结果表明叶轮内部静压具有一定的非对称性。分析了分离室内漩涡形成的原因。对含气率分布的分析表明，叶轮中气相主要集中于叶片的吸力面区域。对旋流自吸泵的性能进行预测，得到了预测性能曲...
Euler-Euler Large Eddy Simulation of a Square Cross-Sectional Bubble Column Using the Neptune_CFD Code
Euler-Euler Large Eddy the Neptune_CFD Code
2009/9/3
In this work, we report on Euler-Euler large eddy simulation (EELES) of dispersed bubbly flow in a square cross-sectional bubble column. Simulations are performed using the Neptune_CFD package, and re...
Large-Eddy Simulation of Decaying Stably Stratified Turbulence
large-eddy simulation subgrid scale buoyancy flux potential energy vertical kinetic energy
2008/12/17
A large-eddy simulation (LES) model is developed and employed to study the interactions among turbulent and internal gravity wave motions in a uniformly stratified fluid at oceanic space and time scal...
Large-Eddy Simulation of the Diurnal Cycle of Deep Equatorial Turbulence
Large-Eddy Simulation Deep Equatorial Turbulence Diurnal Cycle
2008/11/6
The deep diurnal cycle of turbulence at the equator is studied using the technique of large-eddy simulation (LES). Based on a scale-separation hypothesis, the LES model includes the following large-sc...
Modeling Deep Ocean Convection: Large Eddy Simulation in Comparison with Laboratory Experiments
Modeling Deep Ocean Convection Laboratory Experiments Large Eddy Simulation
2008/11/14
A large-eddy simulation model (LES) has been applied to study deep convective processes in a stratified ocean driven by the energetic cooling at the ocean surface. Closely related to a recent laborato...
Upper-Ocean Turbulence during a Westerly Wind Burst: A Comparison of Large-Eddy Simulation Results and Microstructure Measurements
Upper-Ocean Turbulence Westerly Wind Burst Large-Eddy Simulation Results Microstructure Measurements
2008/7/4
The response of the upper ocean to westerly wind forcing in the western equatorial Pacific was modeled by means of large-eddy simulation for the purpose of comparison with concurrent microstructure ob...
专著信息
书名
An investigation of thermally stratified turbulent channel flow with temperature oscillation on the bottom wall by large eddy simulation
语种
英文
撰写或编译
作者
Dong Y. H.,Lu X. Y.,Zhuang L. X
第一作者单位
出...