On the Suitability of RANS Turbulence Models for Modeling Circular Bluff-Body ConfigurationsAbstract. This work discusses the suitability of different turbulence models for modeling circular bluff-body configurations. Accordingly, the context in which the associated numerical simulations are carried out is initially described....
Año de publicación: 2019
On Large Eddy Simulation/Filtered Density Function based Modeling of Circular Bluff Body ConfigurationsHonoring Ted O'Brien. Large eddy simulation/filtered density function (LES/FDF) numerical results of inert and reacting flows characterizing the near wake of bluff body configurations are discussed in this work. Circular...
Año de publicación: 2019
Assessment of Neighbor Particles Searching Methods for Discrete Element Method (DEM) based SimulationsThe performance of discrete element method (DEM) simulations is highly dependent on the requirements of the associated algorithms in terms of computer memory usage and CPU time. In particular, computer...
Año de publicación: 2019
Cylindrical Parabolic Trough Concentrator and Solar Tower Comparison in an Integrated Solar Combined Cycle Power PlantThe intermittency of renewable energies continues to be a limitation for their more widespread application because their large-scale storage is not yet practical. Concentrating solar power (CSP) has the possibility...
Año de publicación: 2019
Power Augmentation Technologies for Gas Turbines: Alternatives for an Existing Simple Cycle Power Plant in PeruThe influence of different power augmentation techniques used in gas turbines on the performance of simple cycle type power plants is assessed in this work. A computational model and tool...
Año de publicación: 2019
Working Fluid Selection for a Waste Heat Recovery Organic Rankine Cycle (ORC) Applied to a Petroleum Distillation ProcessThis work describes a working fluid selection process for an ORC based power plant that uses as heat source waste heat from a petroleum distillation furnace. Sixteen (16) organic fluids...
Año de publicación: 2019
Hybrid Large Eddy Simulation/Filtered Density Function Approaches: Mass Consistency Issues and Mixing Models ProspectsHybrid large eddy simulation/filtered density function (LES/FDF) approaches used for studying chemically reacting flows with detailed chemistry are discussed. Although they offer several advantages, LES/FDF methods require closure models for...
Año de publicación: 2019
Design and Integration of a Renewable Energy Based Polygeneration System With Desalination for an Industrial PlantPolygeneration improves energy efficiency and reduces both energy consumption and pollutant emissions compared to conventional generation technologies. A polygeneration system is a variation of a cogeneration system, in which more...
Año de publicación: 2019
Computational Fluid Dynamics Based Approaches for Modelling Aircraft TurbofansComputational fluid dynamics (CFD) is one of the most important tools in analysis and design of axial turbo machinery as aircraft turbofans or axial compressors. Accordingly, this work presents a...
Año de publicación: 2018
Numerical and Experimental Characterization of Subsonic Flow around a Circular Cylinder: Wind Tunnel Measurement Capabilities and Turbulence Models SuitabilityThrough a detailed numerical and experimental characterization of subsonic flow around a circular cylinder, the measurement capabilities of a wind tunnel are assessed in this work. More specifically, computational fluid...
Año de publicación: 2018