Browsing Journal of Thermal Science and Engineering Applications by Title
Now showing items 715-734 of 1295
-
Laminar Convective Nanofluid Flow Over a Backward-Facing Step With an Elastic Bottom Wall
(The American Society of Mechanical Engineers (ASME), 2018)In the present study, laminar forced convective nanofluid flow over a backward-facing step was numerically investigated. The bottom wall downstream of the step was flexible, and finite element method was used to solve the ... -
Laminar Flow Through a Circular Tube Having Transverse Ribs and Twisted Tapes
(The American Society of Mechanical Engineers (ASME), 2015)The experimental friction factor and Nusselt number data for laminar flow of viscous oil through a circular duct having integral transverse rib roughness and fitted with twisted tapes with oblique teeth have been presented. ... -
Laminar Mixed Convection of Non-Newtonian Nanofluids Flowing Vertically Upward Across a Confined Circular Cylinder
(The American Society of Mechanical Engineers (ASME), 2018)Numerical results on laminar mixed convective heat transfer phenomenon between a confined circular cylinder and shear-thinning type nanofluids are presented. The cylinder is placed horizontally in a confined channel through ... -
Laminar Mixed Convective Heat Transfer in a Shallow Inclined Lid Driven Cavity Filled With Nanofluid
(The American Society of Mechanical Engineers (ASME), 2015)Laminar mixed convection in a twodimensional shallow inclined liddriven cavity is investigated numerically. The moving cavity lid at the top is isothermally hot and the bottom is isothermally cold while the two sidewalls ... -
Large Eddy Simulation for Turbulent Heat Transfer
(The American Society of Mechanical Engineers (ASME), 2013)The paper gives an overview of different components of conducting largeeddy simulations (LES) for convective heat transfer in practical applications. Subgrid stress models, wall models, and the generation of inlet turbulent ... -
Large Eddy Simulation of Film Cooling Over a Flat Plate in Supersonic Flow
(The American Society of Mechanical Engineers (ASME), 2021)In the present work, large eddy simulation (LES) was performed to access the film cooling performance in the supersonic flow over a flat plate with a perpendicular slot injection configuration. The study was carried out ... -
Large Eddy Simulation Study of Flow Dynamics in a Multiswirler Model Combustor at Elevated Pressure and High Temperature
(American Society of Mechanical Engineers (ASME), 2019)Large eddy simulation (LES) of nonreacting turbulent flow in a multiswirler model combustor is carried out at elevated pressure and high temperature. Flow interaction between the main stage and the pilot stage is discussed ... -
Large Eddy Simulations for Film Cooling Assessment of Cylindrical and Laidback Fan-Shaped Holes With Reverse Injection
(The American Society of Mechanical Engineers (ASME), 2020)The large eddy simulations (LES) are performed to access the film cooling performance of cylindrical and reverse shaped hole for forward and reverse injection configurations. In the case of reverse/backward injection, the ... -
Laser Based Calibration Technique of Thin Film Gauges for Short Duration Transient Measurements
(The American Society of Mechanical Engineers (ASME), 2011)Surface temperature history and determination of convective heating rate are the important activity in many research programs for devising an effective cooling system in internal combustion engines ... -
Lattice Boltzmann Computations of Natural Convection Heat Transfer of Nanofluid in a Square Cavity Heated by Protruding Heat Source
(The American Society of Mechanical Engineers (ASME), 2020)This paper reported the mathematical modeling and numerical simulation of natural convection flow of Cu/water nanofluid in a square enclosure using the lattice Boltzmann method (LBM). The cavity is heated from below by ... -
Lattice Boltzmann Method for Combined Natural Convection Surface Radiation in Open Cavity
(The American Society of Mechanical Engineers (ASME), 2018)Lattice Boltzmann method (LBM) is performed to study numerically combined natural convection and surface radiation inside an inclined two-dimensional open square cavity. The cavity is heated by a constant temperature at ... -
Lattice Boltzmann Simulation of Airflow and Heat Transfer in a Model Ward of a Hospital
(The American Society of Mechanical Engineers (ASME), 2017)In this research, a very popular alternative computational technique, the lattice Boltzmann method (LBM), has been used to simulate the indoor airflow and heat transfer in a model hospital ward. Different Reynolds numbers ... -
Leading Edge Jet Impingement Under High Rotation Numbers
(The American Society of Mechanical Engineers (ASME), 2017)The effect of rotation on jet impingement cooling is experimentally investigated in this study. Pressurized cooling air is supplied to a smooth, square channel in the radial outward direction. To model leading edge impingement ... -
Lean Premixed Combustion of Raw Biogas Interchangeability in a Porous Radiant Burner Operated in the Submerged Mode
(The American Society of Mechanical Engineers (ASME), 2022)Raw biogas has the potential to be a valuable solution to the world’s insatiable energy demand as well as reduce waste and greenhouse gas emissions. This study investigates the raw biogas interchangeability potential of a ... -
Li-Ion Battery Pack Thermal Management: Liquid Versus Air Cooling
(The American Society of Mechanical Engineers (ASME), 2019)The Li-ion battery operation life is strongly dependent on the operating temperature and the temperature variation that occurs within each individual cell. Liquid-cooling is very effective in removing substantial amounts ... -
Location and Thickness Effect of Two Phase Change Materials Between Layers of Roof on Energy Consumption for Air Conditioned Room
(The American Society of Mechanical Engineers (ASME), 2016)Thermal discomfort inside building is due to outside climate, especially by excessive solar radiation during summer or by temperature drop during a cold season. The use of phase change materials (PCMs) can reduce this ... -
Longitudinal-Fin Heat Sink Optimization Capturing Conjugate Effects Under Fully Developed Conditions
(The American Society of Mechanical Engineers (ASME), 2016)We develop a method requiring minimal computations to optimize the fin thickness and spacing in a fully shrouded longitudinal-fin heat sink (LFHS) to minimize its thermal resistance under conditions of hydrodynamically and ... -
Loop Heat Pipe Design: An Evaluation of Recent Research on the Selection of Evaporator, Wick, and Working Fluid
(The American Society of Mechanical Engineers (ASME), 2022)Since its invention nearly five decades ago, the loop heat pipe has revolutionized every application requiring cooling or maintaining a constant temperature environment. In this article, its various designs aspects are ... -
Loop Heat Pipes for Thermal Management of Electric Vehicles
(The American Society of Mechanical Engineers (ASME), 2021)The present paper investigates the potential of loop heat pipe (LHP), with respect to technological merits and application niche, in automotive thermal management. Broadly, LHP design and applicability for hot spot cooling ... -
Low Mass Quality Flow Boiling in Microtubes at High Mass Fluxes
(The American Society of Mechanical Engineers (ASME), 2011)In this article, an experimental study on boiling heat transfer and fluid flow in microtubes at high mass fluxes is presented. De-ionized water flow was investigated over a broad range of ...