Listar por tema "Thermodynamics"
Mostrando ítems 21-40 de 56
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In silico study of levodopa in hydrated lipid bilayers at the atomistic level
(2021)This article presents atomistic molecular dynamics and umbrella sampling simulations of levodopa at various concentrations in hydrated cholesterol-free 1,2-dipalmitoyl-sn-glycero-3-phosphocholine (DPPC) and cholesterol-containing ... -
Investigation of the effect of biodiesel blends on the performance of a fuel additive-assisted diesel filter system
(2014)The results of full-scale regeneration tests with a unit silicon carbide diesel particulate filter installed on a single-cylinder diesel engine are presented. Two sets of transient regeneration experiments, one for each ... -
Laminar Free Convection in a Square Enclosure Driven by the Lorentz Force
(2010)A numerical study is presented of laminar free convection flow driven by magnetic forces. An external magnetic field with one spatially varying component is applied to an electrically conducting fluid in a square enclosure. ... -
Large eddy simulation of turbulent channel flow with transverse roughness elements on one wall
(2014)This study examines the feasibility of large eddy simulation for predicting turbulent channel flows with two-dimensional roughness elements of square, circular and triangular shapes transversely placed on the bottom wall. ... -
Magnetohydrodynamic natural convection in a vertical cylindrical cavity with sinusoidal upper wall temperature
(2009)A series of numerical simulations were performed in order to study liquid metal MHD natural convection in a vertical cylindrical container with a sinusoidal temperature distribution at the upper wall and the other surfaces ... -
MAGNETOHYDRODYNAMIC NATURAL CONVECTION OF LIQUID METAL BETWEEN COAXIAL ISOTHERMAL CYLINDERS DUE TO INTERNAL HEATING
(2014)Direct numerical simulation results are presented of magnetohydrodynamic liquid metal flow between two vertical coaxial cylinders under the effect of internal heating and a horizontal magnetic field. The end walls are ... -
MHD natural convection in a laterally and volumetrically heated square cavity
(2005)A numerical study is presented of unsteady two-dimensional natural convection of an electrically conducting fluid in a laterally and volumetrically heated square cavity under the influence of a magnetic field. The flow is ... -
Mining the Protein Data Bank to improve prediction of changes in protein-protein binding
(2021)Predicting the effect of mutations on protein-protein interactions is important for relating structure to function, as well as for in silico affinity maturation. The effect of mutations on protein-protein binding energy ... -
Mixed convection of a low Prandtl fluid with spatially periodic lower wall heating in the presence of a wall-normal magnetic field
(2014)Numerical simulations of the combined natural and forced convection flow in a horizontal channel have been carried out for a fluid of low Prandtl number in the presence of a uniform wall-normal magnetic field. The upper ... -
Multi-criteria decision analysis to select the optimum position and proper field of view of a photosensor
(2014)The lack of knowledge concerning the commissioning of a daylight responsive system constitutes a serious impediment to their widespread use. Furthermore, installation details and tools regarding their photosensor position ... -
Natural convection in a 2D enclosure with sinusoidal upper wall temperature
(2002)Natural convection in a two-dimensional, rectangular enclosure with sinusoidal temperature profile on the upper wall and adiabatic conditions on the bottom and sidewalls is numerically investigated. The applied sinusoidal ... -
Natural convection in rectangular tanks heated locally from below
(2004)The present study was undertaken in order to gain understanding of certain aspects of natural convection in a glass-melting tank heated locally from below. Based on numerical predictions, the effects of Rayleigh number, ... -
Natural convection of liquid metal in a vertical annulus with lateral and volumetric heating in the presence of a horizontal magnetic field
(2011)MHD free convection of a liquid metal is studied in a closed vertical annulus in which the upper and bottom walls are adiabatic while the cylindrical walls are kept at different temperatures. The flow is driven by two ... -
A numerical study of interfacial transport to a gas-sheared wavy liquid
(1998)Interfacial transport of a passive scalar from a gas to a thin liquid film is considered. The base flow in the liquid is laminar, with linear velocity profile produced by gas shear. The velocity disturbances imposed by ... -
On the influence of building design, occupants and heat waves on comfort and greenhouse gas emissions in naturally ventilated offices. A study based on the EN 15251 adaptive thermal comfort model in Athens, Greece
(2010)According to the Intergovernmental Panel on Climate Change the buildings sector has the largest mitigation potential for CO2 emissions. Especially in office buildings, where internal heat loads and a relatively high occupant ... -
On the limits of validity of the low magnetic Reynolds number approximation in MHD natural-convection heat transfer
(2006)In the majority of magnetohydrodynamic (MHD) natural-convection simulations, the Lorentz force due to the magnetic field is suppressed into a damping term resisting the fluid motion. The primary benefit of this hypothesis, ... -
On the systematic optimization of ethanol fed SOFC-based electricity generating systems in terms of energy and exergy
(2003)An energy-exergy analysis was undertaken in order to optimize the operational conditions of a SOFC-based power plant fueled by ethanol. A certain plant configuration was contemplated, equipped with an external steam reformer, ... -
Optimization methodology of turbomachines for hybrid SOFC-GT applications
(2014)The objective of this work is to suggest a method for optimizing the compressor and turbine components in hybrid SOFC-GT (Solid Oxide Fuel Cell - Gas Turbine) applications. The hybrid system evaluations are made on the ... -
Optimization of thermal performance of a building with ground source heat pump system
(2007)Component optimization studies during the last twenty years, point to the use of carefully optimized ground source heat pump systems as a means of reducing building heating and cooling energy costs. Modern computational ... -
A parametric study of a solar calcinator using computational fluid dynamics
(2007)In this work a horizontal rotating solar calcinator is studied numerically using computational fluid dynamics. The specific solar reactor is a 10 kW model designed and used for efficiency studies. The numerical model is ...