Results 21 to 30 of about 1,130,575 (394)

Improvement of heat- and mass transfer modeling for single iron particles combustion using resolved simulations

open access: yesCombustion Science and Technology, 2022
In this work, we use a boundary layer resolved model to improve a Lagrangian point particle model to simulate the combustion of single iron particles. By resolving the full boundary layer, mass and heat transfer are accurately modeled, including Stefan ...
L. Thijs   +5 more
semanticscholar   +1 more source

Modelling of simultaneous mass and heat transfer with chemical reaction using the Maxwell-Stefan theory II. Non-isothermal study [PDF]

open access: yes, 1995
In Part I a general applicable model has been developed which calculates mass and heat transfer fluxes through a vapour/gas-liquid interface in case a reversible chemical reaction with associated heat effect takes place in the liquid phase. In this model
Frank, M.J.W.   +4 more
core   +8 more sources

Experimental and Numerical Investigation of Gaseous Detonation in a Narrow Channel with Obstacles

open access: yesFluids, 2021
Gaseous detonation propagation in a thin channel with regularly spaced cylindrical obstacles was investigated experimentally and numerically. The wave propagation with substantial velocity deficits is observed and the details of its propagation mechanism
Pavel N. Krivosheyev   +5 more
doaj   +1 more source

Modelling of heat and mass transfer processes in neonatology [PDF]

open access: yes, 2008
This paper reviews some of our recent applications of Computational Fluid Dynamics (CFD) to model heat and mass transfer problems in neonatology and investigates the major heat and mass transfer mechanisms taking place in medical devices such as ...
Ginalski, MK, Nowak, AJ, Wrobel, LC
core   +1 more source

Study of a laminar falling film flowing over a wavy wall column: Part I. Numerical investigation of the flow pattern and the coupled heat and mass transfer [PDF]

open access: yes, 2001
Flow pattern and heat and mass transfer characteristics for a film flowing over a vertical wavy column are numerically investigated in a laminar flow regime.
Meyer, Michel   +2 more
core   +2 more sources

Computational Study of Heat Transfer inside Different PCMs Enhanced by Al2O3 Nanoparticles in a Copper Heat Sink at High Heat Loads

open access: yesNanomaterials, 2020
The cooling of electronic elements is one of the most important problems in the development of architecture in electronic technology. One promising developing cooling method is heat sinks based on the phase change materials (PCMs) enhanced by nano-sized ...
Nadezhda S. Bondareva   +2 more
doaj   +1 more source

Kinetic modeling of polyatomic heat and mass transfer in rectangular microchannels

open access: yesHeat and Mass Transfer, 2022
The present study aims at estimating the heat and the mass transfer coefficients in the case of the polyatomic gas flows through long rectangular microchannels driven by small and large pressure (Poiseuille flow) and temperature (Thermal creep flow ...
C. Tantos   +3 more
semanticscholar   +1 more source

Prospects of Using Gas Hydrates in Power Plants

open access: yesEnergies, 2022
By adding water to fuels, several objectives are pursued, with the main ones being to stabilize combustion, minimize the anthropogenic gaseous emissions, homogenize and stabilize the fuel, as well as improve its fire and explosion safety.
Dmitrii Antonov   +4 more
doaj   +1 more source

A Numerical Implementation of the Soret Effect in Drying Processes [PDF]

open access: yes, 2020
Drying of porous media is strictly governed by heat and mass transfer. However, contrary to the definition that drying is simultaneous transport mechanisms of heat and mass, most past and current models either account for temperature or concentration ...
Alves-Filho, Odilio   +2 more
core   +1 more source

OPTIMIZATION OF AERODYNAMIC CONDITIONS OF THE CHAMBER DRIER OPERATION

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2016
Wood utilization is a critical direction of the industrial production advancement, where desiccation of wood holds a prominent place. Convective drying in chamber driers is the presentday dominant technique for wood desiccation.
V. A. Sychevsky   +2 more
doaj   +1 more source

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