Results 21 to 30 of about 96,234 (302)

Investigation of the influence of various factors on the power of heat exchange by radiation

open access: yesTrudy Odesskogo Politehničeskogo Universiteta, 2017
The issue of lack of knowledge of radiation heat transfer process has been repeatedly raised in various studies. Despite the fact that works on study of heat transfer by radiation covers a wide range of different industries, it should be noted the lack ...
Олександр Вікторович Корольов   +1 more
doaj   +4 more sources

Heat transfer enhancement with Ag–CuO/water hybrid nanofluid

open access: yesResults in Physics, 2017
Nanofluids are of great importance to researchers as they have significant uses industrially due to their high heat transfer rates. Recently, a new class of nanofluid, “hybrid nanofluid” is being used to further enhance the heat transfer rate.
Tanzila Hayat, S. Nadeem
doaj   +1 more source

Natural convection flow and heat transfer in an enclosure containing staggered arrangement of blockages [PDF]

open access: yes, 2015
The work reported in this paper is a numerical study of airflow and heat transfer for low turbulence buoyancy-driven flow in a rectangular cavity partially filled with solid objects.
Hasan, Reaz, Iyi, Draco
core   +2 more sources

Role of Individual Heat Transfer Mechanisms Within a Model Baking Oven Heated by Porous Volumetric Ceramic Burners

open access: yesFrontiers in Chemistry, 2020
The baking process demands a high amount of energy, but only one-third of the total energy supply to the baking oven is actually used for baking, while the rest is dissipated to the environment.
Vojislav Jovicic   +5 more
doaj   +1 more source

Investigation of moving trapezoidal and exponential fins with multiple nonlinearities

open access: yesAin Shams Engineering Journal, 2023
In this article, we study moving longitudinal and exponential fins with variable thermal conductivity, thermal emissivity, and heat transfer coefficient. The problem is solved numerically using shooting technique.
Zia Ud Din   +3 more
doaj   +1 more source

Heat transfer enhancement for thermal energy storage using metal foams embedded within phase change materials (PCMs) [PDF]

open access: yes, 2010
In this paper the experimental investigation on the solid/liquid phase change (melting and solidification) processes have been carried out. Paraffin wax RT58 is used as phase change material (PCM), in which metal foams are embedded to enhance the heat ...
Zhao, Changying   +5 more
core   +1 more source

Multi-Scale Modelling of a Solar Reactor for the High-Temperature Step of a Sulphur-Iodine-Based Water Splitting Cycle [PDF]

open access: yes, 2011
The 3-step sulphur-iodine-based thermochemical cycle for splitting water is considered. The high temperature step of the closed-material cycle consists of evaporation, decomposition, and reduction of sulphuric acid to SO2 using concentrated solar process
Roeb, Martin   +7 more
core   +1 more source

Natural convection and radiation in a radial porous fin with variable thermal conductivity

open access: yesInternational Journal of Applied Mechanics and Engineering, 2014
In this study, the effects of radiation and convection heat transfer in a radial porous fin are considered. The geometry considered is that of a rectangular profile fin.
M.T. Darvishi, F. Kani, R.S.R. Gorla
doaj   +1 more source

Effect of L-shaped heat source and magnetic field on heat transfer and irreversibilities in nanofluid-filled oblique complex enclosure

open access: yesScientific Reports, 2021
In this paper, the natural convection heat transfer of water/alumina nanofluid is investigated in a closed square cavity. An oblique magnetic field is applied on the cavity of angle $$\gamma$$ γ . There is also radiation heat transfer in the cavity.
Xiao-Hong Zhang   +5 more
doaj   +1 more source

Recent advances in measurement of turbulent reacting flows in which heat transfer is dominated by radiation [PDF]

open access: yes, 2010
Recent advances in diagnostic methods are providing new capacity for detailed measurement of turbulent, reacting flows in which heat transfer is dominant. Radiation typically becomes dominant in flames containing soot and/or with sufficient physical size,
G. J. Nathan   +11 more
core   +1 more source

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