Results 11 to 20 of about 4,375,834 (381)

Diffusion and convection in nature [PDF]

open access: yesThe European Physical Journal E, 2021
We present the Topical Issue 'Diffusion and Convection in Nature'.
Alberto Vailati   +3 more
openaire   +4 more sources

Effect of Heat Source Placement on Natural Convection from Cylindrical Surfaces

open access: yesEnergies, 2020
Placement of heat source can play a significant role in final heat output, or heat source effectivity. Because of this, there is a need to analyze thermal fields of the heat exchange system by natural convection, where the description by criterion ...
Andrej Kapjor   +2 more
doaj   +1 more source

Theoretical study on melting of phase change material by natural convection

open access: yesCase Studies in Thermal Engineering, 2021
Natural convection plays a crucial role in latent heat storage system. Determining how natural convection affects the melting of phase change material (PCM) will provide a better understanding of the melting process and give helpful advice on ...
Bingkun Huang   +5 more
doaj   +1 more source

Numerical Investigation into the Natural Convection of Cryogenic Supercritical Helium in a Spherical Enclosure

open access: yesEnergies, 2021
As an ideal pressurized gas, helium, especially supercritical helium, has been widely used in the pressurization system of various launch vehicles and spacecraft.
Yinan Qiu   +6 more
doaj   +1 more source

Natural convection of large Prandtl number fluids: A controversy answered by a new thermal lattice Boltzmann model

open access: yesCase Studies in Thermal Engineering, 2023
The purpose of this work is to deepen our understanding of natural convection with large Prandtl number fluids and to resolve some controversies in the previous publications.
Sheng Chen   +4 more
doaj   +1 more source

Magneto-thermal-fluid analysis taking account of natural convection using semi-Lagrange coordinate system [PDF]

open access: yes, 1999
A method for magneto-thermal-fluid analysis, taking account of natural convection using a semi-Lagrange coordinate system, is developed. The developed method is applied to a simple induction heating model in which the steel plate is heated due to an eddy
Mimura, Takayuki   +2 more
core   +1 more source

Phase-field-lattice Boltzmann study for lamellar eutectic growth in a natural convection melt [PDF]

open access: yesChina Foundry, 2017
In the present study, the influence of natural convection on the lamellar eutectic growth is determined by a phase-field-lattice Boltzmann study for Al-Cu eutectic alloy.
Ang Zhang, Zhi-peng Guo, Shou-mei Xiong
doaj   +1 more source

Unsteady natural convection in a triangular enclosure under isothermal heating [PDF]

open access: yes, 2011
The fluid flow and heat transfer inside a triangular enclosure due to instantaneous heating on the inclined walls are investigated using an improved scaling analysis and direct numerical simulations.
Saha, Suvash
core   +2 more sources

Numerical investigation of two-component single-phase natural convection and thermal stratification phenomena in a rod bundle with axial heat flux profile

open access: yesNuclear Engineering and Technology, 2022
The most numerical investigations of the thermal-hydraulic phenomena following the loss of the residual heat removal capability during the mid-loop operation of the pressurized water reactor were performed according to simplifications and are not ...
Audrius Graževičius   +3 more
doaj   +1 more source

Performance and sustainability evaluation of rice husk-powered dryer under natural and forced convection mode

open access: yesEngineering and Applied Science Research, 2023
Sun drying method has been used for drying agricultural commodities for centuries worldwide. The sun drying can be performed either by direct drying of the product under sunlight or drying using a solar collector-based dryer.
Fredy Surahmanto   +3 more
doaj  

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