Results 121 to 130 of about 1,635,037 (319)

Nanoparticle‐enhanced dielectric oils for improved electrical insulation: Comparison of MgO, Al2O3, and SiO2‐based dielectric nanofluids

open access: yesHigh Voltage, Volume 10, Issue 2, Page 493-504, April 2025.
Abstract This study provides comprehensive and quantitative assessments of the electrical insulation, viscosity, thermal conductivity, flash point, acidity, and stability of dielectric nanofluids. In the experiment, naphthenic mineral oil was chosen as the base fluid. MgO, Al2O3, and SiO2 were preferred as nanoparticles.
Mehmet Karataş, Yunus Biçen
wiley   +1 more source

Numerical simulation of MHD boundary layer flow and heat transfer over a nonlinear stretching sheet in the porous medium with viscous dissipation using hybrid approach [PDF]

open access: yesarXiv, 2017
In the present study, MHD boundary layer flow with heat and mass transfer of a nanofluid with viscous dissipation over a non-linear stretching sheet embedded in a porous medium is studied. The governing non-linear partial differential equations are converted into coupled non-linear ordinary differential equations which are solved by hybrid technique ...
arxiv  

Conduction and convection heat transfer characteristics of water-based au nanofluids in a square cavity with differentially heated side walls subjected to constant temperatures [PDF]

open access: yes, 2014
The present work deals with the natural convection in a square cavity filled with the water-based Au nanofluid. The cavity is heated on the vertical and cooled from the adjacent wall, while the other two horizontal walls are adiabatic.
Rudolf Rebeka, Ternik Primož
core   +1 more source

Hybrid nanomaterial-based nanofluids for micropower generation

open access: yesRSC Advances, 2014
A new type of SWNT–CuS NP nanofluid has been synthesized for a nanofluid-based power generator to operate a temperature sensor.
Long Que, Yuan He, Shiva Vasiraju
openaire   +2 more sources

Multi‐Dimensional Nano‐Additives for Their Superlubricity: Tribological Behaviors and Lubrication Mechanisms

open access: yesAdvanced Materials Interfaces, Volume 12, Issue 9, May 5, 2025.
This paper systematically introduces the characteristics and functions of 0D‐3D nanomaterials in super‐lubrication, analyzes the lubrication mechanism of these nanomaterials, and prospects the energy‐saving and environmental benefits brought by their progress in this field.
Kang Yang   +7 more
wiley   +1 more source

STUDY OF STABILITY AND THERMAL CONDUCTIVITY OF MULTIWALL CARBON NANOTUBES AND COPPER OXIDE IN ETHYLENE GLYCOL AT MEDIUM TEMPERATURE [PDF]

open access: yes, 2020
The main aim of this study is to prepare a stable MWCNTs / CuO in nanofluid hybrid Ethylene glycol. The experiment will be performed in different amounts and combinations of solid concentrations ranging from 0.01 to 1 per cent each. To prepare the hybrid-
MUSTAFA KAMAL, MOHD AIDIL FIRDAUS
core  

Sustainable Thermal Solutions: Enhancing Heat Transfer with Turbulators and Nanofluids

open access: yesAdvanced Energy and Sustainability Research, Volume 6, Issue 5, May 2025.
Nanofluids, which are nanoparticle suspensions in base fluid, facilitate heat transmission due to their improved thermal conductivity. Turbulators, which are inserts into fluid flow channels, disturb the flow, increasing turbulence and hence the heat transfer rate.
Zafar Said   +9 more
wiley   +1 more source

Transfer-learning-based Surrogate Model for Thermal Conductivity of Nanofluids [PDF]

open access: yesarXiv, 2022
Heat transfer characteristics of nanofluids have been extensively studied since the 1990s. Research investigations show that the suspended nanoparticles significantly alter the suspension's thermal properties. The thermal conductivity of nanofluids is one of the properties that is generally found to be greater than that of the base fluid. This increase
arxiv  

Analysis of Ti‐Alloy Nanoparticles in Paraffin Oil for 3D MHD Darcy‐Forchheimer Flow Over a Bi‐Directional Stretching Surface

open access: yesEngineering Reports, Volume 7, Issue 5, May 2025.
Enhanced thermal performance of paraffin oil‐based Ti‐alloy nanofluids is investigated for 3D MHD Darcy‐Forchheimer flow over a bi‐directional stretching surface. Results reveal improved thermal conductivity and viscosity, with industrial applications in heat transfer systems, while magnetic fields reduce velocity and increase temperature due to ...
D. Thenmozhi   +5 more
wiley   +1 more source

Assessing the cooling/lubricating agencies for sustainable alternatives during machining of nimonic 80: Economic and environmental impacts [PDF]

open access: yes
Developing sustainable manufacturing methods that balance environmental and economic aspects is challenging. A comprehensive analysis of the economics of machining and carbon emissions is essential to encourage adopting sustainable practices.
Khanna, Navneet   +5 more
core   +2 more sources

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