نتایج جستجو برای: al2o3 nanofluid

تعداد نتایج: 15883  

Journal: :Energies 2021

The amelioration of photovoltaic (PV) and photovoltaic/thermal (PV/T) systems have garnered increased research interest lately, more so due to the discovery thermal property augmentation nanofluids. overarching goal this study is conduct a comparative analysis mono, hybrid, ternary hybrid nanofluids utilized as fluids for heat transfer applications particularly cooling mediums in PV/T applicati...

Journal: :Gazi university journal of science 2021

In this study, the effects of microchannel number, volume concentration, Reynolds and nanofluid type on heat transfer flow characteristics in sink consisting trapezoidal microchannels are investigated numerically. Governing equations solved by assuming three-dimensional, incompressible, steady laminar flow. The channel material is chosen as copper, a constant flux boundary condition defined upp...

Journal: :JOURNAL OF MECHANICAL ENGINEERING AND SCIENCES 2011

Journal: :Mathematics 2021

The study of hybrid nanofluid and its thermophysical properties is emerging since the early 2000s purpose this paper to investigate flow over a permeable Darcy porous medium with slip, radiation shrinking sheet. Here, consists Cu/water as base Al2O3–Cu/water works two distinct fluids. governing ordinary differential equations (ODEs) obtained in are converted from series partial (PDEs) by approp...

Journal: :Chemical Industry & Chemical Engineering Quarterly 2023

The present numerical study aims to the effect of using a titled oscillating thin plate with different angles inclination on Al2O3-water nanofluid flow and heat transfer performance. subsequent work establishes methods for forming fluid-structure interactions by impact at 0.1-1.0 vol. % volume fraction upon COMSOL Multiphysics 5.4. turbulent model is solved (k-?) assembly around obstacle has be...

2013
Rajesh Kumar Neogy Arup Kumar Raychaudhuri

In this paper, we investigate the effect of adding a stabilizer on the dynamic thermal properties of ZnO nanofluid (containing 5 to 10 nm diameter of ZnO nanocrystals) measured using a 3ω method. Addition of the stabilizer leads to the stabilization of the nanofluid and also substantial reduction of the enhancement of thermal transport compared to that seen in the bare ZnO nanofluid. This also ...

2014
Meisam HABIBI MATIN Pouyan JAHANGIRI

Forced convection boundary layer magnetohydrodynamic flow of a nanofluid over a permeable stretching plate is studied in this paper. The effects of suction-injection and viscous dissipation are taken into account. The nanofluid model includes Brownian motion and thermophoresis effects. The governing momentum, energy, and nanofluid solid volume fraction equations are solved numerically using an ...

2014
Yong Tae Kang Jake Kim Chang Kyun Choi Yong Tae KANG Jake KIM Chang Kyun CHOI

In this paper the thermal convective instabilities of a binary nanofluid is theoretically investigated. In order to analyze a binary nanofluid, an addition factor is proposed under linear stability theory which is applied to the stability analysis of normal fluid. The factor describes the effect of nanoparticles on the convective instability of a basefluid. The Soret effect which represents the...

Journal: :Politeknik dergisi 2022

Our study has been investigated nanofluids' heat transfer performance in a wavy microchannel using theoretical and computational fluid dynamics. Al2O3, CuO, Fe2O3, TiO2 SiO2 have used the calculations as nanoparticles. Volumetric nanoparticle ratios nanofluid are 1%, 2%, 3% 4%. Outlet temperatures, Nusselt number, thermal conductivity efficency convective coefficients of nanofluids at 100, 250,...

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