Journal ArticleDOI
Entropy generation analysis of turbulent convection flow of Al2O3–water nanofluid in a circular tube subjected to constant wall heat flux
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TLDR
In this paper, a parametric investigation of entropy generation of nanofluid turbulent forced convection inside a circular section tube subjected to constant wall heat flux is presented, where the impact of the dispersed nanoparticles on total, thermal and frictional entropy generation is investigated and optimal working conditions are highlighted.About:
This article is published in Energy Conversion and Management.The article was published on 2014-01-01. It has received 119 citations till now. The article focuses on the topics: Nanofluid & Heat flux.read more
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A Benchmark Study on the Thermal Conductivity of Nanofluids
Jacopo Buongiomo,David C. Venerus,Naveen Prabhat,Thomas J. McKrell,Jessica Townsend,Rebecca Christianson,Yuriv Tolmachev,Pawel Keblinski,Lin-Wen Hu,Jorge L. Alvarado,In Cheol Bang,Sandra Whaley Bishnoi,Marco Bonetti,Anselmo Cecere,Yun Chang,Gang Chen,Haisheng Chen,Sung Jae Chung,Minking K. Chyu,Sarit K. Das,Roberto Di Paola,Yulong Ding,Frank Dubois,Grzegorz Dzido,Jacob Eapen,Denis Funfschilling,Quentin Galand,Jinwei Gao,Patricia E. Gharagozloo,Kenneth E. Goodson,Jorge Gustavo Gutierrez,Haiping Hong,Mark Horton,Kyo Sik Hwang,Carlo Saverio Iorio,Seok Pil Jang,Andrzej B. Jarzębski,Yiran Jiang,Stephan Kabelac,Liwen Jin,Aravind Kamath,Chongyoup Kim,Ji Hyun Kim,Seokwon Kim,Seunghyun Lee,Kai Choong Leong,Indranil Manna,Rui Ni,Hrishikesh E. Patel,Cecil Reynaud,Raffaele Savino,Pawan Singh,Pengxiang Song,Thirumalachari Sundararajan,Alekzandr N Turanov,Stefan Van Vaerenbergh,Dongsheng Wen,Sanjeeva Witharana,Chun Yang,Wei-Hsun Yeh,Xiao-Zheng Zhao,Sheng-Qi Zhou +61 more
TL;DR: The International Nanofluid Property Benchmark Exercise (INPBE) as discussed by the authors was held in 1998, where the thermal conductivity of identical samples of colloidally stable dispersions of nanoparticles or "nanofluids" was measured by over 30 organizations worldwide, using a variety of experimental approaches, including the transient hot wire method, steady state methods, and optical methods.
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Numerical study of convective heat transfer of nanofluids: A review
TL;DR: In this paper, a comprehensive review on different CFD approaches employed in numerical simulation of nanofluid flow, address the pros and cons of each approach, and find the suitable technique which gives more credible results as compared to experimental results.
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Entropy generation during Al2O3/water nanofluid flow in a solar collector: Effects of tube roughness, nanoparticle size, and different thermophysical models
TL;DR: In this article, an analytical study is performed on the entropy generation and heat transfer due to nanofluid flow in a flat plate solar collector, and the results are presented for constant mass flow rates ranging from 0.1 to 0.8 kg/s.
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Experimental investigation of the effects of using metal-oxides/water nanofluids on a photovoltaic thermal system (PVT) from energy and exergy viewpoints
TL;DR: In this article, an experimental investigation on the effects of using metal-oxides/water nanofluids as a coolant system in a photovoltaic thermal system (PVT) from the energy and exergy viewpoints are presented.
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Natural convection of Al2O3-water nanofluid in an inclined cavity using Buongiorno's two-phase model
TL;DR: In this article, the authors used the finite volume method and the SIMPLE algorithm to discretize the governing equations of the nano-particle local distribution inside a tilted square enclosure, where the left and right vertical walls were kept at constant temperatures T h and T c, respectively, while the other walls were thermally insulated.
References
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Journal ArticleDOI
Convective Transport in Nanofluids
TL;DR: In this article, the authors considered seven slip mechanisms that can produce a relative velocity between the nanoparticles and the base fluid and concluded that only Brownian diffusion and thermophoresis are important slip mechanisms in nanofluids.
Journal ArticleDOI
Investigation on Convective Heat Transfer and Flow Features of Nanofluids
Yimin Xuan,Qiang Li +1 more
TL;DR: In this article, an innovative new class of heat transfer fluids can be engineered by suspending metallic nanoparticles in conventional heat-transfer fluids, which are expected to exhibit high thermal conductivities compared to those of currently used heat transfer fluid, and they represent the best hope for enhancing heat transfer.
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Hydrodynamic and heat transfer study of dispersed fluids with submicron metallic oxide particles
Bock Choon Pak,Young I. Cho +1 more
TL;DR: In this article, the authors used a Brookfield rotating viscometer to measure the viscosities of the dispersed fluids with γ-alumina (Al2O3) and titanium dioxide (TiO2) particles at a 10% volume concentration.
Journal ArticleDOI
Buoyancy-driven heat transfer enhancement in a two-dimensional enclosure utilizing nanofluids
TL;DR: In this article, a model is developed to analyze heat transfer performance of nanofluids inside an enclosure taking into account the solid particle dispersion, where the transport equations are solved numerically using the finite-volume approach along with the alternating direct implicit procedure.