Journal ArticleDOI
Experimental study of Al2O3/water nanofluid turbulent heat transfer enhancement in the horizontal double pipes fitted with modified twisted tapes
Heydar Maddah,Heydar Maddah,Mostafa Alizadeh,Nahid Ghasemi,Nahid Ghasemi,Sharifah Rafidah Wan Alwi +5 more
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TLDR
In this article, the Nusselt number, friction factor and thermal performance factor of a double-pipe heat exchanger with modified twisted tapes and nanofluid were investigated under turbulent flow conditions.About:
This article is published in International Journal of Heat and Mass Transfer.The article was published on 2014-11-01. It has received 102 citations till now. The article focuses on the topics: Nanofluid & Heat transfer enhancement.read more
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A Review on Nanofluids: Fabrication, Stability, and Thermophysical Properties
TL;DR: In this paper, the authors summarize the current progress on the study of nanofluids, such as the fabrication procedures, stability evaluation mechanism, stability enhancement procedures, and current commercialisation challenges.
Journal ArticleDOI
Combination of nanofluid and inserts for heat transfer enhancement
TL;DR: In this article, a review of the literature on the area of heat transfer improvement employing a combination of nanofluid and inserts is performed, and the progress made and current challenges for each combined system are discussed, and some conclusions and suggestions are made for future research.
Journal ArticleDOI
A comprehensive review on double pipe heat exchangers
TL;DR: In this paper, a review of double pipe heat exchanger has been presented, where the development procedure and heat transfer enhancement methods in aforementioned heat exchangers have been analyzed in details and correlations of mostly Nusselt number and pressure drop coefficient are also presented.
Journal ArticleDOI
Heat transfer augmentation using twisted tape inserts: A review
TL;DR: In this paper, a review on work done in the area of heat transfer augmentation using twisted tapes has been carried out and the optimum shape for twisted tapes can also be developed based on maximisation of heat and minimisation of friction factor regarding fluid used in the system.
Journal ArticleDOI
Factorial experimental design for the thermal performance of a double pipe heat exchanger using Al2O3-TiO2 hybrid nanofluid
Heydar Maddah,Reza Aghayari,Mojtaba Mirzaee,Mohammad Hossein Ahmadi,Milad Sadeghzadeh,Ali J. Chamkha,Ali J. Chamkha +6 more
TL;DR: In this article, a double pipe heat exchanger with loaded Al2O3-TiO2 hybrid nanofluid in turbulent flow regimes is studied and evaluated through exergy analysis.
References
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Book
Fundamentals of Heat and Mass Transfer
TL;DR: This paper introduced the physical effects underlying heat and mass transfer phenomena and developed methodologies for solving a variety of real-world problems, such as energy minimization, mass transfer, and energy maximization.
Journal ArticleDOI
Berechnung verschiedener physikalischer Konstanten von heterogenen Substanzen. I. Dielektrizitätskonstanten und Leitfähigkeiten der Mischkörper aus isotropen Substanzen
TL;DR: In this article, the Berechnung der dielektrizitatatkonstanten and der Leitfahigkeiten fur Elektriatitat and Warme der Mischkorper aus isotropen Bestandteilen behandelt.
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.
Journal ArticleDOI
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
Thermal Conductivity of Heterogeneous Two-Component Systems
R. L. Hamilton,O. K. Crosser +1 more
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