Journal ArticleDOI
Efficiency and heat transfer improvements in a parabolic trough solar collector using TiO2 nanofluids under turbulent flow regime
TLDR
In this article, the efficiency of a parabolic trough solar collector (PTSC) was enhanced by using TiO2/DI-H2O (De-Ionized water) nanofluid.About:
This article is published in Renewable Energy.The article was published on 2018-04-01. It has received 180 citations till now. The article focuses on the topics: Nanofluids in solar collectors & Nanofluid.read more
Citations
More filters
Journal ArticleDOI
Heat transfer enhancement in a flat plate solar collector with different flow path shapes using nanofluid
TL;DR: In this article, U-shaped, wavy and spiral pipes with identical pipe lengths on a flat plate collector are simulated and three-dimensional and steady state equations of continuity, momentum, SST k-ω turbulence model, and energy are solved.
Journal ArticleDOI
Modeling, simulation and performance analysis of parabolic trough solar collectors: A comprehensive review
TL;DR: In this paper, a review of current and past studies to assess the optical and thermal performances of parabolic trough solar collectors, modeling approaches and the potential improvements proposed on behalf of the parabolic-trough solar collector design is presented.
Journal ArticleDOI
Application of Nanofluids in Thermal Performance Enhancement of Parabolic Trough Solar Collector: State-of-the-Art
Hamed Olia,Mohammadamin Torabi,Mehdi Bahiraei,Mohammad Hossein Ahmadi,Marjan Goodarzi,Mohammad Reza Safaei +5 more
TL;DR: In this paper, the effect of nanoparticles on thermal efficiency, entropy generation, heat transfer coefficient enhancement, as well as pressure drop in parabolic trough collectors (PTCs) has been investigated.
Journal ArticleDOI
Nanofluids: Physical phenomena, applications in thermal systems and the environment effects- a critical review
Ahmad Hajatzadeh Pordanjani,Saeed Aghakhani,Masoud Afrand,Mohsen Sharifpur,Mohsen Sharifpur,Mohsen Sharifpur,Josua P. Meyer,Huijin Xu,Hafiz Muhammad Ali,Nader Karimi,Goshtasp Cheraghian +10 more
TL;DR: A review of literature on the effects of using nanofluids (NFs) in energy systems is presented in this paper, where different types of NFs, including the combination of metal and non-metal particles of nanometer sizes with a base fluid, are introduced.
Journal ArticleDOI
The use of nanofluids in solar concentrating technologies: A comprehensive review
TL;DR: In this article, the use of nanofluids as working fluids in concentrating solar collectors is investigated in detail, and the results of the determination of the thermal efficiency enhancement of the collector are given.
References
More filters
Book
Solar engineering of thermal processes
TL;DR: In this article, the authors present an active and passive building heating system for solar thermal power systems, where the active system is designed by f--chart and the passive one by Utilizability Methods.
Journal ArticleDOI
Solar Engineering of Thermal Processes
TL;DR: In this article, the authors present an active and passive building heating system for solar thermal power systems, where the active system is designed by f--chart and the passive one by Utilizability Methods.
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
The Viscosity of Concentrated Suspensions and Solutions
TL;DR: In this paper, an expression for the viscosity of solutions and suspensions of finite concentration is derived by considering the effect of the addition of one solute-molecule to an existing solution, which is considered as a continuous medium.