Results 51 to 60 of about 89,414 (231)

Performance analysis of a direct-absorption parabolic trough solar collector

open access: yes, 2018
A parabolic trough solar collector is a dominant technology for high-temperature industrial applications, but efficient use of a conventional surface-based parabolic trough solar collector (SBPTSC) is limited by its high radiation loss due to the high ...
Kim, Joong Bae   +2 more
core   +1 more source

Simulation of copper-water nanofluid in a microchannel in slip flow regime using the lattice Boltzmann method with heat flux boundary condition [PDF]

open access: yes, 2015
Laminar forced convection heat transfer of water–Cu nanofluids in a microchannel is studied using the double population Thermal Lattice Boltzmann method (TLBM). The entering flow is at a lower temperature compared to the microchannel walls.
D'Orazio, Annunziata   +2 more
core   +1 more source

Thermophysical properties of nanofluids [PDF]

open access: yesThe European Physical Journal E, 2018
This paper discusses the current state of knowledge of the thermophysical properties of nanofluids. The viscosity, thermal conductivity and heat transfer of nanofluids are considered. Experimental and molecular dynamics data are presented. It is shown that viscosity and thermal conductivity of nanofluids generally cannot be described by classical ...
Valery, Rudyak, Andrey, Minakov
openaire   +3 more sources

Heat transfer characteristics of closed-end thermosyphon (CE-TPCT)

open access: yesEngineering Science and Technology, an International Journal, 2022
This study investigated the heat transfer characteristics of a Closed-End Thermosyphon (CE-TPCT) made of copper tubes with 5.5 mm diameter. The experiments were conducted with working substance filling rates of 0%, 30%, 50%, and 70% of the volumetric ...
Thanya Parametthanuwat   +3 more
doaj  

Analysis of Gasketed-plate Heat Exchanger Performance Using Nanofluid [PDF]

open access: yesJournal of Heat and Mass Transfer Research, 2017
A heat exchanger using nanofluid needs to operate at optimum mass concentration level to get the maximum heat transfer performance. A numerical analysis is performed on the heat transfer and pressure drop of water-based γ-Al2O3 nanofluid gasketed-plate ...
Navid Bozorgan, Maryam Shafahi
doaj   +1 more source

Thermal analysis for hybrid nanofluid past a cylinder exposed to magnetic field

open access: yesAIP Advances, 2019
This work has developed mathematical models for thermal transport by treating Al2O3 as nanoparticles of a single type and Al2O3 and Cu as hybrid nanoparticles in a hyperbolic tangent fluid.
Sayer Obaid Alharbi, M. Nawaz, U. Nazir
doaj   +1 more source

Thermal conductivity and rheology behavior of aqueous nanofluids containing alumina and carbon nanotubes [PDF]

open access: yes, 2014
This paper was presented at the 4th Micro and Nano Flows Conference (MNF2014), which was held at University College, London, UK. The conference was organised by Brunel University and supported by the Italian Union of Thermofluiddynamics, IPEM, the ...
4th Micro and Nano Flows Conference (MNF2014)   +4 more
core  

Discrete phase approach for nanofluids flow in pipe [PDF]

open access: yes, 2014
Nanofluid is known as a new generation of fluid and it has been introduced almost several decades ago. But its effectiveness in practical thermal engineering applications has started to diminish with time due to the several factors such as physical ...
Goutam, Saha, Paul, Manosh C.
core   +1 more source

Synthesis, characterisation and thermo-physical properties of highly stable graphene oxide-based aqueous nanofluids for potential low-temperature direct absorption solar applications

open access: yesScientific Reports, 2021
Two types of highly stable 0.1% graphene oxide-based aqueous nanofluids were synthesised and investigated. The first nanofluid (GO) was prepared under the influence of ultrasonic irradiation without surfactant. The second nanofluid was treated with tetra
Wisut Cham sa-ard   +5 more
doaj   +1 more source

Hall current and morphological effects on MHD micropolar non-Newtonian tri-hybrid nanofluid flow between two parallel surfaces

open access: yesScientific Reports, 2022
In the present work, the magnetohydrodynamic flow and heat transfer of a micropolar tri-hybrid nanofluid between two porous surfaces inside a rotating system has been examined.
Abdul Rauf   +3 more
doaj   +1 more source

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