Exergetic, Energetic, and entropy production evaluations of parabolic trough collector retrofitted with elliptical dimpled receiver tube filled with hybrid nanofluid

HK Pazarlıoğlu, R Ekiciler, K Arslan… - Applied Thermal …, 2023 - Elsevier
In this paper, a numerical study was performed on a parabolic trough collector receiver tube
containing elliptical dimpled fins with different elliptical ratios (ER= 0.66–1.66) under …

Implementation of hybrid nanofluid flowing in dimpled tube subjected to magnetic field

M Gürdal, HK Pazarlıoğlu, M Tekir, FM Altunay… - … Communications in Heat …, 2022 - Elsevier
To pursue of enhancement convective heat transfer, both active and passive techniques
have been elucidated simultaneously in this study. The effect of hybrid nanofluid flow in a …

Energy analysis of magnetite nanofluid flowing in newly designed sudden expansion tube retrofitted with dimpled fin

E Gürsoy, HK Pazarlıoğlu, A Dağdeviren… - International Journal of …, 2022 - Elsevier
Sudden expansion geometry plays an important role in the design of many engineering
applications such as heat exchangers to avoid thermal stress on welded joints. While the …

Entropy generation of ferronanofluid flow in industrially designed bended dimpled tube

E Gürsoy, HK Pazarlıoğlu, M Gürdal, E Gedik… - Thermal Science and …, 2023 - Elsevier
In this study, numerical analyses were conducted on bended tube with different bending
radius and pitch ratios of dimpled fin under different Dean numbers from 9.1 to 301.2. The …

Effect of magnetic field locations on thermo-magnetic convection performance of Fe3O4/H2O ferrofluid flowing in a novel dimpled tube: An experimental study

E Gürsoy, M Gürdal, HK Pazarlıoğlu… - Applied Thermal …, 2023 - Elsevier
The aim of this study is to examine the hydrothermal behavior of Fe 3 O 4 Ferrofluid flowing
under the effect of uniform magnetic field (0 T≤ B≤ 0.3 T). In addition, magnetic field …

An innovative approach of alternating magnetic field diversified with different wave types and magnet positions for ferrofluid flow in dimpled tube

M Gürdal, E Gürsoy, HK Pazarlıoğlu, K Arslan… - Journal of Magnetism …, 2023 - Elsevier
The purpose of the present experimental study is to investigate the forced magneto-
convection of the Fe 3 O 4/H 2 O ferrofluid flowing along smooth and dimpled tubes …

Hydrothermal behavior of hybrid magnetite nanofluid flowing in a pipe under bi-directional magnetic field with different wave types

M Tekir, E Gedik, K Arslan, HK Pazarlıoğlu… - Thermal Science and …, 2022 - Elsevier
This experiment setup has been developed to elucidate the effect of different wave types
(sinusoidal, triangle, square) of bi-directional magnetic field on hydrothermal characteristics …

The effect of MHD flow on hydrothermal characteristics of ferro-nano-fluid in circular pipe

E Taşkesen, M Tekir, HK Pazarlıoğlu… - Experimental Heat …, 2023 - Taylor & Francis
In this study, the effect of the constant magnetic field (MF) on the convective heat transfer
characteristics of Fe3O4/H2O ferro-nano-fluid with different nano-fluid volumetric …

Magnetic dipole interactions with tangent hyperbolic ferromagnetic fluid over a moving plate: a numerical study

A Kamran, E Azhar, SM Atif - Numerical Heat Transfer, Part B …, 2024 - Taylor & Francis
The present study aims to numerically analyze a non-Newtonian-based ferrofluid for its heat
transfer characteristics and flow properties. The non-Newtonian nature of the ferrofluid …

Predicting heat transfer performance of Fe3O4-Cu/water hybrid nanofluid under constant magnetic field using ANN.

E Taşkesen, M Dirik, M Tekir… - Journal of Thermal …, 2023 - search.ebscohost.com
In this study, the experimental results using mono (Fe< sub> 3 O< sub> 4/water and
Cu/water) and hybrid (Fe< sub> 3 O< sub> 4-Cu/water) type nanofluid with nanoparticle …