The first and second law analyses of thermodynamics for CoFe2O4/H2O flow in a sudden expansion tube inserted elliptical dimpled fins

HK Pazarlıoğlu, E Gürsoy, M Gürdal, M Tekir… - International Journal of …, 2023 - Elsevier
In this paper, thermo-hydraulic performance and entropy generation of the sudden
expansion tube with elliptical dimpled fins (DFs) at different directions was computationally …

Upgrading the performance of a solar air collector with flexible aluminum air ducts and graphene nanoplatelet-enhanced absorber coating

M Öztürk, E Çiftçi - Thermal Science and Engineering Progress, 2023 - Elsevier
Solar air collectors (SAC) have had great importance nowadays as far as clean energy
production is concerned. In this study, the novel double flow solar air collectors were …

[HTML][HTML] Numerical investigation on the performance of a solar air heater using inclined impinging jets on absorber plate with parallel and crossing orientation of …

T Hai, IB Mansir, B Alshuraiaan, AM Abed… - Case Studies in Thermal …, 2023 - Elsevier
This work investigates the performance enhancement of a solar air heater using inclined
impinging jets on the heater surface. Two main sets of arrangements are considered for the …

Performance analysis of solar air heater using triangular corrugated absorber under jet impingement

NK Jasyal, SL Sharma, A Debbarma - Energy Sources, Part A …, 2023 - Taylor & Francis
Solar air heaters (SAHs) are one of the most basic forms of solar thermal energy conversion
devices. In this study, a numerical analysis has been done to investigate the thermo …

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 …

Innovative impinging jet methods for performance enhancement: a review

A Srivastav, R Maithani, S Sharma - Journal of Thermal Analysis and …, 2024 - Springer
This paper explores diverse techniques aimed at enhancing the heat transfer performance
of solar air heaters, with a primary emphasis on impinging jet arrays. The discussion …

Influence of nozzle profile on submerged pipe jet impingement heat transfer

A Srivastav, R Maithani, S Sharma - Experimental Heat Transfer, 2024 - Taylor & Francis
Current work focuses on enhancing the performance of solar air heater by employing
vertical submerged pipe jets featuring different profiles: circular, square, triangular, and …

Effect of the nanofluid flow and extended surfaces on an abrupt expansion tube regarding thermodynamic irreversibility

HK Pazarlioglu, R Ekiciler - Heat Transfer Research, 2024 - dl.begellhouse.com
Numerous scientists have examined circular dimpled surfaces, tubes, and other approaches
for enhancing heat transfer. Moreover, the dimples' angle of attack has a substantial effect …

Influence of submerged impingement jet designs on solar air collector performance

A Srivastav, R Maithani, S Sharma - Renewable Energy, 2024 - Elsevier
The present study experimentally investigates the solar air heater performance employing
submerged impinging jets (SAHSIJ). The submerged jets produce high flow velocities …

Thermohydraulic performance assessment of new alternative methods for anti-icing application against current application in an aircraft

HK Pazarlıoğlu, AÜ Tepe… - Proceedings of the …, 2023 - journals.sagepub.com
In this study, anti-icing problems, which are mostly industrial problems in aerospace
companies, have been numerically investigated. Herein, to enhance anti-icing performance …