A review of recent passive heat transfer enhancement methods

SS Mousavi Ajarostaghi, M Zaboli, H Javadi… - Energies, 2022 - mdpi.com
Improvements in miniaturization and boosting the thermal performance of energy
conservation systems call for innovative techniques to enhance heat transfer. Heat transfer …

Enhancement of convective heat transfer in smooth air channels with wall-mounted obstacles in the flow path: A review

Y Menni, A Azzi, A Chamkha - Journal of Thermal Analysis and …, 2019 - Springer
The topic is of paramount importance. Heating, cooling, or solar air ducts are used in several
sectors and in very diverse fields. The improvement in their performance has been and is …

Thermal-hydraulic performance and design parameters in a curved-corrugated channel with L-shaped baffles and nanofluid

RK Ajeel, K Sopian, R Zulkifli - Journal of Energy Storage, 2021 - Elsevier
High heat generation is seen as a major issue in most mechanical and manufacturing
industries, carrying with huge sub-problems. One of the possible cooling techniques is the …

Numerical analysis of heat transfer improvement for pulsating flow in a periodic corrugated channel with discrete V-type winglets

S Akcay - International Communications in Heat and Mass …, 2022 - Elsevier
In the present study, the effects on the hydraulic and thermal performance of pulsating flow
in a periodic corrugated channel with discrete V-type winglets were numerically …

Laminar heat transfer and fluid flow of two various hybrid nanofluids in a helical double-pipe heat exchanger equipped with an innovative curved conical turbulator

SH Hashemi Karouei, SSM Ajarostaghi… - Journal of Thermal …, 2021 - Springer
In the present study, the effect of inserting an innovative curved turbulator and utilizing two
types of hybrid nanofluids on thermal performance in a helical double-pipe heat exchanger …

Numerical investigation and optimization of a heat sink having hemispherical pin fins

D Sahel, L Bellahcene, A Yousfi, A Subasi - … Communications in Heat and …, 2021 - Elsevier
A numerical study was conducted aiming to examine the hydrothermal performance of a
heat sink having hemispherical pin fins (HSPFs) under fully turbulent flow conditions and to …

Numerical investigation of binary hybrid nanofluid in new configurations for curved-corrugated channel by thermal-hydraulic performance method

RK Ajeel, R Zulkifli, K Sopian, SN Fayyadh… - Powder Technology, 2021 - Elsevier
In this study, flow and heat transfer characteristics of binary hybrid nanofluid (CuO/MgO-
water) through new configuration channel, namely: the curved-corrugated channel, are …

A novel curved-corrugated channel model: thermal-hydraulic performance and design parameters with nanofluid

RK Ajeel, K Sopian, R Zulkifli - … Communications in Heat and Mass Transfer, 2021 - Elsevier
In this study, flow structure and heat transfer characteristics of the novel channel, namely: the
curved-corrugated channel, are numerically studied using ZnO-water nanofluid and the …

Experimental study on the effect of perforations shapes on vertical heated fins performance under forced convection heat transfer

TK Ibrahim, MN Mohammed, MK Mohammed… - International Journal of …, 2018 - Elsevier
This paper investigates the effect of perforation shape or geometry on the heat transfer of
perforated fins. The type of heat exchanger used is heat sink with the perforated fins under …

Comparative numerical and experimental analysis of thermal and hydraulic performance of improved plate fin heat sinks

A Tariq, K Altaf, SW Ahmad, G Hussain… - Applied Thermal …, 2021 - Elsevier
The benefits of multiple perforations and slots in a plate-fin heat sink are investigated using
a conjugate heat transfer model and complementary experimentation. Heat transfer and …