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 …

[HTML][HTML] Geometrical and coil revolution effects on the performance enhancement of a helical heat exchanger using nanofluids

MJ Hasan, SF Ahmed, AA Bhuiyan - Case Studies in Thermal Engineering, 2022 - Elsevier
Nanofluids have been widely researched in recent years to improve the heat transfer rate in
heat exchangers. However, no research is seen on improving heat transfer rate using …

[HTML][HTML] Proposing novel “L” shaped fin to boost the melting performance of a vertical PCM enclosure

G Wang, L Feng, M Altanji, K Sharma… - Case Studies in Thermal …, 2021 - Elsevier
Vertical PCM enclosures are widely used in different applications. The weak heat
conduction in these systems is their main deficiency. In present work, the “L” shaped fin was …

Enhancing efficiency in microscale systems with microchannels: a review

B Heidarshenas, AS El-Shafay, SM Sajadi… - Journal of Thermal …, 2024 - Springer
Efficiency improvements in systems are essential for reducing energy loss. One effective
approach involves utilizing micro-and nanoscale devices that outperform conventional …

Effect of inlet and outlet size, battery distance, and air inlet and outlet position on the cooling of a lithium-ion battery pack and utilizing outlet air of cooling system to …

J Mustafa - Journal of Energy Storage, 2022 - Elsevier
This paper evaluated the cooling of a plate li-ion pack of batteries (LIPB) with 12 battery cells
using airflow. The LIPB is placed in a cooling chamber that is cooled by a forced flow of air …

[HTML][HTML] Energy, exergy, economy analysis and geometry optimization of spiral coil heat exchangers

S Zeinali, E Neshat - Case Studies in Thermal Engineering, 2023 - Elsevier
The present investigation deals with the exergy and exergoeconomic study of a heat
exchanger with a shell and spiral tube, considering different geometries. The Realizable k-ε …

Design-eligibility study of solar thermal helically coiled heat exchanging system with annular dimples by irreversibility concept

Y Cao, M Hashemian, H Ayed, A Shawabkeh… - Renewable Energy, 2022 - Elsevier
This is a numerical research that aims to design several helically grooved coils for solar
water heating systems and compare them based on the irreversibility concept. To this end …

The effect of using phase change materials in a solar wall on the number of times of air conditioning per hour during day and night in different thicknesses of the solar …

S Alqaed, J Mustafa, FA Almehmadi - Journal of Building Engineering, 2022 - Elsevier
In this paper, the effect of using PCM in a solar wall is investigated numerically and
analytically. For this purpose, a solar wall with a room in both PCM and PCM-free modes is …

[HTML][HTML] Performance boost of a helical heat absorber by utilization of twisted tape turbulator, an experimental investigation

C **e, IB Mansir, I Mahariq, PK Singh… - Case Studies in Thermal …, 2022 - Elsevier
Present investigation, experimentally probes the influence of utilization of twisted tape
turbulator inside a helical tube. Twisted tapes mix the flow and enhance the heat transfer …

Numerical investigation of pulsating flow structures and heat transfer enhancement performance in spherical corrugated helical tube

Y Li, Q Yu, S Yu, B Gong, J Zhang - Applied Thermal Engineering, 2022 - Elsevier
In this study, the innovative technology of a square wave pulsating flow combining with a
spherical corrugated wall structure was applied in a helical tube to enhance heat transfer …