Performance enhancement of the photovoltaic cells using Al2O3/PCM mixture and/or water cooling-techniques

MR Salem, MM Elsayed, AA Abd-Elaziz, KM Elshazly - Renewable Energy, 2019 - Elsevier
This work experimentally investigates the performance of a PV module cooling effect using a
compound enhancement technique. This is by employing water and/or Al 2 O 3/PCM mixture …

Study of the thermal performance characteristics of shell and semi-circular tube heat exchanger using both baffles and nanofluid

NM Almulla, MA Moawed… - Engineering …, 2024 - journals.ekb.eg
This study investigates the performance characteristics of a shell-tube heat exchanger using
three techniques to improve heat transfer rate: baffles, nanofluids, and semicircular tubes …

Effect of baffle configuration on the thermal performance attributes of shell and semi-circular tube heat exchangers

NM Almulla, MA Moawed… - Engineering …, 2024 - journals.ekb.eg
This study aims to improve the performance characteristics of a shell-tube heat exchanger in
counterflow configuration. It considers the effect of using baffles and semicircular tubes as …

[PDF][PDF] Experimental study on convective heat transfer and pressure drop of water flow inside conically coiled tube-in-tube heat exchanger

MA Radwan, MR Salem, HA Refaey… - … : www. feng. bu. edu …, 2019 - feng.stafpu.bu.edu.eg
The present work is devoted to experimentally investigate the characteristics of the
convective heat transfer and pressure drop of pure water in the tube side of vertical …

Productivity of Solar Still Unit Engaged with Waste Energy Source

OA Elfieky, RY Sakr, GM Assassa… - Engineering Research …, 2021 - journals.ekb.eg
This work aims to improve the productivity of solar still unit (SSU) by multiplying the supplied
heat energy. Experiments are carried out daily from 10 AM to 3 PM using heating air, which …

Experimental study and thermal performance evaluation of staggered cross flow heat exchangers of semi-circular tubes: I-Effect of pitch ratio and space between …

AA Alghrubah, MA Abd Elrahman… - Engineering …, 2021 - journals.ekb.eg
Staggered cross flow heat exchangers are commonly employed as air coolers and steam
generators. This study aims to boost their thermal performance by proposing a modification …

Experimental study and thermal performance evaluation of staggered cross flow heat exchangers of semi-circular tubes: II-Effect of attack angle

AA Alghrubah, M ِA Abd Elrahman - Engineering Research Journal …, 2021 - journals.ekb.eg
Bundles of tubes in cross flow are one of the frequently types of heat exchangers, which
used in several applications. Therefore, enhancing their performance directly affects the …

Augmentation of thermal performance of air cooler having semi-circular tubes of an inline arrangement

TM Almulla, MR Salem - Engineering Research Journal (Shoubra), 2021 - journals.ekb.eg
This work is a phase in augmenting the cooling load of an air cooler, which is considered as
a cross flow heat exchanger. Here, an air cooler of in-line semicircular tubes (SCTs) is …

Effect of spaces between aligned tubes having a semicircular section on heat exchange attributes

TM Almulla, MR Salem - Engineering Research Journal …, 2021 - erjsh.journals.ekb.eg
This paper introduces experimental tests to investigate the hydrothermal characteristics of
align-complete circular tube (CCT) or semicircular tube (SCT) banks at a wide range of …

[PDF][PDF] Experimental Study on the Performance Enhancement of a Water Chiller

MM Alkhaja, MR Salem, KM Elshazly, MF Abdrabbo - feng.stafpu.bu.edu.eg
This work experimentally investigates the effect of the geometrical parameters of a vertical
helically coiled tube in tube (HCTIT) evaporator on the coefficient of performance (COP) of a …