A Study on Fractional Power-Law Applications and Approximations

S Emad, AM Hassanein, AM AbdelAty, AH Madian… - Electronics, 2024 - mdpi.com
The frequency response of the fractional-order power-law filter can be approximated by
different techniques, which eventually affect the expected performance. Fractional-order control …

Performance enhancement of a double pass solar air heater by using curved reflector: Experimental investigation

EMS El-Said, MA Gohar, A Ali, GB Abdelaziz - Applied Thermal Engineering, 2022 - Elsevier
In this research, a double pass solar air heater with a corrugated absorber plate and built-in
external reflector is adopted to improve its thermo-hydraulic performance. The proposed …

Numerical investigations of fluid flow and heat transfer characteristics in solar air collector with curved perforated baffles

EMS El‐Said - Engineering Reports, 2020 - Wiley Online Library
In this article, an improved double‐pass solar air heater with multiple curved perforated
baffles is proposed; the solar air heater can enhance the heat transfer between air and heat …

Experimental investigation of the twist angle effects on thermo-hydraulic performance of a square and hexagonal pin fin array in forced convection

EMS El-Said, GB Abdelaziz, SW Sharshir… - … Communications in Heat …, 2021 - Elsevier
This research deals with an experimental investigation to manage the thermo-hydraulic
performance of the heat sink with pin fin array under forced convection at various design factors …

Experimental study of an enhanced water-cooling technique for interstitial microwave cancer ablation system

AM Abdelhakeem, AM Said, AA Ibrahim… - Journal of Microwave …, 2024 - Taylor & Francis
The aim of this work is to investigate the behavior of the microwave cancer ablation system
under enhanced water-cooling technique. Cooling is too important for the microwave ablation …

Three-dimensional spherical and cylindrical bodies suspended in free air stream: Experimental study of forced convection heat transfer

…, M Elashmawy, SW Sharshir, EMS El-Said… - International Journal of …, 2024 - Elsevier
The present study solely relies on experimental research to examine forced convection heat
transfer from suspended spherical and cylindrical entities to an air stream. By looking to the …

Tubular solar air heater using finned semi-cylindrical absorber plate with swirl flow: experimental investigation

EMS El-Said, MM Abou Al-Sood, EA Elsharkawy… - Solar Energy, 2022 - Elsevier
In this research, a tubular swirl-flow solar air heater (SF-SAH) with a find semi- cylindrical
absorber plate is adopted to enhance its thermohydraulic performance. The proposed SF-SAH …

Productivity augmentation of a solar distiller utilizing a wire mesh absorber with a pulsed flow regime

EMS El-Said, MA Dahab, M Abdelgaleel, G Bedair - Desalination, 2023 - Elsevier
This work introduces an experimental study on the possibility of using the metal wire mesh
as a packed absorber (SS-WM) with pulsed water flow to enhance the performance of the …

[PDF][PDF] The Effectiveness of Combined Wound and Intraperitoneal Local Anesthesia as Pain Relief in Laparoscopic Cholecystectomy: Prospective Case Control Study

…, AH Ashraf, GA Makhlouf, EZK Said… - Kasr El Aini Journal of …, 2018 - researchgate.net
Background: Postoperative pain is the main obstacle for safe rapid recovery of patients
undergoing laparoscopic cholecystectomy (LC). Aim of the work: To evaluate the efficacy of …

An experimental study on carbon-metal composite tablets as solar absorbers for water distiller performance improvement

EMS El-Said, MA Dahab, AA Al-Nagdy… - Journal of Cleaner …, 2023 - Elsevier
This experimental work investigates the possibility of using the reused carbon-metal
composite tablets as solar absorbers with different metal types and ratios for enhancing the …