Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Hazem A Mostafa"'
Autor:
Doaa Khodair, Saad Motahhir, Hazem H. Mostafa, Ahmed Shaker, Hossam Abd El Munim, Mohamed Abouelatta, Ahmed Saeed
Publikováno v:
Energies, Vol 16, Iss 1, p 549 (2023)
Enhancing the performance of photovoltaic (PV) systems has recently become a key concern because of the market demand for green energy. To obtain the most possible power from the solar module, it is imperative to allow the PV system to operate at its
Externí odkaz:
https://doaj.org/article/80acece4dcc74eac8251356c3afd6c9b
Publikováno v:
Archives of Electrical Engineering, Vol vol. 68, Iss No 3, Pp 611-627 (2019)
This research presents a comparative study for maximum power point tracking (MPPT) methodologies for a photovoltaic (PV) system. A novel hybrid algorithm golden section search assisted perturb and observe (GSS-PO) is proposed to solve the problems of
Externí odkaz:
https://doaj.org/article/f1eaa0dcd0ea46638cba3584e10d697e
Publikováno v:
Archives of Electrical Engineering.
Autor:
Mohammad Ahmad Rashad, Ahmed Abdel Meguid Abdel Latif, Hazem A. Mostafa, Samah Mahmoud Fawzy, Mahmoud Abdel Meguid Abdel Latif
Publikováno v:
Journal of Ophthalmology, Vol 2018 (2018)
Purpose. Investigating the efficacy of intravitreal injection of erythropoietin (EPO) in managing indirect traumatic optic neuropathy (ITON) of different durations. Methods. A case series that included two groups of ITON patients: recent ITON group (
Externí odkaz:
https://doaj.org/article/ae2431e5f95342789eb9eb4a10af5192
Publikováno v:
2022 23rd International Middle East Power Systems Conference (MEPCON).
Publikováno v:
QJM: An International Journal of Medicine. 114
Background Recurrent disc herniation is the most common cause of reoperation after the primary disc surgery, The management of recurrent disc herniation remains somewhat controversial. Surgical treatment for recurrent disk herniation can be broadly c
Publikováno v:
The Egyptian Journal of Hospital Medicine. 75:2684-2689
Backgound: non operative management (NOM) of liver injury has generally become the most frequent treatment. Current rates of success for NOM for hepatic trauma of selected patients have been reported to be safe and efficient. Objective: The purpose o
Autor:
Ahmed Abdel Meguid Abdel latif, Samah M. Fawzy, Hazem A Mostafa, Mahmoud Abdel Meguid Abdel latif, Mohammad A Rashad
Publikováno v:
Journal of Ophthalmology
Journal of Ophthalmology, Vol 2018 (2018)
Journal of Ophthalmology, Vol 2018 (2018)
Purpose. Investigating the efficacy of intravitreal injection of erythropoietin (EPO) in managing indirect traumatic optic neuropathy (ITON) of different durations.Methods. A case series that included two groups of ITON patients: recent ITON group (R
Autor:
Hazem H. Mostafa, Amr M. Ibrahim
Publikováno v:
2019 21st International Middle East Power Systems Conference (MEPCON).
This manuscript presents a methodology to develop a state-space averaging approach for power converters to improve the analytic descriptions of the buck converter and boost converter based on the effect of parasitic elements. The study reveals descri
Autor:
Amr M. Ibrahim, Hazem H. Mostafa
Publikováno v:
2019 21st International Middle East Power Systems Conference (MEPCON).
this paper presents a methodology utilizing Coyote Optimization Algorithm (COA) for Global Maximum Power Point Tracking (GMPPT) considering the impact of partial shading on a PV system. COA is utilized to clarify GMPP by comparing all the existing pe