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Nabil A. Ahmed
Researcher at Sophia University
Publications - 67
Citations - 1697
Nabil A. Ahmed is an academic researcher from Sophia University. The author has contributed to research in topics: Pulse-width modulation & AC power. The author has an hindex of 18, co-authored 62 publications receiving 1527 citations. Previous affiliations of Nabil A. Ahmed include University of Toyama & Assiut University.
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Power fluctuations suppression of stand-alone hybrid generation combining solar photovoltaic/wind turbine and fuel cell systems
TL;DR: In this article, a hybrid energy system combining variable speed wind turbine, solar photovoltaic and fuel cell generation systems is presented to supply continuous power to residential power applications as stand-alone loads.
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A novel maximum power point tracking for photovoltaic applications under partially shaded insolation conditions
Nabil A. Ahmed,Masafumi Miyatake +1 more
TL;DR: In this paper, a novel strategy of maximum power point tracking is presented for photovoltaic power generation systems based on Fibonacci search algorithm to realize simple control system to track the real maximum power points even under non-uniform or for rapidly changing insolation conditions.
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A new configuration of single-phase symmetrical PWM AC chopper voltage controller
TL;DR: A symmetrical PWM AC chopper designed to operate with single-phase inductive loads with a reduced number of controlled switches is described and the operation as a variable voltage source of this converter is evaluated.
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High-Frequency Soft-Switching AC Conversion Circuit With Dual-Mode PWM/PDM Control Strategy for High-Power IH Applications
TL;DR: A dual-pack heat exchanger assembly is designed to be used in consumer and industrial fluid pipeline systems and it is proved to be suitable for hot water, steam, and superheated steam producers.
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Development of an efficient utility interactive combined wind/photovoltaic/fuel cell power system with MPPT and DC bus voltage regulation
TL;DR: In this article, the authors developed and simulated an efficient small-scale centralized dc-bus grid connected hybrid wind/photovoltaic/fuel cell for supplying power to a low voltage distribution system.