Browsing Electrical Engineering by Author "Elgenedy, M. A."
Now showing items 1-9 of 9
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A High-Gain, High-Voltage Pulse Generator Using Sequentially Charged Modular Multilevel Converter Submodules, for Water Disinfection Applications
Elgenedy M.A.; Massoud A.M.; Ahmed S.; Williams B.W. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)Modularity, redundancy, and scalability are the key features recently sought in high-voltage (HV) pulse generators (PGs) for electroporation applications. Such features are gained by utilizing modular multilevel converter ... -
A Modular Multilevel Voltage-Boosting Marx Pulse-Waveform Generator for Electroporation Applications
Elgenedy M.A.; Massoud A.M.; Ahmed S.; Williams B.W.; McDonald J.R. ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)In order to overcome the limitations of the existing classical and solid-state Marx pulse generators, this paper proposes a new modular multilevel voltage-boosting Marx pulse generator (BMPG). The proposed BMPG has hardware ... -
A new five-phase to three-phase back-to-back current source converter based wind energy conversion system
Elgenedy, M. A.; Abdel-Khalik, A.; Elserougi, A.; Ahmed, S.; Massoud, Ahmed ( IEEE , 2013 , Conference Paper)Wind energy is one of the fastest growing renewable energy sources. The increased penetration of wind power into the utility grid brings challenges such as voltage and frequency fluctuations, generator torque ripples, and ... -
Energy in smart grid: Strategies and technologies for efficiency enhancement
Elgenedy, M.A.; Massoud, Ahmed; Ahmed, S. ( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Incorporating advanced software and hardware technologies, to create a two way electricity and information flow, is forming the concept of the smart grid (SG). In an SG the energy delivery and control not only autonomous ... -
Fault-tolerant control of five-phase current source inverter for medium-voltage drives
Elgenedy, M.A.; Abdel-Khalik, A.S.; Elserougi, A.; Ahmed, Shehab; Massoud, A. ( Institution of Engineering and Technology , 2014 , Conference Paper)Multiphase Machines offer a promising solution to many practical challenges due to their advantages over the three phase counterparts, as fault-tolerant capability and lower torque ripple magnitude. Among different multiphase ... -
Indirect field oriented control of five-phase induction motor based on SPWM-CSI
Elgenedy, M. A.; Abdel-Khalik, A.S.; Massoud, Ahmed; Ahmed, S. ( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Three-phase current source inverter (CSI)-based induction motor (IM) drives are attractive in MV applications since they feature a simple inverter structure, a lower switching dv/dt, and a reliable short circuit protection. ... -
Low-voltage DC input, high-voltage pulse generator using nano-crystalline transformer and sequentially charged MMC sub-modules, for water treatment applications
Elgenedy, M. A.; Massoud, A. M.; Holliday, D.; Ahmed, Shehab; Williams, B ( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)This paper proposes a new high-voltage Pulse Generator (PG), fed from low voltage dc supply Vs. This input supply voltage is utilized to charge two arms of series-connected modular multilevel converter sub-module capacitors ... -
Sinusoidal PWM modulation technique of five-phase current-source-converters with controlled modulation index
Elgenedy, M.A.; Abdel-Khalik, A.; Elserougi, A.; Ahmed, S.; Massoud, Ahmed ( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Applications such as multiphase machine drives and wind energy conversion systems are normally based on voltage source converters (VSCs) which feature a convenient and familiar control scheme. In high-power medium voltage ... -
Smart grid self-healing: Functions, applications, and developments
Elgenedy, M.A.; Massoud, Ahmed; Ahmed, S. ( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Although the power system grid growth pace was slow, the load demand was not. Yet, there are some challenges that impeding the power grid to cope with the load pace, namely: renewable energy integration; energy efficiency; ...