Browsing by Author "Daoud, M. I."
Now showing items 1-10 of 10
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A dual three-phase induction machine based flywheel storage system driven by modular multilevel converters for fault ride through in HVDC systems
Daoud, M. I.; Massoud, A.; Elserougi, A.; Abdel-Khalik, A.; Ahmed, Shehab ( IEEE Computer Society , 2016 , Conference Paper)One of the main challenges of voltage source converter based high voltage direct current (VSC-HVDC) transmission systems is the AC faults at the grid side. This work introduces the integration of multiphase induction machine ... -
An asymmetrical six phase induction machine for flywheel energy storage drive systems
Daoud, M.I.; Abdel-Khalik, A.S.; Massoud, Ahmed; Ahmed, S. ( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Energy storage systems have become an essential part of power utilities due to their capability of providing high level of power quality and stability. Flywheel energy storage systems (FESSs) are now employed with numerous ... -
An asymmetrical six-phase induction machine-based flywheel energy storage system using modular multilevel converters
Daoud, M. I.; Massoud, A.; Abdel-Khalik, A.; Ahmed, Shehab ( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)Energy storage systems have become an essential pillar in most of electrical engineering applications due to introduced technical and economical merits, particularly following the pronounced grid-integration of renewable ... -
DC bus control of an advanced flywheel energy storage kinetic traction system for electrified railway industry
Daoud, Mohamed I.; Abdel-Khalik, A. S.; Elserougi, A.; Ahmed, S.; Massoud, Ahmed ( IEEE , 2013 , Conference Paper)The evolution of public transportation exhibits high potential nowadays due to the consistent demand of clean transportation with low pollution rates. Therefore electrified railway systems become viable with their ... -
Investigation of sensorless capacitor voltage balancing technique for modular multilevel converters
Elserougi, A.; Daoud, M.I.; Massoud, A.M.; Abdel-Khalik, A.S.; Ahmed, Shehab ( IEEE , 2014 , Conference Paper)Modular Multilevel converters (MMC) have become one of the most promising topologies for DC-AC conversion in recent years. Capacitor voltage balancing is a vital issue for proper operation of the MMC. Generally, conventional ... -
Maximum power transfer of PV-fed inverter-based distributed generation with improved voltage regulation using flywheel energy storage systems
El-Deeb, H.M.; Daoud, M.I.; Elserougi, A.; Abdel-Khalik, A.S.; Ahmed, S.; Massoud, Ahmed... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)One of the main issues accompanied with the high penetration of PV distributed generation (DG) systems in low voltage (LV) networks is the overvoltage challenge. The amount of injected power to the grid is directly related ... -
Medium voltage flywheel energy storage system employing dual three-phase induction machine with machine-side series-connected converters
Daoud, M.I.; Abdel-Khalik, A. S.; Elserougi, A.; Massoud, Ahmed; Ahmed, S. ( Institution of Engineering and Technology , 2014 , Conference Paper)Flywheels as energy storage systems are good candidates for numerous power system applications such as voltage support, serving fluctuating loads, frequency regulation and renewable energy utilization. Most of these ... -
Medium voltage flywheel energy storage system employing dual three-phase induction machine with machine-side series-connected converters
Daoud, M.I.; Abdel-Khalik, A. S.; Elserougi, A.; Massoud, Ahmed; Ahmed, S. ( Institution of Engineering and Technology , 2014 , Conference Paper)Flywheels as energy storage systems are good candidates for numerous power system applications such as voltage support, serving fluctuating loads, frequency regulation and renewable energy utilization. Most of these ... -
Ride-through capability enhancement of VSC-HVDC based wind farms using low speed flywheel energy storage system
Daoud, M. I.; Massoud, Ahmed; Ahmed, S.; Abdel-Khalik, A. S.; Elserougi, A. ( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Reliable balancing of active power generated via wind farms is vital for power system stability and for maintaining system frequency deviations within acceptable limits. This paper presents a backup power balancing technique ... -
Zero-/Low-Speed Operation of Multiphase Drive Systems With Modular Multilevel Converters
Daoud, M.I.; Elserougi, A.A.; Massoud, Ahmed; Bojoi, R.; Abdel-Khalik, A.S.; Ahmed, S.... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)Modular multilevel converter (MMC)-based AC motor drives are emerging trend-research. They ease medium-/high-voltage handling in high-power applications with reduced footprint and life-cycle costs. A known challenge ...