Browsing Electrical Engineering by Author "Massoud, A."
Now showing items 1-20 of 37
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A bearingless coaxial magnetic gearbox
Abdel-Khalik, A.S.; Ahmed, Shehab; Massoud A. ( Elsevier , 2014 , Article)Recently, magnetic gearboxes (MGBs) are serious contenders to their conventional mechanical counterparts in terms of reduced maintenance requirements, improved reliability, tolerance to mechanical inaccuracies, and inherent ... -
A bidirectional non-isolated hybrid modular DC-DC converter with zero-voltage switching
Elserougi A.; Abdelsalam I.; Massoud A.; Ahmed S. ( Elsevier Ltd , 2019 , Article)In this paper, a bidirectional non-isolated hybrid modular DC-DC converter for high-voltage (HV) applications is investigated. In this configuration, conventional Half-Bridge Sub-Modules (HB-SMs) are employed. The proposed ... -
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 ... -
A new permanent-magnet vernier machine using a single layer winding layout for electric vehicles
Abdel-Khalik, A.S.; Ahmed, Shehab; Massoud, A. ( IEEE , 2014 , Conference Paper)Permanent magnet (PM) vernier machines have shown promise in electric vehicle applications as they offer high torque density and low speed/high torque operation by introducing flux-modulation poles that modulate the ... -
A permanent-magnet machine with improved torque density based on a single layer winding layout for electric vehicle applications
Abdel-Khalik, A.S.; Gadoue, S.; Ahmed, Shehab; Massoud, A. ( IEEE , 2014 , Conference Paper)This paper proposes a novel single layer winding layout for a permanent magnet machine with improved torque density for electric vehicle applications. In this paper, two permanent-magnet (PM) machines with outer rotors and ... -
A Self-Balanced Bidirectional Medium-/High-Voltage Hybrid Modular DC-DC Converter with Low-Voltage Common DC-Link and Sequential Charging/Discharging of Submodules Capacitors
Elserougi A.A.; Massoud A.; Abdelsalam I.; Ahmed S. ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)This paper proposes a medium-/high-voltage high-power hybrid modular DC-DC converter to interconnect two different dc-voltage levels in medium-/high-voltage dc grids. The converter consists of half-bridge submodules (SMs) ... -
A static three-phase to five-phase transformer based on Scott connection
Abdel-Khalik, A.S.; Shafik, Z.; Elserougi, A.; Ahmed, Shehab; Massoud, A. ( Elsevier B.V. , 2014 , Article)Multiphase machines have become challenging candidates for safety-critical applications that require wide fault tolerant capabilities and higher system reliability. However, this adds more complexity to the adopted power ... -
A Wireless Battery Temperature Monitoring System for Electric Vehicle Charging
Wang B.; Fernandez J.H.; Massoud A. ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)Thermal monitoring during charging increases the safety and efficiency of Electric Vehicles (EVs) batteries. Up to now, no thermal sensing solutions are able to perform temperature sensing for each battery cell in the EV ... -
An active damping approach for PR-based current control of grid-tied VSI with LCL filter
Azani, H.; Massoud, A.; Benbrahim, L.; Williams, B. W.; Holliday, D. ( Institution of Engineering and Technology , 2016 , Conference Paper)The use of the Voltage Source Inverter (VSI) in Distributed Power Generation Systems (DPGS) and their connection to the utility network requires low pass filters which are typically used for grid current harmonic suppression. ... -
An active-damped LLCL filter for grid-tied three-phase voltage source inverter with PR current control
Azani, H.; Massoud, A.; Benbrahim, L.; Williams, B. W.; Holliday, D. ( Institution of Engineering and Technology , 2016 , Conference Paper)For the grid connection of voltage source inverters (VSIs), the power passive filters are a standard solution for grid-current harmonic attenuation. However, these types of filters may cause resonance between the inverter ... -
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 ... -
An H-Bridge Modular DC-DC Converter with Bidirectional Flyback-Based Energy Equalization Modules
Elserougi A.; Massoud A.; Ahmed S. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Conventional Modular Multilevel Converter (MMC) is a promising candidate in high-voltage high-power applications. Unfortunately, operating the conventional MMC with DC output voltage results in unbalanced capacitors' ... -
An LCL filter-based grid-interfaced three-phase voltage source inverter: Performance evaluation and stability anaylsis
Azani, H.; Massoud, A.; Benbrahim, L.; Williams, B.W.; Holiday, D. ( Institution of Engineering and Technology , 2014 , Conference Paper)Power converters in grid connection applications commonly employ Sinusoidal Pulse-Width Modulation (SPWM) technique. Passive filters are employed in order to attenuate the generated switching current ripples and reduces ... -
Assessment of isolated and non-isolated DC-DC converters for medium-voltage PV applications
Alassi A.; Al-Aswad A.; Gastli A.; Brahim L.B.; Massoud A. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)The potential of Photovoltaic (PV) panels as a main tool of harnessing solar energy is increasing with the advancements in their power conditioning and conversion stages that vary based on applications. This paper focuses ... -
Common-mode voltage reduction of matrix converter fed seven-phase induction machine
Dabour, S. M.; Abdel-khalik, A. S.; Ahmed, Shehab; Massoud, A. ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)This paper introduces space vector modulation (SVM) schemes for reducing the common mode voltage (CMV) of a direct three-to seven-phase matrix converter (3?7 MC) fed a seven-phase induction motor. The proposed techniques ... -
Design and analysis of high-gain medium-voltage DC-DC converters for high-power PV applications
Sayed S.; Elmenshawy M.; Elmenshawy M.; Ben-Brahim L.; Massoud A. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Medium-Voltage (MV) DC grids for collecting and integrating Photovoltaic (PV) systems offer an effective solution to overcome the problems introduced due to AC grid. The direct conversion of the PV power to MV DC grid ... -
A design example of an 8-pole radial AMB for flywheel energy storage
Daoud, Mohamed I.; Abdel-Khalik, A. S.; Massoud, A.; Ahmed, S.; Abbasy, Nabil H. ( IEEE , 2012 , Conference Paper)High speed flywheel energy storage systems normally use magnetic bearings to reduce friction loss. Bearing load consists of radial forces with or without axial forces according to drive configuration and requirements. The ... -
Design of a capacitive power transfer system for charging of electric vehicles
Elekhtiar A.; Eltagy L.; Zamzam T.; Massoud A. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Electric Vehicles (EV) nowadays are an attractive means of transportation, as they do not emit harmful gasses. Charging of EVs can be achieved through either direct contact or contactless approaches. Contactless charging ... -
Design of an electric spring for power quality improvement in PV-based DC grid
Hashem R.A.; Soliman Y.; Al-Sharm S.; Massoud A. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Electric Spring (ES) concept has been emerged based on the mechanical spring concept. ES can be employed in AC or DC grid for demand side management, and improving the power quality and energy management. Renewable Energy ... -
Dynamic mitigation of EV charging stations impact on active Distribution Networks with Distributed BESSs
Meraj M.; Massoud A. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Less secured and stressed power system operating conditions have motivated the grid integration of renewable energy generators. Nonetheless, intermittency of renewable energy sources along with the emerging charging ...