Browsing by Author "Massoud, Ahmed"
Now showing items 21-40 of 41
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Generation, performance evaluation and control design of single-phase differential-mode buck-boost current-source inverters
Darwish, Ahmed; Massoud, Ahmed; Holliday, Derrick; Ahmed, Shehab; Williams, Barry ( Institution of Engineering and Technology , 2016 , Article)Differential-mode inverter topologies are promising for renewable energy generation since they offer advantages such as passive elements sizes reduction, having decreased power losses and reduced total cost. Single phase ... -
Half-bridge modular multilevel-based HVDC converters with external pre-charged capacitors for dc fault current suppression capability
Elserougi, Ahmed; Ahmed, Shehab; Massoud, Ahmed ( Institution of Engineering and Technology , 2016 , Conference Paper)Half-Bridge Modular Multilevel Converters (HB-MMCs) are defenseless against DC side faults. Different types of DC Circuit Breakers (DCCBs) assisted with arrester banks/damping resistors such as solid-state CBs and hybrid ... -
HIGH-POWER ISOLATED MODULAR DC-DC CONVERTER SYSTEM FOR HEAVY-DUTY FUEL-CELL-BASED ELECTRIC VEHICLES
ABOUEATA, WALID MAHMOUD AHMED (2022 , Master Thesis)Electric Vehicles (EVs) have attracted researchers' attention to further develop and enhance this strategic area. Compared with fuel-based vehicles, EVs are more demanded nowadays due to their high performance and new ... -
High-Power Multiport Dc-Dc Converter For PV Farm Applications
Khodadady, Mohammad (2019 , Master Thesis)The trend toward generating electricity from renewable energy sources has encouraged researchers to work on finding more reliable and efficient ways of combining various sources, storage systems, and loads with different ... -
High-voltage pulse generator based on capacitor-diode voltage multiplier centrally fed from dc-dc boost converter
Elserougi, Ahmed; Ahmed, Shehab; Massoud, Ahmed ( Institution of Engineering and Technology , 2016 , Conference Paper)High voltage pulse generators are commonly used in water treatment applications. In this paper, a high voltage pulse generator with closed loop control on its output voltage is presented. The high-voltage pulse generator ... -
Home energy management system embedded with a multi objective demand response optimization model to benefit customers and operators
Amer, Aya Ali Mahmoud Ali (2021 , Master Thesis)This thesis aims to develop a Home Energy Management System (HEMS) that optimizes the load demand and distributed energy resources considering utility price signal, customer satisfaction, and distribution transformer ... -
Load shedding and forecasting in distribution systems with PV-based distributed generation and electric vehicles
Tahir, Anas; Massoud, Ahmed ( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)The aim of the paper is to investigate the load shedding and forecasting in distribution networks with PV-based Distributed Generation (DG) and Plug-in Electric Vehicles (PEVs). Advancement in technology, especially in the ... -
Military Fuel Cell-Based Vehicles: Modular Power DC-DC Converter System
Aboueata, Walid Mahmoud; Massoud, Ahmed; Al-Obaidi, Sinan ( Qatar University Press , 2021 , Poster)Electric Vehicles (EVs) have attracted researchers' attention to further develop and enhance this strategic area. Compared to fuel-based vehicles, EVs are more in demand nowadays due to their high performance and modern ... -
Modeling of CubeSat orientation scenario and solar cells for internet of space provision
Ali, Ali; Massoud, Ahmed; Hasna, Mazen O.; Khattab, Tamer; Jabban, Taha; Nema, Mohammed Aref... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)As a cost-effective alternative to traditional satellites, CubeSats have emerged to provide new space experimentation opportunities. The power budgeting of CubeSats is an essential part of the designing process due to the ... -
Modelling of DC-DC converters with continuous input current for high power PV applications
Alassi, Abdulrahman; Massoud, Ahmed ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)Renewable Energy sources integration to the grid is becoming more vital due to the market share increase. The integration of PV farms, for instance, usually requires a DC-DC conversion stage to boost up the source voltage. ... -
Modular Multilevel Converter-Based Hvdc Transmission Systems
Hussein, Nada Ahmed (2018 , Professional Masters Project)High-Voltage Direct Current (HVDC) transmission systems based on Voltage Source Converter (VSC) technology has attracted significant interest recently for transmitting large amounts of power over long distances using ... -
Multi-module high voltage pulse generator based on DC-DC boost converter and CDVMs for drinking water purification
Elserougi, Ahmed; Ahmed, Shehab; Massoud, Ahmed ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)High pulsed electric field (PEF) can be used effectively in drinking water purification, by applying it across the water sample to be treated. Application of sufficient high PEF guarantees killing of harmful germs and ... -
Multiphase Modular Multilevel Converter Based Drive System For Oil And Gas Recovery In Subsea Applications
Daoud, Mohamed (2019 , Dissertation)Adjustable Speed Drives (ASDs) in subsea/offshore oil and gas applications are involved in several processes throughout production, transportation, and treatment phases, as they supply pumps and compressors. Therefore, ... -
Operation of three-phase modular multilevel converter (MMC) with reduced number of arms
Elserougi, Ahmed; Ahmed, Shehab; Massoud, Ahmed ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)Conventional three-phase MMC consists of six-arms, each arm is controlled to generate unipolar voltage ranging from zero to Vdc where Vdc is the input DC voltage. Each arm voltage has two components (DC and AC components). ... -
Overvoltage and raised fault current issues in active distribution networks
Hussain, S.; Hussain, Shahbaz; Massoud, Ahmed ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)© 2018 IEEE. In this paper, two main challenges, namely over voltage and raised fault current levels, in active distribution networks, are addressed. Voltage profile and raised fault current in normal and fault conditions, ... -
Performance of a three-To-five matrix converter fed five-phase induction motor under open-circuit switch faults
Dabour, Sherif M.; Abdel-Khalik, Ayman; Ahmed, Shehab; Massoud, Ahmed ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)Multiphase machines are conventionally fed from voltage source inverters (VSIs) with bulky dc-link capacitors, which represent a technical drawback in high power medium voltage applications. Alternatively, multiphase matrix ... -
A robust experimental-based artificial neural network approach for photovoltaic maximum power point identification considering electrical, thermal and meteorological impact
Gowid, Samer; Massoud, Ahmed ( Elsevier , 2020 , Article)This paper aims to develop a robust and practical photovoltaic (PV) Maximum Power Point (MPP) identification tool developed using reliable experimental data sets. The correlations between the voltage and the current (Vmp ... -
Solar car efficient power converters' design
ElMenshawy, Mariam; ElMenshawy, Mena; Massoud, Ahmed; Gastli, Adel ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)The first solar car racing named as the World Solar Challenge was organised in Australia aiming to trigger the development of solar powered vehicles by researchers all over the world, and so do, various technologies have ... -
Standard three-phase stator frames for multiphase machines of prime-phase order: Optimal selection of slot/pole combination
Abdel-Khalik, Ayman S.; Massoud, Ahmed; Ahmed, Shehab ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)Multiphase machines have attracted significant attention in both academic and industrial sectors as candidates for high-power safety-critical applications as well as wind energy conversion systems. Undoubtedly, this interest ... -
A TWELVE-PULSE LOAD COMMUTATED CONVERTER DRIVE SYSTEM WITH VSI FOR STARTING UP AND ACTIVE POWER FILTERING IN AN LNG APPLICATION
Khan, Faisal Iftikhar (2016 , Master Thesis)Variable Frequency Drives (VFDs) are an integral component of the industry in today’s age. VFDs provide a great range of control for electrical machines, and can be integrated in a variety of applications to meet the desired ...