Ehab H.E. Bayoumi
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View article: A Low-Cost Fault-Ride-Through Strategy for Electric Vehicle Inverters Using Four-Switch Topology
A Low-Cost Fault-Ride-Through Strategy for Electric Vehicle Inverters Using Four-Switch Topology Open
This paper presents a fault-tolerant control strategy that dynamically reconfigures the proposed system, and the inverter leg with a fault is isolated through a MOSFET-based clamping branch. With the use of a modified Vector Control (VC) a…
View article: Electric Vehicle Adoption in Egypt: A Review of Feasibility, Challenges, and Policy Directions
Electric Vehicle Adoption in Egypt: A Review of Feasibility, Challenges, and Policy Directions Open
This study evaluates the feasibility and visibility of electric vehicles (EVs) in Egypt, addressing critical research gaps and proposing actionable strategies to drive adoption. Employing a systematic review of academic, governmental, and …
View article: Ellipsoidal-Set Design of Robust and Secure Control Against Denial-of-Service Cyber Attacks in Electric-Vehicle Induction Motor Drives
Ellipsoidal-Set Design of Robust and Secure Control Against Denial-of-Service Cyber Attacks in Electric-Vehicle Induction Motor Drives Open
Electric vehicles face increasing cybersecurity threats that can compromise the integrity of their electric drive systems, especially under Denial-of-Service (DoS) attacks. To precisely regulate torque and speed in electric vehicles, vecto…
View article: Next-Generation Smart Inverters: Bridging AI, Cybersecurity, and Policy Gaps for Sustainable Energy Transition
Next-Generation Smart Inverters: Bridging AI, Cybersecurity, and Policy Gaps for Sustainable Energy Transition Open
Smart inverters are pivotal in modern renewable energy systems, enabling efficient grid integration, stability, and advanced control of distributed energy resources. While existing literature addresses their technical functionalities, sign…
View article: Ellipsoidal Design of Robust Secure Frequency Control in Smart Cities Under Denial-of-Service Cyberattack
Ellipsoidal Design of Robust Secure Frequency Control in Smart Cities Under Denial-of-Service Cyberattack Open
To meet the requirements of a smart city in supporting a sustainable high-quality lifestyle for people, there is a need for many smart technologies and smart grids. A smart grid integrates electrical and digital technologies, information, …
View article: A Brief Overview of Modeling Estimation of State of Health for an Electric Vehicle’s Li-Ion Batteries
A Brief Overview of Modeling Estimation of State of Health for an Electric Vehicle’s Li-Ion Batteries Open
The current literature highlights several state-of-health (SOH) prediction models for lithium-ion (Li-ion) batteries used in electric vehicles (EVs). However, a thorough comparative analysis remains absent. This study addresses this gap by…
View article: Bridging Solar Power and Electric Vehicle Mobility: Infrastructure Design, Global Deployments, and Policy Pathways
Bridging Solar Power and Electric Vehicle Mobility: Infrastructure Design, Global Deployments, and Policy Pathways Open
Electric vehicle (EV) technologies have become crucial in the current times as they are projected to be one of the major contributors to energy transition in global transportation and power system. They have been identified to offer social…
View article: Modeling and Control of AC Microgrids Under Unbalanced Utility Grid Voltage Using the Invariant-Ellipsoid Method
Modeling and Control of AC Microgrids Under Unbalanced Utility Grid Voltage Using the Invariant-Ellipsoid Method Open
The increasing penetration of renewable microgrids (MGs) into utility grids (UGs) has introduced new stability and power quality challenges, especially under the unbalanced voltage of the utility grid. This paper presents a novel approach …
View article: ELLIPSOIDAL DESIGN OF SLIDING MODE CONTROL FOR CAR ACTIVE SUSPENSION SYSTEM
ELLIPSOIDAL DESIGN OF SLIDING MODE CONTROL FOR CAR ACTIVE SUSPENSION SYSTEM Open
The issue of state feedback sliding mode control (SMC) for a particular kind of active quarter-car suspension system is discussed in this work. The suspension systems' dynamic system is built with the three control objectives of maximal ac…
View article: Decentralized Robust Power System Stabilization Using Ellipsoid-Based Sliding Mode Control
Decentralized Robust Power System Stabilization Using Ellipsoid-Based Sliding Mode Control Open
Power systems are naturally prone to numerous uncertainties. Power system functioning is inherently unpredictable, which makes the networks susceptible to instability. Rotor-angle instability is a critical problem that, if not effectively …
View article: A smart energy monitoring system using ESP32 microcontroller
A smart energy monitoring system using ESP32 microcontroller Open
Gaza's electrical deficit has resulted in the rise of new energy suppliers that sell power from private generators at higher prices. Consumers have challenges because they cannot tell whether their energy originates from the utility or pri…
View article: Attractive Ellipsoid Technique for a Decentralized Passivity-Based Voltage Tracker for Islanded DC Microgrids
Attractive Ellipsoid Technique for a Decentralized Passivity-Based Voltage Tracker for Islanded DC Microgrids Open
A new passivity-based voltage tracker for islanded Direct Current (DC) microgrids is presented in this paper. The proposed design develops a new sufficient condition for passivity-based state feedback with proportional and integral control…
View article: RETRACTED: An improved equalization technique for fast charging of Electric vehicles
RETRACTED: An improved equalization technique for fast charging of Electric vehicles Open
This paper describes a lithium-ion battery (LIB) hybrid equalization (HE) structure. There are two primary strategies for voltage equalization (EQ): passive and active. Active equalization (AE) moves energy between the LIBs, whereas passiv…
View article: Implications of lithium-ion cell temperature estimation methods for intelligent battery management and fast charging systems
Implications of lithium-ion cell temperature estimation methods for intelligent battery management and fast charging systems Open
This article examines in depth the most recent thermal testing techniques for lithium-ion batteries (LIBs). Temperature estimation circuits can be divided into six divisions based on modeling and calculation methods, including electrochemi…
View article: Grid-Connected EV Fast Charging Stations Using Vector Control and CC-CV Techniques
Grid-Connected EV Fast Charging Stations Using Vector Control and CC-CV Techniques Open
Electric cars are becoming more and more popular.In 2019, 2.2 million electric cars were sold around the world, and that number increased in 2021 to 6.6 million.Microgrids prove to be a viable resolution to the challenge of integrating lar…
View article: Development of robust and accurate thermo-electrochemical models for Lithium-ion batteries
Development of robust and accurate thermo-electrochemical models for Lithium-ion batteries Open
Integrating lithium-ion batteries (LIBs) as an energy storage system in electronic devices, including electric vehicles (EVs), creates new challenges. LIB design must be optimized according to the specifications of each application to impr…
View article: Decentralized Sensor Fault-Tolerant Control of DC Microgrids Using the Attracting Ellipsoid Method
Decentralized Sensor Fault-Tolerant Control of DC Microgrids Using the Attracting Ellipsoid Method Open
System stability deterioration in microgrids commonly occurs due to unpredictable faults and equipment malfunctions. Recently, robust control techniques have been used in microgrid systems to address these difficulties. In this paper, for …
View article: Unity Power Factor Operation in Microgrid Applications Using Fuzzy Type 2 Nested Controllers
Unity Power Factor Operation in Microgrid Applications Using Fuzzy Type 2 Nested Controllers Open
The issue of low-power factor operation microgrids was reported for several layouts. Although numerous power factor improvement strategies have been applied and tested, various concerns remain to be addressed such as transient performance,…
View article: Harmonic Distortion Reduction of Transformer-Less Grid-Connected Converters by Ellipsoidal-Based Robust Control
Harmonic Distortion Reduction of Transformer-Less Grid-Connected Converters by Ellipsoidal-Based Robust Control Open
A photovoltaic generator connected to a large network and supplying a nonlinear load (source of harmonics) injects distorted current into the grid. This manuscript presents an invariant-ellipsoid set design of a robust controlled active po…
View article: Invariant-set design of robust switched trackers for bidirectional power converters in hybrid microgrids
Invariant-set design of robust switched trackers for bidirectional power converters in hybrid microgrids Open
The small-signal stability of a hybrid (DC/AC) microgrid is highly affected by the direction and amount of power flow through the interlinking converter (IC). This article proposes an invariant-set design of non-droop tracker (to follow th…
View article: Invariant Set-Based DC Microgrid Decentralized Actuator Fault-Tolerant Control
Invariant Set-Based DC Microgrid Decentralized Actuator Fault-Tolerant Control Open
Faults and system failure components are primarily two causes of unstable or deteriorating control performance of power system. In this study, we present a novel approach to the decentralized restoration of large DC microgrids using fault-…
View article: Electric vehicles: a review of their components and technologies
Electric vehicles: a review of their components and technologies Open
The number of electrical vehicles (EVs) on the road has increased in recent years, including battery-electric vehicles (BEV), hybrid-electric vehicles (HEV), plug-in hybrid-electric vehicles (PHEVs), and fuel-cell electric vehicles (FCEV).…
View article: Ellipsoidal Design of Robust Stabilization for Markov Jump Power Systems under Normal and Contingency Conditions
Ellipsoidal Design of Robust Stabilization for Markov Jump Power Systems under Normal and Contingency Conditions Open
The essential prerequisites for secure customer service are power system stability and reliability. This work shows how to construct a robust switching control for studying power system load changes using an invariant ellipsoid method. Fur…
View article: Robust decentralized plug and play voltage tracker of islanded microgrids under loads and lines uncertainties by the invariant ellipsoids
Robust decentralized plug and play voltage tracker of islanded microgrids under loads and lines uncertainties by the invariant ellipsoids Open
Microgrids (MGs) comprising of distributed generation units (DGs) are subjected to plug-and-play operation (PnP), lines (connecting the DGs) parameters uncertainty, and load changes. Robust stability and an authentic operation for islanded…
View article: DRNN Robust DTC for Induction Motor Drive Systems Using FSTPI
DRNN Robust DTC for Induction Motor Drive Systems Using FSTPI Open
In this paper, a self-tuning PI speed controller based on diagonal recurrent neural network is (DRNN) investigated and simulated to increase the robustness of the direct torque control (DTC) scheme for three-phase low-power IM drive system…
View article: Robust Tracker of Hybrid Microgrids by the Invariant-Ellipsoid Set
Robust Tracker of Hybrid Microgrids by the Invariant-Ellipsoid Set Open
This paper introduces a new ellipsoidal-based tracker design to control a grid-connected hybrid direct current/alternating current (DC/AC) microgrid (MG). The proposed controller is robust against both parameters and load variations. The s…
View article: Ellipsoidal-Set Design of the Decentralized Plug and Play Control for Direct Current Microgrids
Ellipsoidal-Set Design of the Decentralized Plug and Play Control for Direct Current Microgrids Open
Recently the integration of renewable energy resources to direct-current microgrids has become a hot research topic. The voltage stability problem is of paramount importance when the system is subject to external disturbances, parameters u…
View article: Robust Decentralized Tracking Voltage Control for Islanded Microgrids by Invariant Ellipsoids
Robust Decentralized Tracking Voltage Control for Islanded Microgrids by Invariant Ellipsoids Open
This manuscript presents a robust tracking (servomechanism) controller for linear time-invariant (LTI) islanded (autonomous, isolated) microgrid voltage control. The studied microgrid (MG) consists of many distributed energy resources (DER…