تصفح Electrical Engineering حسب المؤلف "Rahman, Syed"
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7L-SCBI topology with minimal semiconductor device count
Reddy, B. Prathap; Siddique, Marif Daula; Iqbal, Atif; Mekhilef, Saad; Rahman, Syed; Maroti, Pandav Kiran... more authors ... less authors ( Institution of Engineering and Technology , 2020 , Article)In this work, a seven-level switched capacitor boost inverter (7L-SCBI) is proposed with minimal resource count. The proposed inverter requires only eight switches and two capacitors to generate a seven-level voltage. The ... -
A Combinational Level-Shifted and Phase-Shifted PWM Technique for Symmetrical Power Distribution in CHB Inverters
Rahman, Syed; Meraj, Mohammad; Iqbal, Atif; Reddy, B. Prathap; Khan, Irfan ( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)In cascaded H-bridge (CHB) multilevel inverters (MLIs), phase-shifted pulse width modulation (PSPWM) and level-shifted pulse width modulation (LSPWM) are the two prominent techniques to attain multilevel and better ... -
A Dual Active Bridge based Wireless Power Transfer System for EV Battery Charging Controlled Using High Speed FPGA
Al-Hitmi, MohammedA.; Iqbal, Atif; Rahman, Syed; Maroti P.K.; Meraj, Mohammad; Mehrjerdi, Hasan... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)In this paper, a Dual Active Bridge (DAB) based fast charging system is designed for multiple port Electric Vehicle (EV) charging which are simultaneously feeding the three EVs rated for different powers using a common DC ... -
A hybrid active and reactive power control with Quasi Z-source inverter in single-phase grid-connected PV systems
Meraj, M.; Rahman, Syed.; Iqbal, A.; Ben-Brahim, L.; Alammari, R.; Abu-Rub, H.... more authors ... less authors ( IEEE Computer Society , 2016 , Conference Paper)This paper presents a hybrid method of active power and reactive power control strategy with Quasi Z-source inverter (QZSI) in single phase grid connected photovoltaic (PV) systems. The maximum power from the PV panel is ... -
A novel high gain boost converter with switched reactive network for electric vehicle application: A new member of modified boost converter family
Al-Hitmi, MohammedA.; Iqbal, Atif; Maroti, Pandav Kiran; Reddy, P.; Rahman, Syed; Meraj, Mohammad... more authors ... less authors ( Institution of Engineering and Technology , 2020 , Conference Paper)In this paper, a new member of high gain Modified Boost Converter (MBC) with Switched Reactive Network (SRN) is presented for Electric Vehicle (EV) application. The proposed converter is a non-isolated converter and providing ... -
A Novel Pulse Width Amplitude Modulation for Elimination of Multiple Harmonics in Asymmetrical Multilevel Inverter
Ahmad, Salman; Khan, Irfan; Iqbal, Atif; Rahman, Syed ( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)For medium voltage high power applications the low switching frequency PWM techniques for power converters is preferred. In preprogrammed low switching frequency based PWM technique, the main difficulty is in solving the ... -
A Quasi Impedance Source Inverter based Wireless Power Transfer System for Battery Charging Applications for Electric Vehicle
Iqbal, Atif; Al-Hitmi, MohammedA.; Maroti, Pandav Kiran; Daula, M.; Meraj, Mohammad; Rahman, Syed... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)In this paper, a quasi-impendence source-based inductive type wireless power transfer rapid charging system of 60 kW is presented. The proposed system consists of a quasi Z-source converter (required to boost the input ... -
A review on recent developments in control and optimization of micro grids
Ishaq, Saima; Khan, Irfan; Rahman, Syed; Hussain, Tanveer; Iqbal, Atif; Elavarasan, Rajvikram Madurai... more authors ... less authors ( Elsevier , 2022 , Article Review)Modern utility grid is experiencing a transition from conservative centralized generation structure to a more distributed and decentralized structure. To achieve this transition, decentralized energy sources and loads must ... -
A state-of-the-art review on topologies and control techniques of solid-state transformers for electric vehicle extreme fast charging
Tahir, Yameena; Khan, Irfan; Rahman, Syed; Nadeem, Muhammad Faisal; Iqbal, Atif; Xu, Yinliang; Rafi, Mohammad... more authors ... less authors ( John Wiley and Sons Inc , 2021 , Article Review)Electrical vehicle (EV) technology has gained popularity due to its higher efficiency, less maintenance, and lower dependence on fossil fuels. However, a longer charging time is a significant barrier to its complete ... -
Cascaded multilevel qZSI powered single-phase induction motor for water pump application
Rahman, Syed; Meraj, Mohammad; Iqbal, Atif; Tariq, Mohd; Maswood, Ali I.; Ben-Brahim, Lazhar; Alammari, Rashid... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)In this paper, Solar powered Single-Phase Capacitor Start Induction motor for water pump application is discussed. Output of solar panel is connected to quasi Z Source Inverter (qZSI). Three modules of qZSI are connected ... -
Closed-Loop Control and Boundary for CCM and DCM of Nonisolated Inverting N× Multilevel Boost Converter for High-Voltage Step-Up Applications
Iqbal, Atif; Bhaskar, Mahajan Sagar; Meraj, Mohammad; Padmanaban, S.; Rahman, Syed ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)In this paper, closed-loop control and boundary condition for continuous conduction mode and discontinuous conduction mode of nonisolated inverting N× multilevel boost converter (MBC) are articulated. Inverting N× MBC ... -
Common Mode Voltage Reduction in a Single-Phase Quasi Z-Source Inverter for Transformerless Grid-Connected Solar PV Applications
Meraj, Mohammad; Rahman, Syed; Iqbal, Atif; Ben-Brahim, Lazhar ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)The quasi-Z-source inverter (qZSI) is becoming a popular inverter topology that can buck or boost input voltage without a dc-dc converter and hence can be used in transformerless configuration. Due to its single-stage ... -
Design and Implementation of Cascaded Multilevel qZSI Powered Single-Phase Induction Motor for Isolated Grid Water Pump Application
Rahman, Syed; Meraj, Mohammad; Iqbal, Atif; Tariq, M.; Maswood, A.I.; Ben-Brahim, Lazhar; Al-Ammari, R.... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)This article presents the design and implementation of solar-powered V/f controlled single-phase capacitor-start induction motor. Multilevel quasi impedance source inverter controls the power flowing from the photovoltaic ... -
Dynamic Modeling and Control of Pole-Phase Modulation-Based Multiphase Induction Motor Drives
Reddy, B. Prathap; Iqbal, Atif; Rahman, Syed; Meraj, Mohammad; Keerthipati, Sivakumar ( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)Pole-phase modulation-based induction motor (PPMIM) drives possess the capability of providing an extended range of speed-torque for high-power traction application with the available additional degrees of freedom in the ... -
Experimental Investigation and Comparative Evaluation of Standard Level Shifted Multi-Carrier Modulation Schemes with a Constraint GA Based SHE Techniques for a Seven-Level PUC Inverter
Iqbal, Atif; Meraj, Mohammad; Tariq, M.; Lodi, K. A.; Maswood, A. I.; Rahman, Syed... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)This paper investigates a reduced switch count topology for seven-level single-phase voltage-source inverter, nomenclatures as asymmetrical holding capacitor or also known as asymmetrical flying level capacitor or packed ... -
Failure mode analysis for single-phase Multi-level qZSI interfacing PV system to utility grid
Rahman, Syed; Meraj, Mohammad; Iqbal, Atif; Ben-Brahim, Lazhar; Alammari, Rashid; Abu-Rub Syed, Haitham; Meraj, Mohammad; Iqbal, Atif; Ben-Brahim, Lazhar; Alammari, Rashid; Abu-Rub, Haitham.... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)Cascaded Multi-level inverter for synchronization of power generated from PV system to utility grid is reported in this paper. Inverters are prone to several types of faults e.g. switch failure or dc link capacitor failure. ... -
Field-Oriented Control of Five-Phase Induction Motor fed from Space Vector Modulated Matrix Converter
Rahman, Khaliqur; Rahman, Syed; Bhaskar, Mahajan Sagar; Iqbal, Atif; Khandakar, Amith; Tariq, Mohd; Alamri, Basem... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)This paper presents the field-oriented control (FOC) of a five-phase induction motor (FPIM) fed from a three-to-five phase direct matrix converter (DMC). The article focuses on the modulation and control of the three-to-five ... -
High Brightness and High Voltage Dimmable LED Driver for Advanced Lighting System
Meraj, Mohammad; Rahman , Syed; Iqbal , Atif; Ben-Brahim, Lazhar ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)In energy efficient system designs, LED lighting leads to reduction in global energy demand. This paper proposes a high brightness, high efficiency, dimmable LED driver based on linear current regulator technology for DC ... -
Impact of EV charging Station Penetration on Harmonic Distortion Level in Utility Distribution Network: A Case Study of Qatar
Abdellahi, Ahmed; Iqbal, Atif; Khan, Irfan; Al-Wahedi, Abdulla; Mehrjerdi, Hasan; Rahman, Syed... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)The penetration of electric vehicles (EV) into the public distribution grid can create various technical issues related to the services' power quality and reliability. These impacts range from thermal limits violation of ... -
Impact of Harmonics of Distributed Generators on the Harmonic Profiling of Distribution Networks
Rahman, Syed; Khan, Irfan Ahmad; Iqbal, Atif ( Institute of Electrical and Electronics Engineers Inc. , 2023 , Conference Paper)Distributed generators (DGs) have emerged as a go-to solution to accommodate increasing loads, with the existing grid infrastructure. The DG-injected power can be consumed locally, thereby reducing the grid current and ...