تصفح Electrical Engineering حسب المؤلف "Ben-Brahim, Lazhar"
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A battery health monitoring method using machine learning: A data-driven approach
Sheikh, Shehzar Shahzad; Anjum, Mahnoor; Khan, Muhammad Abdullah; Hassan, Syed Ali; Khalid, Hassan Abdullah; Gastli, Adel; Ben-Brahim, Lazhar... more authors ... less authors ( MDPI , 2020 , Article)Batteries are combinations of electrochemical cells that generate electricity to power electrical devices. Batteries are continuously converting chemical energy to electrical energy, and require appropriate maintenance to ... -
A Comparative Study of High-gain Cascaded DC-DC Converter Topologies
Murad, Zaid; Anzi, Fadel Al; Ben-Brahim, Lazhar ( IEEE , 2022 , Conference Paper)DC-DC boost converters are utilized to step-up the voltage level to match a certain application requirement. Although Conventional boost converter is simple and easy to be implemented, it has a low boosting capability and ... -
Current rating analysis of a nine-switch based unified expandable power converter considering different configurations
Bizhani, Hamed; Muyeen, S. M.; Tatari, Fatemeh R.; Techato, Kuaanan; Ben-Brahim, Lazhar; Blaabjerg, Frede... more authors ... less authors ( IEEE , 2020 , Conference Paper)Using low switch converters due to their cost-effectiveness has been an interesting topic in different applications such as grid integration of distributed generation systems and multi-machine drives. Recently, a nine-switch ... -
Deadbeat control of Z source inverter with voltage ride-through capability
Fayyad, Yara; Ben-Brahim, Lazhar ( IEEE , 2013 , Conference Paper)This paper presents a Z source inverter connected to grid. The effect of voltage sags on ZSI will be studied when two different ac side control schemes are used. The paper compares the performance of both PI control and ... -
Deadbeat control with multi-sampling compensation for medium-voltage motor drives by cascaded multi-cell inverter using FPGA based hardware controller
Tajima, Yusuke; Hori, Yuta; Ino, Takayuki; Yokoyama, Tomoki; Ben-Brahim, Lazhar; Trabelsi, Mohamed... more authors ... less authors ( IEEE , 2011 , Conference Paper)Multi-cell inverter include an array of single-phase inverters capable of handling higher voltage ratings with lower rating power electronics devices. In this paper, a deadbeat control combined with a multi-sampling ... -
Differential Flatness-Based Performance Enhancement of a Vector Controlled VSC with an LCL-Filter for Weak Grids
Khalid, Hassan Abdullah; Cecati, Carlo; Al-Emadi, Nasser Ahmed; Gastli, Adel; Ben-Brahim, Lazhar ( IEEE , 2021 , Article)In this paper, a novel single-loop flatness-based controller (FBC) is proposed to control the grid-side current in a shunt converter connected to a weak grid through an LCL-filter. After its mathematical description, the ... -
Digital control for UPS inverters
Ben-Brahim, Lazhar; Yokoyama, Tomoki; Kawamura, Atsuo ( IEEE , 2003 , Conference Paper)PWM inverters digital controls with dead-beat re sponse, for UPS applications, are reviewed. To improve the output waveforms of the PWM inverter, several modern control techniques are applied together with the deadbeat ... -
Dual Mechanical Port Machine Based Hybrid Electric Vehicle Using Reduced Switch Converters
Bizhani, Hamed; Yao, Gang; Muyeen, S. M.; Islam, Syed Mofizul; Ben-Brahim, Lazhar ( IEEE , 2019 , Article)Due to the increased environmental pollution, hybrid vehicles have attracted enormous attention in today's society. The two most important factors in designing these vehicles are size and weight. For this purpose, some ... -
Enhanced Deadbeat Control Approach for Grid-Tied Multilevel Flying Capacitors Inverter
Trabelsi, Mohamed; Ben-Brahim, Lazhar; Gastli, Adel; Abu-Rub, Haitham ( IEEE , 2022 , Article)This paper proposes an enhanced Deadbeat Controller (DBC) for a grid-tied Flying Capacitors Inverter (FCI). The proposed DBC guarantees the balancing of the capacitors' voltages while injecting current to the grid with ... -
A high precision resolver-to-DC converter
Benammar, Mohieddine; Ben-Brahim, Lazhar; Alhamadi, Mohd A. ( IEEE , 2005 , Article)A newly developed resolver converter, providing a pseudolinear voltage proportional to the shaft angle, is presented. This converter is based on a new concept involving the absolute values of the demodulated sine and cosine ... -
High-Gain Non-isolated Single-Switch DC-DC Converters in Power Factor Correction Rectifiers: A Performance Assessment
Hussein, Bayan; Alsalemi, Abdulazeez; Ben-Brahim, Lazhar ( IEEE , 2022 , Conference Paper)Conventional single-stage Power Factor Correction (PFC) rectifiers struggle with extreme duty ratio operation for low-voltage applications, like Low-speed Electric Vehicles (LSEV). This worsens the performance of the ... -
High-Power Drive Systems for Industrial Applications: Practical Examples
Ben-Brahim, Lazhar; Yoshino, Teruo ( John Wiley & Sons, Ltd , 2014 , Book chapter) -
Integrated Multi-Criteria Model for Long-Term Placement of Electric Vehicle Chargers
Abdullah, Heba M.; Gastli, Adel; Ben-Brahim, Lazhar; Mohammed, Semira O. ( Institute of Electrical and Electronics Engineers , 2022 , Article)Based on the global greenhouse gas (GHG) emissions targets, governments all over the world are speeding up the adoption of electric vehicles (EVs). However, one of the key challenges in designing the novel EV system is to ... -
Matlab/Simulink implementation & simulation of islanding detection using passive methods
Ashour, Marwa; Ben-Brahim, Lazhar; Gastli, Adel; Al-Emadi, Nasser; Fayyad, Yara ( IEEE , 2013 , Conference Paper)The extensive use of Distributed Generators in Electrical and power systems made it a must to explore its functionality and the issues related to their connection to the grid. One of the main issues is unintentional ... -
Modeling, impedance design, and efficiency analysis of quasi-Z source module in cascaded multilevel photovoltaic power system
Sun, Dongsen; Ge, Baoming; Yan, Xingyu; Bi, Daqiang; Zhang, Hao; Liu, Yushan; Abu-Rub, Haitham; Ben-Brahim, Lazhar; Peng, Fang Zheng... more authors ... less authors ( IEEE , 2014 , Article)The quasi-Z source (qZS) cascaded multilevel inverter (CMI) (qZS-CMI) presents attractive advantages in application to photovoltaic (PV) power system. Each PV panel connects to an H-bridge qZS inverter (qZSI) to form a ... -
Multi-objective model predictive control for grid-tied 15-level packed U cells inverter
Trabelsi, Mohamed; Bayhan, Sertac; Refaat, Shady S.; Abu-Rub, Haitham; Ben-Brahim, Lazhar ( IEEE , 2016 , Conference Paper)This paper presents a multi-objective Model Predictive Control (MPC) for grid-tied 4-cell 15-level Packed U Cells (PUC) inverter. This challenging topology is characterized by high power quality with reduced number of ... -
Multilevel cascaded Z source inverter for PV power generation system
Fayyad, Yara; Ben-Brahim, Lazhar ( IEEE , 2012 , Conference Paper)The paper investigates the use of multilevel cascaded Z source inverter (MC-ZSI) for photovoltaic (PV) power generation system. The control of the proposed system will take into account the multilevel modulation scheme and ... -
A neutral point voltage balancing method for multi-level GTO inverters
Ben-Brahim, Lazhar ( IEEE , 2006 , Conference Paper)The balancing problem of the DC-link capacitor voltage is inherent in the NPC inverter. It is extremely important to keep the upper and lower DC-link capacitor voltages balanced to guarantee the three level operation of ... -
A new angle determination method for resolvers
Ben-Brahim, Lazhar; Benammar, Mohieddine; Alhamadi, Mohd; Al-Emadi, Nasser; Al-Hitmi, Mohammed ( IEEE , 2008 , Conference Paper)A new low cost method for converting the amplitudes of the sine/cosine signals generated by the resolver into a measure of the angle of its shaft. The new method operates without lookup tables (LUT), and takes advantage ... -
A new iterative learning control method for PWM inverter current regulation
Ben-Brahim, Lazhar; Benammar, Mohieddine; Alhamadi, Mohd A. ( IEEE , 2003 , Conference Paper)AC servomotor speed or current controller based on PI control and/or optimal control, can not eliminate the cyclical fluctuations of speed or current when subject to periodic disturbances. PWM inverters output waveforms ...