Browsing by Author "Ben-Brahim, L."
Now showing items 1-16 of 16
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ANN-based extraction approach of PV cell equivalent circuit parameters
Gastli, A.; Ben-Brahim, L.; Rhouma, M. B.H. ( IEEE , 2015 , Conference Paper)In most practical cases, a PV array is constructed from a combination of standard PV units (solar cells or panels) connected in series and/or in parallel to obtain the desired power, voltage and current ratings. However, ... -
Development of a grid connected photovoltaic power conditioning system based on flying capacitors inverter
Trabelsi, M.; Ben-Brahim, L. ( IEEE , 2011 , Conference Paper)In an effort to utilize the solar energy effectively through power electronics converters (conditioners), a great deal of research is being carried out to meet the increasing demand for load. This paper proposes an ... -
Discontinuous space vector pulse width modulation techniques for a five-phase quasi Z-source inverter
Abduallah, A. A.; Iqbal, A.; Meraj, M.; Ben-Brahim, L.; Alammari, R.; Abu-Rub, H.... more authors ... less authors ( IEEE , 2015 , Conference Paper)In this paper, discontinuous space vector pulse width modulation for a five-phase quasi Z-source inverter is presented. Two schemes are introduced for the continuous SVM of five-phase qZSI (SVQ1 & SVQ2) and two schemes of ... -
Experimental photovoltaic power supply based on flying capacitors multilevel inverter
Trabelsi, M.; Ben-Brahim, L. ( IEEE , 2011 , Conference Paper)Nowadays, a great deal of research is being carried out to utilize the solar energy effectively through power electronics converters (conditioners) to meet the increasing demand for load. In this paper, a weighted Real ... -
High-reliability extra-large motor drives for oil and gas industry
Yoshino, T.; Masuda, H.; Hosoda, H.; Tsukakoshi, M.; Mostafa, M. A.; Ben-Brahim, L.... more authors ... less authors ( IEEE , 2013 , Conference Paper)Oil and gas are the most important energy resources on the globe. They need to be transported to feed the energy to remote cities and towns. For efficient use of energy, variable frequency drives (VFD) are used in domestic ... -
Implementation of iterative learning control based deadtime compensation for PWM inverters
Ben-Brahim, L.; Gastli, A.; Ghazi, Khalid ( IEEE , 2015 , Conference Paper)Deadtime effects in PWM inverters are nonlinear and depend on the switching frequency of the inverters and the types of power devices, snubber circuits, and loads. Several deadtime compensation methods were proposed in the ... -
An improved predictive control approach for Multilevel Inverters
Trabelsi, M.; Ben-Brahim, L.; Gastli, A.; Ghazi, K. A. ( IEEE , 2013 , Conference Paper)This paper proposes a flexible predictive control strategy for flying capacitors based Multi-Level Inverters (MLIs). The proposed controller, applied for a Flying Capacitors Inverter (FCI) and a Modular Multilevel Converter ... -
An improved real-time digital feedback control for grid-tie multilevel inverter
Trabelsi, M.; Ben-Brahim, L.; Ghazi, K. A. ( IEEE , 2013 , Conference Paper)This paper proposes a weighted Real-Time Digital Feedback Control for a grid connected Distributed Generation (DG) system (gas turbines, fuel cells, photovoltaic, wind.). The DG source is connected to the grid through a ... -
An improved SVPWM method for multilevel inverters
Trabelsi, M.; Ben-Brahim, L.; Yokoyama, T.; Kawamura, A.; Kurosawa, R.; Yoshino, T.... more authors ... less authors ( IEEE , 2012 , Conference Paper)This paper proposes a new general Space Vector PWM (SVPWM) method for Multi-Level Inverters (MLI) based on a generalization of dwell-times calculation. The presented scheme is developed for Cascaded H-Bridge (CHB) inverter. ... -
A new normalized Deadbeat control for grid connected distributed generation systems
Trabelsi, M.; Ben-Brahim, L. ( IEEE , 2013 , Conference Paper)This paper proposes a newly designed Real Time Digital Feedback Controller for a grid connected PV system. A multilevel Flying Capacitors Inverter (FCI) along with inductor and step-up transformer is used as an interface ... -
An original controller design for a grid connected PV system
Trabelsi, M.; Ghazi, K. A.; Al-Emadi, N.; Ben-Brahim, L. ( IEEE , 2012 , Conference Paper)PV energy generation has been one of the most active research areas in the past decades due to its inexhaustibility and environmental-friendly aspects. However, the great deal is to utilize the solar energy effectively ... -
Performance assessment of L-2LC-L filter (double LC trap)-based grid-connected three-phase voltage source inverter
Azani, H.; Massoud, A.; Ben-Brahim, L.; Williams, B. W.; Holliday, D. ( IEEE , 2018 , Conference Paper)Inverter-Based Distributed Generation (IBDG) units are typically coupled to the grid via three-phase Voltage Source Converters (VSCs). The IBDGs may pollute utility with the injected harmonic currents. In order to meet the ... -
Precise method for linearizing sine and cosine signals in resolvers and quadrature encoders applications
Alhamadi, Mohd A.; Benammar, M.; Ben-brahim, L. ( IEEE , 2004 , Conference Paper)Resolvers and quadrature encoders provide electrical signal related to the sine and cosine of the mechanical shaft angle over the full 360 degree range. A converter is described for the linearization of these signals, ... -
Repetitive scheme plugged-in parallel with Deadbeat controller for VFD fed by cascaded multilevel inverter
Trabelsi, M.; Ben-Brahim, L.; Yokoyama, T.; Kawamura, A.; Yoshino, T.; Kurosawa, R.... more authors ... less authors ( IEEE , 2013 , Conference Paper)This paper proposes an experimental Real Time Digital Feedback Controller (RTDFBC) combined with a Repetitive technique to control a Variable Frequency Drive (VFD) fed by a cascaded Multi-Level Inverter (MLI). The proposed ... -
STATCOM using packed U-Cell 5-level converter with new control algorithm
Al-Qatouni, H.; Gastli, A.; Ben-Brahim, L. ( IEEE , 2018 , Conference Paper)This paper introduces a new control strategy for a single-phase 5-level packed U-Cell (PUC) converter that is used as a STATCOM. The proposed control method allows the regulation of the amount of reactive power (VAr) ... -
Towards ultra high frequency and high efficiency gate drive circuits
Ghazi, K. A.; Ben-Brahim, L. (2013 , Conference Paper)Recent developments in semiconductor technology enabled developing converters with ultra high switching frequency to achieve high power densities which increased the complexity of designing optimized gate drive circuits. ...