تصفح حسب المؤلف "Alammari, R."
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A high efficiency and high reliability single-phase modified quasi Z-Source inverter for non-isolated grid-connected applications
Meraj, M.; Iqbal, A.; Brahim, L.; Alammari, R.; Abu-Rub, H. ( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Quazi Z-Source inverter (qZSI) is a promising inverter topology that can buck or boost input voltage without a DC-DC converter and hence can be used in transformerless configuration. This is a high efficiency solution ... -
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 New Triple-Switch-Triple-Mode High Step-Up Converter with Wide Range of Duty Cycle for DC Microgrid Applications
Bhaskar M.S.; Alammari R.; Meraj M.; Padmanaban S.; Iqbal A. ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)DC microgrid is gaining attraction and a recent trend in distribution power generation system due to penetration of renewables (especially photovoltaic or fuel cell). In this paper, a new triple-switch-triple-mode high ... -
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 ... -
Investigation into ultraviolet radiations from modern electric light sources
Saleem, Mudassir; Alammari, R.; Iqbal, Atif; Khandakar, Amith ( Taylor and Francis Ltd. , 2017 , Article)Due to concerns of increasing electrical energy demand and government regulations, traditional incandescent lamps are being replaced by energy-efficient lamps, such as compact fluorescent lamps (CFLs) and light emitting ... -
Matrix converters for electric power conversion: Review of topologies and basic control techniques
Alammari R.; Aleem Z.; Iqbal A.; Winberg S. ( John Wiley and Sons Ltd , 2019 , Article)A matrix converter (MC) is a topology for ac-ac power conversion that has been widely investigated and compared with conventional ac-dc-ac topologies because of its attractive features. The MC is formed of controlled active ... -
Modelling and simulation of single- and triple-junction solar cells using MATLAB/SIMULINK
Hussain, Abdulrahman Babiker; Abdalla, Abdelrahman S.; Mukhtar, Abdellahi Sidi; Elamin, M.; Alammari, R.; Iqbal, A.... more authors ... less authors ( Taylor and Francis Ltd. , 2017 , Article)The main objective of this paper is to determine the single- and triple-junction solar cells’ I–V and P–V curves, define maximum voltage, current, and power. The paper demonstrates and analyses different environmental ... -
Online adaptation of rotor resistance based on sliding mode observer kwith backstepping control of a five-phase induction motor drives
Echeikh, H.; Trabelsi, R; Iqbal, Atif; Mimouni, M.F.; Alammari, R ( Institute of Advanced Engineering and Science , 2016 , Article)Multiphase electric drives have been developed due to numerous advantages offered by those machines when it compared with the conventional three-phase machines. Multiphase motor drives are considered for applications, where ... -
The impact of authentic complex engineering design experience for k-12 students on 21st century attributes and perceptions towards STEM fields (Evaluation, Strand 3)
Yasser B.M.; Abdulwahed M.; Alammari R.; Ghani S.A.; Hasna , Mazen ( American Society for Engineering Education , 2015 , Conference Paper)Recent studies showed that embedding engineering at K-12 level has a positive impact on stimulating interest in- and improving learning outcomes of science and mathematics, and development of 21st Century skills. Engineering ... -
Virtual flux oriented sensorless direct power control of qzs inverter connected to grid for solar pv applications
Meraj M.; Rahman S.; Iqbal A.; Ben-Brahim L.; Alammari R.; Abu-Rub H.... more authors ... less authors ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)Impedance source inverters (Z-source and Quazi-Z-source (QZS)) are the promising converter topologies in the future generation because of the buck, boost and buck-boost modes of operation. In this paper, three phase voltage ...