College of Engineering: المرسلات الحديثة
السجلات المعروضة 3321 -- 3340 من 8752
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A Soft Switching Single Stage Isolated Three Phase Bidirectional PFC Converter for Electric Vehicles charging
( IEEE , 2019 , Conference)This paper proposes a bidirectional three phase single stage ac-dc converter for applications like Electric Vehicle (EV) chargers. AC side of the proposed converter consists of current fed half bridge converter for each ... -
High-Gain Non-isolated Single-Switch DC-DC Converters in Power Factor Correction Rectifiers: A Performance Assessment
( IEEE , 2022 , Conference)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 ... -
STATCOM using packed U-Cell 5-level converter with new control algorithm
( IEEE , 2018 , Conference)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
(2013 , Conference)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. ... -
Multi-objective model predictive control for grid-tied 15-level packed U cells inverter
( IEEE , 2016 , Conference)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 ... -
Matlab/Simulink implementation & simulation of islanding detection using passive methods
( IEEE , 2013 , Conference)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 ... -
ANN-based extraction approach of PV cell equivalent circuit parameters
( IEEE , 2015 , Conference)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, ... -
Space vector pulse width modulation techniques for a five-phase impedeance source and quazi impedeance source inverters
( IEEE , 2015 , Conference)Impedance source inverter (ZSI) and its variant quasi impedance source inverter (qZSI) are single stage inverters that transform dc to ac and boost the source voltage at the same time. These topologies have attracted great ... -
An improved real-time digital feedback control for grid-tie multilevel inverter
( IEEE , 2013 , Conference)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 ... -
Implementation of iterative learning control based deadtime compensation for PWM inverters
( IEEE , 2015 , Conference)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 ... -
Repetitive scheme plugged-in parallel with Deadbeat controller for VFD fed by cascaded multilevel inverter
( IEEE , 2013 , Conference)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 ... -
Deadbeat control of Z source inverter with voltage ride-through capability
( IEEE , 2013 , Conference)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 ... -
Efficient and fair Wi-Fi and LTE-U coexistence via communications over content centric networking
( Elsevier B.V. , 2020 , Article)With the increasingly huge mobile traffic, numerous mobile operators try to seek some ways to alleviate the situation, such as expanding the LTE (Long Term Evolution) system into unlicensed spectrums. However, LTE-U (LTE ... -
Time-Dependent Pricing for Bandwidth Slicing under Information Asymmetry and Price Discrimination
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)Due to the bursty nature of Internet traffic, network service providers (NSPs) are forced to expand their network capacity in order to meet the ever-increasing peak-time traffic demand, which is however costly and inefficient. ... -
A co-design-based reliable low-latency and energy-efficient transmission protocol for uwsns
( MDPI AG , 2020 , Article)Recently, underwater wireless sensor networks (UWSNs) have been considered as a powerful technique for many applications. However, acoustic communications in UWSNs bring in huge QoS issues for time-critical applications. ... -
An intelligent data uploading selection mechanism for offloading uplink traffic of cellular networks
( MDPI AG , 2020 , Article)Wi-Fi uploading is considered an effective method for offloading the traffic of cellular networks generated by the data uploading process of mobile crowd sensing applications. However, previously proposed Wi-Fi uploading ... -
An optimal uplink traffic offloading algorithm via opportunistic communications based on machine learning
( Springer , 2020 , Article)Opportunistic communications as an efficient traffic offloading method can be used to offload uplink traffic of cellular networks to Wi-Fi networks. However, because of its contact pattern (contact frequency and contact ... -
A weighted real-time predictive controller for a grid connected flying capacitors inverter
( Elsevier , 2013 , Article)This paper proposes a new controller for a grid connected power conditioning unit (PCU). The PCU consists of a flying capacitors inverter (FCI) connected to the grid through an inductor and a step-up transformer. A hybrid ... -
Bayesian Beamforming for Mobile Millimeter Wave Channel Tracking in the Presence of DOA Uncertainty
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)This paper proposes a Bayesian approach for angle-based hybrid beamforming and tracking that is robust to uncertain or erroneous direction-of-arrival (DOA) estimation in millimeter wave (mmWave) multiple input multiple ... -
A New Non-Isolated High-Gain Single-Switch DC–DC Converter Topology with a Continuous Input Current
( MDPI , 2022 , Article)An ultra-high step-up, non-isolated DC–DC converter with a continuous input current was developed as a result of this research. This converter’s architecture consists of a voltage multiplier cell (VMC), a positive output ...
