Browsing by Subject "Inverter"
Now showing items 1-13 of 13
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A Family of Discontinuous PWM Strategies for Quasi Z-Source Nine-Switch Inverters
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)This paper proposes a new family of discontinuous PWM strategies to control the quasi-Z-source nine-switch inverters (qZS-NSI). The presented strategies provide buck and boost inversion capabilities, and suitable for ... -
An investigation into the efficiency of silicon carbide based power inverters
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)In this work, a study of a silicon carbide power modules in power inverter is presented. Voltage/Current/power and switching energy loss characteristics based on experimental data are detailed. A comparative study of total ... -
Control of Power Converters for Emerging Applications of Power Electronics
( Hindawi Publishing Corporation , 2016 , Article)With the skyrocketed development in semiconductor devices, power electronics converters, either at system-level or at device-level, are receiving special attention in different applications as renewable energy sources, ... -
Electronic Ventilator for COVID19 Patient Treatment
( Qatar University Press , 2020 , Poster)In response to expected shortages of ventilators caused by COVID19 pandemic, globally many organizations and institutes have developed low cost and high rate production ventilators. Many of these ventilators are mechanical ... -
Implementation of iterative learning control based deadtime compensation for PWM inverters
( 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 ... -
Modeling and control for new LLCL filter based grid-tied PV inverters with active power decoupling and active resonance damping capabilities
( Elsevier Ltd , 2018 , Article)LLCL filters utilization decreases single-phase transformerless inverter's AC-Side volume significantly. Conversely, the inherent 2nd order power harmonic ripples burden inverters' DC-Side. In fact, the passive solution ... -
Modeling and Control of Single-Stage Quadratic-Boost Split Source Inverters
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)This paper aims to develop the recently introduced Spilt-Source Inverter (SSI) topology to improve its boosting characteristics. New SSI topologies with high voltage gain are introduced in this paper. The proposed converters ... -
Off - Grid Power Supply Solution for Portable Cabins using Solar PV System for Qatar
( Qatar University Press , 2021 , Poster)In this project, a new system for power supply for remote areas has been proposed. In the proposed system, solar PV based system with battery storage for stand-along application has been discussed. In addition, the use of ... -
Review and simulation of leakage current in transformerless microinverters for PV applications
( Elsevier Ltd , 2017 , Article Review)Designing microinverters without transformers enhances system efficiency and power density and reduces cost. However, the transformer removal results in loss of galvanic isolation that leads to leakage current circulation. ... -
Review and simulation of leakage current in transformerless microinverters for PV applications
( Elsevier , 2017 , Article Review)Designing microinverters without transformers enhances system efficiency and power density and reduces cost. However, the transformer removal results in loss of galvanic isolation that leads to leakage current circulation. ... -
The simultaneous impact of EV charging and PV inverter reactive power on the hosting distribution system's performance: A case study in kuwait
( MDPI AG , 2020 , Article)Recently, electric vehicles (EVs) have become an increasingly important topic in the field of sustainable transportation research, alongside distributed generation, reactive power compensation, charging optimization, and ... -
Transformerless Microinverter with Low Leakage Current Circulation and Low Input Capacitance Requirement for PV Applications
(2017 , Master Thesis)The inevitable depletion of limited fossil fuels combined with their harmful footprint on the environment led to a global pursuit for alternative energy sources that are clean and inexhaustible. Renewable energies such as ... -
Voltage Profiling and Control of a Sub-Transmission Network with Integrated Renewable Energy Sources-A Case Study
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)Traditional power generation methods are causing environmental issues. Some of the other drawbacks like line loading will increase the losses and the response time will be very high, which cannot be supporting the future ...