Browsing Electrical Engineering by Type "Article"
Now showing items 41-60 of 1228
-
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 ... -
A Flywheel Energy Storage System for Fault Ride Through Support of Grid-Connected VSC HVDC-Based Offshore Wind Farms
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)Voltage source converter (VSC)-based high voltage DC (HVDC) transmission is considered the future of offshore power transmission. This paper aims at providing a reliable VSC-HVDC transmission system architecture between ... -
A framework for optimal cost media streaming in three-tier wireless networks
( Springer New York LLC , 2017 , Article)Heterogeneous networking is envisioned as a key solution for accommodating the traffic surge resulting from resource demanding applications such as video streaming. In this paper, the diversity in cost, coverage, and ... -
A Full-Bridge Submodule-Based Modular Unipolar/Bipolar High-Voltage Pulse Generator with Sequential Charging of Capacitors
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Article)Repetitive high pulsed electric field (PEF) is an effective method to kill microorganisms and bacteria in water treatment applications. The PEF can be generated by applying high-power electromagnetic pulse across the sample ... -
A Functional Unknown Input Observer for Linear Singular Fornasini–Marchesini First Model Systems: With Application to Fault Diagnosis
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)Estimation of the state variables of dynamical systems in the presence of noise, disturbance, and fault is an important problem in the control and monitoring field. In this article, the mentioned issue is addressed for ... -
A fuzzy logic based irrigation management system in arid regions applied to the state of qatar
( WITPress , 2012 , Article)In arid and hyper arid regions like Qatar, the time and duration of irrigation is key to achieving sustainable irrigations. This paper proposes a practical solution based on artificial intelligence where all design and ... -
A fuzzy logic based irrigation system enhanced with wireless data logging applied to the state of Qatar
( Elsevier B.V. , 2013 , Article)In arid regions, developing environment and crop-specific irrigation scheduling that reduces water lost via evapotranspiration is a key to a sustainable and better managed irrigation. This paper presents a practical solution ... -
A generalized approach for design of contingency versatile DC voltage droop control in multi-terminal HVDC networks
( Elsevier Ltd , 2021 , Article)The non-deterministic nature of power fluctuations in renewable energy sources impose challenges to the design of DC voltage-droop controller in Multi-Terminal High-Voltage DC (MTDC) systems. Fixed droop control does not ... -
A Generic Intelligent Bearing Fault Diagnosis System Using Compact Adaptive 1D CNN Classifier
( Springer New York LLC , 2019 , Article)Timely and accurate bearing fault detection and diagnosis is important for reliable and safe operation of industrial systems. In this study, performance of a generic real-time induction bearing fault diagnosis system ... -
A geometric approach to fault detection and isolation of multi-dimensional (n-D) systems
( Springer New York LLC , 2017 , Article)In this work, we develop a novel fault detection and isolation (FDI) scheme for discrete-time multi-dimensional (n-D) systems for the first time in the literature. These systems represent as generalization of the ... -
A Grid-Connected Capacitor-Tapped Multimodule Converter for HVDC Applications: Operational Concept and Control
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)In this paper, a dc-ac buck converter is proposed as a grid-side converter in high voltage dc (HVdc) transmission systems for high-power renewable energy source grid integration. The proposed architecture consists of ... -
A grounded coplanar waveguide-based slotted inverted delta-shaped wideband antenna for microwave head imaging
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)A wideband grounded coplanar waveguide (GCPW) based patch antenna for head imaging is discussed in this paper. The proposed antenna is integrated with a slotted inverted delta-shaped main radiating patch, coplanar waveguide ... -
A high gain noninverting DC-DC converter with low voltage stress for industrial applications
( John Wiley and Sons Ltd , 2021 , Article)A noninverting DC-DC converter with high voltage gain and low voltage stress on the switches for industrial applications is proposed in this research article. The proposed converter has used a voltage multiplier cell twice ... -
A high step-up DC-DC converter based on ASL and VMC for renewable energy applications
( Elsevier , 2022 , Article)In this paper, a new high step-up non-isolated DC-DC converter has been proposed and analyzed. The proposed topology provides a high DC output voltage, which is adjustable by two different duty cycles. Moreover, low voltage ... -
A high voltage pulse-generator based on DC-to-DC converters and capacitor-diode voltage multipliers for water treatment applications
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Article)Pulsed electric field (PEF) can be used effectively in water treatment applications by passing infected water through two electrodes excited from a high voltage pulsed power supply which guarantees killing the harmful ... -
A High-Gain, High-Voltage Pulse Generator Using Sequentially Charged Modular Multilevel Converter Submodules, for Water Disinfection Applications
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)Modularity, redundancy, and scalability are the key features recently sought in high-voltage (HV) pulse generators (PGs) for electroporation applications. Such features are gained by utilizing modular multilevel converter ... -
A High-Realism and Cost-Effective Training Simulator for Extracorporeal Membrane Oxygenation
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Medical simulators, employed in extracorporeal membrane oxygenation (ECMO), are burdened with costly equipment and low-fidelity methodologies. This dichotomy necessitated a new approach that eliminates high-costs and ... -
A HVDC shunt tap based on unidirectional hybrid modular DC-DC converter with simultaneous charging and sequential discharging of capacitors
( Elsevier Ltd , 2018 , Article)In this paper, a new HVDC shunt tap is proposed. The proposed configuration consists of a unidirectional hybrid modular DC-DC converter followed by a voltage source converter for DC-AC conversion to feed a local AC network ... -
A hybrid boost modular multilevel converter-based bipolar high voltage pulse generator
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Article)Conventional Modular Multilevel Converter (MMC) with Half-Bridge Sub-Modules (HB-SMs) can be used effectively as a solid-state high-voltage pulse generator to chop a high-voltage dc input into a bipolar pulsed output voltage ... -
A Hybrid Multilevel Inverter Scheme for Nine-Phase PPMIM Drive by Using Three-Phase Five-Leg Inverters
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)In pole-phase modulation, the phase order is coming down by pole ratio times in high pole mode, which results in the higher magnitude of spatial harmonics as well as higher torque ripple. In this article, the available ...