Browsing by Subject "Energy conversion"
Now showing items 1-20 of 32
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A cascaded boost inverter-based open-end winding three-phase induction motor drive for photovoltaic-powered pumping applications
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Although PWM inverter-fed drives are now a well-established technology in industrial applications, the generation of common mode voltage associated with these modulation techniques results in undesired bearing current and ... -
A comparative study on the performance of hybrid solar cells containing ZnSTe QDs in hole transporting layer and photoactive layer
( Springer Netherlands , 2016 , Article)In this paper, ZnSTe quantum dots-based hybrid solar cells (HSC) with two different device architectures have been investigated. The improved performance of the poly(3-hexylthiophene) (P3HT) and [6,6]phenyl C71 butyric ... -
A directional protection technique for MTDC networks
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)This paper suggests a new protection algorithm for a multi-terminal direct current (MTDC) networks. The current values and directions at each bus connecting more than one line are determined. The measured values of line ... -
A Greedy Layer-Wise Learning Algorithm for Open-Circuit Fault Diagnosis of Grid-Connected Inverters
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)This paper introduces a greedy layer-wise learning algorithm to diagnose open-circuit faults of grid-connected inverters. Inverters play important roles in energy conversion, especially when converting direct current to ... -
A grid-connected cascaded H-bridge multilevel converter with quasi seven-level Selective Harmonic Elimination
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, a high power grid-connected cascaded H-bridge multilevel inverter (CHB-MLI) operating with Selective Harmonic Elimination (SHE) is presented complying with the low switching frequency operation limitation. ... -
A wind turbine architecture employing a new three port magnetic gear box
( IEEE Computer Society , 2012 , Conference Paper)Mechanical gearboxes are typically employed with doubly-fed induction generator based wind turbines to convert the turbine's low speed mechanical power into high-speed mechanical power to drive the electrical generator. ... -
A Zeta-converter based four-switch three-phase DC-AC inverter
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Minimizing the number of active switching devices in switched-mode power-electronic systems has a significant importance. Reduced complexity and switching losses, low cost, weight, and volume and high reliability are the ... -
Active and reactive power management of photovoltaic-based interline dynamic voltage restorer in low voltage distribution networks
( IEEE Computer Society , 2012 , Conference Paper)A dynamic voltage restorer (DVR) is a series connected device that can support the voltage at existing critical loads during voltage sags. Voltage restoration may need active and/or reactive power injection into the ... -
An asymmetrical six-phase induction motor drive based on nine-arm Modular Multilevel Converter (9AMMC) with circulating current suppression
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Asymmetrical six-phase (dual three-phase) induction motors have received significant attention in high power medium voltage drive applications. Normally, two three-phase voltage source converters are used to supply the ... -
Assessment of sensorless Kalman filter-based dual-loop control strategies for grid-connected VSIs with LCL filters
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)This paper illustrates the assessment between the multiloop control strategies that aim to damp the resonance hazard of LCL-filters and expanding the available stability margins. The establishment of the multiloop control ... -
Engineering and understanding of synergistic effects in the interfaces of rGO-CNTs/PtPd nanocomposite revealed fast electro-oxidation of methanol
( Elsevier B.V. , 2019 , Article)The developing human societies are being faced provoking energy crises due to higher demands of energy for increasing worldwide populations. The massive depletion of natural resources and global warming issues sound a laud ... -
Engineering and understanding of synergistic effects in the interfaces of rGO-CNTs/PtPd nanocomposite revealed fast electro-oxidation of methanol
( Elsevier , 2018 , Article)The developing human societies are being faced provoking energy crises due to higher demands of energy for increasing worldwide populations. The massive depletion of natural resources and global warming issues sound a laud ... -
Experimental investigation of the laminar flame speeds of GTL fuel blends
( American Institute of Aeronautics and Astronautics Inc, AIAA , 2016 , Conference Paper)This work investigates the laminar flame speed of GTL fuel and its 50%-50% blend with conventional diesel, in a cylindrical bomb capable of measuring laminar flame speed, SN, at different initial temperatures and equivalence ... -
Heat powered water pump for reverse osmosis desalination
( TechConnect , 2016 , Conference Paper)Current desalination techniques are typically very energy intensive: energy consumption can account for up to 70% of the desalination costs. To improve economics of water desalination plants innovative energy efficient, ... -
Highly active, durable and pH-universal hybrid oxide nanocrystals for efficient oxygen evolution
( Royal Society of Chemistry , 2017 , Article)The development of an active, durable, and low-cost catalyst remains hitherto a grand challenge in energy conversion technologies. Herein, hybrid Ptx-NiMnO3 nanocrystals (NCs) (x = 0.1, 0.5, and 1.0 mM) were synthesized ... -
Highly conductive phase change composites based on paraffin-infiltrated graphite panels for photo/electrothermal conversion and storage
( Elsevier , 2023 , Article)The extensive utilization of phase change materials (PCMs) for thermal energy harvesting, storage, and thermal management is often constrained by their inadequate thermal and electrical conductivity, form instability, and ... -
Inverter-based versus synchronous-based distributed generation; Fault current limitation and protection issues
( IEEE , 2010 , Conference Paper)The contribution of distributed generation (DG) to network fault levels depends heavily on the technology employed. In the case of directly connected rotating machines the fault behavior is well established; with synchronous ... -
Investigation of a New Voltage Balancing Circuit for Parallel-connected Offshore PMSG-based Wind Turbines
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Parallel connection of wind turbines (WTs) is beneficial in high-power applications. For successful operation of parallel WT-based energy conversion systems, a well-regulated voltage is needed at the collection point. Due ... -
Multi-module Bi-directional Buck-Boost Inverter-based HVDC back-to-back transmission system
( IEEE , 2013 , Conference Paper)Offshore wind energy is now seen as a key contributor to the renewable energy future. HVDC technology is among the chief technologies enabling widespread use of offshore wind. This paper proposes a new configuration, namely, ... -
MXenes and their composites for energy storage and conversion
( Elsevier , 2021 , Book chapter)After graphene, transition metals carbides, transition metal nitrides, and carbonitrides of two-dimensional family is also known as "MXene" gained more and more attention in the past few years especially because of their ...