Electrical Engineering: Recent submissions
Now showing items 561-580 of 2623
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Energy stability and decarbonization in developing countries: Random Forest approach for forecasting of crude oil trade flows and macro indicators
( Frontiers Media S.A. , 2022 , Article)The paper observes the dependence of the main macroeconomic indicators in developing countries from the change in world prices for crude oil. We analyzed a system of simultaneous equations, which makes it possible to verify ... -
A New Transformer-Less Single-Phase Photovoltaic Inverter to Improve the Performance of Grid-Connected Solar Photovoltaic Systems
( MDPI , 2022 , Article)Photovoltaic (PV) energy systems have found diverse applications in fulfilling the increasing energy demand worldwide. Transformer-less PV inverters convert the DC energy from PV systems to AC energy and deliver it to the ... -
Short term wind power prediction for regional wind farms based on spatial-temporal characteristic distribution
( Elsevier Ltd , 2022 , Article)Accurate regional wind power prediction is of great significance to the wind farm clusters integration and the economic dispatch of the regional power grid. The complex spatiotemporally coupled characteristics between ... -
Optimal Dispatch of Community Integrated Energy System Considering Comprehensive User Satisfaction Method
( John Wiley and Sons Inc , 2022 , Article)In this article, a community integrated energy system (CIES) coupled with electricity, gas and heat is investigated, which integrates with renewable energies such as photovoltaic and wind turbine. The main goal is to seek ... -
Coordinated control scheme for provision of frequency regulation service by virtual power plants
( Elsevier Ltd , 2022 , Article)This paper proposes a coordinated control strategy for a Virtual Power Plant (VPP) contribution to load frequency control. The considered VPP comprises distributed Battery Energy Storage Systems (BESSs) and Heat Pump Water ... -
A unified damping controller for non-stationary forced oscillation
( Elsevier Ltd , 2022 , Article)Forced disturbances (FDs) with non-stationary frequencies can sequentially resonate from electromechanical modes (EMs) to sub/super synchronous modes (SSMs) and thus lead to non-stationary forced oscillations (FOs). Previous ... -
A state-of-the-art review on wind power converter fault diagnosis
( Elsevier Ltd , 2022 , Article Review)The rapid expansion of installed wind energy capacity and the continuous development of wind turbine technology has drawn attention to operation and maintenance issues. In order to keep wind power a competitive energy ... -
Decomposition-based wind power forecasting models and their boundary issue: An in-depth review and comprehensive discussion on potential solutions
( Elsevier Ltd , 2022 , Article Review)Recently, numerous forecasting models have been reported in the wind power forecasting field, aiming for reliable integration of renewable energy into the electric grid. Decomposition-based hybrid models have gained ... -
A comparative analysis to forecast carbon dioxide emissions
( Elsevier Ltd , 2022 , Article)Despite the growing knowledge and commitment to climate change, carbon dioxide (CO2) emissions continue to rise dramatically throughout the planet. In recent years, the consequences of climate change have become more ... -
Integration of machine learning with economic energy scheduling
( Elsevier Ltd , 2022 , Article)The aim of economic load dispatch (ELD) is to deliver required electrical power for a specified period at the lowest possible generation cost using available generating units (GUs). It is imperative to lower the generation ... -
Towards electric digital twin grid: Technology and framework review
( Elsevier B.V. , 2023 , Article Review)The major hindrances in the energy system are ecological consciousness, lack of clean and sustainable energy management, insufficient energy distribution-transmission-optimization, expensive power transfer costs, and ... -
Trends and prospects of geothermal energy as an alternative source of power: A comprehensive review
( Elsevier Ltd , 2022 , Article Review)The world has capitalized on numerous renewable energy resources by developing its energy infrastructure mainly around solar, biomass, and hydro energy. However, geothermal energy has not yet been developed at a significant ... -
Grid Connected Microgrid Optimization and Control for a Coastal Island in the Indian Ocean
( MDPI , 2022 , Article)For the suggested site in the Maldives, this research paper analyzes the possibility of a hybrid renewable microgrid that is dispatch strategy-governed in both off-grid and on-grid scenarios. The planned microgrid's ... -
Comparative Performance of DFIG and PMSG Wind Turbines during Transient State in Weak and Strong Grid Conditions Considering Series Dynamic Braking Resistor
( MDPI , 2022 , Article)The recently stipulated grid codes require wind generators to re-initiate normal power production after grid voltage sag. This paper presents a comparative performance of two commonly employed variable speed wind turbines ... -
A slotted plus-shaped antenna with a DGS for 5G Sub-6 GHz/WiMAX applications
( Elsevier Ltd , 2022 , Article)A slotted plus-shaped patch antenna (PSPA) with defected ground structure (DGS) is modelled and proposed for 5G Sub-6 GHz and WiMAX applications by using computer simulation technology (CST) MWS suite. The PSPA incorporates ... -
A Single Inductor Multi-Port Power Converter for Electric Vehicle Applications
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)This research presents a non-isolated multi-port power converter feasible to hybridize energy alternatives in electric vehicles. Due to the hybridization of the various input sources, there are several advantages in load ... -
A failure assessment method of island distribution lines based on model-data hybrid drive
( John Wiley and Sons Inc , 2022 , Article)Open circuit faults of island distribution lines account for more than 70% of the total number of faults in the distribution network. Failure assessment of lines plays a crucial role in the operational safety of the island ... -
A proportional power sharing method through a local control for a low-voltage islanded microgrid
( Elsevier Ltd , 2022 , Article)In this paper, the proportional power sharing is focused through proposing a modified reverse droop control (RDC) scheme in a low-voltage (LV) islanded microgrid. The power is shared proportionally among parallel ... -
Improved engine performance and significantly reduced greenhouse gas emissions by fumigating hydrogen in a diesel engine
( Elsevier Ltd , 2022 , Article)A thermodynamic model was developed for combustion, performance, and emissions with a reference diesel fuel, a 10 vol% methanol blend with 90 vol% diesel, a 10 vol% ethanol with 90 vol% diesel and a 4% hydrogen fumigating ... -
Selective Harmonic Elimination in a Multilevel Inverter Using Multi-Criteria Search Enhanced Firefly Algorithm
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)This research paper proposes the new multi-criteria search based enhanced firefly algorithm for solving selective harmonic elimination in a multilevel inverter. This new enhanced firefly utilizes adaptive nature of social ...