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An appropriate index to assess the global cancellation level of the harmonic currents consumed by a set of single-phase uncontrolled rectifiers and a set of fluorescent lamps
(2022-06-13)
Article
Open AccessAn in-depth study of harmonic current reduction in European commercial buildings due to the harmonic cancellation effect when a set of single-phase uncontrolled rectifiers and a set of fluorescent lamps are connected at ... -
Frequency domain stability assessment of photovoltaic power generation systems with quasi-z-source inverters
(2021-09-01)
Article
Open AccessPhotovoltaic power generation systems are one of the main renewable power sources, and quasi-Z-source inverters are becoming powerful devices to integrate these systems in AC grids. However, stability issues due to the ... -
Experimental technique to analyze the influence of cutting conditions on specific energy consumption during abrasive metal cutting with thin discs
(Springer, 2021-08-09)
Article
Open AccessSpecific energy consumption is an important indicator for a better understanding of the machinability of materials. The present study aims to estimate the specific energy consumption for abrasive metal cutting with ultra-thin ... -
Application work using software tools and didactic equipment of electrical machines in electrical engineering studies
(2020-01-01)
Article
Open AccessThis article describes the use of software tools and didactic equipment of electrical machines applied to the teaching in electrical engineering, specifically in the realization of an application work consisting of the ... -
Two-phase linear hybrid reluctance actuator with low detent force
(2020-10-03)
Article
Open AccessIn this paper, a novel two-phase linear hybrid reluctance actuator with the double-sided segmented stator, made of laminated U cores, and an interior mover with permanent magnets is proposed. The permanent magnets are ... -
Surface damaging of brass and steel pins when sliding over nitrided samples cut by finishing and roughing EDM conditions
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-07-17)
Article
Open AccessIn the forging industry, surface quality and surface treatments of dies are crucial parameters to extend their life. These components are usually machined by milling or by Electrical Discharge Machining (EDM), and the final ... -
Predictive maintenance plan for switched reluctance motor drives
(2020-01-02)
Article
Open AccessIn a near future when Industry 4.0 is implanted, predictive maintenance will have a much more prominent role than that currently plays in traditional industry. Predictive maintenance is the organized monitoring with periodic ... -
Design of a novel modular axial-flux double rotor switched reluctance drive
(2020-03-04)
Article
Open AccessNowadays, there is a renewed interest in switched reluctance machines and especially in axial-flux switched reluctance machines (AFSRM). This paper presents a comprehensive design procedure for modular AFSRM with an inner ... -
Synchronized switching modulation to reduce the DC-link current in SRM drives
(Institute of Electrical and Electronics Engineers (IEEE), 2020-03-20)
Article
Open AccessSwitched Reluctance Machines (SRM) are emerging as a possible alternative in terms of cost and supply stability to rare earth based electric vehicle traction systems. However, because of the huge amounts of energy stored ... -
Angular velocity analysis boosted by machine learning for helping in the differential diagnosis of Parkinson’s Disease and Essential Tremor
(Institute of Electrical and Electronics Engineers (IEEE), 2020-05-11)
Article
Open AccessRecent research has shown that smartphones/smartwatches have a high potential to help physicians to identify and differentiate between different movement disorders. This work aims to develop Machine Learning models to ... -
Estimation of specific cutting energy in an S235 alloy for multi-directional ultrasonic vibration-assisted machining using the Finite Element Method
(Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-24)
Article
Open AccessThe objective of this work is to analyze the influence of the vibration-assisted turning process on the machinability of S235 carbon steel. During the experiments using this vibrational machining process, the vibrational ... -
Influence of manufacturing and assembly defects and the quality of materials on the performance of an axial-flux switched reluctance machine
(2019-12-17)
Article
Open AccessThis paper investigated the influence of manufacturing and assembly defects and the quality of materials on the performance of an axial-flux switched reluctance machine (AFSRM). An AFSRM drive was designed and built for ...
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