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Design and Optimization Approach for the Magnetic Components of a Five-Level Current Source Rectifier

open access: yesEletrônica de Potência, 2021
This work presents a design and optimization method of the five-level current source converter magnetics components, this is a contribution of this work, since the magnetics volume information of this topology lacks in the literature.
Lisandra K. Reis, Marcelo L. Heldwein
doaj   +1 more source

A Comprehensive Review on Planar Magnetics and the Structures to Reduce the Parasitic Elements and Improve Efficiency

open access: yesEnergies, 2023
Due to the need for highly efficient and compact power electronic converters to operate at higher frequencies, traditional wire-wound magnetics are not suitable. This paper provides a comprehensive review of planar magnetic technologies, discussing their
Pouya Kolahian   +2 more
doaj   +1 more source

Motion Planning of a Triple-Link Robotic System

open access: yesEngineering Proceedings, 2022
The Robogymnast is a complex system formed from a triple-inverted pendulum and mimics the action of a gymnast as they hang by their hands from a high bar and perform progressive upswings to eventually rotate completely around the bar.
Bdereddin Abdul Samad   +2 more
doaj   +1 more source

Quantitative Evaluation of the Effect of Temperature on Magnetic Barkhausen Noise

open access: yesSensors, 2021
The effect of temperature on magnetic Barkhausen noise (MBN) can be divided into two types: the direct effect of temperature itself and the indirect effect of thermally induced stress.
Yujue Wang   +2 more
doaj   +1 more source

Substantial thinning of melt-spun ribbons by an optimised and high-yield ball-milling process

open access: yesAIP Advances, 2023
Melt-spun Fe-based ribbons are widely used as the core of transformers and inductors due to their high flux density and low coercivity. However due to their high thickness (∼19 µm) these ribbons are prone to large eddy current losses at MHz frequencies ...
Liang Ye   +7 more
doaj   +1 more source

An Investigation of Various Controller Designs for Multi-Link Robotic System (Robogymnast)

open access: yesKnowledge, 2022
An approach to controlling the three-link Robogymnast robotic gymnast and assessing stability is proposed and examined. In the study, a conventionally configured linear quadratic regulator is applied and compared with a fuzzy logic linear quadratic ...
Bdereddin Abdul samad   +3 more
doaj   +1 more source

On the Effects of Lamination Artificial Faults in a 15 kVA Three-Phase Transformer Core

open access: yesIEEE Access, 2022
Cutting and punching of the steel used in power transformer core may cause edge burrs. This, along with the degradation of the lamination insulation, can lead to interlaminar short circuits.
Ehsan Altayef   +3 more
doaj   +1 more source

A New Active Locomotion Capsule Endoscopy under Magnetic Control and Automated Reading Program [PDF]

open access: yesClinical Endoscopy, 2020
Capsule endoscopy (CE) is the first-line diagnostic modality for detecting small bowel lesions. CE is non-invasive and does not require sedation, but its movements cannot be controlled, it requires a long time for interpretation, and it has lower image ...
Dong Jun Oh   +2 more
doaj   +1 more source

High Performance Planar Magnetics Based on an Unbalanced-Flux Approach

open access: yesIEEE Open Journal of Power Electronics, 2023
This paper presents a new design concept to increase the efficiency and the power density of planar magnetics. In contrast to the existing magnetics, which are built using the balanced magnetic flux density design, the proposed design concept generates ...
Sobhi Barg   +2 more
doaj   +1 more source

The Usage of GIS Tools on Vintage Aerogeophysical Data for Simple and Fast Processing with a Focus on Fault Interpretation: An Austrian Case Study

open access: yesGeosciences, 2022
The reuse of vintage datasets which were acquired in the 20th century can pose challenges for modern geophysical modeling due to missing detailed preprocessing information, significant uncertainties, or lack of precise tracking, etc.
Ingrid Schattauer   +4 more
doaj   +1 more source

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