Results 41 to 50 of about 3,801 (279)

The magnetic field self-display system of coupler for wireless power transfer systems based on magnetic structure factor

open access: yesEnergy Reports, 2022
The magnetic field surrounding wireless power transfer (WPT) systems is difficult for the general public to discern in practice. To address this problem, a system that only measures the current in the coils for transferring and receiving to get the ...
Jiacheng Li, Xueliang Huang, Linlin Tan
doaj   +1 more source

Critical frequency of autonomous current inverter when operating on active-inductive load [PDF]

open access: yesE3S Web of Conferences, 2020
The article presents the results of a study of a circuit of an autonomous current inverter with shut-off valves when operating on an active-inductive load in terms of identifying its properties, energy characteristics and comparing the circuit with a ...
Sapaev Khushnud   +2 more
doaj   +1 more source

Investigation of a Resonant dc–dc Converter for Light Rail Transportation Applications

open access: yesEnergies, 2018
A high efficiency dc–dc converter is studied for light rail transportation applications on DC microgrid systems. The adopted structure includes two series-connected resonant circuits with single isolated transformer from input 750 V to output 48 V.
Bor-Ren Lin
doaj   +1 more source

A Low-Noise High-Gain Broadband Transformer-Based Inverter-Based Transimpedance Amplifier

open access: yesIEEE Open Journal of Circuits and Systems, 2022
In this paper, a transformer-based bandwidth (BW) extension technique is employed to improve the BW, noise, and silicon area of inverter-based transimpedance amplifiers (TIAs) even when they use inductive peaking.
Milad Haghi Kashani   +2 more
doaj   +1 more source

Recycling of NiTi Shape Memory Alloys: Fundamental and Technological Aspects of a Vacuum Induction Melting Processing Route

open access: yesAdvanced Engineering Materials, EarlyView.
The present study investigates recycling of NiTi shape memory alloys via vacuum induction melting. An ingot was synthesized from elemental Ni and Ti and subjected to three subsequent remelting cycles. Remelting increases process durations and impurity levels and adversely affects microstructures and functional properties.
Sakia Sophia Noorzayee   +7 more
wiley   +1 more source

Máquina assíncrona trifásica de rotor bobinado duplamente alimentada por meio de transformador rotativo [PDF]

open access: yes, 2011
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Engenharia Elétrica, Florianópolis, 2011A máquina assíncrona trifásica é um equipamento extremamente difundido no universo das máquinas ...
Ruviaro, Maurício
core  

LCDEiT: A Linear Complexity Data-Efficient Image Transformer for MRI Brain Tumor Classification

open access: yesIEEE Access, 2023
Current deep learning-assisted brain tumor classification models sustain inductive bias and parameter dependency problems for extracting texture-based image information.
Gazi Jannatul Ferdous   +4 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

A pulse generator with inductive energy storage for measuring the grounding resistance of transmission line towers

open access: yesVestnik MGTU, 2018
The pulse method may be used to measure the footing resistance of transmission towers with overhead grounding wires. Measuring systems that obtain the time dependent transient impedance may be used to measure the low-frequency resistance of transmission ...
Kolobov V. V.   +2 more
doaj   +1 more source

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