Results 1 to 10 of about 2,222 (69)

Application of measures for reduction of magnetic flux density levels in the apartment located above the 10/0.4 kV transformer station [PDF]

open access: yesZbornik Radova: Elektrotehnički Institut "Nikola Tesla", 2022
The paper analyzes the levels of magnetic flux density in the apartment located above the 10/0.4 kV distribution transformer station. During the first magnetic field testing, it was concluded that in the case of the rated load of the transformers ...
Grbić Maja   +2 more
doaj   +1 more source

Magnetic Flux Density Measurement Platform for an Inductive Wireless Power Transmitter Coil Design

open access: yesSensors, 2022
This paper presents a platform developed for automated magnetic flux density measurement. The platform was designed to be used to measure the magnetic flux density of the transmitter/receiver coil of an inductive wireless power transfer system.
Nataša Prosen   +2 more
doaj   +1 more source

Core Loss Analysis and Modeling of a Magnetic Coupling System in WPT for EVs

open access: yesWorld Electric Vehicle Journal, 2021
The magnetic core is an important part of the magnetic coupling system in wireless power transmission (WPT) for EVs. It helps to increase the coupling coefficient and reduce magnetic field leakage. However, it also brings additional core loss.
Qingbin Chen   +3 more
doaj   +1 more source

Temperature dependence for improving the accuracy of an electromagnetic microforce generating machine

open access: yesMeasurement: Sensors, 2021
This paper reported the relation of residual magnetic flux density and temperature of the neodymium magnets in electromagnetic microforce generating machine developed by referring to the principle of the Kibble balance at NMIJ, AIST.
Junfang Zhu   +2 more
doaj   +1 more source

Novel Method for Magnetic Flux Density Estimation in the Vicinity of Multi-Circuit Overhead Transmission Lines

open access: yesIEEE Access, 2022
In this paper, a novel method for the magnetic flux density estimation in the vicinity of multi-circuit overhead transmission lines is proposed. The proposed method is based on a fully connected feed-forward artificial neural network model that is ...
Adnan Mujezinovic   +4 more
doaj   +1 more source

Properties and influence of magnetic fields on iron particles of anisotropic magnetorheological elastomers

open access: yesAIP Advances, 2023
The magnetorheological elastomer (MRE) is an intelligent material whose mechanical properties can be rapidly adjusted under a magnetic flux density. This material’s mechanical properties change due to the interaction between the iron particles inside the
Quang Du Nguyen   +4 more
doaj   +1 more source

Study for Influence of Harmonic Magnetic Fields on Vibration Properties of Core of Anode Saturable Reactor in HVDC Converter Valve System

open access: yesIEEE Access, 2021
The cores of anode saturated reactor (ASR) are the main vibration source of the HVDC converter valve system. The ASR is excited with an impulse voltage, which contains many harmonic components, and the magnetostriction of cores is usually the main reason
Yaqi Wang   +4 more
doaj   +1 more source

FFC NMR Relaxometer with Magnetic Flux Density Control

open access: yesJournal of Low Power Electronics and Applications, 2019
This paper describes an innovative solution for the power supply of a fast field cycling (FFC) nuclear magnetic resonance (NMR) spectrometer considering its low power consumption, portability and low cost.
António Roque   +4 more
doaj   +1 more source

Electric and Magnetic Field Estimation Under Overhead Transmission Lines Using Artificial Neural Networks

open access: yesIEEE Access, 2021
In this paper, a novel method for electric field intensity and magnetic flux density estimation in the vicinity of the high voltage overhead transmission lines is proposed.
Ajdin Alihodzic   +2 more
doaj   +1 more source

Magnetic measurement and analysis of c-type amorphous by an improved adjustable air gap tester

open access: yesAIP Advances, 2021
A novel magnetic properties tester is designed to accurately and conveniently change the air gap of the core, which can fix cores of various types. The dynamic magnetic characteristics of the amorphous core under sinusoidal excitation within 20 kHz is ...
Yongjian Li   +3 more
doaj   +1 more source

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