Results 11 to 20 of about 225,989 (345)

Mitigation of Magnetic Flux Density of Underground Power Cable and its Conductor Temperature Based on FEM

open access: yesIEEE Access, 2021
This article proposes using a metallic plate to be installed above the underground power cable route to mitigate the maximum cable conductor temperature and the ground surface magnetic flux density surrounding the cable route and underground cable de ...
Adel Zein El Dein Mohamed   +3 more
doaj   +1 more source

Magnetic Field Active Shielding of Overhead Power Lines with Triangular Phase Conductors Arrangements [PDF]

open access: yesProblems of the Regional Energetics, 2020
. The purpose of the work is synthesis of two degree of freedom robust two circuits system of active shielding of magnetic field, generated by overhead power lines with triangular phase conductor’s arrangements for reducing the initial magnetic flux ...
Kuznetsov B., Nikitina T., Bovdui I.
doaj   +1 more source

Influencing factors of shielding effectiveness test of electromagnetic shielding clothing

open access: yesJournal of Industrial Textiles, 2022
There is no perfect method to test and evaluate electromagnetic shielding (EMS) clothing up to now. The main reason is that the influence laws of the emission source parameters and the test position on the shielding effectiveness (SE) of the EMS clothing has not been clarified.
Xiuchen Wang   +4 more
openaire   +1 more source

Influence of Cylindrical Shield Dimensions on Shielding Effectiveness

open access: yesПриборы и методы измерений, 2022
Study of dimensional parametersʼ influence on shielding properties of cylindrical shields will allow to optimise the fusion process, as well as to reduce production costs by reducing the material used.
O. D. Kanafyev   +7 more
doaj   +1 more source

Reproducing the CO-to-H₂ conversion factor in cosmological simulations of Milky-Way-mass galaxies [PDF]

open access: yes, 2020
We present models of CO(1–0) emission from Milky-Way-mass galaxies at redshift zero in the FIRE-2 cosmological zoom-in simulations. We calculate the molecular abundances by post-processing the simulations with an equilibrium chemistry solver while ...
Benincasa, Samantha M.   +10 more
core   +6 more sources

Analysis of radiation safety management status of medical linear accelerator facilities in Korea

open access: yesNuclear Engineering and Technology, 2022
The rapid rise in the application of novel treatment techniques, such as intensity-modulated radiotherapy (IMRT), motivated us to survey the status of Korea's radiation safety management and the shielding designs of facilities employing medical linear ...
Na Hye Kwon   +5 more
doaj   +1 more source

The role of Ag2O incorporation in nuclear radiation shielding behaviors of the Li2O–Pb3O4–SiO2 glass system: A multi-step characterization study

open access: yesOpen Chemistry, 2023
We report the gamma-ray shielding properties of five different lithium silicate glasses based on the (40 − x) Li2O–10Pb3O4–50SiO2 nominal composition. Transmission factor values and some basic shielding parameters such as linear (µ) and mass attenuation ...
ALMisned Ghada   +8 more
doaj   +1 more source

LOW-FREQUENCY MAGNETIC FIELD SHIELDING BY A CIRCULAR PASSIVE LOOP AND CLOSED SHELLS

open access: yesElectrical engineering & Electromechanics, 2016
Purpose. To analyze the shielding factors for a circular passive loop and conductive closed shells placed in a homogeneous low-frequency magnetic field. Methodology. We have obtained simplified expressions for the shielding factors for a circular passive
V.S. Grinchenko   +2 more
doaj   +1 more source

Shielding Adequacy of Conventional X-ray Facilities in Kano Metropolis, Nigeria using RadShield Software

open access: yesAfrican Scientific Reports, 2022
Over time x-ray department gains more patient throughput compared to when it was established, this may lead to changes in room usage, workload and occupancy factor. Therefore, it becomes imperative to re-evaluate the shielding adequacy of the facilities
Mohammed Sidi   +5 more
doaj   +1 more source

A New Approach to Calculate the Shielding Factor of Magnetic Shields Comprising Nonlinear Ferromagnetic Materials under Arbitrary Disturbances

open access: yesEnergies, 2019
To enable the realization of ultra-low magnetic fields for scientific and technological research, magnetic shielding is required to create a space with low residual magnetic field and high shielding factors.
Yiyang Zhao   +5 more
doaj   +1 more source

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