Results 21 to 30 of about 192,055 (298)

Study on design of visual intelligent detection instrument for aviation cable fault

open access: yesXibei Gongye Daxue Xuebao, 2021
Aviation cable is used to transmit electric energy and signal, and its performance directly affects the safety of aircraft. It is difficult to locate cable faults on aircraft and there is a lack of suitable high-precision detection equipment.

doaj   +1 more source

Conductive Ink Printed Fabric Antenna with Aperture Feeding Technique

open access: yesApplied Sciences, 2023
Screen-printed and inkjet-printed conductive fabric antennas have been investigated in this manuscript. The former showed optimal radiation performance after fabrication and measurement, which was the basis for developing a new fabric antenna feeding ...
Philip Ayiku Dzagbletey, Jae-Young Chung
doaj   +1 more source

ОСОБЛИВОСТІ ЕКРАНУВАННЯ МАГНІТНОГО ПОЛЯ ПІДЗЕМНОЇ ТРИФАЗНОЇ КАБЕЛЬНОЇ ЛІНІЇ ЗА ДОПОМОГОЮ НАСИПНОГО КОМПОЗИЦІЙНОГО ҐРУНТУ З МАГНІТНИМИ ВЛАСТИВОСТЯМИ

open access: yesПраці Інституту електродинаміки Національної академії наук України, 2021
The computations of the magnetic field generated by high-voltage (330 kV) underground power cable line with special fill-up soil having different dimensions (bulk) are carried out by the two- and three-dimensional computer models.
І.М. Кучерява
doaj   +1 more source

Increasing the ampacity of underground cable lines by optimising the thermal environment and design parameters for cable crossings

open access: yesIET Generation, Transmission & Distribution, 2022
The problem of optimising the thermal environment and design parameters of underground cable lines for cable crossings with the aim of increasing the ampacities of cables is considered in this paper.
Bojan Perović   +6 more
doaj   +1 more source

Effects of Multiple Semiconducting Screens on Line Parameters and Wave Properties of Underground Cable

open access: yesIEEE Access, 2019
Along with the geometric and electromagnetic properties, incorporation of multiple semiconducting screens in an underground (UG) power cable influences the primary line parameters as well as wave properties of the cable.
Swarnankur Ghosh   +2 more
doaj   +1 more source

Safety assessment of electromagnetic exposure for adult and child passengers standing on the subway platform [PDF]

open access: yesArchives of Electrical Engineering, 2022
The objective of this work is to evaluate the safety of adult and child passengers exposed to a radio frequency (RF) source, i.e., a leaky coaxial cable (LCX) on the subway platform.
Jin Li, Mai Lu
doaj   +1 more source

Novel Earth Fault Protection Algorithm Based on MV Cable Screen Zero Sequence Current Filter

open access: yesEnergies, 2019
This paper presents novel zero sequence current filter and earth fault protection relay, which utilize cable screens earthing current in protection algorithm.
Krzysztof Lowczowski   +4 more
doaj   +1 more source

Steady State Assessment of Shunt Compensated EHV Insulated Cables by Means of Multiconductor Cell Analysis (MCA)

open access: yesEnergies, 2012
The author has already presented some papers which allow studying cable systems by means of the multiconductor cell analysis (MCA). This method considers the cable system in its real asymmetry without simplified and approximated hypotheses.
Roberto Benato
doaj   +1 more source

Pineapples internal quality inspection approaches and its potential effects in Malaysia [PDF]

open access: yes, 2020
Pineapple (Ananas Comosus L. Metil) is a tropical plant under Bromeliaceous family that is grown in American tropics, subtropics, and warmer regions (U. Nations 2012). Pineapple is the second harvest tropical fruit after banana in the world (S.
Jam, Mohamad Nur Hakim   +2 more
core  

Preprocessing Acoustic Emission Signal of Broken Wires in Bridge Cables

open access: yesApplied Sciences, 2022
Bridges, especially cable-stayed bridges, play an important role in modern transportation systems. The safety status of bridge cables, as an important component of cable-stayed bridges, determines the health status of the entire bridge.
Guangming Li   +4 more
doaj   +1 more source

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