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Design Method and Experimental Study of Water-Blocking Special-Shaped Wire Conductor for Submarine Cable

open access: yesZhongguo dianli, 2021
The design and manufacture of water-blocking conductor is one of the key research topics in field of submarine cable. A new theoretical design method is proposed for trapezoidal wire water-blocking conductor with structures of constant cross section ...
Wenchao WANG   +7 more
doaj   +1 more source

Dielectric Spectroscopy as a Condition Monitoring Technique for Low-Voltage Cables: Onsite Aging Assessment and Sensitivity Analyses

open access: yesEnergies, 2022
This work presents the development, validation, and sensitivity analyses of a portable device capable of performing high-frequency dielectric spectroscopy tests on site.
Simone Vincenzo Suraci   +2 more
doaj   +1 more source

Degradation of Steel Wires in Bimetallic Aluminum–Steel Conductors Exposed to Severe Corrosion Conditions

open access: yesCorrosion and Materials Degradation, 2022
High-voltage electrical cables are prone to saline corrosion, mostly in coastal environments. Steel wires are a crucial element in withstanding the mechanical solicitations of commonly used aluminum conductor steel reinforced (ACSR) cables.
Alan Rondineau   +3 more
doaj   +1 more source

Fault Diagnosis of HV Cable Metal Sheath Grounding System Based on LSTM

open access: yesApplied Sciences, 2023
At present, the metal sheath of high voltage (HV) cables generally adopts the cross-bonded grounding method, which brings many types of faults and challenges the monitoring and diagnosis of the operation status of the cables.
Qingzhu Wan, Xuyang Yan
doaj   +1 more source

Technical and Economical Performance Comparison of Copper and Aluminum Conductor Submarine Cables with Equal Transmission Capacity

open access: yesZhongguo dianli, 2020
In view of the increasing shortage of copper resources, which causes the high cost of raw materials in wire and cable industry, this paper analyzes the performance differences of copper and aluminum materials, and calculates the cross-section conversion ...
Lei LI   +5 more
doaj   +1 more source

A New Perspective on Hydrogen Chloride Scavenging at High Temperatures for Reducing the Smoke Acidity of PVC Cables in Fires. II: Some Examples of Acid Scavengers at High Temperatures in the Condensed Phase

open access: yesFire, 2022
In the European Union, according to Regulation (EU) n. 305/2011, cables permanently installed in residential and public buildings need additional classification for acidity.
Gianluca Sarti
doaj   +1 more source

Assessment of dielectric strength and partial discharges patterns in nanocomposites insulation of single-core power cables

open access: yesJournal of Advanced Dielectrics, 2021
Nanoparticles succeeded to enhance the dielectric properties of industrial insulation but the presence of voids inside the power cable insulation still leads to formation high electrical stress inside power cable insulation material and collapse. In this
Ahmed Thabet, M. Fouad
doaj   +1 more source

Load condition identification of a gymnastics horizontal bar apparatus using the tension balance of four cables

open access: yesNihon Kikai Gakkai ronbunshu, 2021
Gymnastics are diversifying skills and advanced with the development of the competition. Therefore, the guidance and scoring of gymnastics are also difficult.
Kenya OHTSUKA   +3 more
doaj   +1 more source

Aging Mechanisms and Monitoring of Cable Polymers

open access: yesInternational Journal of Prognostics and Health Management, 2015
Aging mechanisms of two polymeric insulation materials that are used widely in nuclear power plant low-voltage cables; cross-linked polyethylene (XLPE) and ethylene propylene rubber/ethylene propylene diene terpolymer (EPR/EPDM), are reviewed.
Nicola Bowler, Shuaishuai Liu
doaj   +1 more source

Diseño del puente Abbas Ibn Firnás sobre el río Guadalquivir en Córdoba

open access: yesInformes de la Construccion, 2013
Las obras del Nuevo Acceso al Aeropuerto de Córdoba incluyen la construcción del Puente Abbas Ibn Firnás para salvar el cauce del río Guadalquivir.
I. Hinojosa   +2 more
doaj   +1 more source

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