Results 11 to 20 of about 192,996 (325)

A generalized approach to deduce the impedance and admittance of underground cable containing N semiconductor screens

open access: diamondEngineering Science and Technology, an International Journal, 2022
Cable routines of most of the commercial transient simulation software like EMTP do not have provision for including the contribution of semiconductor screen in cable impedance and admittance model, although mathematical formulations of impedance and ...
Swarnankur Ghosh, Supriyo Das
doaj   +2 more sources

Correct Cross-Section of Cable Screen in a Medium Voltage Collector Network with Isolated Neutral of a Wind Power Plant

open access: yesEnergies, 2021
The article discusses the selection of cables for power lines connecting wind turbine generators at the wind power plant. The screen cross-section of these cables should be selected considering the value of the screen current at double line-to-earth ...
Huthaifa A. Al_Issa   +5 more
doaj   +3 more sources

Cable Screens in Hazardous Areas

open access: greenMeasurement and Control, 2013
This article considers the requirements for bonding the screens of field cables used in intrinsically safe systems. The possible safety hazard created by potential differences within plant structures is explored, and the recommendation for single-point bonding justified.
Chris Towle
openalex   +3 more sources

Touch Screen Based Assistance Technique for Underwater Manipulation of Cable Burying ROV [PDF]

open access: diamond한국정밀공학회지, 2019
URI-T can perform various underwater construction tasks such as cable burial and maintenance. Successful sea trial results show that URI-T could be used in underwater construction fields.
Gun Rae Cho, Geonhui Ki, Ji-Hong Li
doaj   +2 more sources

Studies of Voltages Induced in the Screens of Power Cables Using Computer Simulation on an MV Network Model [PDF]

open access: goldEnergies
One of the reasons for using metallic sheaths in power cables is to provide a path for fault current flow. The aim of the study will be to determine the effect of the type of short circuit, the current that flows in the conductor of a three-phase MV ...
Aleksandra Schött-Szymczak   +1 more
doaj   +2 more sources

Thermal Analysis of the Medium Voltage Cable

open access: yesEnergies, 2021
The use of high voltage power cables in distribution and transmission networks is still increasing. As a result, the research on the electrical performance of cable lines is still up to date.
Tomasz Szczegielniak   +2 more
doaj   +1 more source

The Effect of Protrusions on the Initiation of Partial Discharges in XLPE High Voltage Cables [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2021
This paper is focusing on 3D Finite Elements Analysis (FEA) based modelling of protrusions as defects or imperfections in the XLPE high voltage cable. This study is aiming to examine the impact, protrusions have on the initiation of partial discharges ...
Mohammad AlShaikh Saleh   +4 more
doaj   +1 more source

Flexible Low-Loss Thin Flimsy Stripline for High-Speed Connections

open access: yesMicromachines, 2022
Increasing numbers of antennas are being placed inside laptop screen bezels. Connections between antennas and laptop bases have become challenging owing to space limitations.
Jau-Jr Lin, Yi-Da Tsai
doaj   +1 more source

Detection and Location of Earth Fault in MV Feeders Using Screen Earthing Current Measurements

open access: yesEnergies, 2020
The paper analyzes the utilization of cable screen currents for earth fault identification and location. Attention is paid on cable and mixed feeders—cable and overhead lines. The principle of operation is based on utilization of 3 criterion values:
Krzysztof Lowczowski   +3 more
doaj   +1 more source

Design, Manufacture, and Test of a 30 m 10 kV/2.5 kA Concentric HTS Cable Prototype for Urban Grid

open access: yesIEEE Access, 2021
High temperature superconducting (HTS) cable, with significant low dissipation and massive current carrying capability, is a promising solution for the shortage of transmission capacity in mega-cities.
Bangzhu Wang   +11 more
doaj   +1 more source

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