Results 31 to 40 of about 6,822,454 (350)

EXTRACTION OF ROAD-CROSSING POWER AND COMMUNICATION LINES FROM MOBILE MAPPING DATA [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
In residential areas, maintenance of power and communication lines is an important issue. In recent years, the frequency and power of typhoons and storms have significantly increased. If utility poles incline due to strong winds, slack cables may contact
K. Tajima, H. Masuda
doaj   +1 more source

MVDC MgB2 superconducting cables for hybrid power transmission [PDF]

open access: yes, 2023
Combining liquid hydrogen and superconducting cables presents a unique opportunity for a more decarbonized world. The European project SCARLET has been launched to demonstrate inter alia the feasibility of an MVDC hybrid system that distributes hydrogen ...
Lallouet, Nicolas   +16 more
core  

Design and Application of a New-Type Power Cable Multi-parameter Live Detection Device

open access: yesZhongguo dianli, 2021
Current power cable live detection technology has such problems as complicated operation, high detection difficulty, numerous equipment types and high testing personnel requirement. A new type of multi-parameter live detection device is thus designed for
Cheng ZHANG   +5 more
doaj   +1 more source

Analysis of Multi-Frequency Oscillation Stability in a Prosumer Power Network

open access: yesFrontiers in Energy Research, 2022
Multi-frequency oscillation is a new type of electromagnetic oscillation issue in power systems caused by the increasing penetration of renewable power and power electronic devices.
Zuanhong Yan, Chao Hong
doaj   +1 more source

Offshore Wind Farms On-Site Submarine Cable Testing and Diagnosis with Damped AC

open access: yesEnergies, 2019
The current power cables IEC standards do not provide adequate recommendations for after-laying testing and diagnosis of offshore export and inter-array power cables.
Edward Gulski   +3 more
doaj   +1 more source

Photovoltaic Maximum Penetration Limits on Medium Voltage Overhead and Underground Cable Distribution Feeders: A Comparative Study

open access: yesEnergies, 2021
This paper investigates the maximum photovoltaic (PV) penetration limits on both overhead lines and underground cables medium voltage radial distribution system. The maximum PV penetration limit is estimated considering both bus voltage limit (1.05 p.u.)
Sultan Sh. Alanzi, Rashad M. Kamel
doaj   +1 more source

Time Reversal to Localise Multiple Partial Discharges in Power Cables [PDF]

open access: yes, 2023
The paper studies the suitability of the electromagnetic time reversal (EMTR) technique to localise multiple sources of partial discharges (PD) in power cables.
Ragusa, A.   +4 more
core  

Research and analysis on defect detection of semi-conductive layer of high voltage cable [PDF]

open access: yesE3S Web of Conferences, 2020
As a component of the Internet of things, high-voltage cables are the power supply infrastructure for the modern development of cities. The operation experience shows that the high-voltage cable has been broken down many times due to the defective ...
Liu Sanwei   +6 more
doaj   +1 more source

Superconducting Cables for Europe’s Energy Transition [PDF]

open access: yes, 2023
SCARLET, “Superconducting CAbles foR sustainabLe Energy Transition”, is a new Horizon Europe project funded for a duration of 4.5 years. The goal of the project is to develop and industrially manufacture superconducting cable systems at the gigawatt ...
Magnusson, Niklas   +4 more
core  

Insulation Degradation Mechanism and Diagnosis Methods of Offshore Wind Power Cables: An Overview [PDF]

open access: yes, 2022
The marine environment in which offshore wind turbines are located is very complex and subjected to a variety of random loads that vary with time and space.
Daqi Zhang   +13 more
core   +1 more source

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