Results 61 to 70 of about 11,968 (212)
Surface Flashover in 50 Years: III. Extreme Environments and Industrial Challenges
ABSTRACT Modern high‐voltage electrical equipment operates in complex environments where surface conditions are subjected to multifaceted influences from electric fields, thermal gradients, contaminants, irradiation and other extreme environmental factors.
Zhen Li +6 more
wiley +1 more source
Arc tracking control in insulation systems for aeronautic applications: challenges, opportunities, and research needs [PDF]
Next generation aircrafts will use more electrical power to reduce weight, fuel consumption, system complexity and greenhouse gas emissions. However, new failure modes and challenges arise related to the required voltage increase and consequent rise of ...
Bogarra Rodríguez, Santiago +3 more
core +2 more sources
ABSTRACT Thermal ageing is an important factor leading to the deterioration of crosslinked polyethylene (XLPE) cable insulation. In this paper, XLPE insulating material was prepared in the laboratory and treated by thermal ageing at 130°C for durations of up to 40 days.
Bingrong Huang +5 more
wiley +1 more source
Metal particles and surface charge accumulation are considered the key factors that could trigger unexpected flashovers of insulators equipped in gas-insulated switchgear (GIS).
Jian Guan +5 more
doaj +1 more source
Analysis of Various ESDD of Contaminant Insulator Flashover Acoustic Signal by Wavelet Packet
With the formation of China’s large power grid, the security of the network is particularly important. The contaminant flashover of insulators has a serious impact on the operation safety of a high voltage power network.
Wang Hong Kun, Wang Shou Xiang, Nie Jing
doaj +1 more source
Fabrication and operation of a two-dimensional ion-trap lattice on a high-voltage microchip [PDF]
Microfabricated ion traps are a major advancement towards scalable quantum computing with trapped ions. The development of more versatile ion-trap designs, in which tailored arrays of ions are positioned in two dimensions above a microfabricated surface,
A Sørensen +37 more
core +2 more sources
Modification of bamboo cell walls using chemical in‐situ bonding was carried out, while optimizing the arrangement of bamboo fibers. Additionally, an N‐P‐B flame retardant system was formed within the bamboo material to develop an ultra‐strong flame retardant bamboo‐based composite.
Jiajian Wang +9 more
wiley +1 more source
Evaluation of Kapton pyrolysis, arc tracking, and flashover on SiO(x)-coated polyimide insulated samples of flat flexible current carriers for Space Station Freedom [PDF]
Kapton polyimide wiring insulation was found to be vulnerable to pyrolization, arc tracking, and flashover when momentary short-circuit arcs have occurred on aircraft power systems.
Mundson, Chris, Stueber, Thomas J.
core +1 more source
Tower grounding improvement versus line surge arresters: comparison of remedial measures for high-BFOR subtransmission lines [PDF]
This paper presents a technical/economic comparison between remedial measures aimed at improving the lightning performance of an existing Italian three-phase 150-kV overhead line.
GATTA, Fabio Massimo +4 more
core +1 more source
ABSTRACT This study evaluates the effectiveness of fire barrier solutions for upholstered furniture to enhance passive fire protection and reduce chemical exposure risks during regular use. Upholstered furniture ignition accounts for 22% of fatalities in reported home fires, often due to rapid flame spread and high heat conditions.
Debra D. Harris +2 more
wiley +1 more source

