Results 21 to 30 of about 31,506 (294)
Research on modularizing design of 10 kV switchgear with line outlet for live maintenance
Energy Reports, 2021 In order to improve the reliability and safety of power supply and reduce the failure rate of switchgear, this paper designs a novel high-voltage switchgear which is reliable and safe.
Yuan Yao +4 more
doaj +1 more source
Energies, 2021 In this study, we describe the development of a plug-in type of switchgear that can control bidirectional power flow. This switchgear system can connect distributed generations such as photovoltaic and wind turbine generation, and AC and DC loads.
Keon-Woo Park, Chul-Hwan Kim
doaj +1 more source
Energies, 2022 In power energy distribution networks, switchgear is considered critical equipment. This is because the act of monitoring the operation and condition of switchgear, as well as performing the required corrective maintenance on any potentially problematic ...
Yaseen Ahmed Mohammed Alsumaidaee +5 more
semanticscholar +1 more source
Case Studies in Thermal Engineering, 2021 High-voltage switchgear is indispensable for power system. Condensation of the switchgear occurs frequently due to water vapor infiltration and water accumulation in cable trench, which may cause large-scale blackout of the power system.
Xuejing Zheng +6 more
doaj +1 more source
Audio General Recognition of Partial Discharge and Mechanical Defects in Switchgear Using a Smartphone [PDF]
Applied Sciences, 2023 Mechanical defects and partial discharge (PD) defects can appear in the indoor switchgear of substations or distribution stations, making the switchgear a safety hazard. However, traditional acoustic methods detect and identify these two types of defects
Dongyun Dai +5 more
openalex +3 more sources
Research progress on photoacoustic SF6 decomposition gas sensor in gas-insulated switchgear
Journal of Applied Physics, 2022 In the power industry, sulfur hexafluoride (SF6) as an insulating gas is widely used in gas-insulated switchgears (GISs). Owing to the latent inner insulation defects of GIS, various SF6 gas decompositions are generated in the process of partial ...
Xukun Yin +7 more
semanticscholar +1 more source
The Impact of Coil Winding Angle on the Force of DC Solenoid Electromagnetic Actuator
Advances in Electrical and Electronic Engineering, 2019 This paper presents the research on the influence of coil parameter on the force of DC electromagnetic actuator. The coil parameter discussed in the paper is the angle between the windings.
Eduard Plavec +2 more
doaj +1 more source
Temperature rise test and analysis of high current switchgear in distribution system
The Journal of Engineering, 2018 As the load of the power system continues to increase, the capacity of switchgear climbs, resulting in that the overheating problems becoming more serious.
Haotian Xia +7 more
doaj +1 more source
Polyhedron circuit topology switchgear as a novel complex solution [PDF]
E3S Web of Conferences, 2023 The paper offers and analyzes a new complex solution – open switchgear with polyhedron circuit topology, with novel circuit and arrangement approaches including new electrical equipment.
Grinev Nikolai
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Research on temperature rise of high current switchgear in distribution system
The Journal of Engineering, 2019 With the increase of the load of the switchgear, the overheating of the switchgear is more and more serious. In this article, the authors give the primary heat sources in the electrical equipment.
Xiaorui Wang +8 more
doaj +1 more source