Results 21 to 30 of about 22,042 (209)

Effect of Magnetic Field on Different Opening Processes of Multi-Break Vacuum Gaps

open access: yesIEEE Access, 2021
Vacuum gap saturation of single break can be solved by multiple breaks in series. In different breaking processes, the unbalanced energy and charges injected into the breaks lead to unbalanced voltage distribution.
Hao Zhang   +5 more
doaj   +1 more source

Naive bayes multi-label classification approach for high-voltage condition monitoring [PDF]

open access: yes, 2019
This paper addresses for the first time the multilabel classification of High-Voltage (HV) discharges captured using the Electromagnetic Interference (EMI) method for HV machines.
Boreham, Philip   +4 more
core   +2 more sources

Gas flow–switching arc interaction in HV synchronous gas blast interrupters [PDF]

open access: yesE3S Web of Conferences, 2019
The paper is devoted to the solution of short-circuit switching problem in distribution networks by application of synchronous HV gas-blast circuit breakers (SCB). The reduction of the arcing energy by reducing the arcing time can extend the SCB expected
Kurakina Natalia   +2 more
doaj   +1 more source

A Novel Model of Electromechanical Contactors for Predicting Dynamic Characteristics

open access: yesEnergies, 2021
To ensure the reliability of power supply, a dual power supply structure appears in the power distribution system. Power supply switching is a complex physical process. This paper presents a novel model of electromechanical contactors.
Gongrun Wang   +5 more
doaj   +1 more source

Linear-time recognition of circular-arc graphs [PDF]

open access: yesProceedings 42nd IEEE Symposium on Foundations of Computer Science, 2001
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Arc Segmentation in Linear Time

open access: yes, 2011
A linear algorithm based on a discrete geometry approach is proposed for the detection of digital arcs and digital circles using a new representation of them. It is introduced by inspiring from the work of Latecki [1]. By utilizing this representation, we transform the problem of digital arc detection into a problem of digital straight line recognition.
Nguyen, Thanh Phuong   +1 more
openaire   +3 more sources

Fault Detection for Medium Voltage Switchgear Using a Deep Learning Hybrid 1D-CNN-LSTM Model

open access: yesIEEE Access, 2023
Medium voltage (MV) switchgear is a vital part of modern power systems, responsible for regulating the flow of electrical power and ensuring the safety of equipment and personnel.
Yaseen Ahmed Mohammed Alsumaidaee   +9 more
doaj   +1 more source

Experimental Characterization of Electrical Discharge Machining of Aluminum 6061 T6 Alloy using Different Dielectrics [PDF]

open access: yes, 2019
Electrical discharge machining is a non-traditional machining method broadly employed in industries for machining of parts that have typical profiles and require great accuracy.
Ismail, S. O.   +4 more
core   +4 more sources

Modeling of Dry Band Formation and Arcing Processes on the Polluted Composite Insulator Surface

open access: yesEnergies, 2019
This paper modeled the dry band formation and arcing processes on the composite insulator surface to investigate the mechanism of dry band arcing and optimize the insulator geometry.
Jiahong He, Kang He, Bingtuan Gao
doaj   +1 more source

Time dependent nature of the Neptune’s arc configuration [PDF]

open access: yesIcarus, 2022
By distinguishing the main arc Fraternite from the minor arcs Egalite (2,1), Liberte, Courage, the restricted three-body system is extended to a non-conservative restricted four-body system with the central body Neptune S, the primary body Galatea X, a minor body Fraternite F, and a test body s.
openaire   +2 more sources

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