The Attenuation and Propagation Law of Ultrasonic Wave in UHV Gas Insulated Line
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DOI: 10.1109/access.2020.3021432
Abstract: Gas insulated transmission line (GIL) is widely used for power transmission in special geographical environment such as river crossing, mountain crossing and city tunnel crossing scenarios. Because of its totally enclosed structure, it is difficult… read more here.
Keywords: propagation; attenuation; gas insulated; gil ... See more keywords
Application of SCNGO-VMD-SVM in Identification of Gas Insulated Switchgear Partial Discharge
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Access"
DOI: 10.1109/access.2024.3377688
Abstract: Partial discharge (PD) is one of the main reasons of insulation deterioration in gas insulated switchgear (GIS). How to efficiently and accurately identify PD signals is an important guarantee for the stable operation of GIS.… read more here.
Keywords: svm; partial discharge; gas insulated; insulated switchgear ... See more keywords
On the management of metallic particle contamination in gas insulated switchgear
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Dielectrics and Electrical Insulation"
DOI: 10.1109/tdei.2017.006179
Abstract: Electrical insulation performance of compressed gas insulated switchgear (GIS) is adversely affected by metallic particle contaminants with a loss of up to 90% of the gas dielectric strength. Such particles play a crucial role in… read more here.
Keywords: metallic particle; gas; insulated switchgear; insulation ... See more keywords
A Novel Diagnosis Method Based on the Feature Selection Algorithm and Convolutional Neural Network for SF6 Gas-Insulated Equipment
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Dielectrics and Electrical Insulation"
DOI: 10.1109/tdei.2023.3271959
Abstract: SF6-decomposition-based insulation degradation of gas-insulated equipment has attracted considerable research attention in the power industry. However, because limited feature mining has been performed for SF6 decomposition components, diagnostic accuracy is reduced. Therefore, in this study,… read more here.
Keywords: network; gas insulated; diagnosis; feature ... See more keywords
The Study on a New Method for Detecting Corona Discharge in Gas Insulated Switchgear
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2021.3129225
Abstract: Partial discharge (PD) is the main cause of insulation deterioration and failure of gas-insulated switchgear (GIS). Corona discharge (CD) is a typical type of PD in gas-insulated switchgear. Accurate and sensitive measurement of CD in… read more here.
Keywords: gas insulated; discharge; insulated switchgear; method ... See more keywords
Enhanced Detection of SF₆ Gas Moisture Concentration in Gas-Insulated Switchgear Utilizing Tilted Fiber Bragg Grating Coated With Multilayer Graphene Oxide Films
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2024.3450125
Abstract: The increase in moisture concentration within gas-insulated switchgear (GIS) reduces the insulation level of the equipment, necessitating the detection of SF6 moisture concentration. Addressing the challenge of the traditional dew point method being impractical for… read more here.
Keywords: detection; moisture; moisture concentration; gas insulated ... See more keywords
Intelligent Scheme for Partial Discharge Signals Denoising in Gas-Insulated Equipment via Improved Zebra Optimization
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2024.3502891
Abstract: Accurately detecting partial discharge (PD) signals released from gas-insulated equipment is crucial to identifying potential insulation faults. However, current PD denoising methods that lack the capability to adaptively adjust model parameters based on signal characteristics,… read more here.
Keywords: discharge signals; improved zebra; partial discharge; gas insulated ... See more keywords
An Elimination Method for an Emergency Situation in Gas-Insulated Switchgear in Power Grids
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Power Delivery"
DOI: 10.1109/tpwrd.2020.3048789
Abstract: This paper presents the possibilities of reducing emergency situations and reducing the time of failure in the power grid. The paper contains a detailed description of the method (algorithm) of operation in emergency situations on… read more here.
Keywords: paper; power; insulated switchgear; emergency ... See more keywords
Towards Generalizable Classification of Partial Discharges in Gas-Insulated HVDC Systems Using Neural Networks: Protrusions and Particles
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Power Delivery"
DOI: 10.1109/tpwrd.2024.3369872
Abstract: Undetected partial discharges (PDs) are a safety critical issue in high voltage (HV) gas-insulated systems (GIS). While the diagnosis of PDs under AC voltage is well-established, the analysis of PDs under DC voltage remains an… read more here.
Keywords: generalizable classification; gas insulated; voltage; partial discharges ... See more keywords
Internal Vibration Source Inversion of Gas Insulated Switchgear by Ensemble Kalman Filter - Finite Element Analysis and Particle Swarm Optimization
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Power Delivery"
DOI: 10.1109/tpwrd.2025.3608697
Abstract: Vibration characteristics are significant mechanical state information in gas-insulated switchgear (GIS). However, obtaining internal vibration data from enclosure data for equipment diagnosis is still challenging due to the unclear nonlinear transfer relationship between the internal… read more here.
Keywords: analysis; gas insulated; insulated switchgear; inversion ... See more keywords
Status Review on Gas Insulated Switchgear Partial Discharge Diagnostic Technique for Preventive Maintenance
Sign Up to like & getrecommendations! Published in 2017 at "Indonesian Journal of Electrical Engineering and Computer Science"
DOI: 10.11591/ijeecs.v7.i1.pp9-17
Abstract: Gas insulated switchgear (GIS) plays a vital role in high voltage transmission of electrical energy due to its advantages of high reliability and performance, compact in dimensions and outstanding compatibility with the environment. It uses… read more here.
Keywords: preventive maintenance; gas; insulated switchgear; gas insulated ... See more keywords