Results 101 to 110 of about 2,074 (217)

Acoustic carrier signal transmission technology and its potential for in‐site monitoring of sliding electrical contact used in gas‐insulated switchgear/gas‐insulated transmission line

open access: yesHigh Voltage
A wireless signal transmission technology based on acoustic carrier is proposed, which overcomes the limitation of electromagnetic signal shielding and shows great potential for in‐site monitoring of sliding electrical contact used in gas‐insulated ...
Chen Chen   +4 more
doaj   +1 more source

STUDI ANALISIS EFISIENSI PENGGUNAAN BATERAI DI GAS INSULATED SUBSTATION WARU

open access: yesJournal of Energy and Electrical Engineering
Gas Insulated Switchgear (GIS) dalam beroperasi menggunakan dua sumber daya yaitu bolak balik (AC) dan searah (DC). Baterai merupakan alat penting untuk menampung sumber DC dari rectifier agar dapat dimanfaatkan dengan efisien. Baterai ini akan mensuplai
Ardhan Fajar Ramadhan   +3 more
doaj   +1 more source

Time domain analysis of switching transient fields in high voltage substations [PDF]

open access: yes, 2009
Switching operations of circuit breakers and disconnect switches generate transient currents propagating along the substation busbars. At the moment of switching, the busbars temporarily acts as antennae radiating transient electromagnetic fields within ...
Judd, M.D., Musa, B.U., Siew, W.H.
core  

A Pt-Doped TiO2 Nanotube Arrays Sensor for Detecting SF6 Decomposition Products

open access: yesSensors, 2013
The detection of partial discharge and analysis of SF6 gas components in gas-insulated switchgear (GIS) is important for the diagnosis and operating state assessment of power equipment.
Xiaoxing Zhang, Jing Tie, Jinbin Zhang
doaj   +1 more source

Research on Photoacoustic Ultrasonic Dual Mode GIS Gas Tomography Technology

open access: yesJournal of Harbin University of Science and Technology
Recently, environmentally friendly insulating gases represented by (CF 3 ) 2 CFCN have been widely used in high-voltage insulated switchgear (GIS) in various countries due to their low global warming potential and ozone free characteristics.
TANG Bingnan, ZHOU Yao, WANG Anjing
doaj   +1 more source

Studi Karakteristik Tegangan Tembus DC Polaritas Positif pada Gas Nitrogen (N2) [PDF]

open access: yes, 2017
Insulation of Sulfur hexafluoride (SF6) gas, nitrogen (N2) gas and Carbon Dioxide (CO2) gas usually used in circuit breaker. Sulfur hexafluoride (SF6) gas is widely used in high-voltage system.
Murdiya, F. '. (Fri)   +1 more
core  

Elektrische Festigkeit von alternativen Isoliergasen bei hohem Druck [PDF]

open access: yes, 2015
Schwefelhexafluorid (SF6) ist das meist verwendete Isoliergas der Hochspannungs- und Energietechnik. Neben den exzellenten Isoliereigenschaften besitzt SF6 das höchste bekannte Treibhauspotential und weist eine lange Verweilzeit in der Atmosphäre auf ...
Hopf, Andreas, Rossner, Michael
core  

Semi-Supervised Learning-Based Partial Discharge Diagnosis in Gas-Insulated Switchgear

open access: yesIEEE Access
Effective monitoring and diagnosis of partial discharge (PD) in power equipment are crucial for maintenance, particularly given the expectations of significant increases in energy generation and consumption. Although deep neural networks have been widely
Ho Trong Tai   +3 more
doaj   +1 more source

Effect of water on electrical properties of Refined, Bleached, and Deodorized Palm Oil (RBDPO) as electrical insulating material [PDF]

open access: yes, 2012
This paper describes the properties of refined, bleached, deodorized palm oil (RBDPO) as having the potential to be used as insulating liquid. There are several important properties such as electrical breakdown, dielectric dissipation factor, specific ...
Arief, Yanuar Zulardiansyah   +1 more
core  

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