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Highly integrated and compact gas-insulated switchgear (GIS) for 4000 A and 63 kA
2003 IEEE PES Transmission and Distribution Conference and Exposition (IEEE Cat. No.03CH37495), 2004An up-rated gas-insulated switchgear (GIS)- product in the voltage range up to 170 kV with 4000 A continuous current and 63 kA short circuit current is now available, which in these ratings is the most compact design in this market segment. This recently developed GIS is based on the existing GIS type ELK-0 (which is established in the market since ...
T. Betz +4 more
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Two planar antennas for detection of partial discharge in gas-insulated switchgear (GIS)
2015 IEEE International Conference on Communication, Networks and Satellite (COMNESTAT), 2015The detection of partial discharge in GIS plays a pivotal role in preventing and mitigating severe operational failure and damage in insulation elements. Partial discharge progressively degrades the insulating medium and, as a result electrical breakdown can occur in GIS.
Diego Lozano-Claros +2 more
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Coating and barrier within medium voltage GIS (gas insulated switchgear)
IET Conference Publications, 2009The main purpose of this paper is to investigate ca ses with atmospheric air and hybrid insulation, where solid insulation is used in addition to air. For solid insulation, convenient polymeric materials are used. With hybri d insulation it is typically two options: Coating or barriers.
T. Oyvang, S.T. Hagen
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Emerging Technologies in High Voltage Gas Insulated Switchgear-Clean Air GIS and NCIT
2019 International Conference on High Voltage Engineering and Technology (ICHVET), 2019Presently, the Gas insulated switchgears (GIS) are used extensively in the power transmission and distribution systems worldwide. The compactness and durability of Gas insulated switchgear is the key reason for their popularity. The compactness is mainly because of presence of SF6 gas, having the best characteristics as an insulating and quenching ...
Dharababu Thummapal +2 more
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A surface resistivity probe for assessing solid insulators in GIS (gas insulated switchgear)
IEEE International Symposium on Electrical Insulation, 2002The changes in surface characteristics after a spacer has been exposed to a large amount of SF/sub 6/ decomposition products for a short period of time, which is similar to conditions during fault repair, are described. The design and construction of a prototype surface electrical resistivity probe which can be used to assess the reusability of ...
J.M. Braun, F.Y. Chu, R. Seethapathy
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Industrial Robot: the international journal of robotics research and application, 2022
Purpose The purpose of this paper is to achieve optimal climbing control of the gas-insulated switchgear (GIS) robot, as the authors know that the GIS inspection robot is a kind of artificial intelligent mobile equipment which auxiliary or even substitute human labor drive on the inner wall of the gas-insulated metal enclosed switchgear.
Zhimin Pan +5 more
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Purpose The purpose of this paper is to achieve optimal climbing control of the gas-insulated switchgear (GIS) robot, as the authors know that the GIS inspection robot is a kind of artificial intelligent mobile equipment which auxiliary or even substitute human labor drive on the inner wall of the gas-insulated metal enclosed switchgear.
Zhimin Pan +5 more
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International Journal of Emerging Electric Power Systems, 2021
Abstract Insulation based on epoxy resin (ER) is widely used for high voltage and high fault current rated electrical substation equipment. This paper details the formulation of epoxy based Nano-composites and influence of the Nano filler material on the electrical and thermal properties like breakdown voltage ...
Rathod Hari, Mandava Mohana Rao
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Abstract Insulation based on epoxy resin (ER) is widely used for high voltage and high fault current rated electrical substation equipment. This paper details the formulation of epoxy based Nano-composites and influence of the Nano filler material on the electrical and thermal properties like breakdown voltage ...
Rathod Hari, Mandava Mohana Rao
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Ultra-High Frequency (UHF) Based Partial Discharge Measurement in Gas Insulated Switchgear (GIS)
2019 International Conference on High Voltage Engineering and Technology (ICHVET), 2019Gas Insulated Substations (GIS) offer significant advantages over conventional Air Insulated Substations (AIS) on account of reduced space and operational efficiency. Partial discharge (PD) measurement is one of the important test in GIS to ensure its reliability during service and also to reveal defects at incipient levels. One of the methods employed
M. Mohana Rao, Mrituniav Kumar
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2015 IEEE 15th International Conference on Environment and Electrical Engineering (EEEIC), 2015
This paper presents the EMC (Electromagnetic Compatibility) philosophy applied to design the grounding systems of GIS Insulated Substation - GIS indoor substation. The grounding systems are characterized by the following subsystems: Main Grounding grid (60 Hz Grounding System), Equipotential Grounding grid (HF Grounding system) and Lightning Grounding ...
Marcos Tello +4 more
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This paper presents the EMC (Electromagnetic Compatibility) philosophy applied to design the grounding systems of GIS Insulated Substation - GIS indoor substation. The grounding systems are characterized by the following subsystems: Main Grounding grid (60 Hz Grounding System), Equipotential Grounding grid (HF Grounding system) and Lightning Grounding ...
Marcos Tello +4 more
openaire +1 more source