Thirty-Six Years of Service Experience with a National Population of Gas-Insulated Substations

This paper shows the result of a failure survey including the entire population of gas-insulated substations in the Norwegian power transmission system. The survey comprises the complete service experience up to now-nearly 12000 circuit-breaker years. Information about 180 failures has been recorded...

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Veröffentlicht in:	IEEE transactions on power delivery 2010-10, Vol.25 (4), p.2448-2454
Hauptverfasser:	Istad, M, Runde, M
Format:	Artikel
Sprache:	eng
Schlagworte:	Aging Applied sciences Circuit faults Circuits Connection and protection apparatus Electrical engineering. Electrical power engineering Electrical power engineering Electricity distribution Encapsulation end of life Exact sciences and technology Failure failure analysis Failure rates Faults Flashover gas-insulated substations (GIS) Geographic Information Systems Injuries Manufacturing Miscellaneous Power networks and lines Power transmission reliability Statistics Substations sulfur hexafluoride switchgear
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