GAS-INSULATED MEDIUM OR HIGH VOLTAGE ELECTRICAL APPARATUS INCLUDING CARBON DIOXIDE, OXYGEN AND HEPTAFLUOROISOBUTYRONITRILE

• Main Authors: CREUSOT CHRISTOPHE, KIEFFEL YANNICK, GIRODET ALAIN, PORTE JACQUES
• Format: Patent
• Language: English; Korean
• Published: 20.05.2016
• Subjects: BASIC ELECTRIC ELEMENTS; BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLYOR DISTRIBUTION OF ELECTRIC POWER; CABLES; CONDUCTORS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION; INDUCTANCES; INSULATORS; MAGNETS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; TRANSFORMERS

본 발명은 누설 방지 봉입체를 포함하는 중간 또는 고전압 장비로서, 전기 구성요소들 및 전기 절연을 제공하며 그리고/또는 상기 봉입체 내에서 발생할 가능성이 있는 전기 아크들을 소멸시키기 위한 가스 혼합물이 위치해 있는 중간 또는 고전압 장비를 제공하며, 상기 가스 혼합물은 헵타플루오로이소부티로니트릴, 이산화탄소, 및 소량의 산소를 포함한다. 가변 두께의 고체 유전체 층에서 커버 되는 전기 구성요소들은 본 발명의 장비의 누설 방지 봉입체 내부에 위치해 있다. The present invention provides medium- or high-voltage equipment including a leaktight enclosure in which there are located electrical components and a gas mixture for providing electrical insulation and/or for extinguishing electric arcs that are likely to occur in said enclosure, the gas mixture comprising heptafluoroisobutyronitrile, carbon dioxide, and oxygen in small quantities. Electrical components covered in a solid dielectric layer of varying thickness are located inside said leaktight enclosure of the equipment of the invention.