Patent · US Active

Electrical power component containing an insulating fluid and a condenser core

US9799439B2 · kind B2 · utility

0Cited by

5References

18Claims

0Family size

Assignee

ABB Schweiz AG · CH

Inventors

Peter Sjöberg · Ludvika, SE
Robert Floresjö · Strömstad, SE
Simon Lindgren · Nordstraße, SE
Thomas Eriksson · Ludvika, SE
Anders Östlund · Gothenburg, SE

Key dates

Filing date	Nov 23, 2015
Grant date	Oct 24, 2017
Priority date	—
Expiry date	Nov 23, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH01B17/28
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An electrical power component, such as a bushing. The power component includes a housing, a condenser core arranged in the housing and including an electrical insulation, a space formed between the condenser core and the housing, an expansion vessel positioned adjacent and in open communication with the space between the condenser core and the housing, and an electrically insulating fluid, such as oil, contained in the space between the condenser core and the. The power component further includes one or more filler elements having a higher density and lower thermal expansion coefficient than the fluid, and the one or more filler elements are movably arranged in the expansion vessel.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.