The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 29, 2005
Filed:
Sep. 29, 1998
Applicants:
Mats Leijon, Västerås, SE;
Bertil Berggren, Västerås, SE;
Inventors:
Mats Leijon, Västerås, SE;
Bertil Berggren, Västerås, SE;
Assignee:
ABB AB, Vasteras, SE;
Primary Examiner:
Int. Cl.
CPC ...
H02K003/40 ;
U.S. Cl.
CPC ...
Abstract
The magnetic circuit of a synchronous compensator plant is included in an electric machine which is directly connected to a high supply voltage of 20-800 kV, preferably higher than 36 kV. The electric machine is provided with solid insulation and its winding(s) is/are built up of a cable () intended for high voltage comprising one or more current-carrying conductors () with a number of strands () surrounded by at least one outer and one inner semiconducting layer () and intermediate insulating layers (). The plant is made as a mobile unit.