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:
Sep. 09, 2014
Filed:
May. 11, 2010
Applicants:
Gunnar Asplund, Solna, SE;
Jurgen Häfner, Ludvika, SE;
Inventors:
Gunnar Asplund, Solna, SE;
Jurgen Häfner, Ludvika, SE;
Assignee:
ABB Technology AG, Zürich, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/00 (2006.01); H02H 7/26 (2006.01); H02J 3/36 (2006.01); H02B 1/20 (2006.01);
U.S. Cl.
CPC ...
H02J 3/36 (2013.01); Y02E 60/60 (2013.01); H02B 1/20 (2013.01); H02H 7/268 (2013.01);
Abstract
A high voltage DC switchyard comprises at least one busbar, at lest two DC lines connected to said at least one busbar through DC breakers comprising a section of at least one semiconductor device of turn-off type and rectifying member in anti-parallel therewith. At least one said DC line is connected to at least one said busbar through a unidirectional said DC breaker, i.e. a DC breaker that may only block current therethrough in one direction.
Asplund, Gunnar. (2014). High voltage dc switchyard with semiconductor switches (U.S. Patent No. 8830636). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8830636
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile