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:
Jan. 22, 2019
Filed:
Dec. 17, 2015
Applicant:
Abb Technology Ag, Zürich, CH;
Inventors:
Mikko Myller, Espoo, FI;
Tomi Riipinen, Järvenpää, FI;
Assignee:
ABB Schweiz AG, Baden, CH;
Primary Examiner:
Int. Cl.
CPC ...
H02J 1/00 (2006.01); H02J 3/00 (2006.01); H02J 3/38 (2006.01); H02M 7/44 (2006.01); G06F 1/26 (2006.01); G01R 31/42 (2006.01); H02M 7/493 (2007.01); H02J 3/18 (2006.01);
U.S. Cl.
CPC ...
H02J 3/383 (2013.01); G01R 31/42 (2013.01); G06F 1/26 (2013.01); H02J 3/18 (2013.01); H02M 7/44 (2013.01); H02M 7/493 (2013.01);
Abstract
A method for testing an electric system and an electric system comprising a first inverter () and one or more second inverters (N), and control means () configured to start the first inverter (), provide and sustain with the first inverter () an AC voltage of a predetermined magnitude and a predetermined frequency at an AC output of the first inverter, start at least one second inverter (N), and supply with the first inverter () reactive power to the started at least one second inverter (N).