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:
Jun. 09, 2026
Filed:
Dec. 19, 2022
Applicant:
Danfoss Power Electronics A/s, Gråsten, DK;
Inventors:
Lucian Asiminoaei, Alnor, DK;
Luzia Almeida, Nordborg, DK;
Jörg Dannehl, Soerup, DE;
Sanjeet Kumar Dwivedi, Gråsten, DK;
Norbert Hanigovszki, Sønderborg, DK;
Assignee:
DANFOSS POWER ELECTRONICS A/S, Gråsten, DK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/64 (2020.01); G01R 23/15 (2006.01); H03H 7/01 (2006.01);
U.S. Cl.
CPC ...
G01R 31/64 (2020.01); G01R 23/15 (2013.01); H03H 7/0115 (2013.01);
Abstract
The present invention is directed at a method for evaluating the degradation level of capacitors of a power filter connected to an adjustable speed drive (ASD) or a power converter. The invention is also directed at an adjustable speed drive and a power converter provided for performing the method.