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:
Oct. 26, 2021
Filed:
Jan. 22, 2020
Schneider Electric IT Corporation, Foxboro, MA (US);
Qinghong Yu, Carlisle, MA (US);
SCHNEIDER ELECTRIC IT CORPORATION, Foxboro, MA (US);
Abstract
According to one aspect, embodiments of the invention provide a DC-DC power converter system comprising a positive bus interface, a negative bus interface, a positive battery interface, a negative battery interface, a first converter segment coupled to the positive bus interface and the negative bus interface, a transformer coupled to the first converter segment, a second converter segment coupled to the transformer, the positive battery interface, and the negative battery interface, a bus balancer circuit coupled to the transformer, and a controller configured to identify an imbalance between a positive voltage level on a positive DC bus and a negative voltage level on a negative DC bus, and in response to identifying the imbalance, operating the bus balancer circuit to convert the first converter segment, the transformer, and the second converter segment into an inverted buck-boost converter configured to transfer energy between the positive bus interface and the negative bus interface.