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. 12, 2019
Filed:
Sep. 08, 2011
Atsushi Ozawa, Kanagawa, JP;
Kazuo Nakamura, Kanagawa, JP;
Shin Hotta, Tokyo, JP;
Kentaro Marutani, Kanagawa, JP;
Shinichi Uesaka, Kanagawa, JP;
Atsushi Ozawa, Kanagawa, JP;
Kazuo Nakamura, Kanagawa, JP;
Shin Hotta, Tokyo, JP;
Kentaro Marutani, Kanagawa, JP;
Shinichi Uesaka, Kanagawa, JP;
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Abstract
Provided is a method for charging/discharging a battery pack having an auxiliary charging/discharging device and a battery assembly in which a plurality of secondary battery cell parallel modules, each of which includes a plurality of fasecondary battery cells connected in parallel, are connected in series, the method including, when there is no abnormality in the secondary battery cells during charging/discharging, connecting the auxiliary charging/discharging device in parallel to any of the secondary battery cell parallel modules, and when there is an abnormality in any of the secondary battery cells during charging/discharging, releasing connection to the secondary battery cell at which the abnormality has arisen in the secondary battery cell parallel module including the secondary battery cell at which the abnormality has arisen, and connecting the auxiliary charging/discharging device in parallel to the secondary battery cell parallel module including the secondary battery cell at which the abnormality has arisen.