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. 06, 2015
Filed:
Apr. 26, 2011
Akihiko Kudo, Hitachinaka, JP;
Kenji Nakai, Mito, JP;
Akihiko Kudo, Hitachinaka, JP;
Kenji Nakai, Mito, JP;
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;
Abstract
The present invention is a control system for an assembled battery that controls an assembled battery comprising a plurality of cells, including: a bypass circuit connected in parallel to each cell of the cells, and comprising a switching element and a resistor connected in series; and a control circuit that controls a bypass current flowing in the bypass circuit by opening and closing the switching element, in order to discharge the cell; wherein the bypass circuit is set so that a current of a same magnitude as a self-discharge current in a predetermined overcharged states of the cell flow in the bypass circuit.