Title:
リチウムイオン電池の制御装置
Document Type and Number:
Japanese Patent JP4114237
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To completely short deactivated cells in an assembled battery without making complicated maintenance work. SOLUTION: An assembled battery 10 is constituted by connecting in series a plurality of lithium ion cells C1-Cn using copper in a negative current collector, a deactivation state of the cells C1-Cn is detected, and AC voltage is applied to the cell whose deactivation is detected. The growth of a dendrite between positive and negative electrodes of the deactivated cell is accelerated, and the deactivated cell is shorted without use of an outside jumper.
Inventors:
Hideaki Horie
Yuji Tanjo
Takaaki Abe
Ken Iwai
Mikio Kawai
Toyoaki Nakagawa
Yuji Tanjo
Takaaki Abe
Ken Iwai
Mikio Kawai
Toyoaki Nakagawa
Application Number:
JP20032298A
Publication Date:
July 09, 2008
Filing Date:
July 15, 1998
Export Citation:
Assignee:
Nissan Motor Co., Ltd
International Classes:
H01M10/42; H02J7/00; H01M10/44; H01M10/48
Domestic Patent References:
| JP9320605A | ||||
| JP6165402A | ||||
| JP57022335A | ||||
| JP6283210A | ||||
| JP62221826A | ||||
| JP5290896A |
Foreign References:
| US2624033 |
Attorney, Agent or Firm:
Fuyuki Nagai