Title:
METHOD OF MANUFACTURING BATTERY
Document Type and Number:
Japanese Patent JP2019021492
Kind Code:
A
Abstract:
To provide a method of manufacturing a battery, capable of preventing a short circuit due to metal foreign substances by promoting diffusion of metal ions derived from metal foreign substances dissolved into an electrolyte.SOLUTION: A method of manufacturing a battery 1 includes: a liquid injection step S2 of injecting an electrolyte 17 into a battery 1x of non-liquid injection; a main charging step S7 of conditioning-charging the battery 1 after the liquid injection step S2; and a voltage variation step S5 of varying a battery voltage Ve of the battery 1 up and down, after the liquid injection step S2 and before the main charging step S7.SELECTED DRAWING: Figure 3
Inventors:
KITAYOSHI MASANORI
KOJIMA HISANAO
HIRAFUJI TETSUJI
SHIOMI TAKU
KOJIMA HISANAO
HIRAFUJI TETSUJI
SHIOMI TAKU
Application Number:
JP2017138738A
Publication Date:
February 07, 2019
Filing Date:
July 18, 2017
Export Citation:
Assignee:
TOYOTA MOTOR CORP
International Classes:
H01M10/058
Domestic Patent References:
| JP2007042486A | 2007-02-15 | |||
| JP2012028290A | 2012-02-09 | |||
| JP2012230779A | 2012-11-22 | |||
| JP2010282874A | 2010-12-16 | |||
| JP2010165591A | 2010-07-29 | |||
| JP2013206753A | 2013-10-07 | |||
| JP2005165591A | 2005-06-23 |
Foreign References:
| WO2013121563A1 | 2013-08-22 |
Attorney, Agent or Firm:
Cosmos International Patent and Trademark Office