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Patent Searching and Data


Title:
CHARGER
Document Type and Number:
Japanese Patent JP2020129918
Kind Code:
A
Abstract:
To efficiently charge a plurality of kinds of secondary batteries.SOLUTION: A charger comprises a first power conversion unit, a second power conversion unit and a control unit. The control unit can switch between a high efficiency mode and a rapid mode in which a secondary battery is charged in a shorter period of time than in the high efficiency mode. In the rapid mode, both the first power conversion unit and the second power conversion unit output charging power to charge the secondary battery. In the high efficiency mode, the secondary battery is charged in any one of a first mode and a second mode according to a kind and a charging state of the secondary battery. In the first mode, the first power conversion unit outputs the charging power while the second power conversion unit is stopped. In the second mode, the second power conversion unit outputs charging power while the first power conversion unit is stopped.SELECTED DRAWING: Figure 3

Inventors:
OKITA YUJI
NAKAMURA HIROSHI
WAKISAKA SHINYA
Application Number:
JP2019021830A
Publication Date:
August 27, 2020
Filing Date:
February 08, 2019
Export Citation:
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Assignee:
TOYOTA IND CORP
International Classes:
H02J7/02; H01M10/44; H01M10/48; H02J7/04; H02J7/10
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda