Title:
バッテリー充電システムおよびバッテリー充電方法
Document Type and Number:
Japanese Patent JP7199631
Kind Code:
B2
Abstract:
A battery charging system, wherein a first battery pack includes: a first battery that is charged in a non-contact connection; a second battery pack includes a second battery that is charged in a non-contact connection, a first capacitor connected in series between positive and negative poles of the second battery, and a first BMS configured to measure a voltage of the second battery and voltages of both ends the second capacitor; and the first BMS charges the second battery with the voltage of the first battery when the first battery voltage is higher than the second battery voltage, and charges the first battery with the voltage of the second battery when the first battery voltage is lower than the second battery voltage.
Inventors:
Song, Hyun Jin
Application Number:
JP2021512553A
Publication Date:
January 06, 2023
Filing Date:
December 17, 2019
Export Citation:
Assignee:
LG Energy Solution Limited
International Classes:
H02J50/80; B60L58/12; H02J7/00; H02J50/10
Domestic Patent References:
| JP2006280173A | ||||
| JP2009131057A | ||||
| JP201028916A | ||||
| JP20143835A | ||||
| JP2016123149A | ||||
| JP201711875A | ||||
| JP2017517360A | ||||
| JP3169938U |
Foreign References:
| EP1112896A1 | ||||
| KR1020150142215A | ||||
| US20130119932 | ||||
| US20150298571 | ||||
| US20150321578 | ||||
| US20180241435 |
Attorney, Agent or Firm:
Masato Iida