• 专利标题: CHARGING CONTROL METHOD, AND CHARGING CONTROL DEVICE AND BATTERY PACK PERFORMING THE SAME
  • 申请号: US18489694
    申请日: 2023-10-18
  • 公开(公告)号: US20240356356A1
    公开(公告)日: 2024-10-24
  • 发明人: Hwa-Su KIM
  • 申请人: SAMSUNG SDI CO., LTD.
  • 申请人地址: KR Yongin-si
  • 专利权人: SAMSUNG SDI CO., LTD.
  • 当前专利权人: SAMSUNG SDI CO., LTD.
  • 当前专利权人地址: KR Yongin-si
  • 优先权: KR 20230050965 2023.04.18
  • 主分类号: H02J7/00
  • IPC分类号: H02J7/00
CHARGING CONTROL METHOD, AND CHARGING CONTROL DEVICE AND BATTERY PACK PERFORMING THE SAME
摘要:
One or more embodiments provide a charging control device including a storage device configured to store tables defining a correlation between a change in capacity and a change in voltage of a cell, and map and store lifespan states and temperatures corresponding to the tables, and a control device configured to obtain a table corresponding to a current state of a battery module from the tables based on a lifespan state and a temperature of the battery module at a charging start time point, obtain a predicted voltage value for the battery module using the table and an accumulated current amount obtained by accumulating charging currents detected while charging is in progress, and control a charging current according to a comparison result of comparing a measured voltage value that is measured in the battery module with the predicted voltage value.
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