公开(公告)号：US11637330B2

公开(公告)日：2023-04-25

申请号：US17090157

申请日：2020-11-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Duk Jin Oh ,  Young Hun Sung ,  Ju Wan Lim ,  Daeryong Jung

IPC: H01M10/42 ,  H01M10/48 ,  H01M10/44 ,  H02J7/00 ,  B60L53/00 ,  B60L53/10 ,  B60L58/12

Abstract: A battery charging method includes acquiring a functional relationship of a differential value of an amount of charge or a state of charge (SOC) with respect to a voltage of a battery based on the voltage or the SOC, determining charging steps for charging of the battery by analyzing the functional relationship, and generating a charging profile comprising charging currents for each of the charging steps to charge the battery.

公开(公告)号：US10985590B2

公开(公告)日：2021-04-20

申请号：US15782452

申请日：2017-10-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Ju Wan Lim ,  Jin Duk Oh ,  Myunghoon Kim

IPC: H02J7/00 ,  H01M10/42 ,  H01M10/44 ,  H01M10/46 ,  H02J7/02

Abstract: A battery charging method includes: charging a battery with a charging current; and changing the charging current in response to a current change event occurring during the charging of the battery, wherein the current change event occurs when the battery reaches a threshold voltage at which an anode potential of the battery reaches a reference value.

公开(公告)号：US10862325B2

公开(公告)日：2020-12-08

申请号：US15958088

申请日：2018-04-20

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ju Wan Lim ,  YoungJae Kim ,  Duk Jin Oh ,  Young Hun Sung

IPC: H02J7/00 ,  B60L58/16 ,  H01M10/44 ,  B60L53/10 ,  H01M10/48 ,  B60L53/00

Abstract: A battery charging method and apparatus are provided. A setting value of charging control information is determined based on an overpotential value and a voltage value of a battery and is applied in the charging control information, and a voltage applied to charge the battery is controlled based on the charging control information that applies the setting value.

公开(公告)号：US10797501B2

公开(公告)日：2020-10-06

申请号：US16023241

申请日：2018-06-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Daeryong Jung ,  Young Hun Sung ,  Duk Jin Oh ,  Ju Wan Lim

IPC: H02J7/00 ,  H01M10/44 ,  H01M10/48 ,  H01M10/42 ,  B60L58/22

Abstract: A battery charging method and apparatus are provided. The battery charging apparatus determines, in a present charging operation, a variation in a charging current to charge a battery based on a degradation condition of the battery and an internal state of the battery in the present charging operation, and determines a charging current of a subsequent charging operation based on the variation in the charging current in the present charging operation and the charging current in the present charging operation.

公开(公告)号：US10720786B2

公开(公告)日：2020-07-21

申请号：US16163678

申请日：2018-10-18

Applicant: Samsung Electronics Co., Ltd.

Inventor： Daeryong Jung ,  Jinho Kim ,  Myung Hoon Kim ,  Young Hun Sung ,  Duk Jin Oh ,  Ju Wan Lim

IPC: H02J7/00 ,  H01M10/44 ,  B60L53/14 ,  B60L58/12 ,  G01R31/367 ,  H01M10/0525 ,  B60L53/10

Abstract: A battery charging method and apparatus are provided. The battery charging apparatus receives a desired charging time of a battery, generates charging currents of charging steps to charge the battery based on the desired charging time, acquires a charging limit condition including an internal state condition and a maximum charging time for each of the charging steps based on the desired charging time and an electrochemical model of the battery, and generates a charging profile including the charging currents and charging times of the charging currents based on the charging limit condition.