KR102516361B1 - 배터리 충전 방법 및 장치 - Google Patents
배터리 충전 방법 및 장치 Download PDFInfo
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Abstract
Description
도 2 내지 도 6은 일 실시예에 따른 배터리 충전 방법을 설명하기 위한 도면이다.
도 7 내지 도 8은 일 실시예에 따른 배터리 충전 방법을 설명하기 위한 순서도이다.
도 9는 일 실시예에 따른 배터리 충전 장치가 과전압값을 결정하는 것을 설명하기 위한 도면이다.
도 10은 일 실시예에 따른 배터리 충전 장치를 설명하기 위한 블록도이다.
경계 전압값(V) | 전압 스윕 속도(V/s) |
V1=3.40V | r1=5.000×10-3 |
V2=3.60V | r2=1.330×10-3 |
V3=3.72V | r3=0.371×10-3 |
V4=3.84V | r4=0.231×10-3 |
V5=3.96V | r5=0.123×10-3 |
V6=4.05V | r6=0.096×10-3 |
V7=4.13V | r7=0.052×10-3 |
V8=4.18V | r8=0.018×10-3 |
Claims (21)
- 배터리 충전 장치의 배터리 충전 방법에 있어서,
배터리의 전압값 및 과전압(over-potential)값을 기초로 충전 제어 정보의 설정값을 결정하는 단계;
상기 설정값을 상기 충전 제어 정보에 반영하는 단계; 및
상기 설정값이 반영된 충전 제어 정보를 기초로 상기 배터리에 인가되는 전압을 제어하여, 상기 배터리를 충전하는 단계
를 포함하고,
상기 설정값을 결정하는 단계는,
상기 충전 제어 정보에 포함된 전압 함수의 역함수를 이용하여 상기 전압값과 상기 과전압값의 합에 대응되는 시간값을 도출하는 단계;
상기 시간값을 상기 전압 함수를 시프트하기 위한 시프트값으로 결정하는 단계; 및
상기 시프트값을 상기 설정값으로 결정하는 단계
를 포함하는,
배터리 충전 방법.
- 삭제
- 삭제
- 삭제
- 제1항에 있어서,
상기 설정값을 상기 충전 제어 정보에 반영하는 단계는,
상기 시프트값을 기초로 상기 전압 함수를 시프팅(shifting)하는 단계
를 포함하는,
배터리 충전 방법.
- 제1항에 있어서,
상기 설정값을 결정하는 단계는,
전압 범위들 중에서 상기 전압값과 상기 과전압값의 합이 속한 전압 범위를 식별하는 단계; 및
전압 스윕 속도들 중에서 상기 식별된 전압 범위의 경계 전압값에 대응되는 전압 스윕 속도를 상기 충전 제어 정보의 전압 스윕 속도의 초기값으로 선택하는 단계
를 포함하고,
상기 전압 스윕 속도들 각각은 상기 전압 범위들 각각에서 상기 전압이 증가하는 속도를 나타내는,
배터리 충전 방법.
- 제6항에 있어서,
상기 설정값을 상기 충전 제어 정보에 반영하는 단계는,
상기 초기값을 상기 충전 제어 정보에 포함된 선형 전압 함수의 기울기로 설정하는 단계
를 포함하는,
배터리 충전 방법.
- 제6항에 있어서,
상기 전압은 상기 식별된 전압 범위의 이후 전압 범위의 경계 전압값까지 일정하게 증가하는,
배터리 충전 방법.
- 제6항에 있어서,
상기 배터리를 충전하는 동안 상기 배터리의 충전 전압값이 상기 식별된 전압 범위의 이후 전압 범위의 경계 전압값에 도달하거나 상기 이후 전압 범위의 경계 전압값보다 경우, 상기 충전 제어 정보의 전압 스윕 속도를 상기 선택된 전압 스윕 속도에서 상기 이후 전압 범위의 경계 전압값에 대응되는 전압 스윕 속도로 변경하는 단계
를 더 포함하는,
배터리 충전 방법.
- 제1항에 있어서,
상기 과전압값은 미리 설정된 과전압 범위 내에서 상기 배터리의 열화도 및 온도 중 적어도 하나를 기초로 결정된 값을 나타내는,
배터리 충전 방법.
- 제1항 및 제5항 내지 제10항 중 어느 하나의 방법을 실행하기 위한 소프트웨어를 저장하는, 컴퓨터 판독 가능한 기록 매체.
- 배터리의 전압값 및 과전압(over-potential)값을 기초로 충전 제어 정보의 설정값을 결정하고, 상기 설정값을 상기 충전 제어 정보에 반영하며, 상기 설정값이 반영된 충전 제어 정보를 기초로 상기 배터리에 인가되는 전압을 제어하여, 상기 배터리를 충전하는 컨트롤러
를 포함하고,
상기 컨트롤러는 상기 충전 제어 정보에 포함된 전압 함수의 역함수를 이용하여 상기 전압값과 상기 과전압값의 합에 대응되는 시간값을 도출하고 상기 시간값을 상기 전압 함수를 시프트하기 위한 시프트값으로 결정하며 상기 시프트값을 상기 설정값으로 결정하는,
배터리 충전 장치.
- 삭제
- 삭제
- 삭제
- 제12항에 있어서,
상기 컨트롤러는 상기 시프트값을 기초로 상기 전압 함수를 시프팅(shifting)하는,
배터리 충전 장치.
- 제12항에 있어서,
상기 컨트롤러는 전압 범위들 중에서 상기 전압값과 상기 과전압값의 합이 속한 전압 범위를 식별하고, 전압 스윕 속도들 중에서 상기 식별된 전압 범위의 경계 전압값에 대응되는 전압 스윕 속도를 상기 충전 제어 정보의 전압 스윕 속도의 초기값으로 선택하고,
상기 전압 스윕 속도들 각각은 상기 전압 범위들 각각에서 상기 전압이 증가하는 속도를 나타내는,
배터리 충전 장치.
- 제17항에 있어서,
상기 컨트롤러는 상기 초기값을 상기 충전 제어 정보에 포함된 선형 전압 함수의 기울기로 설정하는,
배터리 충전 장치.
- 제17항에 있어서,
상기 전압은 상기 식별된 전압 범위의 이후 전압 범위의 경계 전압값까지 일정하게 증가하는,
배터리 충전 장치.
- 제17항에 있어서,
상기 컨트롤러는 상기 배터리를 충전하는 동안 상기 배터리의 충전 전압값이 상기 식별된 전압 범위의 이후 전압 범위의 경계 전압값에 도달하거나 상기 이후 전압 범위의 경계 전압값보다 경우, 상기 충전 제어 정보의 전압 스윕 속도를 상기 선택된 전압 스윕 속도에서 상기 이후 전압 범위의 경계 전압값에 대응되는 전압 스윕 속도로 변경하는,
배터리 충전 장치.
- 제12항에 있어서,
상기 과전압값은 미리 설정된 과전압 범위 내에서 상기 배터리의 열화 상태 및 온도 중 적어도 하나를 기초로 결정된 값을 나타내는,
배터리 충전 장치.
Priority Applications (5)
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US15/958,088 US10862325B2 (en) | 2017-12-07 | 2018-04-20 | Method and apparatus for charging battery |
EP18180744.7A EP3496228B1 (en) | 2017-12-07 | 2018-06-29 | Method and apparatus for charging battery |
CN201811317304.5A CN109904902B (zh) | 2017-12-07 | 2018-11-07 | 用于给电池充电的方法和装置 |
US17/088,930 US11444475B2 (en) | 2017-12-07 | 2020-11-04 | Method and apparatus for charging battery |
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DE102022200867A1 (de) * | 2022-01-26 | 2023-07-27 | Volkswagen Aktiengesellschaft | Verfahren und Vorrichtung zum Laden einer mehrzelligen Batterie |
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2018
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- 2018-11-07 CN CN201811317304.5A patent/CN109904902B/zh active Active
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US20210057921A1 (en) | 2021-02-25 |
US10862325B2 (en) | 2020-12-08 |
CN109904902B (zh) | 2024-07-23 |
EP3496228B1 (en) | 2025-06-25 |
CN109904902A (zh) | 2019-06-18 |
KR20190067453A (ko) | 2019-06-17 |
US11444475B2 (en) | 2022-09-13 |
EP3496228A1 (en) | 2019-06-12 |
US20190181650A1 (en) | 2019-06-13 |
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