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KR970013560A - Method and apparatus for evenly charging a plurality of batteries connected in series - Google Patents

Method and apparatus for evenly charging a plurality of batteries connected in seriesDownload PDF

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Publication number
KR970013560A
KR970013560AKR1019950028510AKR19950028510AKR970013560AKR 970013560 AKR970013560 AKR 970013560AKR 1019950028510 AKR1019950028510 AKR 1019950028510AKR 19950028510 AKR19950028510 AKR 19950028510AKR 970013560 AKR970013560 AKR 970013560A
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South Korea
Prior art keywords
charging
battery module
battery
evenly
charged
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KR1019950028510A
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Korean (ko)
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송승구
김동찬
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김광호
삼성전자 주식회사
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Abstract

Translated fromKorean

본 발명은 직렬로 연결된 복수개의 전지를 균등하게 충전시키는 방법 및 장치에 관한 것이다. 이를 위하여 초기에는 급속 충전모드로 전지모듈을 충전시키는 제1충전단계; 제1충전단계에 의해 전지모듈을 구성하는 임의의 전지가 소정 전압까지 충전되었는지를 판단하는 제1판단단계; 제1판단단계에 의해 임의의 전지가 소정 전압까지 충전된 경우 임의의 전지를 바이패스시키는 바이패스단계; 전지모듈을 구성하는 모든 전지가 바이패스되었는지를 판단하는 제2판단단계; 및 제2판단단계에 의해 전지모듈을 구성하는 모든 전지가 바이패스된 경우 트리클 충전모드로 전지모듈을 소정 시간동안 충전시키는 제2충전단계로 구성된다. 따라서, 복수개의 전기가 직렬로 연결되어 사용될 때 각 전지의 충전상태를 균등하게 유지시킴으로써 전지의 성능과 수명을 향상시킬 수 있다.The present invention relates to a method and apparatus for evenly charging a plurality of batteries connected in series. To this end, the first charging step of initially charging the battery module in a fast charging mode; A first determining step of determining whether any battery constituting the battery module is charged to a predetermined voltage by the first charging step; A bypass step of bypassing any battery when the battery is charged to a predetermined voltage by the first determination step; A second judging step of determining whether all of the batteries constituting the battery module have been bypassed; And a second charging step of charging the battery module in a trickle charging mode for a predetermined time when all the batteries constituting the battery module are bypassed by the second determination step. Therefore, when a plurality of electricity is connected and used in series, by maintaining the state of charge of each battery evenly it is possible to improve the performance and life of the battery.

Description

Translated fromKorean
직렬로 연결된 복수개의 전지를 균등하게 충전시키는 방법 및 장치Method and apparatus for evenly charging a plurality of batteries connected in series

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 의한 직렬로 연결된 복수개의 전지를 균등하게 충전시키는 장치를 나타낸 블록도이다,1 is a block diagram showing an apparatus for equally charging a plurality of batteries connected in series according to the present invention.

제2도는 Ni/Cd 혹은 Ni/MH 전지에 있어서 전압-시간 특성을 나타낸 그래프이다,2 is a graph showing voltage-time characteristics in Ni / Cd or Ni / MH cells.

제3도는 본 발명에 의한 직렬로 연결된 복수개의 전지를 균등하게 충전시키는 방법을 나타낸 흐름도이다.3 is a flowchart illustrating a method of equally charging a plurality of batteries connected in series according to the present invention.

Claims (6)

Translated fromKorean
복수개의 전지가 직렬로 연결된 전지모듈을 균등하게 충전하기 위하여, 초기에는 급속 충전모드로 상기 전지 모듈을 충전시키는 제1충전단계; 상기 제1충전단계에 의해 상기 전지모듈을 구성하는 임의의 전지가 소정 전압까지 충전되었는지를 판단하는 제1판단단계; 상기 제1판단단계에 의해 임의의 전지가 소정 전압까지 충전된 경우 상기 임의의 전지를 바이패스시키는 바이패스단계; 상기 전지모듈을 구성하는 모든 전지가 바이패스되었는지를 판단하는 제2판단단계; 및 상기 제2판단단계에 의해 상기 전지모듈을 구성하는 모든 전지가 바이패스된 경우 트리클 충전모드로 상기 전지모듈을 소정 시간동안 충전시키는 제2충전단계를 포함하는 것으로 특징으로 하는 직렬로 연결된 복수개의 전지를 균등하게 충전시키는 방법.A first charging step of initially charging the battery module in a fast charging mode in order to evenly charge the battery modules connected in series; A first determining step of determining whether any battery constituting the battery module is charged to a predetermined voltage by the first charging step; A bypass step of bypassing the arbitrary battery when the arbitrary battery is charged to a predetermined voltage by the first determining step; A second judging step of determining whether all of the batteries constituting the battery module have been bypassed; And a second charging step of charging the battery module in a trickle charging mode for a predetermined time when all the batteries constituting the battery module are bypassed by the second determination step. How to charge the battery evenly.제1항에 있어서, 상기 제2충전단계에서는 상기 전지모듈이 Ni/Cd 혹은 Ni/MH 전지인 경우, 정전류에 의해 충전되는 상기 전지모듈 내각 전지의 dV/dt가 소정값 이상인 경우 충전모드가 급속충전에서 트리클충전으로 전환 되는 것을 특징으로 하는 직렬로 연결된 복수개의 전지를 균등하게 충전시키는 방법.The method of claim 1, wherein in the second charging step, when the battery module is a Ni / Cd or Ni / MH battery, the charging mode is rapid when the dV / dt of the battery of the battery module cabinet charged by the constant current is greater than or equal to a predetermined value. Method of charging a plurality of cells connected in series evenly characterized in that the conversion from charging to trickle charging.제1항에 있어서, 상기 제2충전단계에서는 상기 전지모듈이 충전용 알칼라인 전지 혹은 Li-ion 전지인 경우, 펄스전류에 의해 충전되는 상기 전지모듈내 각 전지의 첨두치 전압이 소정값 이상인 경우 충전모드가 급속충전에서 트리클충전으로 전환되는 것을 특징으로 하는 직렬로 연결된 복수개의 전지를 균등하게 충전시키는 방법.The method of claim 1, wherein in the second charging step, when the battery module is a rechargeable alkaline battery or a Li-ion battery, charging is performed when the peak voltage of each battery in the battery module charged by a pulse current is equal to or greater than a predetermined value. Method for charging a plurality of cells connected in series evenly characterized in that the mode is switched from fast charging to trickle charging.복수개의 전지가 직렬로 연결된 전지모듈을 균등하게 충전하기 위하여, 상기 전지모듈을 급속충전하는 정전류 혹은 펄스전류를 공급하기 위한 제1전류공급원; 상기 전지모듈을 트리클충전하는 정전류 혹은 펄스전류를 공급하기 위한 제2전류공급원; 충전모드에 따라 상기 제1 혹은 제2전류 공급원을 상기 전지모듈과 접속시키는 제1 및 제2스위치; 상기 전지모듈을 구성하는 임의의 전지가 급속충전에 의해 소정 전압까지 충전된 경우 상기 임의의 전지에 흐르는 충전전류를 바이패스시키기 위한 바이패스 릴레이; 및 초기에는 상기 전지모듈이 급속 충전모드로 충전되고, 상기 전지모듈을 구성하는 모든 전지가 바이패스된 경우 트리클 충전모드로 상기 전지모듈이 충전되도록 상기 제1 및 제2스위치를 제어하는 콘트롤러를 포함하는 것을 특징으로 하는 직렬로 연결된 복수개의 전지를 균등하게 충전시키는 장치.A first current supply source for supplying a constant current or a pulse current for rapidly charging the battery module in order to evenly charge a battery module connected in series with a plurality of batteries; A second current supply source for supplying a constant current or a pulse current to trickle charge the battery module; First and second switches connecting the first or second current source to the battery module according to a charging mode; A bypass relay for bypassing a charging current flowing through the arbitrary battery when any battery constituting the battery module is charged to a predetermined voltage by rapid charging; And a controller configured to control the first and second switches to charge the battery module in a trickle charge mode when the battery module is initially charged in the quick charge mode and all the batteries constituting the battery module are bypassed. An apparatus for evenly charging a plurality of cells connected in series, characterized in that.제4항에 있어서, 상기 콘트롤러는 상기 정전류로 충전되는 상기 전지모듈내 모든 전지의 dV/dt를 측정하고, 상기 모든 전지의 dV/dt가 소정값 이상인 경우 충전모드를 급속충전에서 트리클충전으로 전환시키는 것을 특징으로 하는 직렬로 연결된 복수개의 전지를 균등하게 충전시키는 장치.The method of claim 4, wherein the controller measures dV / dt of all batteries in the battery module charged with the constant current, and switches the charging mode from rapid charging to trickle charging when the dV / dt of all the batteries is greater than or equal to a predetermined value. An apparatus for evenly charging a plurality of cells connected in series, characterized in that.제4항에 있어서, 상기 콘트롤러는 상기 펄스전류로 충전되는 상기 전지모듈내 모든 전지의 첨두치 전압을 측정하고, 상기 모든 전지의 첨두치 전압이 소정값 이상인 경우 충전모드를 급속충전에서 트리클충전으로 전환시키는 것을 특징으로 하는 직렬로 연결된 복수개의 전지를 균등하게 충전시키는 정치.The method of claim 4, wherein the controller measures the peak voltage of all the batteries in the battery module charged with the pulse current, and when the peak voltage of all the batteries is greater than or equal to a predetermined value, the charging mode is changed from rapid charging to trickle charging. A stationary charging of a plurality of cells connected in series evenly characterized in that the switching.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950028510A1995-08-311995-08-31 Method and apparatus for evenly charging a plurality of batteries connected in seriesWithdrawnKR970013560A (en)

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KR1019950028510AKR970013560A (en)1995-08-311995-08-31 Method and apparatus for evenly charging a plurality of batteries connected in series

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KR1019950028510AKR970013560A (en)1995-08-311995-08-31 Method and apparatus for evenly charging a plurality of batteries connected in series

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
KR100314937B1 (en)*1999-05-042001-11-23최좌진A cell controller
KR20020058654A (en)*2000-12-302002-07-12이형도Charging method for charging current compensation
KR100373240B1 (en)*1997-04-162003-04-21기아자동차주식회사 Battery charger of electric vehicle
KR20030046745A (en)*2001-12-062003-06-18이기수Method and apparatus for auxiliary charging battery
KR100460893B1 (en)*2002-08-232004-12-09현대자동차주식회사The battery management method of hybrid electric vehicle and method thereof
KR100508747B1 (en)*2003-06-192005-08-17삼성전자주식회사Apparatus and method for charging of battery
KR100885291B1 (en)*2003-10-292009-02-23가부시키가이샤 엔티티 퍼실리티즈 Charging device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication numberPriority datePublication dateAssigneeTitle
KR100373240B1 (en)*1997-04-162003-04-21기아자동차주식회사 Battery charger of electric vehicle
KR100314937B1 (en)*1999-05-042001-11-23최좌진A cell controller
KR20020058654A (en)*2000-12-302002-07-12이형도Charging method for charging current compensation
KR20030046745A (en)*2001-12-062003-06-18이기수Method and apparatus for auxiliary charging battery
KR100460893B1 (en)*2002-08-232004-12-09현대자동차주식회사The battery management method of hybrid electric vehicle and method thereof
KR100508747B1 (en)*2003-06-192005-08-17삼성전자주식회사Apparatus and method for charging of battery
US7612539B2 (en)2003-06-192009-11-03Samsung Electronics Co., Ltd.Battery charger circuits using constant current/constant voltage mode using maintenance offset currents and methods of operating the same
KR100885291B1 (en)*2003-10-292009-02-23가부시키가이샤 엔티티 퍼실리티즈 Charging device
US7557539B2 (en)2003-10-292009-07-07Ntt Facilities, Inc.Charging device

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PA0109Patent application

Patent event code:PA01091R01D

Comment text:Patent Application

Patent event date:19950831

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