KR970706635A - Cell overcharge protection circuit - Google Patents

Cell overcharge protection circuit

Info

Publication number
KR970706635A
KR970706635A KR1019970701695A KR19970701695A KR970706635A KR 970706635 A KR970706635 A KR 970706635A KR 1019970701695 A KR1019970701695 A KR 1019970701695A KR 19970701695 A KR19970701695 A KR 19970701695A KR 970706635 A KR970706635 A KR 970706635A
Authority
KR
South Korea
Prior art keywords
cell
voltage
protection circuit
overcharge protection
series
Prior art date
Application number
KR1019970701695A
Other languages
Korean (ko)
Inventor
칼 코르데쉬
크리스티안 페스토에르
Original Assignee
죠지 트리식
베터리 테크놀로지스 인코포레이티드
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 죠지 트리식, 베터리 테크놀로지스 인코포레이티드 filed Critical 죠지 트리식
Publication of KR970706635A publication Critical patent/KR970706635A/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00302—Overcharge protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • H02J7/0049—Detection of fully charged condition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M6/00—Primary cells; Manufacture thereof
    • H01M6/50—Methods or arrangements for servicing or maintenance, e.g. for maintaining operating temperature
    • H01M6/5044—Cells or batteries structurally combined with cell condition indicating means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

본 발명은 다이오드수단이 각각의 셀에 연결되어 관련된 셀의 최대충전전압을 초과할 경우 분로를 제공하며, 충전기 회로가 직렬연결의 단자와 결합되어 충전 전류의 설정된 방향에 적용되는 것을 구성으로 하는, 직렬연결한 셀의 충전에서 과충전을 방지하며 설정된 최대충전전압 허용치와 개방회로를 갖는 것으로서; 이중에 다이오드 수단은 발광다이오드(LED)로 순방향 전압이 실질적으로 최대 허용전압과 동일하며, 충전기 회로에서 전류 또는 전압의 제한이란 직렬 연결한 셀의 전류가 실질적으로 최대 허용전압이 적용된 발광 다이오드에 흐르는 전류와 가장 근접하도록 제한하는 것으로, 결론적으로 발광다이오드는 개방회로전압이 순방향일 경우 충전 또는 방전중인 셀과 관련된 발광다이오드에 현저한 부하가 없을 경우 작동하지 않고, 완전 충전한 셀들을 완전 분로하는 동시에 충전된 셀을 알리는 시각적 표시를 나타내는 것을 특징으로 하는 과충전 방지회로에 관한 것이다.The present invention provides a shunt when the diode means is coupled to each cell to exceed a maximum charge voltage of the associated cell and wherein the charger circuit is coupled to a terminal of the series connection to apply to the set direction of charge current. Preventing overcharge from charging the cells connected in series and having an established maximum charge voltage tolerance and open circuit; The diode means is a light emitting diode (LED), the forward voltage is substantially equal to the maximum allowable voltage, and the limitation of the current or voltage in the charger circuit means that the current in the series connected cell flows substantially in the light emitting diode The light emitting diode does not operate when there is no significant load on the light emitting diode associated with the cell being charged or discharged when the open circuit voltage is in the forward direction, To the overcharge prevention circuit.

Description

셀 과충전 방지회로(Cell overcharge protection circuit)Cell overcharge protection circuit

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제1도는 첫 번째 구성의 회로도, 제2도는 발광다이오드의 전류-전압관계를 그래프로 나타낸 도면, 제3도는 충전기 회로 구성의 개략도.FIG. 1 is a circuit diagram of a first configuration, FIG. 2 is a graphical representation of a current-voltage relationship of a light emitting diode, and FIG. 3 is a schematic diagram of a charger circuit configuration.

Claims (8)

다이오드수단이 각각의 셀에 연결되어 해당 셀의 상기 최대충전전압을 초과할 경우, 분로(shunt path)를 제공하며, 충전기 회로가 직렬연결의 단자와 결합되어 충전 전류의 설정된 방향에 적용되는 것을 구성으로 하는, 설정된 최대충전전압 허용치와 개방회로(open circuit)를 갖는 직렬 연결된 상기 충전용 셀의 과충전을 방지하는 회로로서, 이중에 다이오드 수단은 발광다이오드(LED)로 순방향 전압이 실질적으로 최대 허용전압과 동일하며, 충전기 회로에서 전류 또는 전압의 제한이 직렬 연결한 셀의 전류가 실질적으로 최대 허용전압이 적용된 발광 다이오드에 흐르는 전류와 가장 근접하도록 제한하는 것으로, 상기한 발광다이오드는 개방회로전압이 순방향일 경우 충전 또는 방전중인 셀과 관련된 발광다이오드에 현저한 부하가 없을 경우 작동하지 않고, 완전 충전된 셀들을 완전 분로하는 동시에 충전된 셀을 알리는 시각적 표시를 나타내는 것을 특징으로 하는 과충전 방지회로.Providing a shunt path when the diode means is connected to each cell to exceed the maximum charging voltage of the cell and that the charger circuit is coupled to the terminal of the series connection and applied to the set direction of charging current Circuit for preventing overcharging of said charging cell connected in series with a set maximum charging voltage tolerance and an open circuit, said diode means comprising a light emitting diode (LED) having a forward voltage substantially equal to the maximum allowable voltage The limit of the current or voltage in the charger circuit limits the current in the cell to which the series connection is made to be the closest to the current flowing in the light emitting diode to which the maximum allowable voltage is applied. , It does not work if there is no significant load on the light emitting diode associated with the cell being charged or discharged , The fully charged cell fully charged cell at the same time shunt the overcharge protection circuit, characterized in that indicating the visual display indicating that. 제1항에 있어서, 셀의 역전을 방지하기 위해 각각의 역방향 다이오드(RD)가 상기의 각 셀에 연결되어지는 것을 특징으로 하는 과충전 방지회로.The overcharge protection circuit according to claim 1, characterized in that each reverse diode (RD) is connected to each of the cells in order to prevent the cell from reversing. 제1항에 있어서, 상기 제한회로가 직렬 연결된 저항기(R)와 전압안정기(Z)를 포함하는 것을 특징으로 하는 과충전 방지회로.The overcharge protection circuit according to claim 1, characterized in that said limiting circuit comprises a resistor (R) connected in series and a voltage stabilizer (Z). 제1항에 있어서, 전압안정기는 제너 다이오드(Z)로 이루어진 것을 특징으로 하는 과충전 방지회로.The overcharge protection circuit according to claim 1, wherein the voltage stabilizer comprises a Zener diode (Z). 제3항에 있어서, 전압안정기는 직렬연결되어 세트의 다이오드를 포함하며 이 세트에는 순방향 전압이 적용되는 것을 특징으로 하는 과충전 방지회로.4. An overcharge protection circuit as claimed in claim 3, wherein the voltage stabilizer comprises a set of diodes in series and a forward voltage is applied to the set. 제1항에 있어서, 상기 셀은 알칼리 셀인 것을 특징으로 하는 과충전 방지회로.The overcharge protection circuit according to claim 1, wherein the cell is an alkali cell. 제3항에 있어서, 상기 충전기 회로는 제한회로를 갖는 각각의 직렬 연결된 셀의 세트와 연결된 2차권선을 갖는 주변압기를 포함하며, 상기 세트는 상기 2차권선의 반대되는 반파(half waves)에서 작동하는 것을 특징으로 하는 과충전 방지회로.4. The battery charger of claim 3 wherein the charger circuit comprises a main transformer having a secondary winding connected to a respective set of series connected cells having limiting circuits, Wherein the overcharge prevention circuit is configured to operate. 제1항에 있어서, 셀 패키지가 여러 개로 구성된 것을 특징으로 하는 과충전 방지회로.The overcharge protection circuit according to claim 1, characterized in that the cell package is composed of a plurality of cells. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019970701695A 1994-09-16 1995-09-15 Cell overcharge protection circuit KR970706635A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
HUP9402665 1994-09-16
HU9402665A HUT76224A (en) 1994-09-16 1994-09-16 Protection circuit for cells used in a series chain
PCT/IB1995/000762 WO1996008860A1 (en) 1994-09-16 1995-09-15 Cell overcharge protection circuit

Publications (1)

Publication Number Publication Date
KR970706635A true KR970706635A (en) 1997-11-03

Family

ID=10985593

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019970701695A KR970706635A (en) 1994-09-16 1995-09-15 Cell overcharge protection circuit

Country Status (7)

Country Link
KR (1) KR970706635A (en)
CN (1) CN1126381A (en)
AU (1) AU3352895A (en)
CA (1) CA2200187A1 (en)
HU (1) HUT76224A (en)
TW (1) TW346696B (en)
WO (1) WO1996008860A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE511530C2 (en) * 1993-12-23 1999-10-11 Atos Medical Ab Device for a stoma absorbed in the throat
US6268714B1 (en) * 1999-05-07 2001-07-31 Tai-Her Yang Voltage limiting circuit connected in parallel with a battery set and including a series-connected impedance which permits linear adjustments
US6628085B2 (en) * 2001-01-17 2003-09-30 Tai-Her Yang Limit voltage circuit using light emitting diodes as thermal-loss reducing impedances, especially for matching a saturation voltage of rechargeable cells during charging
EP1443681A4 (en) * 2001-11-09 2007-06-06 Ntt Docomo Inc Information rate control method, mobile station, radio control apparatus, base station and mobile communication system
US8471532B2 (en) 2002-11-22 2013-06-25 Milwaukee Electric Tool Corporation Battery pack
CN106099218B (en) * 2003-11-24 2019-05-17 密尔沃基电动工具公司 Operation containing battery pack and the method and power tool battery group for running battery pack
FR2863786A1 (en) * 2003-12-16 2005-06-17 Cit Alcatel Rechargeable battery, has compensation circuits connected to modules, and has two-terminal circuits mounted in parallel and arranged for inducing permanent discharge current at corresponding module, according to voltages of terminals
CN103346283A (en) * 2013-07-02 2013-10-09 杭州新研动力能源有限公司 Protection method for nickel-zinc batteries
CN103475082A (en) * 2013-08-16 2013-12-25 广州泓淮电子科技有限公司 Storage battery monomer displacement method
CN103427411B (en) * 2013-09-09 2018-03-30 杭州协能科技股份有限公司 A kind of series connection energy component connecting piece fracture protection circuit based on diode

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3148322A (en) * 1961-03-13 1964-09-08 Mallory & Co Inc P R Rechargeable battery with means to prevent overcharging
US4303877A (en) * 1978-05-05 1981-12-01 Brown, Boveri & Cie Aktiengesellschaft Circuit for protecting storage cells
US4719401A (en) * 1985-12-04 1988-01-12 Powerplex Technologies, Inc. Zener diode looping element for protecting a battery cell

Also Published As

Publication number Publication date
CA2200187A1 (en) 1996-03-21
CN1126381A (en) 1996-07-10
HUT76224A (en) 1997-07-28
WO1996008860A1 (en) 1996-03-21
AU3352895A (en) 1996-03-29
TW346696B (en) 1998-12-01
HU9402665D0 (en) 1994-11-28

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