KR970018902A - Power unit using battery pack - Google Patents

Power unit using battery pack Download PDF

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Publication number
KR970018902A
KR970018902A KR1019960032984A KR19960032984A KR970018902A KR 970018902 A KR970018902 A KR 970018902A KR 1019960032984 A KR1019960032984 A KR 1019960032984A KR 19960032984 A KR19960032984 A KR 19960032984A KR 970018902 A KR970018902 A KR 970018902A
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South Korea
Prior art keywords
battery pack
case
power supply
cell
output voltage
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KR1019960032984A
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Korean (ko)
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KR100246118B1 (en
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마사노리 이시키
노부오 시오지마
유타카 다카타
료타 다키에시
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오타 야스오
도시바 덴치 가부시키가이샤
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Publication of KR970018902A publication Critical patent/KR970018902A/en
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Publication of KR100246118B1 publication Critical patent/KR100246118B1/en

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    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Battery Mounting, Suspending (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

본 발명은 회로소자의 발열을 증대시키는 일 없이 고정밀도로 셀뱅크간 전압언밸런스를 해소시킬 수 있는 전지팩을 이용한 전원장치에 관한 것으로서, 단수의 전지셀 또는 병렬로 접속된 복수의 전지셀에 의하여 구성되고, 또한 복수개 직렬로 접속하여 구성해서 이루어지는 셀뱅크(1H) (1M) (1L)를 이용한 전원장치에 있어서, 각 셀뱅크(1H) (1M) (1L)의 출력전압을 비교하는 셀뱅크간 전압비교회로(2)와, 이 셀뱅크간 전압비교회로(2)의 비교결과를 기초로 하여 마이크로컴퓨터(4)에 의해 제어되어 최소출력전압의 셀뱅크 이외의 모든 셀뱅크를 최소출력전압과 대략 같은 출력전압이 되기까지 개별적으로 방전시키는 개별방전회로 (3-1) (3-2) (3-3)를 갖는 것을 특징으로 한다.The present invention relates to a power supply using a battery pack that can eliminate the voltage unbalance between cell banks with high accuracy without increasing the heat generation of the circuit device, comprising a single battery cell or a plurality of battery cells connected in parallel In the power supply device using the cell banks 1H, 1M, and 1L formed by connecting a plurality of series in series, between cell banks for comparing the output voltages of the cell banks 1H, 1M, and 1L. On the basis of the comparison result of the voltage comparison circuit (2) and the voltage comparison circuit (2) between the cell banks, it is controlled by the microcomputer (4) so that all cell banks other than the cell bank of the minimum output voltage are compared with the minimum output voltage. And individual discharge circuits (3-1) (3-2) (3-3) for individually discharging until they become approximately the same output voltage.

Description

전지팩을 이용한 전원장치Power supply unit using battery pack

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

제1도는 한 실시형태에 관련되는 전원장치인 전지팩 및 충전기의 회로 구성을 나타내는 블록도.1 is a block diagram showing a circuit configuration of a battery pack and a charger which are power supplies according to one embodiment.

제2도는 동 실시형태의 동작을 나타내는 흐름도.2 is a flowchart showing the operation of the embodiment.

제3도는 본 발명의 다른 실시형태에 관련되는 전원장치에 있어서의 전지팩의 회로 구성을 나타내는 블록도.3 is a block diagram showing a circuit configuration of a battery pack in a power supply device according to another embodiment of the present invention.

제4도는 본 발명의 한 실시형태에 있어서의 서머스탯의 실장상태를 나타내는 평면도 및 측면도.4 is a plan view and a side view showing a mounting state of a thermostat in one embodiment of the present invention.

제5도는 동 서머스탯의 구성을 나타내는 단면도.5 is a cross-sectional view showing the configuration of the thermostat.

Claims (8)

단수의 2차전지셀 또는 병렬로 접속된 복수의 2차전지셀에 의해 셀뱅크를 구성하고, 이 셀뱅크를 복수개 직렬로 접속하여 구성해서 이루어지는 전지팩을 이용한 전원장치에 있어서, 각 셀뱅크의 출력전압을 비교하는 전압비교수단과, 상기 전압비교수단의 비교결과를 기초로 하여 제어되어 최소출력전압의 셀뱅크 이외의 모든 셀뱅크를 최소출력전압과 대략 같은 출력전압이 되기까지 개별적으로 방전시키는 개별방전수단을 구비한 것을 특징으로 하는 전지팩을 이용한 전원장치.In a power supply using a battery pack comprising a single secondary battery cell or a plurality of secondary battery cells connected in parallel, a plurality of cell banks are connected in series to each other, The voltage comparison means for comparing the output voltage and the comparison result of the voltage comparison means are controlled to discharge all cell banks other than the cell bank of the minimum output voltage until the output voltage is approximately equal to the minimum output voltage. Power supply device using a battery pack characterized in that it comprises a separate discharge means. 단수의 2차전지셀 또는 병렬로 접속된 복수의 2차전지셀에 의해 셀뱅크를 구성하고, 이 셀뱅크를 복수개 직렬로 접속하여 구성해서 이루어지는 전지팩을 이용한 전원장치에 있어서, 각 셀뱅크의 출력전압을 비교하는 전압비교수단과, 상기 전압비교수단의 비교결과를 기초로 하여 제어되어 최대출력전압의 셀뱅크를 최소출력전압의 셀뱅크의 출력전압과 대략 같은 출력전압이 되기까지 방전시키는 개별방전수단을 구비한 것을 특징으로 하는 전지팩을 이용한 전원장치.In a power supply using a battery pack comprising a single secondary battery cell or a plurality of secondary battery cells connected in parallel, a plurality of cell banks are connected in series to each other, A voltage comparison means for comparing output voltages and an individual which is controlled based on the comparison result of the voltage comparison means to discharge the cell bank of the maximum output voltage until the output voltage is approximately equal to the output voltage of the cell bank of the minimum output voltage. Power supply device using a battery pack characterized in that it comprises a discharge means. 제1항 또는 제2항에 있어서, 상기 전지팩은 충방전로에 직렬로 삽입되고, 보통은 ON상태이며, 상기 2차전지셀이 고온이 되었을 때 OFF상태가 되도록 설치된 서미스탯을 구비하고, 상기 서머스탯은 케이스와, 이 케이스내에 수납된 바이메탈과, 상기 케이스내에 수납되어 상기 바이메탈의 변위에 따라서 작동하는 가동접점과, 상기 케이스내에 수납되어 상기 가동접점이 접촉 또는 이간되도록 설치된 고정접점과, 상기 가동접점 및 상기 고정접점에 각일단이 각각 접속되고, 각 타단이 상기 케이스 외부의 서로 다른 방향으로 연장돌출된 제1 및 제2인출단자를 갖는 것을 특징으로 하는 전지팩을 이용한 전원장치.The battery pack of claim 1 or 2, wherein the battery pack is inserted in series in a charge / discharge path, and is usually in an ON state, and includes a thermistor installed in an OFF state when the secondary battery cell becomes high temperature. The thermostat includes a case, a bimetal housed in the case, a movable contact housed in the case and operated according to the displacement of the bimetal, a stationary contact housed in the case and installed so as to contact or be separated from the case; A power supply using a battery pack, characterized in that each end is connected to the movable contact and the fixed contact, respectively, and each other end has first and second lead terminals extending in different directions outside the case. 다수의 2차전지셀 또는 병렬로 접속된 복수의 2차전지셀에 의해 셀뱅크를 구성하고, 이 셀뱅크를 복수개 직렬로 접속하여 구성해서 이루어지는 전지팩을 이용한 전원장치에 있어서, 상기 전지팩은 충방전로에 직렬로 삽입되고, 보통은 ON상태이며, 상기 2차전지셀이 고온이 되었을 때 OFF상태가 되도록 설치된 서미스탯을 구비하고, 상기 서머스탯을 케이스와, 이 케이스태에 수납된 바이메탈과, 상기 케이스내에 수납되어 상기 바이메탈의 변위에 따라서 작동하는 가동접점과, 상기 케이스내에 수납되어 상기 가동접점이 상기 바이메탈의 변위에 따라서 접촉 또는 이간되도록 설치된 고정접점과, 상기 가동접점 및 상기 고정접점에 각 일단이 각각 접속되고, 각 타단이 상기 케이스 외부의 서로 다른 방향으로 연장돌출된 제1 및 제2 인출단자를 갖는 것을 특징으로 하는 전지팩을 이용한 전원장치.In a power supply using a battery pack formed of a plurality of secondary battery cells or a plurality of secondary battery cells connected in parallel, the cell bank is configured by connecting a plurality of cell banks in series, the battery pack is It is inserted in series in a charging / discharging furnace, and is usually in an ON state, and has a thermistor installed so as to be in an OFF state when the secondary battery cell becomes high temperature. The thermostat is placed in a case and a bimetal housed in the case state. And a movable contact stored in the case and operating in accordance with the displacement of the bimetal, a fixed contact stored in the case and installed so as to contact or be separated according to the displacement of the bimetal, and the movable contact and the fixed contact. Each end is connected to each other, and each other end has first and second withdrawal terminals protruding in different directions outside the case. Power supply using a battery pack characterized in that. 제1항에서 제4항중 어느 한 항에 있어서, 상기 전지팩은 상자부재 및 해당 상자부재에 씌워지는 덮개부재에 의해 상기 셀뱅크를 수납지지하는 광주리체를 구성하고, 이 광주리체의 주요부에 열수축튜브부재를 씌워서 양자를 일체화시켜서 이루어지는 전지팩케이스를 갖는 것을 특징으로 하는 전지팩을 이용한 전원장치.The battery pack according to any one of claims 1 to 4, wherein the battery pack constitutes a photoreceptor for accommodating and supporting the cell bank by a box member and a cover member which is covered by the box member. A power supply using a battery pack having a battery pack case formed by covering the tube member to integrate both. 단수의 2차전지셀 또는 병렬로 접속된 복수의 2차전지셀에 의해 셀뱅크를 구성하고, 이 셀뱅크를 복수개 직렬로 접속하여 구성해서 이루어지는 전지팩을 이용한 전원장치에 있어서, 상기 전지팩은 상자부재 및 해당 상자부재에 씌워지는 덮개부재에 의해 상기 셀뱅크를 수납지지하는 광주리체를 구성하고, 이 광주리체의 주요부에 열수축 튜브부재를 씌워서 양자를 일체화시켜서 이루어지는 전지팩케이스를 갖는 것을 특징으로 하는 전지팩을 이용한 전원장치.In a power pack using a battery pack formed of a single secondary battery cell or a plurality of secondary battery cells connected in parallel, a plurality of cell banks connected in series, the battery pack is And a battery pack case formed by a box member and a cover member covered with the box member, and having a battery pack case formed by integrating both of them by covering a heat-shrinkable tube member with a main part of the basket. Power supply using a battery pack. 제5항 또는 제6항에 있어서, 상기 전지팩케이스는 상기 상자부재의 끼워맞춤단부에 오목부를 형성하고, 상기 덮개부재의 끼워맞춤단부에 볼록부를 형성하여 상기 오목부에 상기 볼록부를 끼워맞춤으로써 상기 광주리체를 구성한 것을 특징으로 하는 전지팩을 이용한 전원장치.The battery pack case according to claim 5 or 6, wherein the battery pack case is formed with a recessed portion at the fitting end of the box member, and a convex portion is formed at the fitting end of the lid member to fit the convex portion at the recessed portion. A power supply using a battery pack, characterized in that configured to the basket. 제5항에서 제7항중 어느 한 항에 있어서, 상기 전지팩케이스는 상기 광주리체의 주요부를 다른 부위보다 상기 열수축튜브부재의 두께상당분만큼 오목하게 하고, 해당 주요부를 상기 열수축 튜브부재로 덮었을 때 해당 열수축 튜브부재의 표면이 상기 광주리체의 다른 부위와 대략 면이 일정해지도록 구성되어 있는 것을 특징으로 하는 전지팩을 이용한 전원장치.8. The battery pack case of claim 5, wherein the battery pack case is recessed by a thickness equivalent to that of the heat-shrinkable tube member than other portions, and the main part is covered by the heat-shrinkable tube member. When the surface of the heat-shrinkable tube member is a power supply using a battery pack, characterized in that the surface is configured so that approximately constant surface and other parts of the basket. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019960032984A 1995-09-06 1996-08-08 Power unit using battery pack KR100246118B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP95-229108 1995-09-06
JP7229108A JPH0974689A (en) 1995-09-06 1995-09-06 Power unit using battery pack

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Publication Number Publication Date
KR970018902A true KR970018902A (en) 1997-04-30
KR100246118B1 KR100246118B1 (en) 2000-04-01

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KR100314937B1 (en) * 1999-05-04 2001-11-23 최좌진 A cell controller
WO2009014407A3 (en) * 2007-07-26 2009-04-02 Lg Chemical Ltd Apparatus and method for balancing of battery cell's charge capacity

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KR100314937B1 (en) * 1999-05-04 2001-11-23 최좌진 A cell controller
WO2009014407A3 (en) * 2007-07-26 2009-04-02 Lg Chemical Ltd Apparatus and method for balancing of battery cell's charge capacity
US8054044B2 (en) 2007-07-26 2011-11-08 Lg Chem, Ltd. Apparatus and method for balancing of battery cell'S charge capacity
US8773070B2 (en) 2007-07-26 2014-07-08 Lg Chem, Ltd. Apparatus and method for balancing charge capacity of battery cell

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KR100246118B1 (en) 2000-04-01
JPH0974689A (en) 1997-03-18

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