JP2017505449A - 電圧検出装置、電池及び電圧検出方法 - Google Patents
電圧検出装置、電池及び電圧検出方法 Download PDFInfo
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- JP2017505449A JP2017505449A JP2016565545A JP2016565545A JP2017505449A JP 2017505449 A JP2017505449 A JP 2017505449A JP 2016565545 A JP2016565545 A JP 2016565545A JP 2016565545 A JP2016565545 A JP 2016565545A JP 2017505449 A JP2017505449 A JP 2017505449A
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- 238000001514 detection method Methods 0.000 title claims abstract description 62
- 238000005259 measurement Methods 0.000 claims abstract description 19
- 239000004065 semiconductor Substances 0.000 claims description 4
- 230000005669 field effect Effects 0.000 claims description 3
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
- G01R1/203—Resistors used for electric measuring, e.g. decade resistors standards, resistors for comparators, series resistors, shunts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
- G01R1/206—Switches for connection of measuring instruments or electric motors to measuring loads
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
- G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16566—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533
- G01R19/1659—Circuits and arrangements for comparing voltage or current with one or several thresholds and for indicating the result not covered by subgroups G01R19/16504, G01R19/16528, G01R19/16533 to indicate that the value is within or outside a predetermined range of values (window)
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
-
- 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
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- 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
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
-
- 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
- H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
- H02J7/007184—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage in response to battery voltage gradient
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/364—Battery terminal connectors with integrated measuring arrangements
-
- 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
- H02J7/0029—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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00306—Overdischarge protection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Current Or Voltage (AREA)
- Secondary Cells (AREA)
Abstract
Description
前記Lは、前記配線抵抗の長さ、前記Rは、前記配線抵抗の抵抗値、前記Sは、前記配線抵抗の断面積、前記ρは、前記配線抵抗の抵抗率である。
前記Lは、前記配線抵抗の長さ、前記Rは、前記配線抵抗の抵抗値、前記Sは、前記配線抵抗の断面積、前記ρは、前記配線抵抗の抵抗率である。
Claims (10)
- 電圧検出モジュールと、回路配線とを備え、
前記回路配線の一部分は配線抵抗であり、前記電圧検出モジュールの検出端は、測定線によって、それぞれ、前記配線抵抗の両端と接続されることを特徴とする電圧検出装置。 - 前記電圧検出モジュールは、保護集積回路IC又は電力量計を備えることを特徴とする請求項1に記載の装置。
- 前記電圧検出モジュールが保護ICである場合には、前記電圧検出回路は、スイッチ制御線と、金属酸化物半導体電界効果トランジスタMOSFETと、を更に備え、
前記保護ICは、前記スイッチ制御線によって前記MOSFETと接続され、
前記回路配線は、一端が前記MOSFETと接続され、他端が電気コアと接続されることを特徴とする請求項2に記載の装置。 - 前記保護ICは前記配線抵抗の両端の電圧が予め設定された電圧範囲内にないと検出した場合には、前記スイッチ制御線によって前記MOSFETとの接続をオフすることを特徴とする請求項3に記載の装置。
- 前記配線抵抗の予め設定された抵抗値は10ミリオームであることを特徴とする請求項5に記載の装置。
- 電源保護回路と、電気コアとを備え、
前記電源保護回路は、保護ICと、スイッチ制御線によって前記保護ICと接続されるMOSFETと、回路配線とを備え、
前記回路配線は、一端が前記MOSFETと接続され、他端が前記電気コアと接続され、
前記回路配線の一部分は、配線抵抗であり、
前記保護ICの検出端は、測定線によって、それぞれ、前記配線抵抗の両端と接続されることを特徴とする電池。 - 前記配線抵抗の予め設定された抵抗値は10ミリオームであることを特徴とする請求項8に記載の電池。
- 保護ICはスイッチ制御線によって配線抵抗の両端の電池電圧を検出するステップと、
検出された前記電池電圧が予め設定された電圧範囲内にあるか否かを判定するステップと、前記電圧が前記電圧範囲内にない場合には、前記スイッチ制御線によってMOSFETとの接続をオフするステップと、
を含むことを特徴とする請求項7乃至9のいずれか一項に記載の電池に用いられる電圧検出方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410828976.8 | 2014-12-25 | ||
CN201410828976.8A CN104502670B (zh) | 2014-12-25 | 2014-12-25 | 电压检测装置、电池及电压检测方法 |
PCT/CN2015/078107 WO2016101484A1 (zh) | 2014-12-25 | 2015-04-30 | 电压检测装置、电池及电压检测方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2017505449A true JP2017505449A (ja) | 2017-02-16 |
Family
ID=52944081
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016565545A Pending JP2017505449A (ja) | 2014-12-25 | 2015-04-30 | 電圧検出装置、電池及び電圧検出方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US20160190836A1 (ja) |
EP (1) | EP3038225A3 (ja) |
JP (1) | JP2017505449A (ja) |
KR (1) | KR101715742B1 (ja) |
CN (1) | CN104502670B (ja) |
BR (1) | BR112015018768A2 (ja) |
MX (1) | MX352114B (ja) |
RU (1) | RU2638912C2 (ja) |
WO (1) | WO2016101484A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210080922A (ko) * | 2019-12-23 | 2021-07-01 | 주식회사 현대케피코 | 회로 보호 기능을 구비하는 전압 센싱 회로 및 그것의 회로 보호 방법 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104502670B (zh) * | 2014-12-25 | 2018-02-02 | 小米科技有限责任公司 | 电压检测装置、电池及电压检测方法 |
CN112109567B (zh) * | 2020-08-18 | 2022-04-22 | 上海都都亮科技有限公司 | 一种充电方法、充电电路和充电设备 |
CN115343529B (zh) * | 2022-10-12 | 2023-03-10 | 荣耀终端有限公司 | 一种电量检测电路、方法及电子设备 |
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JP2014116108A (ja) * | 2012-12-06 | 2014-06-26 | Toyota Industries Corp | 蓄電システム |
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CN104502670B (zh) * | 2014-12-25 | 2018-02-02 | 小米科技有限责任公司 | 电压检测装置、电池及电压检测方法 |
-
2014
- 2014-12-25 CN CN201410828976.8A patent/CN104502670B/zh active Active
-
2015
- 2015-04-30 RU RU2015133577A patent/RU2638912C2/ru active
- 2015-04-30 MX MX2015010233A patent/MX352114B/es active IP Right Grant
- 2015-04-30 WO PCT/CN2015/078107 patent/WO2016101484A1/zh active Application Filing
- 2015-04-30 JP JP2016565545A patent/JP2017505449A/ja active Pending
- 2015-04-30 BR BR112015018768A patent/BR112015018768A2/pt not_active Application Discontinuation
- 2015-04-30 KR KR1020157020836A patent/KR101715742B1/ko active IP Right Grant
- 2015-09-17 US US14/856,568 patent/US20160190836A1/en not_active Abandoned
- 2015-12-14 EP EP15199880.4A patent/EP3038225A3/en not_active Withdrawn
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JPH10116917A (ja) * | 1996-10-14 | 1998-05-06 | Sharp Corp | パワートランジスタ |
US6031302A (en) * | 1997-09-30 | 2000-02-29 | Conexant Systems, Inc. | Battery management system with current measurement across on-resistance of semiconductor cutout switch |
JP2005151696A (ja) * | 2003-11-14 | 2005-06-09 | Sony Corp | バッテリパック、バッテリ保護処理装置、およびバッテリ保護処理装置の制御方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210080922A (ko) * | 2019-12-23 | 2021-07-01 | 주식회사 현대케피코 | 회로 보호 기능을 구비하는 전압 센싱 회로 및 그것의 회로 보호 방법 |
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Also Published As
Publication number | Publication date |
---|---|
EP3038225A3 (en) | 2016-08-03 |
CN104502670A (zh) | 2015-04-08 |
CN104502670B (zh) | 2018-02-02 |
RU2015133577A (ru) | 2017-02-16 |
KR101715742B1 (ko) | 2017-03-13 |
WO2016101484A1 (zh) | 2016-06-30 |
US20160190836A1 (en) | 2016-06-30 |
EP3038225A2 (en) | 2016-06-29 |
MX2015010233A (es) | 2016-08-17 |
RU2638912C2 (ru) | 2017-12-18 |
MX352114B (es) | 2017-11-09 |
BR112015018768A2 (pt) | 2017-07-18 |
KR20160093542A (ko) | 2016-08-08 |
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