JP6610912B2 - 充放電電流推定装置、バッテリーパック、および自動車 - Google Patents
充放電電流推定装置、バッテリーパック、および自動車 Download PDFInfo
- Publication number
- JP6610912B2 JP6610912B2 JP2018529130A JP2018529130A JP6610912B2 JP 6610912 B2 JP6610912 B2 JP 6610912B2 JP 2018529130 A JP2018529130 A JP 2018529130A JP 2018529130 A JP2018529130 A JP 2018529130A JP 6610912 B2 JP6610912 B2 JP 6610912B2
- Authority
- JP
- Japan
- Prior art keywords
- current
- node
- capacitor
- switch
- resistor
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 239000003990 capacitor Substances 0.000 claims description 90
- 230000003321 amplification Effects 0.000 claims description 12
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 12
- 238000005259 measurement Methods 0.000 claims description 10
- 238000012360 testing method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 230000005855 radiation Effects 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- 239000011888 foil Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000002500 effect on skin Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003252 repetitive effect Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001151 other effect Effects 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- -1 nickel metal hydride Chemical class 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- 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]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/387—Determining ampere-hour charge capacity or SoC
- G01R31/388—Determining ampere-hour charge capacity or SoC involving voltage measurements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/21—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
-
- 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
- G01R1/30—Structural combination of electric measuring instruments with basic electronic circuits, e.g. with amplifier
-
- 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
- G01R19/003—Measuring mean values of current or voltage during a given time interval
-
- 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]
- G01R31/3644—Constructional arrangements
-
- 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]
- G01R31/3644—Constructional arrangements
- G01R31/3646—Constructional arrangements for indicating electrical conditions or variables, e.g. visual or audible indicators
-
- 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
-
- 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
- G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
-
- 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]
- G01R31/389—Measuring internal impedance, internal conductance or related variables
-
- 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]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
-
- 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
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4264—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing with capacitors
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/507—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/547—Voltage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/549—Current
-
- 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
- G01R19/0007—Frequency selective voltage or current level measuring
-
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Measurement Of Current Or Voltage (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Battery Mounting, Suspending (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
[数1]
CS=ε×s/d
ここで、CSは分路コンデンサのキャパシタンス、εはPCBプレートの誘電率、sはPCBプレートの面積、dはPCBプレートの厚さである。
大小関係:0<第1比較基準値<1<第2比較基準値
Claims (7)
- バッテリーパックの充放電電流を推定する電流推定装置であって、
バッテリーパックの充放電経路上の第1ノードと第2ノードとの間に接続した分路抵抗と、
前記第1ノードと前記第2ノードとの間に接続した分路コンデンサと、
前記第1ノードと前記第2ノードとの間に接続し、前記分路抵抗に印加された電圧を測定する電圧測定部と、
前記電圧測定部が測定した電圧を用いて前記バッテリーパックの充放電電流を推定する電流推定部と、を含み、
前記電圧測定部は、フィルターモジュールを含み、
前記フィルターモジュールは、
第1抵抗及び前記第1抵抗に直列接続した第1キャパシタを備え、前記第1ノードに接続した第1直列アームと、
第2抵抗及び前記第2抵抗に直列接続した第2キャパシタを備え、前記第2ノードに接続した第2直列アームと、を含み、
前記電流推定装置はさらに、
前記第1抵抗と前記第1キャパシタとの間に形成された第3ノードに接続され、前記第1キャパシタに並列に接続された第3キャパシタと、
前記第2抵抗と前記第2キャパシタとの間に形成された第4ノードに接続され、前記第2キャパシタに並列に接続された第4キャパシタと、
前記第1キャパシタと前記第3ノードとの間に接続する第1スイッチと、
前記第2キャパシタと前記第4ノードとの間に接続する第2スイッチと、
前記第1スイッチの動作及び前記第2スイッチの動作を個別的に制御するように構成されたスイチング制御部と、を含み、
前記電流推定部が、前記推定された充放電電流の大きさに対応する通知信号を前記スイチング制御部に出力し、
前記スイチング制御部が、前記通知信号に基づき、前記第1スイッチ及び前記第2スイッチの動作を個別的に制御する
電流推定装置。 - 前記電圧測定部が、増幅モジュールを含み、
前記増幅モジュールが、
前記第3ノードに接続した入力端子、及び前記第4ノードに接続した入力端子を備えた増幅器を含むことを特徴とする請求項1に記載の電流推定装置。 - 二つのバスバーをさらに含み、
前記二つのバスバーのいずれか一つが、前記分路抵抗及び前記分路コンデンサ各々の一端を前記第1ノードに接続し、
前記二つのバスバーの他の一つが、前記分路抵抗及び前記分路コンデンサ各々の他端を前記第2ノードに接続するように構成されたことを特徴とする請求項1または2に記載の電流推定装置。 - 前記電流推定部が、
所定時間の間に所定回数推定された充放電電流の電流平均値を算出し、
前記電流平均値が予め決められた電流しきい値よりも小さい場合、第1通知信号を出力し、
前記スイチング制御部が、
前記第1通知信号に応じて、前記第1スイッチ及び前記第2スイッチを共にターンオンすることを特徴とする請求項1に記載の電流推定装置。 - 前記電流推定部が、
所定時間の間に所定回数推定された充放電電流の電流平均値を算出し、
前記電流平均値が予め決められた電流しきい値よりも大きい場合、第2通知信号を出力し、
前記スイチング制御部が、
前記第2通知信号に応じて、前記第1スイッチ及び前記第2スイッチを共にターンオフすることを特徴とする請求項1に記載の電流推定装置。 - 請求項1から5のいずれか一項に記載の電流推定装置を含むバッテリーパック。
- 請求項1から5のいずれか一項に記載の電流推定装置を含む自動車。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20160027243 | 2016-03-07 | ||
KR10-2016-0027243 | 2016-03-07 | ||
KR10-2017-0027932 | 2017-03-03 | ||
KR1020170027932A KR102014468B1 (ko) | 2016-03-07 | 2017-03-03 | 충방전 전류 추정 장치 |
PCT/KR2017/002399 WO2017155260A1 (ko) | 2016-03-07 | 2017-03-06 | 충방전 전류 추정 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019506594A JP2019506594A (ja) | 2019-03-07 |
JP6610912B2 true JP6610912B2 (ja) | 2019-11-27 |
Family
ID=59927020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018529130A Active JP6610912B2 (ja) | 2016-03-07 | 2017-03-06 | 充放電電流推定装置、バッテリーパック、および自動車 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10539623B2 (ja) |
EP (1) | EP3351952B1 (ja) |
JP (1) | JP6610912B2 (ja) |
KR (1) | KR102014468B1 (ja) |
CN (1) | CN108139448B (ja) |
PL (1) | PL3351952T3 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HUE046303T2 (hu) * | 2016-11-30 | 2020-02-28 | Yuyang Dnu Co Ltd | Összeállítás töltés/kisütés ciklusolóhoz |
US11489214B2 (en) * | 2018-04-03 | 2022-11-01 | Ford Global Technologies, Llc | Temperature regulated current shunts for electrified vehicle battery packs |
KR102244141B1 (ko) * | 2018-10-12 | 2021-04-22 | 주식회사 엘지화학 | 배터리 관리 장치 및 방법 |
KR102518752B1 (ko) * | 2020-09-03 | 2023-04-07 | 주식회사 경신 | 차량의 ips 전류 검출 회로 및 그 설계 장치 |
KR102430231B1 (ko) * | 2020-09-14 | 2022-08-08 | 현대모비스 주식회사 | Dc 센서의 전류 측정 장치 및 방법 |
CN112858768B (zh) * | 2021-01-07 | 2022-12-16 | 力高(山东)新能源技术股份有限公司 | 一种提高分流器检测电流精度电路及方法 |
KR20220120026A (ko) * | 2021-02-22 | 2022-08-30 | 주식회사 엘지에너지솔루션 | 배터리 관리 장치 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4086524A (en) * | 1974-10-02 | 1978-04-25 | Still Gmbh (Vormals Se-Fahrzeugwerke Gmbh) | Charge monitor for electric battery |
JPH04138378A (ja) * | 1990-09-29 | 1992-05-12 | Anritsu Corp | 電流測定装置 |
TW407212B (en) | 1997-10-31 | 2000-10-01 | Toshiba Battery | Battery remaining capacity measuring device |
JPH11133123A (ja) * | 1997-10-31 | 1999-05-21 | Toshiba Battery Co Ltd | 電池残量測定装置用集積回路 |
US6407532B1 (en) * | 2000-12-29 | 2002-06-18 | Nokia Mobile Phones, Ltd. | Method and apparatus for measuring battery charge and discharge current |
KR100461862B1 (ko) * | 2003-01-23 | 2004-12-18 | 주식회사 로템 | 테스트 회로가 내장된 전차선 전압 측정 회로 |
US7312612B2 (en) | 2003-06-16 | 2007-12-25 | Yong Jai Kwon | Circuit for detecting electric current |
JP4872226B2 (ja) * | 2005-03-25 | 2012-02-08 | 日本電気株式会社 | 二次電池の残存容量推定方法、装置およびバッテリパック |
US7193382B2 (en) | 2005-07-13 | 2007-03-20 | Siemens Vdo Halla, Ltd. | Apparatus for detecting over current of motor in vehicle |
KR100709258B1 (ko) | 2005-10-20 | 2007-04-19 | 삼성에스디아이 주식회사 | 배터리 관리 시스템 |
KR100740097B1 (ko) * | 2005-10-20 | 2007-07-16 | 삼성에스디아이 주식회사 | 배터리의 soc 추정 방법 및 이를 이용한 배터리 관리시스템 |
JP4442660B2 (ja) * | 2007-08-10 | 2010-03-31 | 株式会社デンソー | 車両システム |
JP2009229405A (ja) | 2008-03-25 | 2009-10-08 | Mazda Motor Corp | バッテリの電流値測定方法及び電流値測定装置 |
KR20100090875A (ko) | 2009-02-09 | 2010-08-18 | 주식회사 만도 | 션트 저항을 이용한 전류 검출 장치 및 그를 이용한 전자제어장치 |
JP2011164008A (ja) * | 2010-02-12 | 2011-08-25 | Denso Corp | 電流検出装置 |
CN102770983B (zh) * | 2010-02-24 | 2015-01-28 | 三洋电机株式会社 | 电池模块、电池系统、电动车辆、移动体、电力贮藏装置、电源装置及电气设备 |
DE102010035485A1 (de) | 2010-08-26 | 2012-03-01 | Isabellenhütte Heusler Gmbh & Co. Kg | Strommesswiderstand |
WO2012078601A1 (en) | 2010-12-06 | 2012-06-14 | Coda Automotive, Inc. | Measuring isolated high voltage and detecting isolation breakdown with measures for self-detection of circuit faults |
US9293242B2 (en) * | 2011-07-22 | 2016-03-22 | Koa Corporation | Shunt resistor device |
US9065296B2 (en) * | 2012-04-03 | 2015-06-23 | Samsung Sdi Co., Ltd. | Battery pack, method of measuring voltage of the battery pack, and energy storage system including the battery pack |
JP6001334B2 (ja) * | 2012-05-31 | 2016-10-05 | ルネサスエレクトロニクス株式会社 | 半導体装置、バッテリ状態監視モジュール及び車輌システム |
DE102012013036B4 (de) | 2012-06-29 | 2015-04-02 | Isabellenhütte Heusler Gmbh & Co. Kg | Widerstand, insbesondere niederohmiger Strommesswiderstand, sowie Beschichtungsverfahren hierzu |
KR102046123B1 (ko) | 2013-06-07 | 2019-11-18 | 에스케이이노베이션 주식회사 | 션트 레귤레이터를 이용한 이상온도 검출 장치 및 이를 포함하는 배터리 시스템 |
DE102013219360A1 (de) * | 2013-09-26 | 2015-03-26 | Siemens Aktiengesellschaft | Energiespeichereinrichtung |
JP2015184142A (ja) * | 2014-03-25 | 2015-10-22 | 株式会社富士通ゼネラル | 電流検出装置 |
KR101448936B1 (ko) | 2014-03-27 | 2014-10-13 | 태성전장주식회사 | 전류센서용 션트 저항 모듈과 이를 이용한 차량용 배터리 |
KR101585453B1 (ko) * | 2014-04-16 | 2016-01-18 | 현대자동차주식회사 | 션트저항 타입 전류센서를 이용한 차량용 배터리의 전류 센싱 구조 |
JP6222371B2 (ja) * | 2014-09-25 | 2017-11-01 | 三洋電機株式会社 | シャント抵抗器を備えた電流検出装置および電源装置 |
-
2017
- 2017-03-03 KR KR1020170027932A patent/KR102014468B1/ko active IP Right Grant
- 2017-03-06 US US15/765,655 patent/US10539623B2/en active Active
- 2017-03-06 CN CN201780003644.8A patent/CN108139448B/zh active Active
- 2017-03-06 PL PL17763521T patent/PL3351952T3/pl unknown
- 2017-03-06 JP JP2018529130A patent/JP6610912B2/ja active Active
- 2017-03-06 EP EP17763521.6A patent/EP3351952B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
KR20170104392A (ko) | 2017-09-15 |
PL3351952T3 (pl) | 2021-08-23 |
EP3351952A1 (en) | 2018-07-25 |
JP2019506594A (ja) | 2019-03-07 |
US20180299510A1 (en) | 2018-10-18 |
US10539623B2 (en) | 2020-01-21 |
CN108139448A (zh) | 2018-06-08 |
EP3351952B1 (en) | 2021-05-05 |
CN108139448B (zh) | 2020-08-25 |
KR102014468B1 (ko) | 2019-08-26 |
EP3351952A4 (en) | 2018-11-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6610912B2 (ja) | 充放電電流推定装置、バッテリーパック、および自動車 | |
JP4241787B2 (ja) | 組電池総電圧検出およびリーク検出装置 | |
US11906591B2 (en) | Insulation resistance measurement apparatus and method thereof | |
WO2011148592A1 (ja) | 過電流検知回路、及び電池パック | |
WO2015156360A1 (ja) | 電池監視装置 | |
CN113557435B (zh) | 用于估计绝缘电阻的设备及包括该设备的电池系统 | |
JP3157127B2 (ja) | 充放電電流検出機能付き充放電制御回路及び充電式電源装置 | |
EP3781955B1 (en) | Arc fault detection using single current sensor and wideband analog frontend | |
JP6414601B2 (ja) | 状態監視部を内蔵する集積回路およびその集積回路を備えた電源装置 | |
EP3240097A1 (en) | Battery pack | |
JP2022514967A (ja) | バッテリー安全性試験装置及び方法 | |
WO2017155260A1 (ko) | 충방전 전류 추정 장치 | |
US7292053B2 (en) | High-voltage measuring device | |
US20230243884A1 (en) | Apparatus for Measuring Insulation Resistance | |
JP2002110258A (ja) | 保護回路付きバッテリー | |
WO2020021987A1 (ja) | シャント抵抗器およびそれを用いた電流検出装置 | |
WO2021090632A1 (ja) | バッテリー診断装置、フォークリフト、充電器、バッテリー診断方法およびプログラム | |
CN112334780A (zh) | 集成电路、电池监视装置以及电池监视系统 | |
JP6662033B2 (ja) | 蓄電素子の抵抗の測定方法および測定装置 | |
CN220855019U (zh) | 一种固态开关的电流检测电路 | |
JP2990591B2 (ja) | 充電式電池パック | |
US20240280619A1 (en) | Systems and methods for monitoring impedance of an electrical connection device | |
SG173727A1 (en) | Circuit breaker having detection of the aperiodic current change | |
CN111404126A (zh) | 改善锂电池保护电流电路 | |
JP2024007900A (ja) | 無線通信システム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20180605 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190520 |
|
RD02 | Notification of acceptance of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7422 Effective date: 20190530 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20190604 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190816 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20191001 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20191015 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6610912 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313111 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |