JP7006311B2 - 電動車両及び電動車両の制御方法 - Google Patents
電動車両及び電動車両の制御方法 Download PDFInfo
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- 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
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- 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
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
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- 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
- 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]
- G01R31/389—Measuring internal impedance, internal conductance or related variables
-
- 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
- H01M10/44—Methods for charging or discharging
-
- 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
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Power Engineering (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
次いで、ECU960は、電圧センサ911による電圧Vの検出値が、上記のCCV予測値よりも低いか否かを判定する(ステップS140)。そして、電圧Vの検出値がCCV予測値よりも低いと判定されると(ステップS140においてYES)、ECU960は、電圧V及び電流Iの各検出値と、ステップS120において算出された内部抵抗Rとから、次式(2)によってOCVの真値を算出する(ステップS150)。
なお、このOCV真値は、電圧V、電流I及び温度Tの各検出値(実績値)から予想されるOCVの真値である。
Claims (6)
- 電動機の出力によって走行する電動車両であって、
前記電動機へ供給される電力を蓄える蓄電装置と、
前記蓄電装置の出力を制御する制御装置とを備え、
前記制御装置は、
前記蓄電装置のSOCを推定し、
推定された前記SOCが所定値よりも低い場合に、前記蓄電装置の放電中に前記蓄電装置の電圧が下限電圧に達した時点において、前記蓄電装置の出力電力を検出するとともに、推定された前記SOCを用いて前記蓄電装置の出力電力上限値を算出し、
検出された前記出力電力が、推定された前記SOCを用いて算出された前記出力電力上限値よりも小さい場合に、前記電動車両を停止させる処理を実行する、電動車両。 - 前記制御装置は、前記出力電力が前記出力電力上限値よりも小さく、かつ、前記出力電力が所定電力よりも小さい場合に、前記電動車両を停止させる処理を実行する、請求項1に記載の電動車両。
- 前記制御装置は、前記電動車両が走行可能な状態であることを示すREADY-ON状態と、前記電動車両が走行不可の状態であることを示すREADY-OFF状態とを切替可能であり、
前記電動車両を停止させる処理は、前記電動車両の状態をREADY-ON状態からREADY-OFF状態へ切替える処理である、請求項1に記載の電動車両。 - 前記SOCが前記所定値よりも低い場合に、前記SOCの低下を示す警告を報知する報知手段をさらに備える、請求項1から請求項3のいずれか1項に記載の電動車両。
- 前記制御装置は、前記蓄電装置の電圧、電流及び内部抵抗値を用いて、推定された前記SOCを補正し、その補正されたSOCを用いて前記出力電力上限値を算出する、請求項1から請求項4のいずれか1項に記載の電動車両。
- 電動機の出力によって走行する電動車両の制御方法であって、
前記電動機へ供給される電力を蓄える蓄電装置のSOCを推定するステップと、
推定された前記SOCが所定値よりも低い場合に、前記蓄電装置の放電中に前記蓄電装置の電圧が下限電圧に達した時点において、前記蓄電装置の出力電力を検出するとともに、推定された前記SOCを用いて前記蓄電装置の出力電力上限値を算出するステップと、
検出された前記出力電力が、推定された前記SOCを用いて算出された前記出力電力上限値よりも小さい場合に、前記電動車両を停止させるステップとを含む、電動車両の制御方法。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018012404A JP7006311B2 (ja) | 2018-01-29 | 2018-01-29 | 電動車両及び電動車両の制御方法 |
| US16/251,756 US11474156B2 (en) | 2018-01-29 | 2019-01-18 | Electrically-driven vehicle and control method for electrically-driven vehicle |
| CN201910057351.9A CN110091715B (zh) | 2018-01-29 | 2019-01-22 | 电动车辆和用于电动车辆的控制方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018012404A JP7006311B2 (ja) | 2018-01-29 | 2018-01-29 | 電動車両及び電動車両の制御方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2019134505A JP2019134505A (ja) | 2019-08-08 |
| JP7006311B2 true JP7006311B2 (ja) | 2022-01-24 |
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| Country | Link |
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| US (1) | US11474156B2 (ja) |
| JP (1) | JP7006311B2 (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112969929B (zh) * | 2018-10-26 | 2024-06-21 | 日本汽车能源株式会社 | 电池控制装置 |
| WO2021071655A1 (en) | 2019-10-11 | 2021-04-15 | Ariens Company | Power source and control system for a lawn mower |
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| JP2007306771A (ja) | 2006-05-15 | 2007-11-22 | Toyota Motor Corp | 蓄電装置の充放電制御装置およびそれを搭載した電動車両 |
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| JP2011135680A (ja) | 2009-12-24 | 2011-07-07 | Toyota Motor Corp | 蓄電装置の入出力制御装置 |
| JP2014007079A (ja) | 2012-06-25 | 2014-01-16 | Toyota Motor Corp | 蓄電システムおよび制御方法 |
| CN107487186A (zh) | 2016-12-23 | 2017-12-19 | 宝沃汽车(中国)有限公司 | 用于车辆的保护控制方法、装置及车辆 |
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- 2018-01-29 JP JP2018012404A patent/JP7006311B2/ja active Active
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2019
- 2019-01-18 US US16/251,756 patent/US11474156B2/en active Active
- 2019-01-22 CN CN201910057351.9A patent/CN110091715B/zh active Active
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| US20060022642A1 (en) | 2004-07-30 | 2006-02-02 | Ford Global Technologies, Llc | Closed loop control of battery power limits based on voltage |
| JP2007306771A (ja) | 2006-05-15 | 2007-11-22 | Toyota Motor Corp | 蓄電装置の充放電制御装置およびそれを搭載した電動車両 |
| JP2009298301A (ja) | 2008-06-13 | 2009-12-24 | Toyota Motor Corp | 車両及びその制御方法 |
| JP2011135680A (ja) | 2009-12-24 | 2011-07-07 | Toyota Motor Corp | 蓄電装置の入出力制御装置 |
| JP2014007079A (ja) | 2012-06-25 | 2014-01-16 | Toyota Motor Corp | 蓄電システムおよび制御方法 |
| CN107487186A (zh) | 2016-12-23 | 2017-12-19 | 宝沃汽车(中国)有限公司 | 用于车辆的保护控制方法、装置及车辆 |
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| Publication number | Publication date |
|---|---|
| CN110091715A (zh) | 2019-08-06 |
| US11474156B2 (en) | 2022-10-18 |
| US20190235030A1 (en) | 2019-08-01 |
| CN110091715B (zh) | 2022-06-24 |
| JP2019134505A (ja) | 2019-08-08 |
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