[go: up one dir, main page]

WO2025187032A1 - Système, procédé et programme de gestion de batterie - Google Patents

Système, procédé et programme de gestion de batterie

Info

Publication number
WO2025187032A1
WO2025187032A1 PCT/JP2024/008967 JP2024008967W WO2025187032A1 WO 2025187032 A1 WO2025187032 A1 WO 2025187032A1 JP 2024008967 W JP2024008967 W JP 2024008967W WO 2025187032 A1 WO2025187032 A1 WO 2025187032A1
Authority
WO
WIPO (PCT)
Prior art keywords
battery
unit
management system
identifier
battery management
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.)
Pending
Application number
PCT/JP2024/008967
Other languages
English (en)
Japanese (ja)
Other versions
WO2025187032A8 (fr
Inventor
達也 長田
竜 岩本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Priority to PCT/JP2024/008967 priority Critical patent/WO2025187032A1/fr
Publication of WO2025187032A1 publication Critical patent/WO2025187032A1/fr
Publication of WO2025187032A8 publication Critical patent/WO2025187032A8/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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]
    • 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
    • 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

Definitions

  • This disclosure relates to a battery management system, a battery management method, and a battery management program that manage the state of a battery.
  • the condition of a vehicle's battery changes depending on the environment and conditions under which it is used. Therefore, it is important to manage the battery's condition.
  • Patent Document 1 describes a battery information management method for managing battery performance information.
  • the method described in Patent Document 1 stores information such as the number of charges, manufacturing date, initial capacity, and charging rate along with battery identification information (battery ID).
  • battery ID battery identification information
  • the present disclosure therefore aims to provide a battery management system, battery management method, and battery management program that can manage the battery status in association with the battery's identification information.
  • the battery management system disclosed herein is characterized by including a diagnostic unit that diagnoses the battery's condition, an acquisition unit that acquires the battery's unique information, and a registration unit that associates the battery's diagnostic results with the unique information and registers them in a storage device.
  • the battery management method disclosed herein is characterized by diagnosing the battery's condition, acquiring the battery's unique information, associating the battery diagnosis results with the unique information, and registering them in a storage device.
  • the battery management program disclosed herein is characterized by having a computer execute a diagnostic process to diagnose the battery's condition, an acquisition process to acquire the battery's unique information, and a registration process to associate the battery's diagnostic results with the unique information and register them in a storage device.
  • the battery status can be managed in association with the battery's identification information.
  • FIG. 1 is a block diagram illustrating a configuration example of an embodiment of a battery management system.
  • 10 is a flowchart illustrating an example of the operation of the battery management system.
  • FIG. 10 is a block diagram showing a modified example of the battery management system.
  • 1 is a block diagram illustrating an overview of a battery management system according to the present disclosure.
  • FIG. 1 is a schematic block diagram illustrating the configuration of a computer according to at least one embodiment.
  • Identification information for each battery is generally managed using the serial number (stamp) at the time of manufacture.
  • serial number usually allows the manufacturer of the battery and the automobile OEM (Original Equipment Manufacturing) to be determined, as mentioned above, it is difficult to correlate the diagnostic results indicating the battery's condition with the battery itself, making it difficult to determine the battery's condition.
  • This disclosure therefore describes a method for managing the battery status even in situations where the battery's identification information is difficult to see from the outside. Below, an embodiment of this disclosure will be described with reference to the drawings.
  • FIG. 1 is a block diagram showing an example configuration of one embodiment of a battery management system.
  • the battery management system 100 includes a storage unit 10, a diagnosis unit 20, an acquisition unit 30, an identifier acquisition unit 40, a registration unit 50, and a communication unit 60.
  • the memory unit 10 is a storage device that stores data required when the battery management system 100 of this embodiment performs various processes. In this embodiment, the memory unit 10 also stores the results of battery diagnosis. Specific aspects of how the results of battery diagnosis are registered will be described later.
  • this embodiment illustrates a case where the memory unit 10 is configured integrally with other processing units.
  • the memory unit 10 may be realized by a device different from the other processing units. A mode in which the memory unit 10 is realized by a device different from the other processing units will also be described later.
  • the memory unit 10 is realized by, for example, a magnetic disk or the like.
  • the diagnostic unit 20 diagnoses the state of the battery installed in the vehicle. Specifically, the diagnostic unit 20 diagnoses the state of the battery when the vehicle is connected to the battery management system 100.
  • the vehicle and battery management system 100 may be connected in any manner. For example, if the battery management system 100 is implemented as part of a charger, the diagnostic unit 20 may diagnose the state of the battery when the vehicle and charger are electrically connected.
  • the content of the battery status diagnosis is also arbitrary.
  • the diagnosis unit 20 may diagnose the current maximum capacity of the battery or the power supply status of the battery.
  • the acquisition unit 30 acquires information specific to the battery installed in the vehicle.
  • the acquisition unit 30 acquires the battery's electrical characteristics as the battery's unique information.
  • the acquisition unit 30 measures the current value flowing through the battery and acquires waveform patterns of current, voltage, etc. This waveform pattern is used as the battery's unique information. It is known that the electrical characteristics of each battery are unique, like a human fingerprint, so the acquired battery's electrical characteristics can be used as the battery's unique information.
  • the identifier acquisition unit 40 acquires a battery identifier that is uniquely assigned to the battery's unique information. It is possible to uniquely identify a battery using the battery's unique information itself. However, since the battery's unique information, such as its electrical characteristics, requires a large amount of information to be handled, assigning a battery identifier to the battery's unique information makes management easier.
  • the method for obtaining a battery identifier can be any method that can uniquely identify the battery's specific information. In order to assign uniquely distinguishable battery identifiers, it is preferable that battery identifiers be managed centrally.
  • the registration unit 50 associates the battery diagnosis results performed by the diagnosis unit 20 with the unique information acquired by the acquisition unit 30 and registers them in the storage unit 10. Note that if a battery identifier has been acquired by the identifier acquisition unit 40, the registration unit 50 may also associate the diagnosis results with the battery identifier and register them in the storage unit 10.
  • the registration unit 50 determines whether a battery identifier corresponding to the unique information is registered in the storage unit 10. If a battery identifier corresponding to the unique information is registered in the storage unit 10, the registration unit 50 may additionally register or update the diagnostic results in association with that battery identifier.
  • the identifier acquisition unit 40 may acquire the battery identifier for that unique information, and the registration unit 50 may associate the diagnosis result with the acquired battery identifier and register them in the storage unit 10.
  • the communication unit 60 notifies the user of the battery diagnosis results in response to an inquiry.
  • the communication unit 60 may take any form; for example, the user's terminal device (not shown) and the communication unit 60 may be connected via a wired connection or short-range wireless communication. Then, when the communication unit 60 receives a battery identifier from the terminal device, it may obtain the diagnosis results corresponding to the received battery identifier from the storage unit 10 and notify the terminal device.
  • the diagnostic unit 20, acquisition unit 30, identifier acquisition unit 40, registration unit 50, and communication unit 60 are realized by a computer processor (e.g., a CPU (Central Processing Unit), a GPU (Graphics Processing Unit)) that operates according to a program (battery management program).
  • a computer processor e.g., a CPU (Central Processing Unit), a GPU (Graphics Processing Unit)
  • CPU Central Processing Unit
  • GPU Graphics Processing Unit
  • program battery management program
  • the program may be stored in the memory unit 10 of the battery management system 100, and the processor may read the program and operate as the diagnosis unit 20, acquisition unit 30, identifier acquisition unit 40, registration unit 50, and communication unit 60 in accordance with the program.
  • Functions of the battery management system 100 may also be provided in a SaaS (Software as a Service) format.
  • diagnosis unit 20, acquisition unit 30, identifier acquisition unit 40, registration unit 50, and communication unit 60 may each be realized by dedicated hardware. Furthermore, some or all of the components of each device may be realized by general-purpose or dedicated circuits, processors, etc., or a combination of these. These may be configured by a single chip, or by multiple chips connected via a bus. Some or all of the components of each device may be realized by a combination of the above-mentioned circuits, etc., and programs.
  • the multiple information processing devices, circuits, etc. may be centrally located or distributed.
  • the information processing devices, circuits, etc. may be realized as a client-server system, cloud computing system, etc., in a form in which each is connected via a communications network.
  • FIG. 2 is a flowchart showing an example of the operation of the battery management system 100 of this embodiment.
  • the diagnosis unit 20 diagnoses the state of the battery (step S11).
  • the acquisition unit 30 acquires the battery's unique information (step S12). Note that the process of step S11 for diagnosing the battery's state and the process of step S12 for acquiring the battery's unique information may be performed in reverse order or simultaneously.
  • the registration unit 50 then associates the battery diagnosis result with the unique information and registers them in the storage unit 10 (step S13).
  • the diagnosis unit 20 diagnoses the battery status, and the acquisition unit 30 acquires the battery's unique information.
  • the registration unit 50 then associates the battery diagnosis results with the unique information and registers them in the storage unit 10. This allows the battery status to be managed in association with the battery's identification information.
  • FIG 3 is a block diagram showing a modified example of a battery management system.
  • the battery management system 100a shown in Figure 3 includes a vehicle connection device 110, a storage server 200, and an identifier acquisition device 120. Note that while Figure 3 shows two vehicle connection devices 110, the number of vehicle connection devices 110 is not limited to two, and may be one, or three or more.
  • the storage server 200 is a storage device corresponding to the storage unit 10 in the above embodiment, and is connected to the vehicle connection device 110 via a communication line.
  • the storage server 200 may be located on the cloud, for example, as shown in FIG. 3.
  • the identifier acquisition device 120 is a device that realizes the functions of the identifier acquisition unit 40 in the above embodiment.
  • the identifier acquisition device 120 may also be located on the cloud, for example.
  • the functions of the identifier acquisition device 120 i.e., the functions of the identifier acquisition unit 40
  • the vehicle connection device 110 By realizing the identifier acquisition device 120 as a device separate from the vehicle connection device 110, it becomes possible to centrally manage battery identifiers.
  • the vehicle connection device 110 is connected to a vehicle and acquires various information related to the vehicle's battery.
  • the vehicle connection device 110 of this modified example includes a diagnosis unit 20, an acquisition unit 30, a registration unit 50, and a communication unit 60.
  • the functions of the diagnosis unit 20, acquisition unit 30, registration unit 50, and communication unit 60 are the same as those in the above embodiment.
  • the registration unit 50 performs registration and update processing on the storage server 200, which is a storage device.
  • each vehicle connection device 110 may be the same or different.
  • the vehicle connection device 110 may have only the functions of the communication unit 60.
  • the communication unit 60 simply obtains the battery diagnosis results from the storage server 200 in response to an inquiry from the user and notifies the user.
  • a battery management system 80 includes a diagnosis unit 81 (e.g., diagnosis unit 20) that diagnoses the state of the battery, an acquisition unit 82 (e.g., acquisition unit 30) that acquires unique information about the battery, and a registration unit 83 (e.g., registration unit 50) that associates the battery diagnosis results with the unique information and registers them in a storage device (e.g., storage unit 10, storage server 200).
  • diagnosis unit 81 e.g., diagnosis unit 20
  • an acquisition unit 82 e.g., acquisition unit 30
  • a registration unit 83 e.g., registration unit 50
  • the battery status can be managed in association with the battery's identification information.
  • the acquisition unit 82 may acquire the battery's electrical characteristics as the battery's unique information.
  • the diagnosis unit 81 may also diagnose the battery's degradation state as the battery condition.
  • the diagnostic unit may diagnose the current maximum capacity as the battery status.
  • the battery management system 80 may also include an identifier acquisition unit (e.g., identifier acquisition unit 40) that acquires a battery identifier that is uniquely assigned to the battery's specific information.
  • the registration unit 83 may then associate the diagnosis result with the battery identifier and register them in the storage device.
  • the identifier acquisition unit may acquire the battery identifier for that unique information, and the registration unit 83 may associate the diagnosis result with the battery identifier and register them in the storage device.
  • the registration unit 83 may additionally register or update the diagnostic results in association with that battery identifier.
  • the battery management system 80 may also include a communication unit (e.g., communication unit 60) that notifies the battery diagnosis results.
  • a communication unit e.g., communication unit 60
  • the storage device may be implemented as a cloud storage server (e.g., storage server 200), and the registration unit 50 may perform registration processing on the storage server.
  • a cloud storage server e.g., storage server 200
  • the registration unit 50 may perform registration processing on the storage server.
  • FIG. 5 is a schematic block diagram showing the configuration of a computer according to at least one embodiment.
  • the computer 1000 includes a processor 1001, a main memory device 1002, an auxiliary memory device 1003, and an interface 1004.
  • the computer 1000 may also be connected to a computer that executes a mathematical programming solver, an annealing machine, a simulator, or the like.
  • the battery management system 80 described above is implemented in the computer 1000.
  • the operations of each of the processing units described above are stored in the auxiliary storage device 1003 in the form of a program (battery management program).
  • the processor 1001 reads the program from the auxiliary storage device 1003, loads it into the main storage device 1002, and executes the above processing in accordance with the program.
  • the auxiliary storage device 1003 is an example of a non-transitory tangible medium.
  • non-transitory tangible media include a magnetic disk, a magneto-optical disk, a CD-ROM (Compact Disc Read-only memory), a DVD-ROM (Read-only memory), and semiconductor memory connected via the interface 1004.
  • this program is distributed to the computer 1000 via a communication line, the computer 1000 that receives the program may deploy the program in the main storage device 1002 and execute the above-mentioned processing.
  • the program may be one that realizes part of the functions described above. Furthermore, the program may be one that realizes the functions described above in combination with other programs already stored in the auxiliary storage device 1003, i.e., a so-called differential file (differential program).
  • a diagnostic unit that diagnoses the state of the battery; an acquisition unit that acquires the battery's unique information; a registration unit that associates the diagnostic result of the battery with the unique information and registers the result in a storage device.
  • Supplementary Note 3 The battery management system according to Supplementary Note 1 or Supplementary Note 2, wherein the acquisition unit acquires, as the battery-specific information, a waveform indicating a pattern of a current or a voltage generated in the battery.
  • An identifier acquisition unit that acquires a battery identifier that is uniquely assigned to the specific information of the battery, 6.
  • the identifier acquisition unit acquires a battery identifier corresponding to the unique information;
  • Appendix 8 A battery management system described in any one of Appendices 1 to 6, wherein the registration unit additionally registers or updates and registers the diagnostic result in association with the battery identifier when the battery identifier corresponding to the unique information is registered in the storage device.
  • the storage device is realized by a storage server on a cloud, 10.
  • a diagnostic process for diagnosing the state of the battery To a computer, a diagnostic process for diagnosing the state of the battery; An acquisition process for acquiring the specific information of the battery; and A storage medium that stores a battery management program for executing a registration process that associates the battery diagnosis result with the unique information and registers the association in a storage device.
  • the storage medium according to Supplementary Note 13 further storing a battery management program that causes a computer to acquire, in the acquisition process, the electrical characteristics of the battery as the battery's unique information.
  • REFERENCE SIGNS LIST 10 Storage unit 20 Diagnosis unit 30 Acquisition unit 40 Identifier acquisition unit 50 Registration unit 60 Communication unit 100, 100a Battery management system 110 Vehicle connection device 120 Identifier acquisition device 200 Storage server

Landscapes

  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Tests Of Electric Status Of Batteries (AREA)

Abstract

Selon la présente invention, une unité de détermination détermine le besoin de surveiller une vidéo reçue. Une unité d'affichage affiche la vidéo reçue en série chronologique pour chaque temps écoulé, et affiche la vidéo affichée pour chaque temps écoulé dans un mode différent sur la base du besoin de surveillance. Une unité de diagnostic diagnostique l'état d'une batterie. Une unité d'acquisition acquiert des informations uniques de la batterie. Une unité d'enregistrement enregistre, dans un dispositif de stockage, en association les uns avec les autres, le résultat de diagnostic de la batterie et les informations uniques.
PCT/JP2024/008967 2024-03-08 2024-03-08 Système, procédé et programme de gestion de batterie Pending WO2025187032A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2024/008967 WO2025187032A1 (fr) 2024-03-08 2024-03-08 Système, procédé et programme de gestion de batterie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2024/008967 WO2025187032A1 (fr) 2024-03-08 2024-03-08 Système, procédé et programme de gestion de batterie

Publications (2)

Publication Number Publication Date
WO2025187032A1 true WO2025187032A1 (fr) 2025-09-12
WO2025187032A8 WO2025187032A8 (fr) 2025-10-02

Family

ID=96990182

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2024/008967 Pending WO2025187032A1 (fr) 2024-03-08 2024-03-08 Système, procédé et programme de gestion de batterie

Country Status (1)

Country Link
WO (1) WO2025187032A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001095159A (ja) * 1999-07-21 2001-04-06 Mitsubishi Chemicals Corp ２次電池ユニット及び２次電池ユニットにおける電気容量の測定方法
WO2019235645A1 (fr) * 2018-06-08 2019-12-12 パナソニックＩｐマネジメント株式会社 Système de gestion de batterie et procédé de gestion de batterie
WO2022149311A1 (fr) * 2021-01-06 2022-07-14 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ Procédé de détermination d'authenticité de batterie, appareil de détermination d'authenticité de batterie et programme

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001095159A (ja) * 1999-07-21 2001-04-06 Mitsubishi Chemicals Corp ２次電池ユニット及び２次電池ユニットにおける電気容量の測定方法
WO2019235645A1 (fr) * 2018-06-08 2019-12-12 パナソニックＩｐマネジメント株式会社 Système de gestion de batterie et procédé de gestion de batterie
WO2022149311A1 (fr) * 2021-01-06 2022-07-14 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ Procédé de détermination d'authenticité de batterie, appareil de détermination d'authenticité de batterie et programme

Also Published As

Publication number Publication date
WO2025187032A8 (fr) 2025-10-02

Similar Documents

Publication Publication Date Title
CN111371638B (zh) 智能设备测试方法、装置、服务器及存储介质
CN107992401A (zh) 性能测试评价方法、装置、终端设备及存储介质
CN109741087A (zh) 电子优惠券的管理方法及装置
JP2009264770A (ja) 車両診断システム、車両診断端末、情報サーバ装置および車両診断方法
CN111124789B (zh) 一种芯片仿真调试系统及调试方法
JP2022149277A (ja) 電子機器、ファームウェア更新方法及びプログラム
CN115933591A (zh) 一种控制器诊断方法、装置、设备和存储介质
CN106843947A (zh) 代码缺陷的处理方法和装置
WO2025187032A1 (fr) Système, procédé et programme de gestion de batterie
CN113704487A (zh) 知识图谱的生成方法、装置、计算机设备及存储介质
CN109558315B (zh) 测试范围的确定方法、装置及设备
CN114064511A (zh) 自定义监控指标开发方法及装置
CN113342430A (zh) 故障码的处理方法、装置、终端设备及可读存储介质
CN115391168A (zh) 沙盒测试方法、装置、设备及存储介质
US11941921B2 (en) Maintenance information management device and maintenance information management method
CN114880004A (zh) Bmc的固件更换方法、装置、服务器及存储介质
CN113064797B (zh) 前端监控方法、装置、电子设备及存储介质
CN116430207A (zh) 芯片的pat参数确定方法、装置、电子设备及存储介质
CN118093354A (zh) 一种测试代码生成方法、装置、电子设备及存储介质
JP2015154084A (ja) 通信診断装置、通信診断システム、通信診断方法、及びプログラム
CN116578061B (zh) 汽车电子控制单元ecu软件负载预估方法及系统
CN114546829A (zh) 测试方案体系的方法、装置、存储介质及电子设备
CN117313856B (zh) 一种可靠性测试规划系统及方法
RU2678512C1 (ru) Способ обработки данных, относящихся к автотранспортным средствам, с целью последующего графического построения электрических схем электрических систем
CN119795915B (zh) 自主切换功能配置方法、车辆控制器以及车辆

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 24928505

Country of ref document: EP

Kind code of ref document: A1