WO2022110603A1 - Procédé de gestion et procédé de stockage de données pour système de batteries de stockage - Google Patents

Procédé de gestion et procédé de stockage de données pour système de batteries de stockage Download PDF

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Publication number
WO2022110603A1
WO2022110603A1 PCT/CN2021/085433 CN2021085433W WO2022110603A1 WO 2022110603 A1 WO2022110603 A1 WO 2022110603A1 CN 2021085433 W CN2021085433 W CN 2021085433W WO 2022110603 A1 WO2022110603 A1 WO 2022110603A1
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WIPO (PCT)
Prior art keywords
data
storage system
stored
battery storage
erasing
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PCT/CN2021/085433
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English (en)
Chinese (zh)
Inventor
施敏捷
王中照
石亚娟
韩亮成
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苏州精控能源科技有限公司
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Publication of WO2022110603A1 publication Critical patent/WO2022110603A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/0614—Improving the reliability of storage systems
    • G06F3/0616—Improving the reliability of storage systems in relation to life time, e.g. increasing Mean Time Between Failures [MTBF]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/0604—Improving or facilitating administration, e.g. storage management
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
    • G06F3/0652—Erasing, e.g. deleting, data cleaning, moving of data to a wastebasket
    • 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

Definitions

  • the present application relates to the technical field of data storage, and in particular, to a management method and a data storage method of a battery storage system.
  • the battery storage system as the key core electronic component in the battery, needs to complete the monitoring and management of the battery life cycle, and monitor the battery life cycle. Key data generated during use are stored.
  • data is usually stored once when the battery is powered off, and the data is stored in the memory during operation; or the data is stored periodically; or the data is stored in real time.
  • the present application provides a management method and a data storage method for a battery storage system, so as to solve the defects of the prior art, such as the inability to guarantee the service life of the memory.
  • a first aspect of the present application provides a management method for a battery storage system, including:
  • a storage space is allocated for the target storage data to obtain a target storage area.
  • the attribute information includes the service life of the battery storage system and the maximum number of times of erasing and writing of the battery storage system, and the average amount of erasing and writing data is determined according to the data size of the target storage data and the attribute information, including:
  • the average amount of erasing and writing data is determined according to the average number of erasing and writing and the data size of the target stored data.
  • determining the data storage period according to the preset minimum change amount of data and the data change rate corresponding to the target storage data including:
  • the data storage period is calculated according to the following formula:
  • t represents the data storage period, in seconds
  • a represents the minimum change amount of the data
  • a' represents the data change rate corresponding to the target stored data.
  • determining the average number of erasing and writing according to the data storage period, the service life of the battery storage system, and the maximum number of erasing and writing of the battery storage system including:
  • n represents the average number of erasing and writing
  • Y represents the service life of the battery storage system
  • t represents the data storage period
  • E represents the maximum number of erasing and writing of the battery storage system.
  • a second aspect of the present application provides a data storage method for a battery storage system, including:
  • the data to be stored is stored in the target storage area of the same data type as the data to be stored, and the target storage area is the battery storage area described in the first aspect and various possible designs of the first aspect The target storage area obtained by the system's management method.
  • the method before storing the to-be-stored data in a target storage area of the same data type as the to-be-stored data, the method further includes:
  • the data in the target storage area is erased.
  • a third aspect of the present application provides a management device for a battery storage system, including:
  • the first acquisition module is used to acquire the attribute information of the battery storage system and the data size of the target storage data
  • a determination module used for determining the average amount of erasing and rewriting data according to the data size of the target storage data and the attribute information
  • the management module is configured to allocate storage space for the target storage data according to the average amount of erasing and writing data to obtain a target storage area.
  • the attribute information includes the service life of the battery storage system and the maximum number of times of erasing and writing of the battery storage system, and the determining module is specifically used for:
  • the average amount of erasing and writing data is determined according to the average number of erasing and writing and the data size of the target stored data.
  • the determining module is specifically used for:
  • the data storage period is calculated according to the following formula:
  • t represents the data storage period, in seconds
  • a represents the minimum change amount of the data
  • a' represents the data change rate corresponding to the target stored data.
  • the determining module is specifically used for
  • n represents the average number of erasing and writing
  • Y represents the service life of the battery storage system
  • t represents the data storage period
  • E represents the maximum number of erasing and writing of the battery storage system.
  • a fourth aspect of the present application provides a data storage device for a battery storage system, including:
  • the second acquisition module is used to acquire the data to be stored
  • a storage module configured to store the data to be stored in a target storage area of the same data type as the data to be stored, where the target storage area adopts the third aspect and various possible designs of the third aspect The target storage area obtained by the management device of the battery storage system.
  • a fifth aspect of the present application provides an electronic device, including: at least one processor and a memory;
  • the memory stores computer-executable instructions
  • the at least one processor executes the computer-executable instructions stored in the memory, so that the at least one processor executes the method for managing a battery storage system as described in the first aspect and various possible designs of the first aspect above, or A data storage method for a battery storage system as described in the second aspect and various possible designs of the second aspect.
  • the management method of the battery storage system provided by the present application, by acquiring the attribute information of the battery storage system and the data size of the target storage data; according to the data size and attribute information of the target storage data, the average erasing data volume is determined; according to the average erasing data amount, allocate storage space for the target storage data to obtain the target storage area.
  • the management method of the battery storage system provided by the above solution can reasonably allocate storage space for the to-be-stored data of each data type according to the attribute information of the battery storage system and the data size of the data to be stored of each data type, thereby reducing the number of battery storage systems.
  • the number of times of data erasing and writing of the memory in the memory is guaranteed, which ensures the service life of the memory and lays a foundation for improving the efficiency of data storage.
  • FIG. 1 is a schematic structural diagram of a battery storage system based on an embodiment of the present application
  • FIG. 3 is a schematic flowchart of a data storage method of a battery storage system provided by an embodiment of the present application
  • FIG. 5 is a schematic structural diagram of a data storage device of a battery storage system according to an embodiment of the present application.
  • the data to be stored is obtained by acquiring the data to be stored;
  • the target storage area obtained by the management method of the storage system.
  • the data storage method of the battery storage system provided by the above solution improves the data storage efficiency by storing the data to be stored in the corresponding target storage area according to the data type of the data to be stored.
  • the management method of the battery storage system provided by the embodiment of the present application is suitable for dividing and managing the storage space in the battery storage system.
  • the data storage method of the battery storage system provided by the embodiment of the present application is suitable for storing the data to be stored in the battery storage system.
  • FIG. 1 it is a schematic structural diagram of a battery storage system based on an embodiment of the present application, which mainly includes a memory, a management device of the battery storage system, and a data storage device of the battery storage system.
  • the management device allocates the storage space of the memory for the data to be stored for each data type according to the size of the data to be stored and the attribute information of the battery storage system.
  • the data storage device is used to store the data to be stored. Store data to its corresponding target storage area.
  • the embodiment of the present application provides a management method for a battery storage system, which is used for dividing and managing storage space in the battery storage system.
  • the execution body of the embodiment of the present application is an electronic device, such as a server, a desktop computer, a notebook computer, a tablet computer, and other electronic devices that can be used to manage the battery storage system.
  • a schematic flowchart of a management method of a battery storage system provided by an embodiment of the present application, the method includes:
  • Step 201 Obtain attribute information of the battery storage system and data size of the target storage data.
  • the attribute information of the battery storage system may be specifically determined according to the actual situation of the battery storage system in practical application.
  • the attribute information of the battery storage system may include the service life of the battery storage system and the maximum number of times of erasing and writing of the battery storage system.
  • Step 202 Determine the average amount of erasing and writing data according to the data size and attribute information of the target storage data.
  • the average amount of erased and written data refers to the amount of data erased and written each time data is erased and written, and the unit is the same as that of the data size, and the unit is bytes.
  • the data storage period may be determined according to the preset minimum change amount of data and the data change rate corresponding to the target storage data; according to the data storage period, the service life of the battery storage system and the battery storage system Determine the average number of erasing and writing according to the maximum number of erasing and writing; determine the average amount of erasing and writing data according to the average number of erasing and writing and the data size of the target stored data.
  • the data storage cycle refers to the time it takes to store one target storage data
  • the average number of erasing and writing refers to the total number of target storage data erased each time data is erased and written.
  • the minimum data change amount can be set according to the actual storage requirements of the target storage data. The smaller the minimum data change amount, the higher the data resolution of the target storage data, and the larger the storage space occupied by a single target storage data.
  • the data change rate is determined according to the data type of the target stored data, and specifically refers to the change of the minimum change amount of data per unit time.
  • the data storage period can be calculated according to the following formula:
  • t represents the data storage period in seconds
  • a represents the minimum data change amount
  • a' represents the data change rate corresponding to the target stored data.
  • the average number of erasing and writing can be calculated according to the following formula:
  • n represents the average number of erasing and writing
  • Y represents the service life of the battery storage system
  • t represents the data storage period
  • E represents the maximum number of erasing and writing of the battery storage system.
  • the average amount of erasing and writing data can be calculated according to the following formula:
  • M represents the average amount of erasing and writing data
  • b represents the data size of the target storage data
  • Step 203 Allocate storage space for the target storage data according to the average amount of erasing and writing data, so as to obtain the target storage area.
  • the determination of the average amount of erasing and rewriting data combines various attribute information of the battery storage system and the data size of the target storage data, and allocates the storage space of the average amount of erasing and rewriting data for the target storage data, so that each The amount of data erasing and writing is basically the same as the average amount of erasing and writing data, thereby reducing the number of data erasing and writing times of the memory in the battery storage system.
  • the management method of the battery storage system provided by the embodiment of the present application, by acquiring attribute information of the battery storage system and the data size of the target storage data; Write the amount of data, allocate storage space for the target storage data to obtain the target storage area.
  • the management method of the battery storage system provided by the above solution can reasonably allocate storage space for the to-be-stored data of each data type according to the attribute information of the battery storage system and the data size of the data to be stored of each data type, thereby reducing the number of battery storage systems.
  • the number of times of data erasing and writing of the memory in the memory is guaranteed, which ensures the service life of the memory and lays a foundation for improving the efficiency of data storage.
  • Embodiments of the present application provide a data storage method for a battery storage system, which is used for storing data to be stored in the battery storage system.
  • the execution body of the embodiment of the present application is an electronic device, such as a server, a desktop computer, a notebook computer, a tablet computer, and other electronic devices that can be used for data storage.
  • FIG. 3 a schematic flowchart of a data storage method of a battery storage system provided by an embodiment of the present application, the method includes:
  • Step 301 Acquire data to be stored.
  • the data type corresponding to the data to be stored may also be acquired, wherein the data type includes the accumulated discharge power Acc_DSG_kWh and the like.
  • Step 302 Store the data to be stored in a target storage area of the same data type as the data to be stored.
  • the target storage area is a target storage area obtained by using the management method of the battery storage system provided by the above embodiment.
  • the storage space of the memory of the battery storage system can be divided according to the data type of each target storage data, so as to obtain the corresponding target storage data of each data type. target storage area.
  • the target storage area of the same data type as the data to be stored before storing the data to be stored in the target storage area of the same data type as the data to be stored, it can be determined whether the total amount of data stored in the target storage area reaches the average amount of erasing and writing data ; When it is determined that the total amount of data stored in the target storage area reaches the average amount of erasing and writing data, erase the data in the target storage area.
  • the data in the target storage area needs to be erased.
  • the target storage area before storing the data to be stored in the target storage area of the same data type as the data to be stored, it can also be determined whether the total number of data stored in the target storage area reaches the average erasure Write quantity; when it is determined that the total number of data stored in the target storage area reaches the average number of erasing and writing, the data in the target storage area is erased.
  • the total number of stored data may be accumulated by counting, and when the total number of stored data reaches the average number of erasing and writing, the data in the storage area is erased.
  • the data storage method of the battery storage system provided by the embodiment of the present application, by acquiring the data to be stored; storing the data to be stored in a target storage area of the same data type as the data to be stored, and the target storage area is a storage area using the above-mentioned battery storage system.
  • the target storage area obtained by the management method.
  • the data storage method of the battery storage system provided by the above solution improves the data storage efficiency by storing the data to be stored in the corresponding target storage area according to the data type of the data to be stored.
  • Embodiments of the present application provide a management apparatus for a battery storage system, which is used to execute the management method for a battery storage system provided by the foregoing embodiments.
  • FIG. 4 it is a schematic structural diagram of a management device of a battery storage system according to an embodiment of the present application.
  • the management device 40 of the battery storage system includes a first acquisition module 401 , a determination module 402 and a management module 403 .
  • the data storage device of the battery storage system provided by the embodiment of the present application is used to execute the data storage method of the battery storage system provided by the above-mentioned embodiment, and the implementation manner is the same as the principle, which will not be repeated.
  • FIG. 5 it is a schematic structural diagram of a data storage device of a battery storage system according to an embodiment of the present application.
  • the data storage device 50 of the battery storage system includes a second acquisition module 501 and a storage module 502 .
  • the second acquisition module 501 is used to acquire the data to be stored; the storage module 502 is used to store the data to be stored in the target storage area of the same data type as the data to be stored, and the target storage area is provided by the above-mentioned embodiment.
  • the target storage area obtained by the data storage device of the battery storage system.
  • the data storage device of the battery storage system provided by the embodiment of the present application is used to execute the data storage method of the battery storage system provided by the above-mentioned embodiment, and the implementation manner is the same as the principle, which will not be repeated.
  • the embodiments of the present application provide an electronic device, which is configured to execute the management method of a battery storage system or the data storage method of the battery storage system provided by the foregoing embodiments.
  • the electronic device 60 includes: at least one processor 61 and a memory 62;
  • An embodiment of the present application provides a computer-readable storage medium, where computer-executable instructions are stored in the computer-readable storage medium, and when a processor executes the computer-executable instructions, the management method of the battery storage system provided by any of the above embodiments or A data storage method for a battery storage system.

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Sources (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

L'invention concerne un procédé de gestion et un procédé de stockage de données pour un système de batteries de stockage. Le procédé de gestion consiste à : acquérir des informations d'attribut d'un système de batteries de stockage et la taille de données de données stockage cibles (201) ; déterminer un volume de données d'effacement moyen selon la taille de données des données de stockage cibles et les informations d'attribut (202) ; et attribuer un espace de stockage aux données de stockage cibles selon le volume de données d'effacement moyen, afin d'obtenir une zone de stockage cible (203). Le procédé de gestion pour un système de batteries de stockage selon l'invention permet d'attribuer de manière rationnelle un espace de stockage à des données à stocker selon chaque type de données en fonction d'informations d'attribut du système de batteries de stockage et la taille desdites données, afin de réduire le nombre d'instances d'effacement de données d'une mémoire du système de batteries de stockage, de garantir la durée de vie de la mémoire et de fournir une base pour améliorer l'efficacité de stockage de données.
PCT/CN2021/085433 2020-11-26 2021-04-02 Procédé de gestion et procédé de stockage de données pour système de batteries de stockage WO2022110603A1 (fr)

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CN202011350576.2A CN112463051B (zh) 2020-11-26 2020-11-26 一种电池存储系统的管理方法及数据存储方法
CN202011350576.2 2020-11-26

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CN112463051B (zh) * 2020-11-26 2023-12-29 苏州精控能源科技股份有限公司 一种电池存储系统的管理方法及数据存储方法

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CN101241469A (zh) * 2007-02-05 2008-08-13 力博特公司 一种在嵌入式系统中存储、读取数据的方法及装置
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