WO2021172790A1 - 배터리 정보 제공 장치 및 방법 - Google Patents
배터리 정보 제공 장치 및 방법 Download PDFInfo
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- WO2021172790A1 WO2021172790A1 PCT/KR2021/001659 KR2021001659W WO2021172790A1 WO 2021172790 A1 WO2021172790 A1 WO 2021172790A1 KR 2021001659 W KR2021001659 W KR 2021001659W WO 2021172790 A1 WO2021172790 A1 WO 2021172790A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40006—Architecture of a communication node
- H04L12/40013—Details regarding a bus controller
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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]
- G01R31/371—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with remote indication, e.g. on external chargers
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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
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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
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
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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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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
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- H04L12/40032—Details regarding a bus interface enhancer
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- H—ELECTRICITY
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- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/163—In-band adaptation of TCP data exchange; In-band control procedures
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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]
- G01R31/385—Arrangements for measuring battery or accumulator variables
- G01R31/387—Determining ampere-hour charge capacity or SoC
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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]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
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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
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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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
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
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- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40215—Controller Area Network CAN
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L2012/40208—Bus networks characterized by the use of a particular bus standard
- H04L2012/40228—Modbus
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
- H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
- H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
- H04L69/329—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the application layer [OSI layer 7]
Definitions
- the present invention relates to a battery information providing apparatus and method capable of providing battery information received from a battery management system.
- a battery management system (BMS) is provided in a battery pack.
- the battery management system may monitor the voltage and current of the battery to diagnose the state of the battery. For example, the battery management system may diagnose whether the battery is in an overcharged or overdischarged state.
- the battery management system may perform balancing between a plurality of batteries and may control an operation state of a relay provided in the battery pack.
- Such a battery management system may communicate using a controller area network (CAN) communication protocol or a Modbus TCP communication protocol, and may transmit battery state information and battery diagnosis information (eg, error information) to a monitoring device.
- CAN controller area network
- Modbus TCP Modbus TCP
- the CAN communication protocol does not employ the Request-Response method, it is a communication protocol that enables the battery management system to transmit battery-related information even without a separate request from the monitoring device.
- the Modbus TCP communication protocol employs a Request-Response method and is a communication protocol that enables the battery management system to transmit corresponding battery-related information only when there is a request for information from the monitoring device.
- 1 is a diagram schematically illustrating an example in which a conventional battery management system and a monitoring device communicate using a CAN communication protocol.
- 2 is a diagram schematically illustrating an example in which a conventional battery management system and a monitoring device communicate using a Modbus TCP communication protocol.
- an error message can be transmitted to the monitoring device even without a separate request from the monitoring device. have.
- the battery management system when the battery management system and the monitoring device communicate using the Modbus TCP communication protocol, the battery management system can transmit a corresponding response only when there is a request for information provision of the monitoring device, Compared to the case of FIG. 1 , it may take a long time for the monitoring device to detect an error.
- the data transmission rate (Mbps, Megabits per second) of the CAN communication protocol may be slower than the data transmission rate of the Modbus TCP communication protocol.
- battery state information eg, voltage, current, temperature, state of charge (SOC), and/or large-capacity information requiring periodic monitoring
- SOC state of charge
- SOH state of charge
- the present invention has been devised to solve the above problems, and an object of the present invention is to provide an apparatus and method for providing battery information that can acquire battery information using both a battery management system, a CAN communication protocol, and a Modbus TCP communication protocol. do it with
- an apparatus for providing battery information includes a first communication unit configured to receive first battery information related to a battery from a battery management system using a first communication protocol; a second communication unit configured to receive, from the battery management system, second battery information related to the battery and different from the first battery information by using a second communication protocol different from the first communication protocol; and connected to the first communication unit and the second communication unit, converting the first battery information into a predetermined data structure to obtain first conversion information, and converting the second battery information into the predetermined data structure to obtain a first and a data conversion unit configured to obtain two conversion information and output the first conversion information and the second conversion information.
- the predetermined data structure may have a structure including at least one of a target information field, an identification information field, and a value field.
- the data converter may be configured to convert the first battery information and the second battery information to correspond to the predetermined data structure.
- the battery information providing apparatus may further include a storage unit configured to receive and store the first conversion information and the second conversion information from the data conversion unit.
- the data conversion unit may be configured to store the target information in the storage unit by associating the corresponding conversion information.
- the first communication unit may be configured to receive the first battery information corresponding to the information provision request from the battery management system only when transmitting the information provision request for the first battery information to the battery management system have.
- the first communication unit may be configured to transmit a request for providing information on the first battery information every predetermined period or only when there is a request from the data conversion unit.
- the second communication unit may be configured to receive the second battery information from the battery management system using the second communication protocol, even if it does not transmit a request for providing information on the second battery information to the battery management system have.
- the first battery information may be distinguished from the second battery information based on capacity, and may be configured to have a larger capacity than the second battery information.
- the first battery information may be battery state information including at least one of voltage, current, temperature, charging state, and health state of the battery.
- the second battery information may include at least one of battery system information, battery diagnosis information, and battery-related control information.
- the data conversion unit transmits a request for the first battery information corresponding to the second conversion information to the first communication unit can be configured to
- the first communication unit may be configured to transmit a request for providing information on the first battery information to the battery management system after receiving the request for the first battery information from the data conversion unit.
- Battery information providing apparatus obtains the first decoding information and the second decoding information by decoding the first conversion information and the second conversion information, respectively, the first decoding information and the second decoding It may further include a decoding unit configured to output information.
- the first communication protocol may be a Modbus TCP communication protocol.
- the second communication protocol may be a CAN communication protocol.
- a battery pack according to another aspect of the present invention may include the battery information providing apparatus according to an aspect of the present invention.
- An energy storage system may include the battery information providing apparatus according to an aspect of the present invention.
- a method of providing battery information includes: a first receiving step of receiving first battery information related to a battery from a battery management system using a first communication protocol; In parallel with the first receiving step, by using a second communication protocol different from the first communication protocol, second battery information related to the battery and different from the first battery information is received from the battery management system a second receiving step; a data conversion step of converting the first battery information into a predetermined data structure to obtain first conversion information, and converting the second battery information into the predetermined data structure to obtain second conversion information; and a data output step of outputting the first conversion information and the second conversion information.
- battery-related information is received from the battery management system using both a first communication protocol having high communication efficiency for first battery information and a second communication protocol having high communication efficiency for second battery information.
- battery information received through different communication protocols is converted into the same data structure and then stored in association with each other, thereby making it easier to manage and process battery-related information.
- FIG. 1 is a diagram schematically illustrating an example in which a conventional battery management system and a monitoring device communicate using a CAN communication protocol.
- FIG. 2 is a diagram schematically illustrating an example in which a conventional battery management system and a monitoring device communicate using a Modbus TCP communication protocol.
- FIG. 3 is a diagram schematically illustrating an apparatus for providing battery information according to an embodiment of the present invention.
- FIG. 4 is a diagram schematically illustrating a connection configuration between an apparatus for providing battery information and a battery management system according to an embodiment of the present invention.
- FIG. 5 is a diagram schematically illustrating a data structure of converted information converted by an apparatus for providing battery information according to an embodiment of the present invention.
- FIG. 6 is a diagram schematically illustrating an example of a communication process between an apparatus for providing battery information and a battery management system according to an embodiment of the present invention.
- FIG. 7 and 8 are diagrams schematically illustrating a battery pack including an apparatus for providing battery information according to an embodiment of the present invention.
- FIG. 9 is a diagram schematically illustrating an energy storage system including an apparatus for providing battery information according to an embodiment of the present invention.
- FIG. 10 is a diagram schematically illustrating a method for providing battery information according to another embodiment of the present invention.
- FIG. 3 is a diagram schematically illustrating an apparatus 100 for providing battery information according to an embodiment of the present invention.
- 4 is a diagram schematically illustrating a connection configuration between the battery information providing apparatus 100 and the battery management system 200 according to an embodiment of the present invention.
- the apparatus 100 for providing battery information may include a first communication unit 110 , a second communication unit 120 , and a data conversion unit 130 .
- the first communication unit 110 may be configured to receive the first battery information related to the battery from the battery management system 200 using the first communication protocol.
- the first communication protocol is a communication protocol for data communication between the first communication unit 110 and the battery management system 200 .
- the first communication protocol may be a Modbus TCP communication protocol.
- the battery management system 200 and the first communication unit 110 may be connected to each other.
- the battery management system 200 and the first communication unit 110 may be connected by wire and/or wirelessly, and may perform data communication using the first communication protocol.
- the second communication unit 120 receives second battery information related to the battery and different from the first battery information from the battery management system 200 by using a second communication protocol different from the first communication protocol.
- a second communication protocol different from the first communication protocol.
- the second communication protocol is a communication protocol for data communication between the second communication unit 120 and the battery management system 200 .
- the second communication protocol is a communication protocol different from the first communication protocol.
- the second communication protocol may be a CAN communication protocol.
- the battery management system 200 and the second communication unit 120 may be connected to each other.
- the battery management system 200 and the second communication unit 120 may be connected by wire and/or wirelessly, and may perform data communication using the second communication protocol.
- the second battery information that the second communication unit 120 receives from the battery management system 200 may be information different from the first battery information that the first communication unit 110 receives from the battery management system 200 . have. That is, the first communication unit 110 and the second communication unit 120 may be configured to receive battery information optimized for the applied communication protocol from the battery management system 200 , respectively.
- the data conversion unit 130 may be configured to be connected to the first communication unit 110 and the second communication unit 120 .
- the data conversion unit 130 may be connected to communicate with both the first communication unit 110 and the second communication unit 120 .
- the data conversion unit 130 may be connected to the first communication unit 110 and the second communication unit 120 .
- the data conversion unit 130 may receive the first battery information from the first communication unit 110 , and may receive the second battery information from the second communication unit 120 .
- the data conversion unit 130 may be configured to obtain the first conversion information by converting the first battery information into a predetermined data structure.
- the data conversion unit 130 may obtain the first conversion information by converting the first battery information received from the first communication unit 110 to correspond to a predetermined data structure.
- the data conversion unit 130 may be configured to convert the second battery information into the predetermined data structure to obtain the second conversion information.
- the data conversion unit 130 may obtain the second conversion information by converting the second battery information received from the second communication unit 120 to correspond to a predetermined data structure.
- the data conversion unit 130 may convert the first battery information received from the first communication unit 110 and the second battery information received from the second communication unit 120 into information having the same data structure.
- the first battery information received by the first communication unit 110 from the battery management device using the first communication protocol and the second battery information received by the second communication unit 120 from the battery management device using the second communication protocol can be unified by converting information into the same data structure by the data conversion unit 130 .
- the data conversion unit 130 may be configured to output the first conversion information and the second conversion information.
- the data conversion unit 130 may output and store the first conversion information and the second conversion information having the same data structure.
- the data conversion unit 130 may convert the first battery information and the second battery information having different data structures into the first conversion information and the second conversion information having the same data structure and output the converted information.
- the apparatus 100 for providing battery information uses both the first communication protocol with high communication efficiency for the first battery information and the second communication protocol with high communication efficiency for the second battery information. Accordingly, the battery-related information may be received from the battery management system 200 .
- the battery information providing apparatus 100 can convert the first battery information and the second battery information into the same data structure, the battery information received using each of the first communication protocol and the second communication protocol is integrated and managed. can do.
- the data conversion unit 130 provided in the battery information providing apparatus 100 is a processor, ASIC (application-specific) known in the art to execute various control logics performed in the present invention. integrated circuit), other chipsets, logic circuits, registers, communication modems, data processing devices, and the like.
- the control logic is implemented in software
- the data conversion unit 130 may be implemented as a set of program modules.
- the program module may be stored in the memory and executed by the data conversion unit 130 .
- the memory may be inside or outside the data conversion unit 130 , and may be connected to the data conversion unit 130 by various well-known means.
- FIG. 5 is a diagram schematically illustrating a data structure of converted information converted by the battery information providing apparatus 100 according to an embodiment of the present invention.
- the predetermined data structure may have a structure including at least one of a target information field 131 , an identification information field 132 , and a Value field of battery information.
- the target information may be information for identifying a battery that is a target of the battery information received from the battery management system 200 .
- the target information field 131 may be a data space in which the target information may be included.
- the target information may include an ID of a battery cell, an ID of a battery module, or an ID of a battery rack.
- the target information may include a first battery cell, a second battery cell, a first battery module, a second battery module, a first battery rack, or a second battery rack.
- the battery cell means one independent cell that has a negative terminal and a positive terminal and is physically separable.
- one pouch-type lithium polymer cell may be regarded as a battery cell.
- the battery module refers to a cell assembly in which one or more battery cells are connected in series and/or in parallel.
- the battery rack means a cell assembly in which one or more battery modules are provided in a housing.
- the identification information may be information indicating a category of battery information received from the battery management system 200 .
- the identification information field 132 may be a data space in which the identification information may be included.
- the identification information may include battery state information, battery diagnosis information, battery system information, or battery-related control information.
- the value of the battery information may be information indicating the content of the battery information received from the battery management system 200 .
- the value field 133 may be a data space in which the value of the battery information may be included.
- the value of the battery information may include a current value, a voltage value, a temperature value, a charging state or a health state, etc. indicating battery state information, and may include battery diagnosis state information such as an overcharge state or an overdischarge state.
- the battery information value may include specific contents of battery system information and battery-related control information.
- the target information field 131 the identification information field 132, and the value field 133 are included in the data structure of FIG. 5, a field indicating a storage location of battery information, a field indicating the size of battery information, etc. Note that various fields for information may further be included.
- the data conversion unit 130 may be configured to convert the first battery information and the second battery information to correspond to the predetermined data structure.
- Data structures of the first battery information received from the battery management system 200 using the first communication protocol and the second battery information received using the second communication protocol may be different from each other. Accordingly, the battery information providing apparatus 100 converts the first battery information and the second battery information into a common data format (the predetermined data structure), so that the first conversion information and the second conversion information can be integrated and managed. There is this.
- the battery information providing apparatus 100 does not convert and manage the first battery information and the second battery information into different data structures, but manages them using a unified data structure, using a plurality of different communication protocols. There is an advantage in that the received battery information can be more easily managed.
- the battery information providing apparatus 100 may further include a storage unit 140 configured to receive and store the first conversion information and the second conversion information from the data conversion unit 130 .
- the battery information providing apparatus 100 may further include a storage unit 140 .
- the storage unit 140 may be connected to the data conversion unit 130 to store the first conversion information and the second conversion information output from the data conversion unit 130 .
- the storage unit 140 is not particularly limited in its type as long as it is a known information storage means capable of writing, erasing, updating, and reading data.
- the information storage means may include RAM, flash memory, ROM, EEPROM, registers, and the like.
- the storage unit 140 may store program codes in which processes executable by the data conversion unit 130 are defined.
- the data conversion unit 130 may be configured to store in the storage unit 140 by associating conversion information corresponding to the target information.
- the data conversion unit 130 checks the target information included in the target information field 131 of the first conversion information, and checks the target information included in the target information field 131 of the second conversion information, Conversion information including the same target information may be correlated and stored in the storage unit 140 .
- the target information included in the target information field 131 of the first conversion information is the first battery cell
- the target information included in the target information field 131 of the second conversion information is the first battery cell.
- the data conversion unit 130 may store in the storage unit 140 by associating the first conversion information and the second conversion information including the first battery cell as common target information.
- battery information received through different communication protocols is converted into the same data structure and then stored in association, thereby making it easier to manage and process battery-related information.
- the first communication unit 110 only when transmitting a request for providing information on the first battery information to the battery management system 200 , is the first communication unit 110 corresponding to the information provision request from the battery management system 200 . 1 may be configured to receive battery information.
- the first communication unit 110 may transmit a request for providing information on the first battery information to the battery management system 200 using the first communication protocol. Thereafter, the first communication unit 110 may receive the first battery information from the battery management system 200 using the first communication protocol.
- the first communication protocol may be a communication protocol employing a Request-Response method such as a Modbus TCP communication protocol.
- Target information and identification information for the first battery information may be designated in the information provision request transmitted by the first communication unit 110 . That is, the first communication unit 110 may transmit the information provision request for the first battery information to the battery management system 200 after designating the target information and identification information of the first battery information that is the target of the information provision request. have.
- the information provision request transmitted by the first communication unit 110 to the battery management system 200 includes the first battery cell as target information. is included, and voltage information may be included as identification information. Thereafter, the first communication unit 110 may receive the first battery information from the battery management device, and the data conversion unit 130 may convert the first battery information into the first conversion information.
- the target information field 131 of the first conversion information includes “first battery cell”
- the identification information field 132 includes “voltage information”
- the value field 133 includes, for example, “ A voltage value of 3.8 [V]” may be included.
- the first communication unit 110 may be configured to transmit an information provision request for the first battery information every predetermined period or only when there is a request from the data conversion unit 130 .
- the first communication unit 110 may transmit a request for providing information on the first battery information to the battery management system 200 every predetermined period, and receive the first battery information in response thereto.
- the first communication unit 110 transmits a request for providing information on the first battery information to the battery management system 200 , and in response thereto, the first battery information can receive
- target information and identification information included in the first battery information may be designated by the data conversion unit 130 .
- the second communication unit 120 sends a request from the battery management system 200 to the battery management system 200 using the second communication protocol, even if it does not transmit a request for providing information on the second battery information to the battery management system 200 . and receive the second battery information.
- the second communication protocol may be a communication protocol that does not employ a Request-Response method such as a CAN communication protocol.
- the second communication unit 120 may receive the second battery information from the battery management system 200 even if it does not transmit a separate information provision request for the second battery information to the battery management system 200 .
- the first battery information and the second battery information may be divided in consideration of whether real-time processing is required.
- whether real-time processing is required may be set according to whether the process until the battery information obtained from the battery management system 200 is provided to the battery information providing apparatus 100 is required to be performed in real time.
- the first battery information may have a lower requirement for real-time processing than the second battery information. That is, the second battery information may be information to be transmitted to the battery information providing apparatus 100 immediately after being acquired by the battery management system 200 even without a separate request.
- the first battery information may be battery state information including at least one of voltage, current, temperature, charging state, and health state of the battery.
- the second battery information may include at least one of battery system information, battery diagnosis information, and battery-related control information.
- the battery system information may be information provided when the battery management system 200 and the battery information providing apparatus 100 are first connected.
- the battery system information includes the manufacturing date, serial number, software version, hardware version, number of battery racks in operation, the number of battery modules in operation, the number of battery cells in operation, and the number of battery cells in the battery system information.
- Information about the battery management system 200 such as a type may be included.
- the battery diagnosis information may be diagnosis information on a battery (a battery rack, a battery module, and/or a battery cell) being operated by the battery management system 200 .
- the battery diagnosis information may include information indicating battery states such as a normal state, a high voltage state, a low voltage state, an overcharge state, an overdischarge state, a high temperature state, and a low temperature state.
- the battery-related control information may be control command information for the battery management system 200 or control command information by the battery management system 200 .
- control command information for the battery management system 200 such as start command information, end command information, and standby command information of the battery management system 200, an air conditioner operation command, and a battery management system such as a relay operation state switching command Control command information by 200 may be included.
- the second battery information (battery system information, battery diagnosis information, and battery-related control information) has a smaller capacity than the first battery information (battery state information), but requires real-time processing.
- battery diagnosis information such as error information is information that should be provided to the battery information providing apparatus 100 immediately after being confirmed by the battery management system 200 . Accordingly, the battery information providing apparatus 100 may receive the second battery information from the battery management system 200 using the second communication protocol.
- battery state information such as voltage information of a battery
- the capacity of the first battery information may be greater than the capacity of the second battery information.
- the battery management system 200 and the battery information providing device ( 100), system resources for communication between them may be wasted.
- the battery information providing apparatus 100 may receive the first battery information from the battery management system 200 using the first communication protocol.
- the battery information providing apparatus 100 communicates with the battery management system 200 through a plurality of communication protocols, thereby providing a communication environment optimized for each of the first battery information and the second battery information.
- the first battery information may be configured to be distinguished from the second battery information based on capacity.
- the first battery information may be configured to have a larger capacity than the second battery information.
- the first battery information and the second battery information may be configured to be distinguished according to the data transmission rate of the second communication protocol. That is, the first battery information and the second battery information may be divided based on the data transmission capacity per second of the second communication protocol.
- the data transmission rate of the first communication protocol may be faster than the data transmission rate of the second communication protocol.
- the data transfer rate of the first communication protocol may be up to 100 Mbps
- the data transfer rate of the second communication protocol may be up to 1 Mbps.
- the capacity of the first battery information is greater than the capacity of the second battery information and less than the data transmission capacity per second (eg, 100 Mbit) of the first communication protocol, and the data transmission capacity per second of the second communication protocol (eg, 1 Mbit).
- the capacity of the second battery information may be smaller than the data transmission capacity per second (eg, 1 Mbit) of the second communication protocol.
- the battery management system 200 may transmit first battery information including voltage information, current information, and temperature information of each of 15,000 battery cells to the battery information providing apparatus 100 .
- each of the voltage information, the current information, and the temperature information has a size of 32 bits (4 bytes).
- the capacity of the first battery information transmitted by the battery management system 200 may be 1.44 Mbit (32 bits ⁇ 3 ⁇ 15,000).
- the battery management system 200 transmits the first battery information to the battery information providing apparatus 100 using the second communication protocol, there is a problem that all of the first battery information cannot be transmitted at once. can occur. That is, since the data per second data transmission capacity (eg, 1 Mbit) of the second communication protocol is smaller than the capacity (eg, 1.44 Mbit) of the first battery information, the battery management system 200 uses the second communication protocol to The battery information should be transmitted to the battery information providing apparatus 100 twice. Therefore, if the first battery information and the second battery information, which can be classified according to capacity, are not transmitted to the battery information providing apparatus 100 using a communication protocol corresponding to each, the waste of system resources required for communication will be severe. can
- the battery information providing apparatus 100 may classify the first battery information and the second battery information according to the capacity in consideration of the data transmission rate of the first communication protocol and the data transmission rate of the second communication protocol. can Accordingly, the battery information providing apparatus 100 may perform efficient communication by receiving the first battery information and the second battery information from the battery management system 200 using respective communication protocols. Accordingly, system resources required for communication between the battery management system 200 and the battery information providing apparatus 100 may be efficiently utilized, and the system resources may not be wasted.
- FIG. 6 is a diagram schematically illustrating an example of a communication process between the battery information providing apparatus 100 and the battery management system 200 according to an embodiment of the present invention.
- the data conversion unit 130 when the identification information of the second conversion information meets a predetermined condition as the battery diagnosis information, to the first communication unit 110, the first corresponding to the second conversion information may be configured to send a request for battery information.
- the data conversion unit 130 may check the value of the battery information included in the value field 133 of the second conversion information. When the value of the battery information of the second conversion information does not indicate a normal state, the data conversion unit 130 may determine that the predetermined condition is satisfied.
- the data conversion unit 130 may transmit a request for the first battery information to the first communication unit 110 .
- the data conversion unit 130 may transmit a request for the first battery information corresponding to the value of the battery information of the second conversion information to the first communication unit 110 .
- the target information of the second conversion information may be “first battery”, the identification information may be “battery diagnosis information”, and the value of the battery information may be “overvoltage”.
- the identification information of the second conversion information is "battery diagnosis information”
- the data conversion unit 130 tells the first communication unit 110 "overvoltage (of the second conversion information)" because the value of the battery information is not "normal”. It is possible to transmit a request for the first battery information corresponding to "value of battery information)".
- the first communication unit 110 After receiving the request for the first battery information from the data conversion unit 130 , the first communication unit 110 transmits a request for providing information on the first battery information to the battery management system 200 .
- the request for the first battery information received by the first communication unit 110 from the data conversion unit 130 may include target information and identification information to be included in the first battery information.
- the identification information may be information corresponding to a value of the battery information of the second conversion information.
- the request for the first battery information transmitted by the data conversion unit 130 to the first communication unit 110 may include voltage information of the first battery.
- the request for the first battery information transmitted by the data conversion unit 130 to the first communication unit 110 includes the first battery of current information may be included.
- the request for the first battery information transmitted by the data conversion unit 130 to the first communication unit 110 includes the first Battery temperature information may be included.
- the data conversion unit 130 receives the first battery information from the first communication unit 110 and transmits the first conversion information.
- the first conversion information includes "first battery” as target information, "battery state information (specifically, battery voltage information)” as identification information, and "4.2 [V]” may be included as a value.
- the data conversion unit 130 may store the first conversion information and the second conversion information with the same target information as “first battery” in the storage 140 .
- the battery information providing apparatus 100 may determine the first battery information to request the battery management system 200 to provide information based on the previously received second battery information. . Accordingly, since the first battery information and the second battery information related to each other are stored in association with each other, the battery-related information can be managed more efficiently.
- the apparatus 100 for providing battery information decodes the first conversion information and the second conversion information, respectively, and the decoding unit 150 is configured to obtain the first decoding information and the second decoding information. ) may be further included.
- the decoding information refers to information obtained by decoding conversion information into characters, symbols, numbers, and/or figures to be provided to a user.
- the battery information providing apparatus 100 further includes a decoding unit 150 , and the decoding unit 150 may be communicatively connected to the data converting unit 130 .
- the decoding unit 150 receives at least one of the first conversion information and the second conversion information output from the data conversion unit 130, decodes the received conversion information, the first decoding information and / or the second decoding information can be obtained.
- the first conversion information is shown to include “first battery” as target information, “battery diagnosis information” as identification information, and “overvoltage” as a value of battery information.
- the conversion information may be in the form of a system code used in the battery information providing apparatus 100 .
- the conversion information may include a hexadecimal system code such as 0x01, 0xD431, 0x31.
- the decoding unit 150 may decode the system code included in the conversion information to obtain decoding information that the user can check.
- the decoding unit 150 may be configured to output the first decoding information and the second decoding information.
- the decoding unit 150 may be communicatively connected to the storage unit 140 .
- the decoding unit 150 may output the first decoding information and the second decoding information and store them in the storage unit 140 .
- the decoding unit 150 may store decoding information having the same target information in association with each other.
- the battery information providing apparatus 100 may further include a display unit 160 .
- the display unit 160 may be communicatively connected to the decoding unit 150 .
- the display unit 160 is configured to receive the first decoding information and the second decoding information output from the decoding unit 150, and to output the received first decoding information and the second decoding information through a display screen, etc. can Preferably, the display unit 160 may output the same decoding information in association with the target information. Through this, the user can easily check the first decoding information and the second decoding information related to each other.
- the battery pack 1 may include the battery information providing apparatus 100 according to an embodiment of the present invention.
- FIG. 7 and 8 are diagrams schematically illustrating a battery pack 1 including the battery information providing apparatus 100 according to an embodiment of the present invention.
- FIG. 7 is a diagram schematically illustrating a battery pack 1 including one battery management system 200
- FIG. 8 is a battery pack including a plurality of battery management systems 200a, 200b, and 200c.
- (1) is a diagram schematically showing.
- the battery management system 200 may be configured to output battery information using both the first communication protocol and the second communication protocol. Accordingly, the battery management system 200 may be connected to the first communication unit 110 and the second communication unit 120 of the apparatus 100 for providing battery information.
- the battery management system 200 is provided in the battery pack 1 , the battery management system 200 is the first communication unit 110 . can only be connected to
- the battery pack 1 may include one or more battery cells.
- the battery pack 1 may further include electronic components (relays, fuses, etc.) and a case.
- An energy storage system (ESS) may include the battery information providing apparatus 100 according to an embodiment of the present invention.
- FIG. 9 is a diagram schematically illustrating an energy storage system 2 including an apparatus 100 for providing battery information according to an embodiment of the present invention.
- the energy storage system 2 may include a plurality of battery racks (300a, 300b, 300c), a plurality of battery management systems (200a, 200b, 200c), and the battery information providing apparatus 100 may be included. .
- the battery rack 300 may be a cell assembly in which one or more battery modules 310 are seated in a predetermined frame structure.
- a plurality of battery racks (300a, 300b, 300c) each may be provided with a battery management system (200).
- the plurality of battery management systems 200a , 200b , and 200c may be connected to the battery information providing apparatus 100 .
- the battery management system 200 and the battery information providing device 100 may be connected through wireless communication.
- the battery information providing apparatus 100 may be configured to communicate with the battery management system 200 provided in the battery rack 300 by using the first communication unit 110 and the second communication unit 120 .
- FIG. 10 is a diagram schematically illustrating a method for providing battery information according to another embodiment of the present invention.
- the battery information providing method may be performed by the battery information providing apparatus 100 .
- a method for providing battery information includes a first receiving step (S100), a second receiving step (S200), a data conversion step (S300), and a data output step (S400). may include.
- the first receiving step ( S100 ) is a step of receiving first battery information related to a battery from the battery management system 200 using a first communication protocol, and may be performed by the first communication unit 110 .
- second battery information related to the battery and different from the first battery information is received from the battery management system 200 using a second communication protocol different from the first communication protocol.
- a step of receiving it may be performed by the second communication unit 120 .
- the second receiving step (S200) is a step parallel to the first receiving step (S100). That is, the second receiving step S200 may be performed at the same time as the first receiving step S100 or may be performed at a different time.
- the data conversion step (S300) includes converting the first battery information into a predetermined data structure to obtain first conversion information, and converting the second battery information into the predetermined data structure to obtain second conversion information As such, it may be performed by the data conversion unit 130 .
- the data conversion unit 130 may be connected to the first communication unit 110 and the second communication unit 120 .
- the data conversion unit 130 may receive first battery information from the first communication unit 110 , and may receive second battery information from the second communication unit 120 .
- the data conversion unit 130 converts the first battery information and the second battery information into the same data structure to obtain the first conversion information from the first battery information, and obtains the second conversion information from the second battery information can do.
- the data output step S400 is a step of outputting the first conversion information and the second conversion information, and may be performed by the data conversion unit 130 .
- the data conversion unit 130 may be connected to the decoding unit 150 and the storage unit 140 .
- the data conversion unit 130 may output the first conversion information and the second conversion information to the storage unit 140 to store the first conversion information and the second conversion information.
- the data conversion unit 130 may store conversion information having the same target information in association with each other.
- the data conversion unit 130 may output the first conversion information and the second conversion information to the decoding unit 150 .
- the decoding unit 150 may receive the first transformation information and the second transformation information, decode the first transformation information to obtain the first decoding information, and decode the second transformation information to obtain the second decoding information. .
- the decoding unit 150 may output the first decoding information and the second decoding information to the display unit 160 and/or the storage unit 140 .
- the embodiment of the present invention described above is not implemented only through the apparatus and method, and may be implemented through a program for realizing a function corresponding to the configuration of the embodiment of the present invention or a recording medium in which the program is recorded.
- the implementation can be easily implemented by those skilled in the art to which the present invention pertains from the description of the above-described embodiments.
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Abstract
Description
Claims (15)
- 제1 통신 프로토콜을 이용하여, 배터리 관리 시스템으로부터 배터리와 관련된 제1 배터리 정보를 수신하도록 구성된 제1 통신부;상기 제1 통신 프로토콜과 다른 방식의 제2 통신 프로토콜을 이용하여, 상기 배터리 관리 시스템으로부터 상기 배터리와 관련되며 상기 제1 배터리 정보와 상이한 제2 배터리 정보를 수신하도록 구성된 제2 통신부; 및상기 제1 통신부 및 상기 제2 통신부와 연결되고, 상기 제1 배터리 정보를 소정의 데이터 구조로 변환하여 제1 변환 정보를 획득하며, 상기 제2 배터리 정보를 상기 소정의 데이터 구조로 변환하여 제2 변환 정보를 획득하고, 상기 제1 변환 정보 및 상기 제2 변환 정보를 출력하도록 구성된 데이터 변환부를 포함하는 것을 특징으로 하는 배터리 정보 제공 장치.
- 제1항에 있어서,상기 소정의 데이터 구조는,대상 정보 필드, 식별 정보 필드, 및 값 필드 중 적어도 하나를 포함하는 구조로 구성되고,상기 데이터 변환부는,상기 제1 배터리 정보 및 상기 제2 배터리 정보를 상기 소정의 데이터 구조에 대응되게 변환시키도록 구성된 것을 특징으로 하는 배터리 정보 제공 장치.
- 제2항에 있어서,상기 데이터 변환부로부터 상기 제1 변환 정보 및 상기 제2 변환 정보를 수신하여 저장하도록 구성된 저장부를 더 포함하고,상기 데이터 변환부는,상기 대상 정보가 대응되는 변환 정보들을 연관시켜서 상기 저장부에 저장하도록 구성된 것을 특징으로 하는 배터리 정보 제공 장치.
- 제2항에 있어서,상기 제1 통신부는,상기 배터리 관리 시스템에게 상기 제1 배터리 정보에 대한 정보 제공 요청을 송신한 경우에만, 상기 배터리 관리 시스템으로부터 상기 정보 제공 요청에 대응되는 상기 제1 배터리 정보를 수신하도록 구성된 것을 특징으로 하는 배터리 정보 제공 장치.
- 제4항에 있어서,상기 제1 통신부는,소정의 주기마다 또는 상기 데이터 변환부의 요청이 있는 경우에만, 상기 제1 배터리 정보에 대한 정보 제공 요청을 송신하도록 구성된 것을 특징으로 하는 배터리 정보 제공 장치.
- 제4항에 있어서,상기 제2 통신부는,상기 배터리 관리 시스템에게 상기 제2 배터리 정보에 대한 정보 제공 요청을 송신하지 않더라도, 상기 제2 통신 프로토콜을 이용하여 상기 배터리 관리 시스템으로부터 상기 제2 배터리 정보를 수신하도록 구성된 것을 특징으로 하는 배터리 정보 제공 장치.
- 제4항에 있어서,상기 제1 배터리 정보는,용량을 기준으로 상기 제2 배터리 정보와 구분되고, 상기 제2 배터리 정보보다 큰 용량을 갖도록 구성된 것을 특징으로 하는 배터리 정보 제공 장치.
- 제7항에 있어서,상기 제1 배터리 정보는,상기 배터리의 전압, 전류, 온도, 충전 상태, 및 건강 상태 중 적어도 하나를 포함하는 배터리 상태 정보인 것을 특징으로 하는 배터리 정보 제공 장치.
- 제8항에 있어서,상기 제2 배터리 정보는,배터리 시스템 정보, 배터리 진단 정보 및 배터리 관련 제어 정보 중 적어도 하나를 포함하는 것을 특징으로 하는 배터리 정보 제공 장치.
- 제9항에 있어서,상기 데이터 변환부는,상기 제2 변환 정보의 식별 정보가 상기 배터리 진단 정보로서 미리 정해진 조건에 부합하는 경우, 상기 제1 통신부에게 상기 제2 변환 정보에 대응되는 상기 제1 배터리 정보에 대한 요청을 송신하도록 구성되는 것을 특징으로 하는 배터리 정보 제공 장치.
- 제10항에 있어서,상기 제1 통신부는,상기 데이터 변환부로부터 상기 제1 배터리 정보에 대한 요청을 수신한 후, 상기 배터리 관리 시스템에게 상기 제1 배터리 정보에 대한 정보 제공 요청을 송신하도록 구성된 것을 특징으로 하는 배터리 정보 제공 장치.
- 제1항에 있어서,상기 제1 변환 정보 및 제2 변환 정보를 각각 디코딩하여 제1 디코딩 정보 및 제2 디코딩 정보를 획득하고, 상기 제1 디코딩 정보 및 상기 제2 디코딩 정보를 출력하도록 구성된 디코딩부를 더 포함하는 것을 특징으로 하는 배터리 정보 제공 장치.
- 제1항 내지 제12항 중 어느 한 항에 따른 배터리 정보 제공 장치를 포함하는 배터리 팩.
- 제1항 내지 제12항 중 어느 한 항에 따른 배터리 정보 제공 장치를 포함하는 에너지 저장 시스템.
- 제1 통신 프로토콜을 이용하여, 배터리 관리 시스템으로부터 배터리와 관련된 제1 배터리 정보를 수신하는 제1 수신 단계;상기 제1 수신 단계와 병렬적으로, 상기 제1 통신 프로토콜과 다른 방식의 제2 통신 프로토콜을 이용하여, 상기 배터리 관리 시스템으로부터 상기 배터리와 관련되며 상기 제1 배터리 정보와 상이한 제2 배터리 정보를 수신하는 제2 수신 단계;상기 제1 배터리 정보를 소정의 데이터 구조로 변환하여 제1 변환 정보를 획득하고, 상기 제2 배터리 정보를 상기 소정의 데이터 구조로 변환하여 제2 변환 정보를 획득하는 데이터 변환 단계; 및상기 제1 변환 정보 및 상기 제2 변환 정보를 출력하는 데이터 출력 단계를 포함하는 것을 특징으로 하는 배터리 정보 제공 방법.
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES21760700T ES2980867T3 (es) | 2020-02-26 | 2021-02-08 | Aparato y método de provisión de información sobre baterías |
PL21760700.1T PL3993344T3 (pl) | 2020-02-26 | 2021-02-08 | Urządzenie i sposób do zapewniania informacji o akumulatorze |
EP21760700.1A EP3993344B1 (en) | 2020-02-26 | 2021-02-08 | Battery information providing apparatus and method |
CN202180003218.0A CN113785550B (zh) | 2020-02-26 | 2021-02-08 | 用于提供电池信息的设备和方法 |
AU2021225632A AU2021225632A1 (en) | 2020-02-26 | 2021-02-08 | Apparatus and method for providing battery information |
US17/609,526 US20220232110A1 (en) | 2020-02-26 | 2021-02-08 | Apparatus and method for providing battery information |
JP2021564814A JP7372344B2 (ja) | 2020-02-26 | 2021-02-08 | バッテリー情報提供装置及び方法 |
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KR1020200023906A KR20210108816A (ko) | 2020-02-26 | 2020-02-26 | 배터리 정보 제공 장치 및 방법 |
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AU (1) | AU2021225632A1 (ko) |
ES (1) | ES2980867T3 (ko) |
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KR102676149B1 (ko) * | 2019-01-21 | 2024-06-17 | 주식회사 엘지에너지솔루션 | BMS(Battery Manager System), ECU(Electronic Control Unit), 그리고 BMS와 ECU 간의 통신 방법 |
KR20230115074A (ko) * | 2022-01-26 | 2023-08-02 | 주식회사 엘지에너지솔루션 | 배터리 관리 장치 및 그의 동작 방법 |
KR20240050757A (ko) * | 2022-10-12 | 2024-04-19 | 주식회사 엘지에너지솔루션 | 배터리 관리 장치, bms 데이터 저장 시스템 및 bms 데이터 저장 방법 |
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- 2021-02-08 JP JP2021564814A patent/JP7372344B2/ja active Active
- 2021-02-08 ES ES21760700T patent/ES2980867T3/es active Active
- 2021-02-08 CN CN202180003218.0A patent/CN113785550B/zh active Active
- 2021-02-08 HU HUE21760700A patent/HUE066905T2/hu unknown
- 2021-02-08 PL PL21760700.1T patent/PL3993344T3/pl unknown
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EP3993344B1 (en) | 2024-05-08 |
CN113785550A (zh) | 2021-12-10 |
PL3993344T3 (pl) | 2024-07-22 |
JP7372344B2 (ja) | 2023-10-31 |
US20220232110A1 (en) | 2022-07-21 |
ES2980867T3 (es) | 2024-10-03 |
KR20210108816A (ko) | 2021-09-03 |
CN113785550B (zh) | 2024-04-02 |
EP3993344A1 (en) | 2022-05-04 |
HUE066905T2 (hu) | 2024-09-28 |
JP2022531335A (ja) | 2022-07-06 |
EP3993344A4 (en) | 2022-10-12 |
AU2021225632A1 (en) | 2022-03-03 |
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