CN113093043A - Battery edge computing terminal, data communication method, storage medium, and electronic device - Google Patents

Battery edge computing terminal, data communication method, storage medium, and electronic device Download PDF

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Publication number
CN113093043A
CN113093043A CN202110358310.0A CN202110358310A CN113093043A CN 113093043 A CN113093043 A CN 113093043A CN 202110358310 A CN202110358310 A CN 202110358310A CN 113093043 A CN113093043 A CN 113093043A
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target
battery
module
data
edge computing
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刘波
洪木南
李可心
陈杰
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Suzhou Ruili Iot Technology Co ltd
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Suzhou Ruili Iot Technology Co ltd
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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]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • B60L58/27—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by heating
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/389—Measuring internal impedance, internal conductance or related variables
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Secondary Cells (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The embodiment of the invention provides a battery edge computing terminal, a data communication method, a storage medium and an electronic device, wherein the battery edge computing terminal comprises: the data preprocessing module is used for preprocessing original data sent by the vehicle-mounted battery management system to obtain target data and sending the target data to the Internet of things module, wherein the original data comprise parameter data of a target battery acquired by the vehicle-mounted battery management system; and the Internet of things module is connected with the data preprocessing module and is used for sending the target data to the target server. The invention solves the problems of single function and poor data transmission quality of the edge computing terminal in the related technology, and achieves the effects of improving the data transmission quality and enriching the functions of the battery edge computing terminal.

Description

Battery edge computing terminal, data communication method, storage medium, and electronic device
Technical Field
The embodiment of the invention relates to the field of communication, in particular to a battery edge computing terminal, a data communication method, a storage medium and an electronic device.
Background
The electric bicycle mainly uses lead acid, the lead acid battery adopts lead as raw material, and the lead is a heavy metal pollutant and harmful to human body and environment. Lead-acid batteries have developed to the physical limit at present, and the advantages of lithium batteries are becoming more and more obvious, and lithium battery products are gradually replacing lead-acid battery products.
The safety and lifetime of lithium batteries also pose certain challenges, and therefore, need to be managed by a battery management system. In the related art, the lithium battery management system of the electric bicycle comprises a protection board (a hardware board) and an intelligent board (a software board), wherein the protection board is not provided with an MCU (microprogrammed control unit), the cut-off of charging and discharging is realized only by simple threshold comparison, and the intelligent board can realize the estimation, temperature measurement, balance control and the like of the SOC of the battery through the MCU. Further improvement of battery safety and service life management needs a large amount of data storage and complex model calculation, a lithium battery management system cannot be independently completed, and the vehicle-mounted battery management system and a cloud platform need to be combined through an edge computing terminal, so that safety monitoring and service life optimization control of the lithium battery are achieved.
In the related art, the edge computing terminal of the electric bicycle only has the functions of data transmission and GPS positioning, cannot supplement the functions of the vehicle-mounted battery management system, and only realizes the function of data forwarding, so that the data quality is not high, and the improvement effect of the cloud-end cooperative management of the lithium battery is limited.
Therefore, the related art has the problems that the function of the edge computing terminal is single, and the quality of the transmitted data is poor.
In view of the above problems in the related art, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the invention provides a battery edge computing terminal, a data communication method, a storage medium and an electronic device, which are used for at least solving the problems of single function and poor data transmission quality of the edge computing terminal in the related technology.
According to an embodiment of the present invention, there is provided a battery edge computing terminal including: the data preprocessing module is used for preprocessing original data sent by the vehicle-mounted battery management system to obtain target data and sending the target data to the Internet of things module, wherein the original data comprise parameter data of a target battery collected by the vehicle-mounted battery management system; the Internet of things module is connected with the data preprocessing module and used for sending the target data to a target server.
According to another embodiment of the present invention, there is provided a data communication method including: receiving original data sent by a vehicle-mounted battery management system, wherein the original data comprise parameter data of a target battery acquired by the vehicle-mounted battery management system; preprocessing the original data to obtain target data; and sending the target data to a target server.
According to yet another embodiment of the invention, there is also provided a computer-readable storage medium having a computer program stored therein, wherein the computer program, when executed by a processor, implements the steps of the method as set forth in any of the above.
According to yet another embodiment of the present invention, there is also provided an electronic device, including a memory in which a computer program is stored and a processor configured to execute the computer program to perform the steps in any of the above method embodiments.
According to the invention, the battery edge computing terminal comprises a data preprocessing module, and the data preprocessing module can preprocess original data sent by the vehicle-mounted battery management system to obtain target data and send the target data to the target server. Because the original data are preprocessed and then the target data are sent to the target server, the problems that the edge computing terminal has a single function and the quality of transmitted data is poor in the related technology can be solved, the data transmission quality is improved, and the functions of the battery edge computing terminal are enriched.
Drawings
FIG. 1 is a schematic diagram of a battery edge computing terminal according to an embodiment of the invention;
FIG. 2 is a block diagram of a battery edge computing terminal in accordance with an embodiment of the present invention;
fig. 3 is a block diagram of a hardware configuration of a mobile terminal of a data communication method according to an embodiment of the present invention;
FIG. 4 is a flow chart of a method of data communication according to an embodiment of the present invention;
fig. 5 is a flow chart of a data transmission method according to an embodiment of the invention.
Detailed Description
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings in conjunction with the embodiments.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
In this embodiment, a battery edge computing terminal is provided, and fig. 1 is a schematic diagram of a battery edge computing terminal according to an embodiment of the present invention, as shown in fig. 1, the battery edge computing terminal includes:
the data preprocessing module 12 is configured to preprocess original data sent by a vehicle-mounted battery management system to obtain target data, and send the target data to the internet of things module, where the original data includes parameter data of a target battery collected by the vehicle-mounted battery management system;
the internet of things module 14 is connected with the data preprocessing module and used for sending the target data to a target server.
In the above embodiment, the internet of things module may include an NB-IOT module, that is, a narrowband internet of things module, and may upload the target data to the target server through the NB-IOT network and receive the data sent by the target server. The data preprocessing module can realize compression preprocessing on data sent by the vehicle-mounted battery management system so as to improve the quality of data transmission. The target battery may be a battery on an electric bicycle.
In the above embodiment, the raw data may include voltage, temperature, and current information of the target battery provided by the on-board battery management system. The data preprocessing module can compress information and original data collected by the battery edge computing terminal and transmit the information and the original data to a cloud platform, namely a target server, through the NB-IOT module. And receiving a control instruction of the cloud platform through the NB-IOT module, and realizing a corresponding control function.
In the above embodiment, the data preprocessing module may send the target data to the target server according to a predetermined cycle, and may also send the target data to the target server according to a sending instruction and according to a required sending cycle. The data preprocessing module can also analyze the data, determine the importance degree of the data, and customize the period of sending the data to the target server so as to realize frequency conversion data sending.
In the above embodiment, the data preprocessing module may further perform advanced processing on the original data and the acquired data, and send the processed data to the target server, so as to send the high-frequency data to the server.
According to the invention, the battery edge computing terminal comprises a data preprocessing module, and the data preprocessing module can preprocess original data sent by the vehicle-mounted battery management system to obtain target data and send the target data to the target server. Because the original data are preprocessed and then the target data are sent to the target server, the problems that the edge computing terminal has a single function and the quality of transmitted data is poor in the related technology can be solved, the data transmission quality is improved, and the functions of the battery edge computing terminal are enriched.
In an exemplary embodiment, the internet of things module is further configured to receive a target instruction sent by the target server to instruct the internet of things module to adjust the operating state of the target battery based on the target instruction. In this embodiment, the internet of things module may further receive a target instruction sent by the target server, where the target instruction may be an instruction determined by the target server based on the received data. The target command is used for adjusting the working state of the target battery. After receiving the target instruction, the internet of things module can send the target instruction to a communication module which is communicated with the battery management system, and the communication module sends the target instruction to the battery management system so as to instruct the battery management system to adjust the working state of the target battery based on the target instruction.
In one exemplary embodiment, the battery edge computing terminal further comprises: the first communication module is used for receiving first data sent by the vehicle-mounted battery management system and/or sending second data to the vehicle-mounted battery management system. In this embodiment, the battery edge computing terminal may receive, through the first communication module, original data sent by the vehicle-mounted battery management system, that is, the first data may be parameter data of a target battery acquired by the battery management system. The battery edge computing terminal may send the target instruction to the vehicle-mounted battery management system through the first communication module, that is, the second data may be the target instruction. The first communication module can be a UART communication module, namely, the data communication with the vehicle-mounted battery management system is realized through the UART communication module. For example, voltage information data of a single battery, total current of a battery pack, temperature information data and the like are acquired from a vehicle-mounted battery management system through a UART communication module.
In one exemplary embodiment, the battery edge computing terminal further comprises: and the second communication module is used for sending third data to the external equipment and/or receiving fourth data sent by the external equipment. In this embodiment, the battery edge computing terminal may send data to the external device through the second communication module, or may receive data sent by the external device through the second communication module. Wherein, the external equipment can be terminals such as host computer, fill electric pile etc.. The second communication module CAN be a CAN communication module, and the battery edge computing terminal CAN acquire a control instruction from an upper computer through the CAN communication module and realize related control functions according to a communication protocol. The battery edge computing terminal CAN also communicate with the charging pile through the CAN communication module to complete charging handshake and realize a charging function. The CAN communication module CAN be connected with an upper computer or a charging pile to respond to a read-write instruction of the upper computer or cooperate with the charging pile to complete a charging control function according to a charging protocol.
In one exemplary embodiment, the battery edge computing terminal further comprises: the driving module is connected with a heating module of the target battery, and the driving module is used for adjusting the working state of the heating module based on the temperature parameter included in the original data; and/or the driving module is connected with a voltage output module of the target battery, wherein the driving module is used for adjusting the working state of the voltage output module based on the voltage parameter included in the original data. In this embodiment, the driving module may be a high-side driving module, and may drive the operating states of the heating module and the voltage output module. The heating module may be a heating relay, that is, the driving module may heat the target battery or stop heating the target battery by controlling on and off of the heating relay. The voltage output module may be a high-voltage loop relay, that is, the driving module may adjust the voltage output state of the target battery by controlling on/off of the high-voltage loop relay. For example, when the temperature parameter included in the raw data is low, this condition is unfavorable for discharging or charging the battery, and therefore, the heating relay may be controlled to be turned on to heat the target battery. And when the temperature of the target battery is suitable for discharging or charging, controlling the heating relay to be switched off and stopping heating.
In one exemplary embodiment, the battery edge computing terminal further comprises: an acceleration detection module, wherein the acceleration detection module is configured to: detecting a target acceleration of the target battery; determining a motion state of the target battery based on the target acceleration; and executing a first warning operation under the condition that the motion state is determined to meet a first preset condition. In this embodiment, the acceleration detection module may be a triaxial acceleration detection function module, which can detect the vibration of the battery and realize an anti-theft alarm. The first predetermined condition may be that the accelerations of the target battery in three directions are all greater than a first threshold.
In one exemplary embodiment, the battery edge computing terminal further comprises: and the gas detection module is used for detecting whether the gas in the area where the target battery is located meets a second preset condition or not, and executing a second alarm operation under the condition that the gas meets the second preset condition. In this embodiment, gas detection module can be VOC gas sensor detection module, can survey the gas that releases when the battery takes place thermal runaway, realizes that thermal runaway in time reports to the police. Wherein the second predetermined condition may be that the concentration of the organic gas exceeds a second threshold.
In one exemplary embodiment, the battery edge computing terminal further comprises: the temperature acquisition module is connected with a temperature sensor and is used for acquiring the temperature of a connector for connecting the target battery with other devices, the temperature of a heating module and the temperature of an area where the target battery is located so as to obtain a target temperature and sending the acquired target temperature to the Internet of things module, wherein the heating module is the heating module of the target battery; the internet of things module is further used for sending the target temperature to the target server. In this embodiment, the temperature sensor may be mounted on the battery and other connectors, may be mounted on the heating module, or may be mounted inside the battery to represent the problem of the ambient temperature. The temperature acquisition module can acquire the temperature of the connector, the temperature of the heating module and the temperature of the region where the target battery is located by acquiring the parameters of the temperature sensor. Namely, the temperature acquisition module can acquire the temperature of the connector plug, the temperature of the heating film and the ambient temperature. The connector can be a connector for connecting other devices and the target battery, wherein the other devices can comprise a charging pile, a motor and the like. The temperature acquisition module can acquire the temperature of the environment where the target battery is located. The temperature acquisition module can also acquire the temperature of the heating film of the heating module, and the working state of the heating module can be adjusted through the temperature of the heating film. When the battery is heated, the temperature of the heating film can be collected in real time, and when the temperature of the heating film reaches a preset threshold value, the heating module is disconnected and heating is stopped. The internet of things module can also send the temperature of the connector, the temperature of the heating module and the temperature of the region where the target battery is located to the target server, and the target server can comprehensively analyze the target temperature to adjust the working state of the target battery.
In one exemplary embodiment, the battery edge computing terminal further comprises: and the electric quantity display control module is used for adjusting the working state of the target indicator lamp according to the residual electric quantity of the target battery. In this embodiment, the power display control module may light up different numbers of LED lamps according to the remaining power of the battery, indicating the state of the remaining power of the battery. The electric quantity display control module can calculate the residual charge state of the battery pack according to battery voltage, temperature and current information provided by the vehicle-mounted battery management system, and light the LED lamps closest to the proportional quantity according to the proportion of the residual charge state.
In one exemplary embodiment, the battery edge computing terminal further comprises: and the voltage detection module is used for detecting the voltage sum of each sub-battery included in the target battery. In this embodiment, the voltage detection module may be connected to the total positive electrode and the total negative electrode of the battery to collect the total voltage of the battery assembly.
In one exemplary embodiment, the battery edge computing terminal further comprises: and the high-voltage interlocking detection module is used for detecting the insertion state of the external charging device. In this embodiment, the high-voltage interlock detection module may be connected to the charging connector to detect whether the charging connector is connected.
In one exemplary embodiment, the battery edge computing terminal further comprises: the GPS positioning module can be used for positioning the position of the battery through the GPS and providing positioning information of the lithium battery system.
The following describes the battery edge computing terminal with reference to the specific embodiment:
fig. 2 is a block diagram of a battery edge computing terminal according to an embodiment of the present invention, as shown in fig. 2, the battery edge computing terminal including: an NB-IOT module (corresponding to the internet of things module), a GPS positioning module, a data preprocessing module, a CAN communication module (corresponding to the second communication module), a UART communication module (corresponding to the first communication module), a high-side driving module (corresponding to the driving module), an electric quantity display control function module (corresponding to the electric quantity display control module), a three-axis acceleration detection function module (corresponding to the acceleration detection module), a VOC gas sensor detection module (corresponding to the gas detection module), a total voltage acquisition module (corresponding to the voltage detection module), a high-voltage interlock detection module, and a temperature acquisition module.
The NB-IOT module may upload and receive data over the NB-IOT network.
The GPS module can acquire the positioning information of the lithium battery system.
And the data preprocessing module can realize compression preprocessing on the data of the vehicle-mounted battery management system.
The UART communication module is connected with the vehicle-mounted battery management system to realize data communication with the vehicle-mounted battery management system.
The CAN communication module is connected with the upper computer or the charging pile, responds to a read-write instruction of the upper computer, or completes a charging control function together with the charging pile according to a charging protocol.
The high-side driving module is connected with the heating relay and the high-voltage loop relay to control the heating relay and the high-voltage loop relay.
The electric quantity display control function module is connected with the LED indicating lamps, and the LED lamps with different quantities are lightened according to the residual electric quantity of the battery to indicate the state of the residual electric quantity of the battery.
And the triaxial acceleration detection functional module comprises a triaxial acceleration sensor, detects the vibration of the battery and realizes anti-theft alarm.
VOC gas sensor detection module contains VOC gas sensor, surveys the gas that releases when the battery takes place the thermal runaway, realizes the timely warning of thermal runaway.
And the total voltage acquisition module is connected with the total positive and negative of the battery and acquires the total voltage of the battery assembly.
And the high-voltage interlocking detection module is connected with the quick-charging connector to detect whether the quick-charging connector is connected or not.
The temperature acquisition module is connected with the temperature sensor and used for acquiring the temperature of the connector plug, the temperature of the heating film and the ambient temperature.
In the embodiment, the battery edge computing terminal not only has the functions of positioning and data transmission, but also can further improve the function of a vehicle-mounted battery management system and strengthen the vehicle-mounted safety management capability; meanwhile, data collected by the existing battery management system can be preprocessed and then transmitted to the cloud, so that the data transmission quality is improved, and the safety and the service life of the lithium battery can be greatly improved.
The method embodiments provided in the embodiments of the present application may be executed in a mobile terminal, a computer terminal, or a similar computing device. Taking the mobile terminal as an example, fig. 3 is a block diagram of a hardware structure of the mobile terminal according to the data communication method of the embodiment of the present invention. As shown in fig. 3, the mobile terminal may include one or more (only one shown in fig. 3) processors 102 (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA), and a memory 104 for storing data, wherein the mobile terminal may further include a transmission device 106 for communication functions and an input-output device 108. It will be understood by those skilled in the art that the structure shown in fig. 3 is only an illustration, and does not limit the structure of the mobile terminal. For example, the mobile terminal may also include more or fewer components than shown in FIG. 3, or have a different configuration than shown in FIG. 3.
The memory 104 may be used for storing computer programs, for example, software programs and modules of application software, such as computer programs corresponding to the data communication method in the embodiment of the present invention, and the processor 102 executes various functional applications and data processing by running the computer programs stored in the memory 104, so as to implement the above-mentioned method. The memory 104 may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory 104 may further include memory located remotely from the processor 102, which may be connected to the mobile terminal over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The transmission device 106 is used to receive or transmit data via a network. Specific examples of the network described above may include a wireless network provided by a communication provider of the mobile terminal. In one example, the transmission device 106 includes a Network adapter (NIC) that can be connected to other Network devices through a base station to communicate with the internet. In one example, the transmission device 106 may be a Radio Frequency (RF) module, which is used to communicate with the internet in a wireless manner.
In the present embodiment, a data communication method is provided, and fig. 4 is a flowchart of the data communication method according to the embodiment of the present invention, as shown in fig. 4, the flowchart includes the following steps:
step S402, receiving original data sent by a vehicle-mounted battery management system, wherein the original data comprises parameter data of a target battery collected by the vehicle-mounted battery management system;
step S404, preprocessing the original data to obtain target data;
step S406, sending the target data to a target server.
According to the invention, the original data sent by the vehicle-mounted battery management system is received, the original data is preprocessed to obtain the target data, and the target data is sent to the target server. Because the original data are preprocessed and then the target data are sent to the target server, the problems that the edge computing terminal has a single function and the quality of transmitted data is poor in the related technology can be solved, the data transmission quality is improved, and the functions of the battery edge computing terminal are enriched.
In one exemplary embodiment, the method further comprises: receiving a target instruction sent by the target server; and adjusting the working state of the target battery based on the target instruction.
In one exemplary embodiment, the method further comprises: receiving first data sent by the vehicle-mounted battery management system; and/or sending second data to the vehicle-mounted battery management system.
In one exemplary embodiment, the method further comprises: transmitting the third data to the external device; and/or receiving fourth data sent by the external equipment.
In one exemplary embodiment, the method further comprises: adjusting the working state of the heating module based on the temperature parameters included in the original data; and/or adjusting the working state of the voltage output module based on the voltage parameter included in the original data.
In one exemplary embodiment, the method further comprises: detecting a target acceleration of the target battery; determining a motion state of the target battery based on the target acceleration; and executing a first warning operation under the condition that the motion state is determined to meet a first preset condition.
In one exemplary embodiment, the method further comprises: detecting whether the gas in the area where the target battery is located meets a second preset condition; and executing a second warning operation under the condition that the gas is determined to meet the second preset condition.
In one exemplary embodiment, the method further comprises: acquiring the temperature of a connector for connecting the target battery with other devices, the temperature of a heating module and the temperature of an area where the target battery is located to obtain a target temperature, wherein the heating module is the heating module of the target battery; and sending the target temperature to the target server.
In one exemplary embodiment, the method further comprises: determining the residual capacity of the target battery; and adjusting the working state of the target indicator lamp according to the residual electric quantity of the target battery.
In one exemplary embodiment, the method further comprises: the sum of the voltages of the respective sub-cells included in the target cell is detected.
In one exemplary embodiment, the method further comprises: detecting the insertion state of an external charging device; and sending the insertion state to the target server.
The following describes a data transmission method with reference to a specific embodiment:
fig. 5 is a flowchart of a data transmission method according to an embodiment of the present invention, as shown in fig. 5, the method includes:
step S100, acquiring voltage information data of a single battery, total current information data of a battery pack and temperature information data of the battery pack from a vehicle-mounted battery management system through UART communication;
and S200, acquiring a control instruction from an upper computer through CAN communication, and realizing a related control function according to a communication protocol.
And step S300, communicating with the charging pile through the CAN communication module, finishing charging handshake and realizing a charging function.
Step S400, collecting signals of a triaxial acceleration sensor, signals of a VOC gas sensor, total battery voltage signals, high-voltage interlocking signals, connector plug temperature signals, a battery heating film and environment temperature signals.
And S500, controlling a high-voltage loop relay and a heating relay according to the battery voltage and temperature information provided by the vehicle-mounted battery management system and the acquired vibration signal, gas signal, battery total voltage signal, high-voltage interlocking signal and temperature signal.
And step S600, calculating the residual charge state of the battery pack according to the battery voltage, temperature and current information provided by the vehicle-mounted battery management system, and lighting the LED lamps closest to the proportional quantity according to the proportion of the residual charge state.
And S700, compressing battery voltage, temperature and current information provided by the vehicle-mounted battery management system and the acquired information, and transmitting the compressed information to the cloud platform through the NB-IOT module.
And S800, receiving a control instruction of the cloud platform through the NB-IOT module, and realizing a corresponding control function.
Embodiments of the present invention also provide a computer-readable storage medium having a computer program stored thereon, wherein the computer program, when executed by a processor, implements the steps of the method as set forth in any of the above.
In an exemplary embodiment, the computer-readable storage medium may include, but is not limited to: various media capable of storing computer programs, such as a usb disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic disk, or an optical disk.
Embodiments of the present invention also provide an electronic device comprising a memory having a computer program stored therein and a processor arranged to run the computer program to perform the steps of any of the above method embodiments.
In an exemplary embodiment, the electronic apparatus may further include a transmission device and an input/output device, wherein the transmission device is connected to the processor, and the input/output device is connected to the processor.
For specific examples in this embodiment, reference may be made to the examples described in the above embodiments and exemplary embodiments, and details of this embodiment are not repeated herein.
It will be apparent to those skilled in the art that the various modules or steps of the invention described above may be implemented using a general purpose computing device, they may be centralized on a single computing device or distributed across a network of computing devices, and they may be implemented using program code executable by the computing devices, such that they may be stored in a memory device and executed by the computing device, and in some cases, the steps shown or described may be performed in an order different than that described herein, or they may be separately fabricated into various integrated circuit modules, or multiple ones of them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the principle of the present invention should be included in the protection scope of the present invention.

Claims (24)

1. A battery edge computing terminal, comprising:
the data preprocessing module is used for preprocessing original data sent by the vehicle-mounted battery management system to obtain target data and sending the target data to the Internet of things module, wherein the original data comprise parameter data of a target battery collected by the vehicle-mounted battery management system;
the Internet of things module is connected with the data preprocessing module and used for sending the target data to a target server.
2. The battery edge computing terminal of claim 1, wherein the internet of things module is further configured to receive a target instruction sent by the target server to instruct the internet of things module to adjust the operating state of the target battery based on the target instruction.
3. The battery edge computing terminal of claim 1, further comprising: the first communication module is used for receiving first data sent by the vehicle-mounted battery management system and/or sending second data to the vehicle-mounted battery management system.
4. The battery edge computing terminal of claim 1, further comprising: and the second communication module is used for sending third data to the external equipment and/or receiving fourth data sent by the external equipment.
5. The battery edge computing terminal of claim 1, further comprising: a drive module, wherein,
the driving module is connected with a heating module of the target battery, wherein the driving module is used for adjusting the working state of the heating module based on the temperature parameter included in the original data; and/or the presence of a gas in the gas,
the driving module is connected with a voltage output module of the target battery, wherein the driving module is used for adjusting the working state of the voltage output module based on the voltage parameter included in the original data.
6. The battery edge computing terminal of claim 1, further comprising: an acceleration detection module, wherein the acceleration detection module is configured to:
detecting a target acceleration of the target battery;
determining a motion state of the target battery based on the target acceleration;
and executing a first warning operation under the condition that the motion state is determined to meet a first preset condition.
7. The battery edge computing terminal of claim 1, further comprising:
and the gas detection module is used for detecting whether the gas in the area where the target battery is located meets a second preset condition or not, and executing a second alarm operation under the condition that the gas meets the second preset condition.
8. The battery edge computing terminal of claim 1, further comprising:
the temperature acquisition module is connected with a temperature sensor and is used for acquiring the temperature of a connector for connecting the target battery with other devices, the temperature of a heating module and the temperature of an area where the target battery is located so as to obtain a target temperature and sending the acquired target temperature to the Internet of things module, wherein the heating module is the heating module of the target battery;
the internet of things module is further used for sending the target temperature to the target server.
9. The battery edge computing terminal of claim 1, further comprising:
and the electric quantity display control module is used for adjusting the working state of the target indicator lamp according to the residual electric quantity of the target battery.
10. The battery edge computing terminal of claim 1, further comprising:
and the voltage detection module is used for detecting the voltage sum of each sub-battery included in the target battery.
11. The battery edge computing terminal of claim 1, further comprising: and the high-voltage interlocking detection module is used for detecting the insertion state of the external charging device.
12. A data communication method, operating in a battery edge computing terminal as claimed in any one of claims 1 to 11, comprising:
receiving original data sent by a vehicle-mounted battery management system, wherein the original data comprise parameter data of a target battery acquired by the vehicle-mounted battery management system;
preprocessing the original data to obtain target data;
and sending the target data to a target server.
13. The method of claim 12, further comprising:
receiving a target instruction sent by the target server;
and adjusting the working state of the target battery based on the target instruction.
14. The method of claim 12, further comprising:
receiving first data sent by the vehicle-mounted battery management system; and/or the presence of a gas in the gas,
and sending second data to the vehicle-mounted battery management system.
15. The method of claim 12, further comprising:
transmitting the third data to the external device; and/or the presence of a gas in the gas,
and receiving fourth data sent by the external equipment.
16. The method of claim 12, further comprising:
adjusting the working state of the heating module based on the temperature parameters included in the original data; and/or the presence of a gas in the gas,
and adjusting the working state of the voltage output module based on the voltage parameter included in the original data.
17. The method of claim 12, further comprising:
detecting a target acceleration of the target battery;
determining a motion state of the target battery based on the target acceleration;
and executing a first warning operation under the condition that the motion state is determined to meet a first preset condition.
18. The method of claim 12, further comprising:
detecting whether the gas in the area where the target battery is located meets a second preset condition;
and executing a second warning operation under the condition that the gas is determined to meet the second preset condition.
19. The method of claim 12, further comprising:
acquiring the temperature of a connector for connecting the target battery with other devices, the temperature of a heating module and the temperature of an area where the target battery is located to obtain a target temperature, wherein the heating module is the heating module of the target battery;
and sending the target temperature to the target server.
20. The method of claim 12, further comprising:
determining the residual capacity of the target battery;
and adjusting the working state of the target indicator lamp according to the residual electric quantity of the target battery.
21. The method of claim 12, further comprising:
the sum of the voltages of the respective sub-cells included in the target cell is detected.
22. The method of claim 12, further comprising:
detecting the insertion state of an external charging device;
and sending the insertion state to the target server.
23. A computer-readable storage medium, in which a computer program is stored, which computer program, when being executed by a processor, carries out the steps of the method according to any one of claims 12 to 22.
24. An electronic device comprising a memory and a processor, wherein the memory has stored therein a computer program, and wherein the processor is arranged to execute the computer program to perform the method of any of claims 12 to 22.
CN202110358310.0A 2021-04-01 2021-04-01 Battery edge computing terminal, data communication method, storage medium, and electronic device Pending CN113093043A (en)

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