CN107689995B - Electric vehicle battery wireless management system and method based on NB-IOT technology - Google Patents
Electric vehicle battery wireless management system and method based on NB-IOT technology Download PDFInfo
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- CN107689995B CN107689995B CN201710774583.7A CN201710774583A CN107689995B CN 107689995 B CN107689995 B CN 107689995B CN 201710774583 A CN201710774583 A CN 201710774583A CN 107689995 B CN107689995 B CN 107689995B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- 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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- 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
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
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- 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
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- 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
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
Abstract
The invention discloses an electric vehicle battery wireless management system and method based on NB-IOT technology. The battery of the electric automobile is provided with a unique electronic tag, the vehicle-mounted battery terminal records information such as the electric quantity, the capacity, the geographic position, the charging and discharging times and the like of the battery of the electric automobile in real time and transmits the information to the monitoring center through the NB-IOT signal and the NB-IOT cellular base station, so that the monitoring center can conveniently carry out intelligent management on the battery of the electric automobile; the user terminal obtains real-time battery information through information interaction with the monitoring center, and communicates with the battery through wireless communication, so that the user terminal can conveniently manage the authority of the battery; the invention uses the NB-IOT cellular Internet of things technology, realizes the real-time information acquisition and remote monitoring of the battery information of the electric automobile, and is beneficial to solving the problems of the dispatching of the mobile rechargeable battery and the like; the method and the device realize that the user terminal movably checks the real-time information of the battery of the electric automobile and simplify the authorized use process of the battery.
Description
Technical Field
The invention belongs to the technical field of information, and particularly relates to an electric vehicle battery wireless management system and method based on an NB-IOT technology.
Background
With the continuous deepening of the global energy crisis and the continuous improvement of new energy power technology, the use of pure electric vehicles gradually becomes the development trend of the automobile industry. At present, most of batteries of electric vehicles on the market are fixed in the whole vehicle and can not be directly replaced, and a monitoring system aiming at the real-time running state of the batteries is lacked, so that the service life of the batteries of the electric vehicles is greatly limited, unnecessary economic loss and potential safety hazards are caused, and the popularization and development of the electric vehicles are also restricted.
With the development of automobile manufacturing technology and battery technology, the mobile replaceable electric automobile battery becomes a new development trend, and if the mobile battery does not have a reasonable geographical layout and a perfect battery state monitoring system, the popularization and the use of the mobile battery are also greatly limited; with the gradual maturity of NB-IOT technology with characteristics of low power, wide coverage and strong link, the difficulty of establishing the mobile electric vehicle battery Internet of things is reduced, and the establishment of an electric vehicle battery physical network management system is possible.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides an electric vehicle battery wireless management system and method based on NB-IOT technology, which realize remote state monitoring and layout scheduling aiming at a mobile electric vehicle battery and simultaneously realize authority registration work aiming at battery use through NB-IOT wireless communication of a vehicle-mounted battery terminal, a monitoring center and a user terminal.
The purpose of the invention is realized by the following technical scheme: an electric vehicle battery wireless management system based on NB-IOT technology, the system comprises:
the battery of each electric automobile is provided with the vehicle-mounted battery terminal which is used for collecting the operation data of the battery of the electric automobile in real time and carrying out information interaction and user authentication with the monitoring center and the user terminal through the NB-IOT network;
the user terminal is a terminal device with a wireless communication (NB-IOT) function owned by a user and used for sending a service request to a monitoring center or a vehicle-mounted battery terminal and receiving a feedback result so as to realize mobile terminal monitoring of real-time data of the battery of the electric automobile and use authorization of the battery of the electric automobile;
the monitoring center is used for summarizing and storing battery operation information sent by all vehicle-mounted battery terminals in a monitoring area, and further monitoring battery information of the electric automobile and distribution and charging and discharging operations of the mobile batteries in the planned area; and meanwhile, the monitoring center feeds back the user authority authentication according to the authority registration request information sent by the user terminal, so that the battery authentication of the electric vehicle is realized.
Further, the vehicle-mounted battery terminal comprises a main control unit, an NB-IOT wireless communication unit, an information acquisition unit, an authority authorization unit and a storage unit; the information acquisition unit, the storage unit and the permission authorization unit are all connected with the main control unit, the information acquisition unit is connected with a built-in sensor group of the vehicle-mounted battery terminal, acquires the running data of the vehicle-mounted battery terminal in real time and transmits the data to the storage unit, and the main control unit sends and receives instruction signals and controls the relevant vehicle-mounted battery functional modules to respond; the authority authorization unit is connected with the NB-IOT wireless communication unit, sends an authority registration request containing the unique electronic identification code to the mobile terminal through an NB-IOT signal, and receives a related instruction to execute authority operation.
Furthermore, the batteries of the electric automobile are flowable battery units, each battery is mechanically connected with a unique vehicle-mounted battery terminal, and the vehicle-mounted battery terminals are provided with unique electronic identification codes.
Furthermore, the vehicle-mounted battery terminal monitors information such as battery capacity, service life, charging and discharging times and geographic position in real time, and then collects the information to a monitoring center and a user terminal through an NB-IOT cellular network through an NB-IOT signal.
Further, the user terminal comprises an information display unit, an authority registration unit and an NB-IOT wireless communication unit, wherein the information display unit receives real-time data from the monitoring center and displays the real-time data on an interface, and the authority registration unit is used for sending an authority registration request to the monitoring center and feeding results back to the vehicle-mounted battery terminal.
Furthermore, the monitoring center comprises a battery information unit, a battery scheduling unit and an authority management unit, wherein the battery information unit is used for monitoring the real-time running information of the electric automobile in the summarizing area; the battery scheduling unit reasonably regulates and controls the flowing and distribution of the mobile battery in the region according to the received GPS geographical position information; the authority management unit is used for receiving and analyzing an authority registration request containing a unique electronic identification code, judging whether to register the authority of the vehicle-mounted battery terminal, executing equipment authority registration operation when the electronic identification code of the vehicle-mounted battery terminal is not registered, and refusing the authority registration operation when the vehicle-mounted battery terminal is registered; and returns the authorization result to the vehicle-mounted battery terminal.
An electric vehicle battery wireless management method based on NB-IOT technology comprises the following steps:
(1) the vehicle-mounted battery terminal is in one-way communication connection with the monitoring center through the NB-IOT cellular base station, an information acquisition unit in the vehicle-mounted battery terminal is connected with a built-in sensor group of the vehicle-mounted battery equipment, and is used for acquiring vehicle-mounted battery operation data such as battery geographic position, battery capacity, battery electric quantity, charging and discharging times and the like in real time and storing the data into a storage unit; the main control unit transmits the acquired data to a remote monitoring center through an NB-IOT wireless communication unit and an NB-IOT cellular base station, so that periodic data uploading of electric vehicle battery data in a monitoring area is realized;
(2) a battery information unit of the monitoring center receives data transmitted by each vehicle-mounted battery terminal, stores the data and displays real-time data of the battery on a screen in a classified manner, so that the real-time monitoring of the battery condition of the electric vehicle in the area is realized; meanwhile, a battery scheduling unit of the monitoring center combines the real-time information of the battery and a GPS map to make scheduling, maintenance, arrangement and other decisions on the batteries of the electric vehicles in the area;
(3) the user terminal is in bidirectional communication connection with the monitoring center through the NB-IOT signal, and then receives the battery operation data of the electric automobile in the area sent by the monitoring center in real time, so that the mobile monitoring of the battery operation data is realized;
(4) when a user initiates battery authority registration of the electric vehicle, the user terminal initiates a connection request and realizes bidirectional communication connection with the vehicle-mounted battery terminal through an NB-IOT signal, an authority authorization unit of the vehicle-mounted battery terminal transmits registration information containing a unique electronic identification code of the battery equipment to the user terminal, and the user terminal receives the registration information and transmits the registration information to the monitoring center through the NB-IOT signal.
(5) The authority management unit of the monitoring center receives and analyzes an authority registration request containing the unique electronic identification code from the user terminal and judges whether authority registration is carried out on the vehicle-mounted battery terminal or not; when the electronic identification code of the vehicle-mounted battery terminal is not registered, the equipment authority registration operation is executed, and when the vehicle-mounted battery terminal is registered, the authority registration operation is refused; and the authorization result is returned to the user terminal and forwarded to the vehicle-mounted battery terminal, so that the use authentication of the electric vehicle battery is realized.
Compared with the prior art, the invention has the beneficial effects that: by using the NB-IOT technology with low power, wide coverage and strong linkage, the difficulty in establishing a mobile electric vehicle battery Internet of things system is solved, the real-time information acquisition and remote monitoring of the electric vehicle battery information are realized, and the problems of scheduling, distribution and the like of the mobile rechargeable battery are favorably solved; and the authority registration process of the electric automobile battery is simplified, and a technical foundation is laid for the use and development of the mobile electric automobile battery.
Drawings
FIG. 1 is a block diagram of the information interaction flow of a user terminal, a vehicle-mounted battery terminal, an NB-IOT cellular base station and a monitoring center in the invention;
fig. 2 is a schematic block diagram of the in-vehicle battery terminal of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the accompanying drawings and specific examples.
As shown in fig. 1, the wireless management system for battery of electric vehicle based on NB-IOT technology provided in the present invention includes:
the battery of each electric automobile is provided with the vehicle-mounted battery terminal which is used for collecting the operation data of the battery of the electric automobile in real time and carrying out information interaction and user authentication with the monitoring center and the user terminal through the NB-IOT network;
the user terminal is a terminal device with a wireless communication (NB-IOT) function owned by a user and used for sending a service request to a monitoring center or a vehicle-mounted battery terminal and receiving a feedback result so as to realize mobile terminal monitoring of real-time data of the battery of the electric automobile and use authorization of the battery of the electric automobile;
the monitoring center is used for summarizing and storing battery operation information sent by all vehicle-mounted battery terminals in a monitoring area, and further monitoring battery information of the electric automobile and distribution and charging and discharging operations of the mobile batteries in the planned area; and meanwhile, the monitoring center feeds back the user authority authentication according to the authority registration request information sent by the user terminal, so that the battery authentication of the electric vehicle is realized.
Further, the vehicle-mounted battery terminal comprises a main control unit, an NB-IOT wireless communication unit, an information acquisition unit, an authority authorization unit and a storage unit; the information acquisition unit, the storage unit and the permission authorization unit are all connected with the main control unit, the information acquisition unit is connected with a built-in sensor group of the vehicle-mounted battery terminal, acquires the running data of the vehicle-mounted battery terminal in real time and transmits the data to the storage unit, and the main control unit sends and receives instruction signals and controls the relevant vehicle-mounted battery functional modules to respond; the authority authorization unit is connected with the NB-IOT wireless communication unit, sends an authority registration request containing the unique electronic identification code to the mobile terminal through an NB-IOT signal, and receives a related instruction to execute authority operation.
Furthermore, the batteries of the electric automobile are flowable battery units, each battery is mechanically connected with a unique vehicle-mounted battery terminal, and the vehicle-mounted battery terminals are provided with unique electronic identification codes.
Furthermore, the vehicle-mounted mobile terminal monitors information such as battery capacity, service life, charging and discharging times and geographic position in real time, and further collects the information to a monitoring center and a user terminal through an NB-IOT cellular network through an NB-IOT signal.
Further, the user terminal comprises an information display unit, an authority registration unit and an NB-IOT wireless communication unit, wherein the information display unit receives real-time data from the monitoring center and displays the real-time data on an interface, and the authority registration unit is used for sending an authority registration request to the monitoring center and feeding results back to the vehicle-mounted battery terminal.
Furthermore, the monitoring center comprises a battery information unit, a battery scheduling unit and an authority management unit, wherein the battery information unit is used for monitoring the real-time running information of the electric automobile in the summarizing area; the battery scheduling unit reasonably regulates and controls the flowing and distribution of the mobile battery in the region according to the received GPS geographical position information; the authority management unit is used for receiving and analyzing an authority registration request containing a unique electronic identification code, judging whether to register the authority of the vehicle-mounted battery terminal, executing equipment authority registration operation when the electronic identification code of the vehicle-mounted battery terminal is not registered, and refusing the authority registration operation when the vehicle-mounted battery terminal is registered; and returns the authorization result to the vehicle-mounted battery terminal.
An electric vehicle battery wireless management method based on NB-IOT technology comprises the following steps:
(1) the vehicle-mounted battery terminal is in one-way communication connection with the monitoring center through the NB-IOT cellular base station, an information acquisition unit in the vehicle-mounted battery terminal is connected with a built-in sensor group of the vehicle-mounted battery equipment, and is used for acquiring vehicle-mounted battery operation data such as battery geographic position, battery capacity, battery electric quantity, charging and discharging times and the like in real time and storing the data into a storage unit; the main control unit transmits the acquired data to a remote monitoring center through an NB-IOT wireless communication unit and an NB-IOT cellular base station, so that periodic data uploading of electric vehicle battery data in a monitoring area is realized;
(2) a battery information unit of the monitoring center receives data transmitted by each vehicle-mounted battery terminal, stores the data and displays real-time data of the battery on a screen in a classified manner, so that the real-time monitoring of the battery condition of the electric vehicle in the area is realized; meanwhile, a battery scheduling unit of the monitoring center combines the real-time information of the battery and a GPS map to make scheduling, maintenance, arrangement and other decisions on the batteries of the electric vehicles in the area;
(3) the user terminal is in bidirectional communication connection with the monitoring center through the NB-IOT signal, and then receives the battery operation data of the electric automobile in the area sent by the monitoring center in real time, so that the mobile monitoring of the battery operation data is realized;
(4) when a user initiates battery authority registration of the electric vehicle, the user terminal initiates a connection request and realizes bidirectional communication connection with the vehicle-mounted battery terminal through an NB-IOT signal, an authority authorization unit of the vehicle-mounted battery terminal transmits registration information containing a unique electronic identification code of the battery equipment to the user terminal, and the user terminal receives the registration information and transmits the registration information to the monitoring center through the NB-IOT signal.
(5) The authority management unit of the monitoring center receives and analyzes an authority registration request containing the unique electronic identification code from the user terminal and judges whether authority registration is carried out on the vehicle-mounted battery terminal or not; when the electronic identification code of the vehicle-mounted battery terminal is not registered, the equipment authority registration operation is executed, and when the vehicle-mounted battery terminal is registered, the authority registration operation is refused; and the authorization result is returned to the user terminal and forwarded to the vehicle-mounted battery terminal, so that the use authentication of the electric vehicle battery is realized.
Example 1
An information acquisition unit in the vehicle-mounted battery terminal acquires information such as the geographic position, the battery capacity, the battery electric quantity, the charging and discharging times and the like of each electric vehicle battery in a monitoring area in real time, and transmits data to a monitoring center through an NB-IOT (NB-IOT) wireless communication unit of the vehicle-mounted battery terminal and an NB-IOT cellular base station.
A battery information unit of the monitoring center receives data transmitted by each vehicle-mounted battery terminal, stores the data, displays the battery real-time data on a screen in a classified manner, and forwards the information to the user terminal, so that the battery information monitoring is realized; the battery scheduling unit combines the battery real-time information and the GPS map to make scheduling, maintenance, arrangement and other decisions on the batteries of the electric vehicles in the area.
The user terminal is connected with the monitoring center through the NB-IOT network, receives the battery operation information of the electric automobile in the area and displays the battery operation information in the information display unit of the user terminal, and mobile monitoring of the battery information is achieved.
The user terminal and the vehicle-mounted battery terminal are in bidirectional communication connection through NB-IOT signals, the user terminal initiates a connection request to communicate with the vehicle-mounted battery terminal to determine the used electric vehicle battery, and sends a permission registration request containing a unique electronic identification code of the battery to the monitoring center, the monitoring center returns a permission registration result to the user terminal according to whether the battery is registered, the user terminal forwards the registration result to the vehicle-mounted battery terminal, and a permission authorization unit of the vehicle-mounted battery terminal judges whether to unlock a battery electronic lock according to the permission registration return result, so that the use permission of an individual user on the electric vehicle battery is realized.
A preferred embodiment of the present invention has been described in detail above. It will be apparent to those skilled in the art that various other modifications and variations can be made in the present invention without the inventive faculty of description, and all such variations are within the scope of protection defined by the claims.
Claims (1)
1. A wireless management method for an electric vehicle battery based on an NB-IOT technology is characterized in that the method is realized on a wireless management system for the electric vehicle battery, and the wireless management system for the electric vehicle battery comprises the following steps:
the battery of each electric automobile is provided with the vehicle-mounted battery terminal which is used for collecting the operation data of the battery of the electric automobile in real time and carrying out information interaction and user authentication with the monitoring center and the user terminal through the NB-IOT network;
the user terminal is a terminal device with a wireless communication (NB-IOT) function owned by a user and used for sending a service request to a monitoring center or a vehicle-mounted battery terminal and receiving a feedback result so as to realize mobile terminal monitoring of real-time data of the battery of the electric automobile and use authorization of the battery of the electric automobile;
the monitoring center is used for summarizing and storing battery operation information sent by all vehicle-mounted battery terminals in a monitoring area, and further monitoring battery information of the electric automobile and distribution and charging and discharging operations of the mobile batteries in the planned area; meanwhile, the monitoring center feeds back the user authority authentication according to the authority registration request information sent by the user terminal, and further realizes the battery authentication of the electric vehicle;
the vehicle-mounted battery terminal comprises a main control unit, an NB-IOT wireless communication unit, an information acquisition unit, an authority authorization unit and a storage unit; the information acquisition unit, the storage unit and the permission authorization unit are all connected with the main control unit, the information acquisition unit is connected with a built-in sensor group of the vehicle-mounted battery terminal, acquires the running data of the vehicle-mounted battery terminal in real time and transmits the data to the storage unit, and the main control unit sends and receives instruction signals and controls the relevant vehicle-mounted battery functional modules to respond; the authority authorization unit is connected with the NB-IOT wireless communication unit, sends an authority registration request containing a unique electronic identification code to the mobile terminal through an NB-IOT signal, and receives a related instruction to execute authority operation;
the batteries of the electric automobile are flowable battery units, each battery is mechanically connected with a unique vehicle-mounted battery terminal, and the vehicle-mounted battery terminals are provided with unique electronic identification codes;
the vehicle-mounted battery terminal monitors information such as battery capacity, service life, charging and discharging times, geographical position and the like in real time, and then collects the information to a monitoring center and a user terminal through an NB-IOT cellular network through an NB-IOT signal;
the user terminal comprises an information display unit, an authority registration unit and an NB-IOT wireless communication unit, wherein the information display unit receives real-time data from the monitoring center and displays the real-time data on an interface, and the authority registration unit is used for sending an authority registration request to the monitoring center and feeding back a result to the vehicle-mounted battery terminal;
the monitoring center comprises a battery information unit, a battery scheduling unit and an authority management unit, wherein the battery information unit is used for monitoring the real-time running information of the electric automobile in the summarizing area; the battery scheduling unit reasonably regulates and controls the flowing and distribution of the mobile battery in the region according to the received GPS geographical position information; the authority management unit is used for receiving and analyzing an authority registration request containing a unique electronic identification code, judging whether to register the authority of the vehicle-mounted battery terminal, executing equipment authority registration operation when the electronic identification code of the vehicle-mounted battery terminal is not registered, and refusing the authority registration operation when the vehicle-mounted battery terminal is registered; and returning the authorization result to the vehicle-mounted battery terminal;
the method comprises the following steps:
(1) the vehicle-mounted battery terminal is in one-way communication connection with the monitoring center through the NB-IOT cellular base station, an information acquisition unit in the vehicle-mounted battery terminal is connected with a built-in sensor group of the vehicle-mounted battery equipment, and is used for acquiring vehicle-mounted battery operation data such as battery geographic position, battery capacity, battery electric quantity, charging and discharging times and the like in real time and storing the data into a storage unit; the main control unit transmits the acquired data to a remote monitoring center through an NB-IOT wireless communication unit and an NB-IOT cellular base station, so that periodic data uploading of electric vehicle battery data in a monitoring area is realized;
(2) a battery information unit of the monitoring center receives data transmitted by each vehicle-mounted battery terminal, stores the data and displays real-time data of the battery on a screen in a classified manner, so that the real-time monitoring of the battery condition of the electric vehicle in the area is realized; meanwhile, a battery scheduling unit of the monitoring center combines the real-time information of the battery and a GPS map to make scheduling, maintenance, arrangement and other decisions on the batteries of the electric vehicles in the area;
(3) the user terminal is in bidirectional communication connection with the monitoring center through the NB-IOT signal, and then receives the battery operation data of the electric automobile in the area sent by the monitoring center in real time, so that the mobile monitoring of the battery operation data is realized;
(4) when a user initiates battery authority registration of the electric automobile, a user terminal initiates a connection request and realizes bidirectional communication connection with a vehicle-mounted battery terminal through an NB-IOT signal, an authority authorization unit of the vehicle-mounted battery terminal transmits registration information containing a unique electronic identification code of battery equipment to the user terminal, and the user terminal receives the registration information and transmits the registration information to a monitoring center through the NB-IOT signal;
(5) the authority management unit of the monitoring center receives and analyzes an authority registration request containing the unique electronic identification code from the user terminal and judges whether authority registration is carried out on the vehicle-mounted battery terminal or not; when the electronic identification code of the vehicle-mounted battery terminal is not registered, the equipment authority registration operation is executed, and when the vehicle-mounted battery terminal is registered, the authority registration operation is refused; and the authorization result is returned to the user terminal and forwarded to the vehicle-mounted battery terminal, so that the use authentication of the electric vehicle battery is realized.
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| CN108556671A (en) * | 2018-05-19 | 2018-09-21 | 智车优行科技（北京）有限公司 | The acquisition methods and system of battery information |
| CN109117968A (en) * | 2018-07-19 | 2019-01-01 | 途客易达(天津)网络科技有限公司 | Shared vehicle application method, system and electronic equipment |
| CN109444765A (en) * | 2018-09-13 | 2019-03-08 | 东南大学 | System and method for NB-IoT equipment electricity real-time display |
| CN111132056B (en) * | 2019-08-07 | 2023-05-05 | 上海钧正网络科技有限公司 | Battery management method and device, battery and server |
| CN110995832B (en) * | 2019-11-29 | 2021-05-28 | 安徽江淮汽车集团股份有限公司 | Vehicle data monitoring method and system |
| CN112804296B (en) * | 2020-12-24 | 2022-07-05 | 国网安徽省电力有限公司经济技术研究院 | Electric power internet of things system suitable for electric automobile |
| CN112671925B (en) * | 2020-12-31 | 2023-01-24 | 上海电气集团股份有限公司 | Method, system and device for processing battery data |
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