CN117110901A - New energy test vehicle-mounted lithium battery monitoring system and method - Google Patents
New energy test vehicle-mounted lithium battery monitoring system and method Download PDFInfo
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- CN117110901A CN117110901A CN202311086587.8A CN202311086587A CN117110901A CN 117110901 A CN117110901 A CN 117110901A CN 202311086587 A CN202311086587 A CN 202311086587A CN 117110901 A CN117110901 A CN 117110901A
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 61
- 238000012544 monitoring process Methods 0.000 title claims abstract description 59
- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 18
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 43
- 239000000779 smoke Substances 0.000 claims abstract description 22
- 230000000007 visual effect Effects 0.000 claims abstract description 21
- 238000004891 communication Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000004458 analytical method Methods 0.000 claims description 34
- 238000013500 data storage Methods 0.000 claims description 21
- 238000012545 processing Methods 0.000 claims description 15
- 238000007726 management method Methods 0.000 claims description 14
- 230000002159 abnormal effect Effects 0.000 claims description 10
- 238000007619 statistical method Methods 0.000 claims description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- 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
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
-
- 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]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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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
- H04L67/50—Network services
- H04L67/55—Push-based network services
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Alarm Systems (AREA)
- Secondary Cells (AREA)
Abstract
The application provides a vehicle-mounted lithium battery monitoring system and method for a new energy test vehicle, wherein the system comprises a vehicle-mounted lithium ion battery, a high-precision NTC temperature sensor, an extremely early fire smoke detector, a vehicle-mounted BMS battery management system, a monitoring data acquisition module, an audible and visual alarm, a control terminal, a cloud platform and a user terminal, and the control terminal comprises a data transmission module and a wireless communication module. According to the application, various data of the vehicle-mounted lithium ion battery are monitored through the high-precision NTC temperature sensor, the very early fire smoke detector and the vehicle-mounted BMS battery management system, when the lithium battery is in thermal runaway, under the double alarm of the audible and visual alarm and the remote alarm pushing module, the personal safety problem and property loss can be avoided, and when the lithium battery is in thermal runaway, the related data of the lithium battery can be acquired through the cloud platform for the first time so as to analyze the cause of the thermal runaway of the lithium battery.
Description
Technical Field
The application relates to a lithium battery monitoring system and a method, in particular to a vehicle-mounted lithium battery monitoring system and a method for a new energy test vehicle, and belongs to the technical field of lithium battery monitoring systems.
Background
The lithium battery for the vehicle is a power battery of a hybrid electric vehicle and an electric vehicle, and because some technical performances such as energy density, charge and discharge speed and the like of the nickel-metal hydride battery are close to theoretical limit values, the lithium battery has been accepted by vehicle manufacturers and battery manufacturers consistently due to the advantages of high energy density, large capacity, no memory and the like, and the lithium ion battery is the focus of research and development in various countries. Although the lithium ion battery has more advantages, as the metal lithium is one of the most active elements in the world, the lithium ion battery is extremely easy to burn and react, lithium crystal branches are easy to form during the reduction of lithium ions in the charging process, and the lithium ion battery is easy to puncture a diaphragm to cause internal short circuit, so that the new energy automobile loaded with the lithium ion battery still has the risks of explosion and fire.
The safety of the new energy automobile is required to be tested before the new energy automobile is marketed, the new energy automobile is generally placed in an external field for testing, but currently, when the new energy automobile is tested, a data analysis person cannot receive lithium battery data of the test automobile in the external field testing process in real time, and when the test automobile is tested or parked in the external field, the lithium battery has the risk of thermal runaway, personal safety and property loss are easy to cause, and once the thermal runaway occurs, related data of the battery cannot be acquired at the first time, so that the analysis of the thermal runaway cause of the lithium battery is influenced.
Disclosure of Invention
In view of the above, the present application provides a vehicle-mounted lithium battery monitoring system and method for a new energy test vehicle, so as to solve or alleviate the technical problems existing in the prior art, and at least provide a beneficial choice.
The technical scheme of the embodiment of the application is realized as follows: the system comprises a vehicle-mounted lithium ion battery, a high-precision NTC temperature sensor, an extremely early fire smoke detector, a vehicle-mounted BMS battery management system, a monitoring data acquisition module, an audible and visual alarm, a control terminal, a cloud platform and a user terminal, wherein the control terminal comprises a data transmission module, a data storage module, an analysis processing module and a wireless communication module, and the cloud platform comprises a remote alarm pushing module, an authentication login module, a storage cloud disc, a data statistics analysis module and a data query downloading module;
the signal transmitting end of the high-precision NTC temperature sensor, the signal transmitting end of the very early fire smoke detector and the signal transmitting end of the vehicle-mounted BMS battery management system are all communicated with the signal receiving end of the monitoring data acquisition module, the signal transmitting end of the monitoring data acquisition module is communicated with the signal receiving end of the data transmission module, the signal transmitting end of the data transmission module is communicated with the signal receiving end of the data storage module, the signal transmitting end of the data storage module is communicated with the signal receiving end of the analysis processing module, and the signal transmitting end of the analysis processing module is communicated with the signal receiving end of the wireless communication module;
the signal transmitting end of the remote alarm pushing module is communicated with the signal receiving end of the user terminal, the signal transmitting end of the storage cloud disk is communicated with the signal receiving ends of the data statistics analysis module and the data query downloading module, the signal receiving end of the authentication login module is communicated with the signal transmitting ends of the data query downloading module and the data statistics analysis module, and the signal transmitting end of the user terminal is communicated with the signal receiving end of the authentication login module.
The high-precision NTC temperature sensor is used for monitoring the temperature of the vehicle-mounted lithium ion battery in real time and sending the monitored temperature data to the monitoring data acquisition module in real time;
the early-stage fire smoke detector is used for monitoring the thermal runaway state of the vehicle-mounted lithium ion battery in real time, and when the vehicle-mounted lithium ion battery is in thermal runaway, the early-stage fire smoke detector can acquire an early-warning signal through smoke and temperature change at the first time;
the vehicle-mounted BMS battery management system is used for supervising the battery state and managing various data in the using process of the vehicle-mounted lithium ion battery;
the monitoring data acquisition module is used for acquiring various monitoring data, including temperature data of the lithium ion battery, various data of the lithium ion battery and various use data of the lithium ion battery when thermal runaway occurs, and then the data is sent to the data storage module and the storage cloud disk through the data transmission module.
Further preferably, the data storage module is used for storing various data of the lithium ion battery, and a data transmission interface is arranged on the data storage module so as to download the data by a user.
Further preferably, the signal transmitting end of the wireless communication module is respectively communicated with the signal receiving ends of the audible and visual alarm and the remote alarm pushing module, the analysis processing module is used for analyzing various data of the lithium ion battery, and when the data are abnormal, the audible and visual alarm is controlled to alarm through the wireless communication module, and an alarm signal is transmitted to the remote alarm pushing module.
Further preferably, the remote alarm push module is used for sending an alarm signal to the user terminal, which indicates that the lithium battery in the test vehicle is abnormal or has a thermal runaway condition.
Further preferably, the authentication login module is used for a user to login to the cloud platform, the security of data in the cloud platform can be improved by authenticating login information of the user, and after the user logs to the cloud platform, the data of the vehicle-mounted lithium battery can be browsed or downloaded according to the data statistics analysis module and the data query downloading module.
Further preferably, the data statistical analysis module is used for performing statistical analysis and classification on the data of the lithium battery, so that a user can browse the data conveniently.
Further preferably, the storage cloud disk is used for storing various data of the lithium battery, and the data can be conveniently downloaded at any time in a cloud storage mode.
In addition, the application also provides a monitoring method of the vehicle-mounted lithium battery monitoring system of the new energy test vehicle, which comprises the following steps:
step one: each item of data of the vehicle-mounted lithium ion battery is monitored through the high-precision NTC temperature sensor, the very early fire smoke detector and the vehicle-mounted BMS battery management system, and the monitoring data are sent to the monitoring data acquisition module in real time;
step two: the data storage module and the storage cloud disk are used for simultaneously storing various data of the lithium battery in real time, and the analysis processing module is used for analyzing the data of the lithium battery;
step three: when the lithium battery data is abnormal, the wireless communication module sends an alarm signal to the audible and visual alarm and the remote alarm pushing module;
step four: the audible and visual alarm gives an alarm, and the remote alarm pushing module sends early warning information to the user terminal;
step five: the user logs in the cloud platform, the user information is authenticated through the authentication login module, and login is completed after the authentication is passed;
step six: and downloading or browsing the data in the storage cloud disk through a data query downloading module and a data statistics analysis module.
In the fourth step, the remote alarm pushing module sends the early warning information to the user terminal in a small program and short message mode.
Further preferably, in the fifth step, the security of the data in the storage cloud disk is improved through the authentication login module.
By adopting the technical scheme, the embodiment of the application has the following advantages: according to the application, various data of the vehicle-mounted lithium ion battery are monitored through the high-precision NTC temperature sensor, the very early fire smoke detector and the vehicle-mounted BMS battery management system, when the lithium battery is in thermal runaway, under the double alarm of the audible and visual alarm and the remote alarm pushing module, the personal safety problem and property loss can be avoided, the data in the storage cloud disk are stored in real time through the storage cloud disk, the safety of the data in the storage cloud disk is improved through the authentication login module, and further when the lithium battery is in thermal runaway, the related data of the lithium battery can be acquired through the cloud platform for the first time so as to analyze the cause of the thermal runaway of the lithium battery.
The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present application will become apparent by reference to the drawings and the following detailed description.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a system block diagram of the present application;
FIG. 2 is a flow chart of the steps of the present application.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present application. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
1-2, the embodiment of the application provides a vehicle-mounted lithium battery monitoring system of a new energy test vehicle, which comprises a vehicle-mounted lithium ion battery, a high-precision NTC temperature sensor, an extremely early fire smoke detector, a vehicle-mounted BMS battery management system, a monitoring data acquisition module, an audible and visual alarm, a control terminal, a cloud platform and a user terminal, wherein the control terminal comprises a data transmission module, a data storage module, an analysis processing module and a wireless communication module, and the cloud platform comprises a remote alarm pushing module, an authentication login module, a storage cloud disk, a data statistics analysis module and a data query downloading module;
the signal transmitting end of the high-precision NTC temperature sensor, the signal transmitting end of the early-stage fire smoke detector and the signal transmitting end of the vehicle-mounted BMS battery management system are all communicated with the signal receiving end of the monitoring data acquisition module, the signal transmitting end of the monitoring data acquisition module is communicated with the signal receiving end of the data transmission module, the signal transmitting end of the data transmission module is communicated with the signal receiving end of the data storage module, the signal transmitting end of the data storage module is communicated with the signal receiving end of the analysis processing module, and the signal transmitting end of the analysis processing module is communicated with the signal receiving end of the wireless communication module;
the signal transmitting end of the remote alarm pushing module is communicated with the signal receiving end of the user terminal, the signal transmitting end of the storage cloud disk is communicated with the signal receiving ends of the data statistics analysis module and the data query downloading module, the signal receiving end of the authentication login module is communicated with the signal transmitting ends of the data query downloading module and the data statistics analysis module, and the signal transmitting end of the user terminal is communicated with the signal receiving end of the authentication login module.
The high-precision NTC temperature sensor is used for monitoring the temperature of the vehicle-mounted lithium ion battery in real time and sending the monitored temperature data to the monitoring data acquisition module in real time;
the early-stage fire smoke detector is used for monitoring the thermal runaway state of the vehicle-mounted lithium ion battery in real time, and when the vehicle-mounted lithium ion battery is in thermal runaway, the early-stage fire smoke detector can acquire an early-warning signal through smoke and temperature change at the first time;
the vehicle-mounted BMS battery management system is used for supervising the battery state and managing various data in the using process of the vehicle-mounted lithium ion battery;
the monitoring data acquisition module is used for acquiring various monitoring data, including temperature data of the lithium ion battery, various data of the lithium ion battery and various use data of the lithium ion battery when thermal runaway occurs, and then the data is sent to the data storage module and the storage cloud disk through the data transmission module.
In one embodiment, the data storage module is used for storing various data of the lithium ion battery, and the data storage module is provided with a data transmission interface so as to download the data by a user, thereby realizing the storage and the downloading of the data.
In one embodiment, the signal transmitting end of the wireless communication module is respectively communicated with the signal receiving ends of the audible and visual alarm and the remote alarm pushing module, the analysis processing module is used for analyzing various data of the lithium ion battery, when the data are abnormal, the audible and visual alarm is controlled to alarm through the wireless communication module, meanwhile, an alarm signal is sent to the remote alarm pushing module, the remote alarm pushing module is used for sending the alarm signal to a user terminal, the abnormal situation or the thermal runaway situation of the lithium battery in the test car is indicated, and further, when the thermal runaway situation of the lithium battery occurs, under the double alarm of the audible and visual alarm and the remote alarm pushing module, personnel and equipment around the test car can be quickly transferred, and personal safety and property loss are avoided.
In one embodiment, the authentication login module is used for a user to login the cloud platform, the login information of the user is authenticated, the safety of data in the cloud platform can be improved, after the user logs in the cloud platform, the data of the vehicle-mounted lithium battery can be browsed or downloaded according to the data statistics analysis module and the data query downloading module, the data statistics analysis module is used for carrying out statistics analysis and classification on the data of the lithium battery, the user can conveniently browse the data, the cloud disk is used for storing various data of the lithium battery, the data can be conveniently downloaded at any time in a cloud storage mode, and further the storage, browsing and downloading of the data of the lithium battery can be realized through the cloud platform.
In addition, the application also provides a monitoring method of the vehicle-mounted lithium battery monitoring system of the new energy test vehicle, which comprises the following steps:
step one: each item of data of the vehicle-mounted lithium ion battery is monitored through the high-precision NTC temperature sensor, the very early fire smoke detector and the vehicle-mounted BMS battery management system, and the monitoring data are sent to the monitoring data acquisition module in real time;
step two: the data storage module and the storage cloud disk are used for simultaneously storing various data of the lithium battery in real time, and the analysis processing module is used for analyzing the data of the lithium battery;
step three: when the lithium battery data is abnormal, the wireless communication module sends an alarm signal to the audible and visual alarm and the remote alarm pushing module;
step four: the audible and visual alarm gives an alarm, and the remote alarm pushing module sends early warning information to the user terminal;
step five: the user logs in the cloud platform, the user information is authenticated through the authentication login module, and login is completed after the authentication is passed;
step six: and downloading or browsing the data in the storage cloud disk through a data query downloading module and a data statistics analysis module.
In one embodiment, in the fourth step, the remote alarm pushing module sends early warning information to the user terminal in a small program and short message mode, and in the fifth step, the authentication login module improves the safety of data in the storage cloud disk, and further real-time pushing of the early warning information can be achieved, so that personal safety and property loss are avoided.
The application works when in work: the system comprises a high-precision NTC temperature sensor, an extremely early fire smoke detector and a vehicle-mounted BMS battery management system, wherein various data of a vehicle-mounted lithium ion battery are monitored at the same time, the monitoring data are sent to a monitoring data acquisition module in real time, various data of the lithium battery are stored in real time through a data storage module and a storage cloud disk, meanwhile, an analysis processing module analyzes the lithium battery data, when the lithium battery data are abnormal, a wireless communication module sends an alarm signal to an audible and visual alarm and a remote alarm pushing module, the audible and visual alarm is used for alarming, the remote alarm pushing module sends early warning information to a user terminal, the user logs in the cloud platform, the user is authenticated by an authentication login module, login is completed after authentication is passed, and the data in the storage cloud disk are downloaded or browsed through a data query downloading module and a data statistics analysis module.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a on-vehicle lithium cell monitored control system of new forms of energy test vehicle, includes on-vehicle lithium ion battery, high accuracy NTC temperature sensor, very early fire smoke detector, on-vehicle BMS battery management system, monitoring data acquisition module, audible and visual alarm, control terminal, cloud platform and user terminal, its characterized in that: the cloud platform comprises a remote alarm pushing module, an authentication login module, a storage cloud disk, a data statistics analysis module and a data query downloading module;
the signal transmitting end of the high-precision NTC temperature sensor, the signal transmitting end of the very early fire smoke detector and the signal transmitting end of the vehicle-mounted BMS battery management system are all communicated with the signal receiving end of the monitoring data acquisition module, the signal transmitting end of the monitoring data acquisition module is communicated with the signal receiving end of the data transmission module, the signal transmitting end of the data transmission module is communicated with the signal receiving end of the data storage module, the signal transmitting end of the data storage module is communicated with the signal receiving end of the analysis processing module, and the signal transmitting end of the analysis processing module is communicated with the signal receiving end of the wireless communication module;
the signal transmitting end of the remote alarm pushing module is communicated with the signal receiving end of the user terminal, the signal transmitting end of the storage cloud disk is communicated with the signal receiving ends of the data statistics analysis module and the data query downloading module, the signal receiving end of the authentication login module is communicated with the signal transmitting ends of the data query downloading module and the data statistics analysis module, and the signal transmitting end of the user terminal is communicated with the signal receiving end of the authentication login module.
The high-precision NTC temperature sensor is used for monitoring the temperature of the vehicle-mounted lithium ion battery in real time and sending the monitored temperature data to the monitoring data acquisition module in real time;
the early-stage fire smoke detector is used for monitoring the thermal runaway state of the vehicle-mounted lithium ion battery in real time, and when the vehicle-mounted lithium ion battery is in thermal runaway, the early-stage fire smoke detector can acquire an early-warning signal through smoke and temperature change at the first time;
the vehicle-mounted BMS battery management system is used for supervising the battery state and managing various data in the using process of the vehicle-mounted lithium ion battery;
the monitoring data acquisition module is used for acquiring various monitoring data, including temperature data of the lithium ion battery, various data of the lithium ion battery and various use data of the lithium ion battery when thermal runaway occurs, and then the data is sent to the data storage module and the storage cloud disk through the data transmission module.
2. The new energy test vehicle-mounted lithium battery monitoring system according to claim 1, wherein: the data storage module is used for storing various data of the lithium ion battery, and a data transmission interface is arranged on the data storage module so as to download the data by a user.
3. The new energy test vehicle-mounted lithium battery monitoring system according to claim 1, wherein: the signal transmitting end of the wireless communication module is respectively communicated with the signal receiving ends of the audible and visual alarm and the remote alarm pushing module, the analysis processing module is used for analyzing various data of the lithium ion battery, and when the data are abnormal, the audible and visual alarm is controlled to alarm through the wireless communication module, and an alarm signal is transmitted to the remote alarm pushing module.
4. The new energy test vehicle-mounted lithium battery monitoring system according to claim 3, wherein: the remote alarm pushing module is used for sending an alarm signal to the user terminal, and the alarm signal indicates that the lithium battery in the test vehicle is abnormal or has a thermal runaway condition.
5. The new energy test vehicle-mounted lithium battery monitoring system according to claim 1, wherein: the authentication login module is used for enabling the user to login the cloud platform, the security of data in the cloud platform can be improved through authentication of login information of the user, and after the user logs in the cloud platform, the data of the vehicle-mounted lithium battery can be browsed or downloaded according to the data statistics analysis module and the data query downloading module.
6. The new energy test vehicle-mounted lithium battery monitoring system according to claim 5, wherein: the data statistical analysis module is used for carrying out statistical analysis and classification on the data of the lithium battery, and is convenient for users to browse the data.
7. The new energy test vehicle-mounted lithium battery monitoring system according to claim 1, wherein: the storage cloud disk is used for storing various data of the lithium battery, and the data can be conveniently downloaded at any time in a cloud storage mode.
8. The monitoring method of the vehicle-mounted lithium battery monitoring system of the new energy test vehicle according to any one of claims 1 to 7, comprising the following steps:
step one: each item of data of the vehicle-mounted lithium ion battery is monitored through the high-precision NTC temperature sensor, the very early fire smoke detector and the vehicle-mounted BMS battery management system, and the monitoring data are sent to the monitoring data acquisition module in real time;
step two: the data storage module and the storage cloud disk are used for simultaneously storing various data of the lithium battery in real time, and the analysis processing module is used for analyzing the data of the lithium battery;
step three: when the lithium battery data is abnormal, the wireless communication module sends an alarm signal to the audible and visual alarm and the remote alarm pushing module;
step four: the audible and visual alarm gives an alarm, and the remote alarm pushing module sends early warning information to the user terminal;
step five: the user logs in the cloud platform, the user information is authenticated through the authentication login module, and login is completed after the authentication is passed;
step six: and downloading or browsing the data in the storage cloud disk through a data query downloading module and a data statistics analysis module.
9. The monitoring method of the vehicle-mounted lithium battery monitoring system of the new energy test vehicle according to claim 8, wherein the monitoring method comprises the following steps: in the fourth step, the remote alarm pushing module sends early warning information to the user terminal in a small program and short message mode.
10. The monitoring method of the vehicle-mounted lithium battery monitoring system of the new energy test vehicle according to claim 8, wherein the monitoring method comprises the following steps: in the fifth step, the security of the data in the storage cloud disk is improved through the authentication login module.
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