CN114801890A - New energy automobile battery fault detection monitored control system based on thing networking - Google Patents
New energy automobile battery fault detection monitored control system based on thing networking Download PDFInfo
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- 238000001514 detection method Methods 0.000 title claims abstract description 26
- 230000006855 networking Effects 0.000 title claims description 3
- 238000005070 sampling Methods 0.000 claims abstract description 56
- 238000012544 monitoring process Methods 0.000 claims abstract description 17
- 238000005192 partition Methods 0.000 claims abstract description 9
- 230000002159 abnormal effect Effects 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims abstract description 4
- 125000006850 spacer group Chemical group 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims description 52
- 238000007599 discharging Methods 0.000 claims description 18
- 238000004891 communication Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 230000017525 heat dissipation Effects 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 6
- 238000000638 solvent extraction Methods 0.000 claims description 3
- 239000002253 acid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- 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
- B60L58/26—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 cooling
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/385—Arrangements for measuring battery or accumulator variables
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Abstract
The invention discloses a new energy automobile battery fault detection monitoring system based on the Internet of things, which comprises an automobile chassis, wherein a battery box and a detection box are installed on the automobile chassis through bolts, and a horizontal partition plate is arranged inside the battery box and used for separating an upper cavity and a lower cavity of the battery box; be equipped with first circuit board in the upper chamber, through vertical spacer, separate lower cavity and be left chamber and right chamber in the lower cavity. According to the new energy automobile battery fault detection monitoring system based on the Internet of things, under the condition that battery voltage or temperature data acquired by a temperature sampling module, a voltage sampling module and a gas sampling module are abnormal, an MCU module transmits information acquired by a GPS module and a conversion result to a background through the Internet of things for data reporting, a fault vehicle is locked through the background, and rescue is carried out in advance; the battery information of each vehicle is uploaded to the background by combining the setting of the Internet of things, and the vehicle with the fault can be monitored in the background in a key mode.
Description
Technical Field
The invention relates to the technical field of new energy automobiles, in particular to a new energy automobile battery fault detection monitoring system based on the Internet of things.
Background
The battery plays a significant role in the whole automobile, although the battery has a low cost ratio for the new energy automobile. As a power supply on the new energy automobile, when the generator does not operate, the power supply supplies power to the electric equipment. The electric energy of the whole automobile comes from the generator and the lead-acid battery, the generator charges the lead-acid battery in the driving state, and the electric energy completely comes from the lead-acid battery in the parking state. The battery management system of the new energy automobile is used as a link between a battery and a power system, is used for supplying power to the power system, and is also used for preventing the battery from being overcharged and overdischarged, prolonging the service life of the battery, monitoring the state of the battery and the like.
The charging State (SOC) of the storage battery represents the residual electric quantity of the battery, is one of important parameters in the using process of the battery, can optimize the capacity of using the battery by monitoring the SOC, and provides guidance for battery maintenance, and after the existing automobile battery fails, no effective means is adopted, and the intelligent control purpose is realized by combining with the Internet of vehicles.
Disclosure of Invention
The invention aims to provide a new energy automobile battery fault detection monitoring system based on the Internet of things, which has the advantages that the battery information of each automobile is uploaded to a background by combining the Internet of things, and the vehicles with faults can be monitored in the background in a key mode, so that the problems in the prior art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a new energy automobile battery fault detection monitoring system based on the Internet of things comprises an automobile chassis, wherein a battery box and a detection box are mounted on the automobile chassis through bolts, and a horizontal partition plate is arranged inside the battery box and used for partitioning an upper cavity and a lower cavity of the battery box;
a first circuit board is arranged in the upper cavity, the lower cavity is divided into a left cavity and a right cavity by a vertical partition piece, a battery pack and a standby battery pack are respectively placed in the left cavity and the right cavity, and cables connected to the battery pack and the standby battery pack penetrate through the partition board and are connected to the first circuit board;
the left cavity and the right cavity are respectively provided with a group of fire extinguishing and cooling devices;
and a second circuit board is arranged in the detection box and is divided into two paths, one path of wire harness is connected to the first circuit board, the other path of wire harness is connected to the second circuit board, and the second circuit board is connected with the fire extinguishing and cooling device.
Furthermore, a battery switching module, a battery protection module and a discharging load module are soldered on the first circuit board, and the battery pack and the standby battery pack are connected to the discharging load module through the battery switching module.
Further, the battery switching module is used for switching electric energy between the battery pack and the standby battery pack when the battery pack and the standby battery pack supply power for the discharging load module, wherein the battery pack is a main power supply pack, and the battery switching module switches the standby battery pack to supply power for the discharging load module after detecting that the battery pack fails;
the battery protection module is used for cutting off a safety on the battery pack or the standby battery pack when the battery pack or the standby battery pack or both of the battery pack and the standby battery pack have faults, and stopping power supply or charging;
and the discharging load module is used for driving the new energy automobile to operate.
Further, the second circuit board is soldered with an MCU module, a temperature sampling module, a voltage sampling module, a GPS module, a communication module and a gas sampling module, the MCU module is respectively connected with the temperature sampling module, the voltage sampling module, the GPS module, the communication module and the gas sampling module, and the MCU module is also connected with a fire extinguishing and cooling device and a battery switching module, and controls the fire extinguishing and cooling device and the battery switching module to work through the MCU module.
Furthermore, the temperature sampling module, the voltage sampling module and the gas sampling module are all connected to the battery pack and the standby battery pack;
the temperature sampling module is used for measuring the ambient temperature of the battery pack and the standby battery pack, transmitting the detected data to the MCU module in real time, and driving the fire extinguishing and cooling device to perform heat dissipation treatment on the battery pack and the standby battery pack by the MCU module after the battery pack and the standby battery pack are detected to exceed a set temperature threshold;
the voltage sampling module is used for measuring the voltage of the battery pack and the standby battery pack in real time in the charging or discharging process and transmitting the detected data to the MCU module in real time;
the GPS module is used for being matched with a positioning system of high-precision radio navigation to send the geographical position, the driving speed and the precise time information of the new energy automobile to the communication module in real time;
the communication module is used for converting the signal level of the information acquired by the GPS module by the MCU module in the abnormal state of the battery voltage or temperature data acquired by the temperature sampling module, the voltage sampling module and the gas sampling module, then transmitting the conversion result to a background through the Internet of things for data reporting, locking a fault vehicle through the background and rescuing in advance;
gaseous sampling module is used for gathering group battery and reserve battery internal gas data, judges whether burning takes place for group battery and reserve battery, gathers the gaseous back of burning, and MCU module drive heat sink of putting out a fire is put out a fire and is handled group battery and reserve battery.
Further, the heat sink of putting out a fire is including putting out a fire subassembly and cooling subassembly, puts out a fire subassembly and cooling subassembly and all towards group battery and standby battery group.
Furthermore, the fire extinguishing assembly comprises a water-based fire extinguishing agent box, a pump body, a pipe body and a nozzle, wherein the water-based fire extinguishing agent box and the pump body are installed on the automobile chassis, the pump body is respectively connected into the water-based fire extinguishing agent box and the battery box through the pipe body, and the nozzle connected to the pipe body extinguishes the battery pack and the standby battery pack.
Further, the cooling assembly comprises a cooling fan, a cooling motor and a heat dissipation net, the cooling motor is installed in the battery box, the cooling fan is connected with the cooling motor, and the heat dissipation net is arranged on an opening of the battery box which is symmetrical to the cooling fan.
Compared with the prior art, the invention has the following beneficial effects:
the new energy automobile battery fault detection monitoring system based on the Internet of things comprises a temperature sampling module, an MCU module, a GPS module, a gas sampling module, a background and a power supply module, wherein the temperature sampling module is used for measuring the ambient temperature of a battery pack and a standby battery pack, and transmitting the detected data to the MCU module in real time; the battery information of each vehicle is uploaded to the background by combining the setting of the Internet of things, and the vehicle with the fault can be monitored in the background in a key mode.
Drawings
FIG. 1 is an overall perspective view of the present invention;
FIG. 2 is a perspective view of the interior of the battery case of the present invention;
FIG. 3 is a view showing the internal structure of a battery case according to the present invention;
FIG. 4 is a view showing the internal structure of the inspection box according to the present invention;
FIG. 5 is a block diagram of the connection of the present invention;
fig. 6 is a structural diagram of the fire extinguishing and cooling device of the invention.
In the figure: 1. an automotive chassis; 2. a battery box; 21. a partition plate; 22. a first circuit board; 221. a battery switching module; 222. a battery protection module; 223. a discharge load module; 23. a spacer; 24. a battery pack; 25. a backup battery pack; 3. a detection box; 31. a second circuit board; 311. an MCU module; 312. a temperature sampling module; 313. a voltage sampling module; 314. a GPS module; 315. a communication module; 316. a gas sampling module; 4. a fire extinguishing and cooling device; 41. a fire extinguishing assembly; 411. a water-based fire suppressant tank; 412. a pump body; 413. a pipe body; 414. a nozzle; 42. a cooling assembly; 421. a cooling fan; 422. a cooling motor; 423. a heat-dissipating network.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a new energy vehicle battery fault detection monitoring system based on the internet of things comprises a vehicle chassis 1, wherein a battery box 2 and a detection box 3 are mounted on the vehicle chassis 1 through bolts, so that subsequent mounting and dismounting are facilitated, and a horizontal partition plate 21 is arranged inside the battery box 2 and used for partitioning an upper cavity and a lower cavity of the battery box 2;
referring to fig. 2-3, a first circuit board 22 is arranged in the upper cavity, the lower cavity is divided into a left cavity and a right cavity by a vertical spacer 23, wherein a battery pack 24 and a standby battery pack 25 are respectively placed in the left cavity and the right cavity, cables connected to the battery pack 24 and the standby battery pack 25 pass through a partition board 21 and are connected to the first circuit board 22, and the equipment is separated from each other by the three cavities, so that the two battery packs 24 and the standby battery pack 25 do not interfere with each other, and the influence on the rest of the battery packs 24 and 25 caused by the problem of one of the battery packs 24 and the standby battery pack 25 is avoided;
the left cavity and the right cavity are respectively provided with a group of fire extinguishing and cooling devices 4, and the battery pack 24 and the standby battery pack 25 are cooled through the equipped fire extinguishing and cooling devices 4;
referring to fig. 4, a second circuit board 31 is arranged in the detection box 3, the second circuit board 31 is divided into two paths, one path of wiring harness is connected to the first circuit board 22, the other path of wiring harness is connected to the second circuit board 31, and the second circuit board 31 is connected with the fire extinguishing and cooling device 4.
Referring to fig. 5, the battery switching module 221, the battery protection module 222 and the discharging load module 223 are soldered on the first circuit board 22, and the battery pack 24 and the backup battery pack 25 are connected to the discharging load module 223 through the battery switching module 221.
The battery switching module 221 is used for switching electric energy between the battery pack 24 and the standby battery pack 25 when the battery pack 24 and the standby battery pack 25 supply power to the discharging load module 223, wherein the battery pack 24 is a main power supply pack, after a fault of the battery pack 24 is detected, the battery switching module 221 switches the standby battery pack 25 to supply power to the discharging load module 223, and through the arrangement of the battery switching module 221, when the battery pack 24 which mainly supplies power fails, the standby battery pack 25 can supply power in a standby mode, so that a vehicle is prevented from stopping at a high speed or a dangerous road section;
the battery protection module 222 is used for stopping power supply or charging when the battery pack 24 or the standby battery pack 25 fails or both fail, and the safety on the battery pack 24 or the standby battery pack 25 is cut off;
the discharging load module 223 is used for driving a module of the new energy automobile to operate.
The second circuit board 31 is soldered with an MCU module 311, a temperature sampling module 312, a voltage sampling module 313, a GPS module 314, a communication module 315 and a gas sampling module 316, the MCU module 311 is respectively connected with the temperature sampling module 312, the voltage sampling module 313, the GPS module 314, the communication module 315 and the gas sampling module 316, and the MCU module 311 is further connected with the fire-extinguishing and temperature-reducing device 4 and the battery switching module 221, and the fire-extinguishing and temperature-reducing device 4 and the battery switching module 221 are controlled to work through the MCU module 311.
The temperature sampling module 312, the voltage sampling module 313 and the gas sampling module 316 are all connected to the battery pack 24 and the standby battery pack 25;
the temperature sampling module 312 is used for measuring the ambient temperature of the battery pack 24 and the standby battery pack 25, transmitting the detected data to the MCU module 311 in real time, and after detecting that the battery pack 24 and the standby battery pack 25 exceed a set temperature threshold, the MCU module 311 drives the fire extinguishing and cooling device 4 to perform heat dissipation processing on the battery pack 24 and the standby battery pack 25;
the voltage sampling module 313 is a data acquisition module for measuring the voltages of the battery pack 24 and the standby battery pack 25 in real time in the charging or discharging process, and transmits the detected data to the MCU module 311 in real time;
the GPS module 314 is configured to send, in cooperation with a positioning system of high-precision radio navigation, the geographic position, the driving speed, and the precise time information of the new energy vehicle to the communication module 315 in real time;
under the condition that the battery voltage or temperature data acquired by the temperature sampling module 312, the voltage sampling module 313 and the gas sampling module 316 are abnormal, the communication module 315 converts the signal level of the information acquired by the GPS module 314 by the MCU module 311, transmits the conversion result to the background through the Internet of things for data reporting, locks the fault vehicle through the background, and carries out rescue in advance;
the gas sampling module 316 is used for collecting gas data in the battery pack 24 and the standby battery pack 25, judging whether the battery pack 24 and the standby battery pack 25 are burnt, and driving the fire extinguishing and cooling device 4 to extinguish the fire of the battery pack 24 and the standby battery pack 25 by the MCU module 311 after collecting the burnt gas.
Referring to fig. 6, the fire extinguishing and cooling device 4 includes a fire extinguishing module 41 and a cooling module 42, wherein the fire extinguishing module 41 and the cooling module 42 are both facing the battery pack 24 and the backup battery pack 25.
The fire extinguishing assembly 41 comprises a water-based fire extinguishing agent tank 411, a pump body 412, a pipe body 413 and a nozzle 414, wherein the water-based fire extinguishing agent tank 411 and the pump body 412 are installed on the automobile chassis 1, the pump body 412 is respectively connected in the water-based fire extinguishing agent tank 411 and the battery box 2 through the pipe body 413, and the nozzle 414 connected to the pipe body 413 extinguishes the battery pack 24 and the standby battery pack 25.
Cooling subassembly 42 includes cooling fan 421, cooling motor 422 and radiator mesh 423, and cooling motor 422 installs in battery box 2, and cooling fan 421 is connected with cooling motor 422 to radiator mesh 423 sets up on the battery box 2 opening symmetrical with cooling fan 421.
The pump body 412 and the cooling motor 422 are controlled by the MCU module 311, receive the instruction of the MCU module 311, and select cooling or fire extinguishing, so that the treatment can be performed quickly, the expansion of an event is avoided, the battery information of each vehicle is uploaded to the background by combining the arrangement of the internet of things, the vehicle with a detected fault can be monitored in the background in a key mode, the vehicle is also discharged to rescue while being in contact with the vehicle by matching with a rescue team, and the danger of the accident is reduced.
In summary, the following steps: the new energy automobile battery fault detection monitoring system based on the Internet of things comprises a temperature sampling module 312, an MCU module 311, a power supply module, a GPS module 314, a power supply module and a power supply module, wherein the temperature sampling module 312 is used for measuring the ambient temperature of a battery pack 24 and a standby battery pack 25, and transmitting the detected data to the MCU module 311 in real time; the battery information of each vehicle is uploaded to the background by combining the setting of the Internet of things, the vehicles with faults can be monitored in the background in a key mode, and the vehicles are also discharged to be rescued while the vehicles are in contact with the rescue team, so that the danger of accidents is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a new energy automobile battery fault detection monitored control system based on thing networking, includes vehicle chassis (1), its characterized in that: the automobile chassis (1) is provided with a battery box (2) and a detection box (3) through bolts, and a horizontal partition plate (21) is arranged inside the battery box (2) and used for partitioning an upper cavity and a lower cavity of the battery box (2);
a first circuit board (22) is arranged in the upper cavity, the lower cavity is divided into a left cavity and a right cavity by a vertical spacer (23), a battery pack (24) and a standby battery pack (25) are respectively placed in the left cavity and the right cavity, and cables connected to the battery pack (24) and the standby battery pack (25) penetrate through a partition plate (21) and are connected to the first circuit board (22);
the left cavity and the right cavity are respectively provided with a group of fire extinguishing and cooling devices (4);
the detection box (3) is internally provided with a second circuit board (31), the second circuit board (31) is divided into two paths, one path of wiring harness is connected to the first circuit board (22), the other path of wiring harness is connected to the second circuit board (31), and the second circuit board (31) is connected with the fire extinguishing and cooling device (4).
2. The new energy automobile battery fault detection and monitoring system based on the internet of things is characterized in that a battery switching module (221), a battery protection module (222) and a discharging load module (223) are soldered on the first circuit board (22), and the battery pack (24) and the standby battery pack (25) are connected to the discharging load module (223) through the battery switching module (221).
3. The new energy vehicle battery fault detection and monitoring system based on the internet of things is characterized in that the battery switching module (221) is used for performing electric energy switching between a battery pack (24) and a standby battery pack (25) when the battery pack (24) and the standby battery pack (25) supply power for the discharging load module (223), wherein the battery pack (24) is a main power supply pack, and after the battery pack (24) is detected to have a fault, the battery switching module (221) switches the standby battery pack (25) to supply power for the discharging load module (223);
the battery protection module (222) is used for cutting off the safety of the battery pack (24) or the spare battery pack (25) when the battery pack (24) or the spare battery pack (25) fails or both fail, and stopping power supply or charging;
and the discharging load module (223) is used for driving a new energy automobile to operate.
4. The new energy automobile battery fault detection monitoring system based on the Internet of things is characterized in that an MCU module (311), a temperature sampling module (312), a voltage sampling module (313), a GPS module (314), a communication module (315) and a gas sampling module (316) are soldered on the second circuit board (31), the MCU module (311) is respectively connected with the temperature sampling module (312), the voltage sampling module (313), the GPS module (314), the communication module (315) and the gas sampling module (316), the MCU module (311) is further connected with a fire extinguishing and cooling device (4) and a battery switching module (221), and the fire extinguishing and cooling device (4) and the battery switching module (221) are controlled to work through the MCU module (311).
5. The new energy automobile battery fault detection and monitoring system based on the Internet of things is characterized in that the temperature sampling module (312), the voltage sampling module (313) and the gas sampling module (316) are connected to the battery pack (24) and the standby battery pack (25);
the temperature sampling module (312) is used for measuring the ambient temperature of the battery pack (24) and the standby battery pack (25), transmitting the detected data to the MCU module (311) in real time, and after the battery pack (24) and the standby battery pack (25) are detected to exceed a set temperature threshold, the MCU module (311) drives the fire extinguishing and cooling device (4) to carry out heat dissipation treatment on the battery pack (24) and the standby battery pack (25);
the voltage sampling module (313) is a data acquisition module for measuring the voltages of the battery pack (24) and the standby battery pack (25) in the charging or discharging process in real time and transmitting the detected data to the MCU module (311) in real time;
the GPS module (314) is used for being matched with a positioning system of high-precision radio navigation to send the geographical position, the driving speed and the precise time information of the new energy automobile to the communication module (315) in real time;
the communication module (315) converts the information acquired by the GPS module (314) by the MCU module (311) in a state that the battery voltage or temperature data acquired by the temperature sampling module (312), the voltage sampling module (313) and the gas sampling module (316) is abnormal, and then transmits the conversion result to a background through the Internet of things for data reporting, and locks a fault vehicle through the background and rescues in advance;
the gas sampling module (316) is used for collecting gas data in the battery pack (24) and the standby battery pack (25), judging whether the battery pack (24) and the standby battery pack (25) burn or not, and driving the fire extinguishing and cooling device (4) to extinguish the fire of the battery pack (24) and the standby battery pack (25) by the MCU module (311) after collecting the burnt gas.
6. The new energy automobile battery fault detection and monitoring system based on the Internet of things is characterized in that the fire extinguishing and cooling device (4) comprises a fire extinguishing component (41) and a cooling component (42), and the fire extinguishing component (41) and the cooling component (42) face the battery pack (24) and the standby battery pack (25).
7. The new energy automobile battery fault detection and monitoring system based on the Internet of things is characterized in that the fire extinguishing assembly (41) comprises a water-based fire extinguishing agent box (411), a pump body (412), a pipe body (413) and nozzles (414), the water-based fire extinguishing agent box (411) and the pump body (412) are installed on an automobile chassis (1), the pump body (412) is connected into the water-based fire extinguishing agent box (411) and the battery box (2) through the pipe body (413), and the nozzles (414) connected to the pipe body (413) extinguish fire of the battery pack (24) and the spare battery pack (25).
8. The new energy automobile battery fault detection monitoring system based on the Internet of things is characterized in that the cooling component (42) comprises a cooling fan (421), a cooling motor (422) and a heat dissipation net (423), the cooling motor (422) is installed in the battery box (2), the cooling fan (421) is connected with the cooling motor (422), and the heat dissipation net (423) is arranged on an opening of the battery box (2) which is symmetrical to the cooling fan (421).
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| CN209159923U (en) * | 2018-11-29 | 2019-07-26 | 广西上马科技有限公司 | A kind of electronic automobile-used micro computer fault self-checking system |
| CN111029503A (en) * | 2019-12-12 | 2020-04-17 | 深圳市宜加新能源科技有限公司 | High-safety lithium battery |
| CN212848546U (en) * | 2020-06-24 | 2021-03-30 | 广西电力职业技术学院 | Multi-stage voltage type battery pack |
| CN212695248U (en) * | 2020-07-10 | 2021-03-12 | 深圳市中工巨能科技有限公司 | High battery protection case of security |
| CN113476764A (en) * | 2021-06-04 | 2021-10-08 | 华人运通(江苏)技术有限公司 | Lithium ion battery pack thermal runaway fire extinguishing device, management method and controller |
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