CN220543484U - New energy automobile power battery management practical training platform - Google Patents
New energy automobile power battery management practical training platform Download PDFInfo
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- CN220543484U CN220543484U CN202322062823.4U CN202322062823U CN220543484U CN 220543484 U CN220543484 U CN 220543484U CN 202322062823 U CN202322062823 U CN 202322062823U CN 220543484 U CN220543484 U CN 220543484U
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- 238000012549 training Methods 0.000 title claims abstract description 35
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052802 copper Inorganic materials 0.000 claims abstract description 9
- 239000010949 copper Substances 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 30
- 238000004088 simulation Methods 0.000 claims description 10
- 230000006870 function Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 238000009413 insulation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000013079 data visualisation Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model provides a new energy automobile power battery management training platform, which comprises: the top of the cabinet body is provided with an insulating tabletop; the display rack comprises a display board and a frame, and the frame is arranged on the insulating tabletop; the power battery module comprises a module shell, copper bars and a battery pack shell, wherein the module shell is provided with six battery cabins, the module shell is fixed on an insulating tabletop, the battery pack shell is matched with the module shell, and the copper bars are arranged among the six battery cabins; and the battery management system is arranged on the insulating desktop and is matched with the power battery module. According to the utility model, the whole set of high-voltage system of the pure electric automobile is completely displayed on the platform, so that the teaching efficiency of teachers is improved, and the practical operation of later students is facilitated.
Description
Technical Field
The utility model relates to the field of new energy automobile teaching aids, in particular to a new energy automobile power battery management training platform.
Background
The current mainstream new energy automobile mainly uses electricity as a power source to replace the power generated by a fuel engine of a traditional vehicle, wherein the electric energy of the pure electric automobile is stored in a power storage battery, the current pure electric automobile mainly uses lithium batteries, and is particularly divided into lithium iron phosphate batteries and ternary lithium batteries, a complete power battery pack is formed by combining a plurality of single batteries in a series connection and parallel connection mode to form direct-current high-voltage power of more than 300V, and the direct-current high-voltage power battery pack is provided with a battery management system and a heat dissipation system and is integrally packaged in a chassis of the vehicle.
In the aspect of maintenance of the existing new energy automobiles, the teaching methods used by various universities are mostly shown by original automobiles, wherein in the original automobile show, if beginners do not know the principles and the composition structures of the systems, personal injury or damage to the automobiles can be caused in the learning process, and the voltage of a high-voltage system is above 300V, electric shock accidents are easy to occur due to improper operation, so that fires are caused, and immeasurable results are caused. Meanwhile, the original vehicle battery management system is arranged in the battery pack, the battery pack is arranged on the chassis of the vehicle, the internal structure can be seen only by lifting the vehicle to open the battery shell body during learning or maintenance, dynamic signals of all pins of the battery management system can not be detected, and teaching defects exist.
The utility model aims to solve the problems, provides the novel energy automobile power battery management training platform, completely demonstrates the working process of the original automobile power battery, has clear overall layout and reasonable structure, is safe and convenient, and provides convenience conditions for various universities and training institutions to cultivate after-sale service talents of the pure electric automobile.
Disclosure of Invention
The utility model provides a practical training platform for power battery management of a new energy automobile, which is characterized in that a power battery module, a battery management system, a high-voltage circuit, a high-voltage control system, a motor driving system, a fast and slow charging system and upper computer detection control software are arranged, so that the whole set of high-voltage system of the pure electric automobile is completely displayed on the platform, the teaching efficiency of teachers is improved, and meanwhile, the practical operation of later students is facilitated.
In order to achieve the above purpose, the present utility model provides a new energy automobile power battery management training platform, comprising:
the top of the cabinet body is provided with an insulating tabletop;
the display rack comprises a display board and a frame, and the frame is arranged on the insulating tabletop;
the power battery module comprises a module shell, copper bars and a battery pack shell, wherein the module shell is provided with six battery cabins, the module shell is fixed on the insulating tabletop, the battery pack shell is matched with the module shell, and the copper bars are arranged among the six battery cabins;
and the battery management system is arranged on the insulating tabletop and is matched with the power battery module.
Further, the new energy automobile power battery management training platform further comprises a detection system, a circuit protection assembly, a fast and slow charging system and a motor load simulation device, wherein the detection system, the circuit protection assembly, the fast and slow charging system and the motor load simulation device are all arranged on the insulating tabletop.
Further, the fast and slow charging system comprises a fast charging high-voltage cable, a slow charging high-voltage cable, a charging relay, an alternating-current charger, a pre-charging resistor, a pre-charging relay and a slow charging auxiliary power supply, the circuit protection assembly comprises a high-voltage fuse, and the detection system comprises a Hall current sensor
Further, the novel energy automobile power battery management training platform further comprises an upper computer detection device, wherein the upper computer detection device comprises a power detection wire harness, a CAN box, a touch control integrated machine and an integrated machine support, the power detection wire harness and the CAN box are all arranged on the insulating tabletop, the power detection wire harness is connected with the battery management system, the integrated machine support is arranged on the frame, and the touch control integrated machine is arranged on the integrated machine support.
Further, the motor load simulation device comprises an operation console motor, a motor controller, an accelerator pedal, a high-voltage motor and a new energy automobile power battery management training platform, and further comprises a folding desktop, an operation console and a charging interface, wherein the folding desktop is connected with the insulation desktop, the operation console comprises a charging indicator lamp, a starting switch and a scram switch, and the charging interface comprises a fast charging port and a slow charging port.
Compared with the prior art, the novel energy automobile power battery management training platform provided by the embodiment of the utility model has the advantages that the battery management system and the power battery module are arranged separately, the battery management system in the original automobile is distinguished from the battery management system in the power battery, the labor intensity of lifting and detaching the original automobile in the explanation of the original automobile is reduced, the dynamic signals of each pin of the battery management system are detected in real time, different fault phenomena are convenient to reproduce, the explanation and the trainee understanding of the power battery module are convenient, and the battery management system is provided with a program conforming to the voltage of the power battery module, so that various functions such as a passive equalization function, a single voltage data acquisition, a total voltage data acquisition, a current acquisition, a temperature acquisition, a fault grade alarm function, an SOC estimation function, a charge-discharge control function, an automatic overcharge-overdischarge protection function and a 220V alternating-current charging function are realized, the data monitoring is realized, the configuration of the original automobile is reserved, and the development of the daily teaching process of the teacher and the training requirements of the trainee can be completely met.
Drawings
FIG. 1 is a schematic diagram of the whole structure of a new energy automobile power battery management training platform;
FIG. 2 is a schematic diagram of a top view structure of a new energy automobile power battery management training platform according to the present utility model; and
fig. 3 is a schematic side view structure diagram of a schematic top view structure diagram of a new energy automobile power battery management training platform of the present utility model.
Reference numerals:
1. a cabinet body; 101. an insulating tabletop; 102. a cabinet door; 103. a hinge;
2. a display rack; 201. a display board; 202. a frame;
3. a power battery module; 301. a module housing; 302. a copper bar; 303. a battery pack case;
4. a battery management system; 5. a fast charging high voltage cable; 6. a slow-charging high-voltage cable; 7. a charging relay; 8. an AC charger; 9. pre-charging a resistor; 10. pre-charging a relay; 11. slowly charging an auxiliary power supply; 12. a high voltage fuse; 13. a hall current sensor; 14. a power detection harness; CAN box; 16. the touch control integrated machine; 17. the integrated machine bracket; 18. a power detection harness; 19. a total positive relay; 20. a total negative relay; 21. folding the tabletop; 22. an operation console; 2201. a charge indicator light; 2202. starting a switch; 2203. an emergency stop switch;
23. a charging interface; 2301. a quick charging port; 2302. a slow charging port;
24. a console motor; 25. a motor controller; 26. an accelerator pedal; 27. a high voltage control circuit; 28. a low voltage auxiliary control circuit; a DC-DC converter; 30. a nameplate; 31. a tool hanging plate; 32. tool hook.
Detailed Description
For a further understanding of the objects, construction, features, and functions of the utility model, reference should be made to the following detailed description of the preferred embodiments.
Referring to fig. 1 to 3, a new energy automobile power battery management training platform provided according to an embodiment of the present utility model includes:
the cabinet body 1 is shown in fig. 1, and an insulating tabletop 101 is arranged at the top of the cabinet body 1; the insulating tabletop can effectively prevent short circuit of a circuit and reduce potential safety hazards;
display stand 2, as shown in fig. 1, display stand 2 includes a display board and 201 a frame 202, frame 202 being disposed on insulating table top 101; the display board is used for displaying the equipment name;
the power battery module 3, as shown in fig. 1 and 2, the power battery module 3 includes a module housing 301, a copper bar 302 and a battery pack housing 303, the module housing 301 is provided with six battery compartments, the module housing 301 is fixed on the insulating tabletop 101, the battery pack housing 303 is matched with the module housing 301, and the copper bar 302 is arranged among the six battery compartments; the battery compartment adopts a standard grade lithium iron phosphate battery, the monomer voltage is 3.2V, and the monomer capacity is 40AH;
the battery management system 4, as shown in fig. 1, the battery management system 4 is disposed on an insulating table top 101, and the battery management system 4 is matched with the power battery module 3. The battery management system adopts vehicle-level battery management system hardware to carry out secondary development, adjusts internal parameters to enable the internal parameters to be matched with a 72V battery pack, realizes data monitoring, reserves original vehicle configuration, and can completely meet the development of daily teaching processes of teachers and the learning practical training requirements of students.
Further, as shown in fig. 2 and fig. 3, the new energy automobile power battery management training platform further comprises a detection system, a circuit protection assembly, a fast and slow charging system and a motor load simulation device, wherein the high-voltage control system, the circuit protection assembly, the fast and slow charging system and the motor load simulation device are all arranged on the insulation tabletop.
Further, as shown in fig. 2, the fast and slow charging system includes a fast charging high voltage cable 5, a slow charging high voltage cable 6, a charging relay 7, an ac charger 8, a pre-charging resistor 9, a pre-charging relay 10 and a slow charging auxiliary power supply 11, the circuit protection assembly includes a high voltage fuse 12, and the detection system includes a hall current sensor 13. And a plurality of power supply components are arranged, so that different circuit strokes of the original vehicle are simulated, and different teaching tasks are met.
Further, as shown in fig. 2, the power battery management training platform of the new energy automobile further comprises an upper computer detection device, wherein the upper computer detection device comprises a power detection wire harness 14, a CAN box 15, a touch integrated machine 16 and an integrated machine support 17, the power detection wire harness 14 and the CAN box 15 are both arranged on an insulating tabletop 101, the power detection wire harness 14 is connected with the battery management system 4, the integrated machine support 17 is arranged on a frame 202, and the touch integrated machine 16 is arranged on the integrated machine support 17. The CAN box is mainly used for decoding the box in the aspects of communication and the like, corresponding software is arranged on a battery management system, and data visualization is realized through communication of CAN line signals and the battery management system and display from a touch control integrated machine, so that data change of batteries under different working conditions CAN be seen, the total current, total voltage, highest temperature, lowest temperature, temperature difference, single voltage, single highest voltage, single lowest voltage, SOC, insulation monitoring, fault information and the like of a battery pack CAN be detected, and parameter setting of the battery pack CAN be further carried out: including voltage fault parameters, current fault parameters, temperature fault parameters, insulation resistance fault parameters, relay state control, etc.
Further, as shown in fig. 2, the motor load simulator includes an operation console motor 24, a motor controller 25, an accelerator pedal 26, a high voltage control circuit 27, and a low voltage auxiliary control circuit 28. The motor load simulation device is used for simulating the running process of the vehicle, wherein the accelerator pedal controls the rotating speed of the motor and simulates the accelerating process of the vehicle, so that the numerical conversion of the voltage and the like of the circuit under different monitoring speeds is realized.
Further, as shown in fig. 3, the power battery management training platform of the new energy automobile further comprises a folding desktop 21, an operation console 22 and a charging interface 23, wherein the folding desktop 21 is connected with the insulation desktop 101, the operation console 22 comprises a charging indicator 2201, a starting switch 2202 and an emergency stop switch 2203, and the charging interface 23 comprises a fast charging port 2301 and a slow charging port 2302. The operation console is communicated with the charging interface, whether the charging interface is communicated or not is displayed through the charging indicator lamp, and the folding desktop is used for placing charging equipment.
Preferably, as shown in fig. 1, the new energy automobile power battery management training platform further comprises a tool hanging plate 31 and a tool hanging hook 32, wherein the tool hanging plate 31 is arranged between the frames 202, and the tool hanging plate 31 is provided with a plurality of hanging holes and matched with the tool hanging hook 32, so that a user can hang a tool on the tool hanging plate, and the teaching use and training practice are facilitated.
Preferably, as shown in fig. 3, the new energy automobile power battery management training platform further comprises a total positive relay 19 and a total negative relay 20, wherein the positive relay 19 and the total negative relay 20 have the functions of a control circuit and a protection circuit.
Preferably, as shown in fig. 2, the power battery management training platform of the new energy automobile further comprises a nameplate 30 and a DC-DC converter 29, wherein the nameplate 30 is placed beside each element and is used for labeling the names of the elements, so that the trainee can know and understand the names of the elements conveniently, and the DC-DC converter is a direct current-to-direct current converter and can convert Direct Current (DC) power sources into direct current (or approximately direct current) power sources with different voltages.
Preferably, the battery management system has a passive equalization function, the battery management system is matched with the circuit protection assembly to prevent potential safety hazards of single wire breakage, short circuit, overvoltage, undervoltage, overcurrent, overtemperature and the like, and meanwhile, the battery management system has single voltage data acquisition, total voltage data acquisition, current acquisition and temperature acquisition, wherein the voltage sampling precision is as follows: less than or equal to 5mV; voltage sampling frequency: less than or equal to 100ms; total voltage detection accuracy: <1%; temperature measurement range: -40-125 ℃; temperature detection accuracy: (+ -1 ℃; current measurement range: not more than 75A/400A; and has complete fault level alarming function, including voltage, current, temperature and other fault alarms. When the original vehicle is simulated to be charged, the battery management system controls the work of the alternating-current charger by communicating with the CAN box and estimates the SOC (state of charge) of the circuit, and the battery management system has complete fault level alarming function, including fault alarming of voltage, current, temperature and the like.
Preferably, a storage space is arranged inside the cabinet body, and the cabinet body further comprises a cabinet door 102 and a hinge 103.
According to the novel energy automobile power battery management training platform, the insulating tabletop is arranged through the cabinet body, so that the electric leakage risk caused by damage of a circuit can be effectively prevented by the insulating tabletop, and the use safety of teachers and colleges is improved. According to the utility model, the power battery module, the fast-charging and slow-charging system, the detection system and the circuit protection assembly are arranged and are communicated with the battery management system, and corresponding programs are arranged in the battery management system, so that different functions of the battery management system are realized, and explanation and training under different states are satisfied. According to the utility model, the integrated frame and the touch control integrated machine are arranged, so that the touch control integrated machine is connected with the battery management system, data visualization is realized, and subsequent explanation and practical training are facilitated. In the utility model, a fast charging and slow charging system is arranged for simulating the charging process of the power battery of the primary vehicle. According to the utility model, the motor load simulation device is arranged, so that different running processes of the vehicle are simulated, and the teacher is more facilitated to restore different fault phenomena, so that data detection is performed, and a data basis is provided for subsequent maintenance. According to the utility model, the circuit protection assembly is arranged, so that the overall safety of the circuit is improved, and the potential safety hazard is reduced.
In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer" orientation or positional relationship are merely for convenience of description and to simplify the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
The utility model has been described with respect to the above-described embodiments, however, the above-described embodiments are merely examples of practicing the utility model. It should be noted that the disclosed embodiments do not limit the scope of the utility model. On the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.
Claims (6)
1. A new energy automobile power battery management training platform comprises
The top of the cabinet body is provided with an insulating tabletop;
the display rack comprises a display board and a frame, and the frame is arranged on the insulating tabletop;
the novel energy automobile power battery management training platform is characterized by further comprising:
the power battery module comprises a module shell, copper bars and a battery pack shell, wherein the module shell is provided with six battery cabins, the module shell is fixed on the insulating tabletop, the battery pack shell is matched with the module shell, and the copper bars are arranged among the six battery cabins;
and the battery management system is arranged on the insulating tabletop and is matched with the power battery module.
2. The practical training platform for power battery management of a new energy automobile according to claim 1, further comprising a detection system, a circuit protection assembly, a fast and slow charging system and a motor load simulation device, wherein the detection system, the circuit protection assembly, the fast and slow charging system and the motor load simulation device are all arranged on the insulating tabletop.
3. The new energy automobile power battery management training platform of claim 2, wherein the fast and slow charging system comprises a fast charging high voltage cable, a slow charging high voltage cable, a charging relay, an alternating current charger, a pre-charging resistor, a pre-charging relay and a slow charging auxiliary power supply, the circuit protection component comprises a high voltage fuse, and the detection system comprises a hall current sensor.
4. The new energy automobile power battery management practical training platform of claim 3, further comprising an upper computer detection device, wherein the upper computer detection device comprises a power detection wire harness, a CAN box, a touch control integrated machine and an integrated machine support, the power detection wire harness and the CAN box are both arranged on the insulating tabletop, the power detection wire harness is connected with the battery management system, the integrated machine support is arranged on the frame, and the touch control integrated machine is arranged on the integrated machine support.
5. The new energy automobile power battery management training platform of claim 2, wherein the motor load simulation device comprises an operation console motor, a motor controller, an accelerator pedal, a high voltage control circuit, and a low voltage auxiliary control circuit.
6. The new energy automobile power battery management training platform of claim 1, further comprising a folding desktop, an operation console and a charging interface, wherein the folding desktop is connected with the insulating desktop, the operation console comprises a charging indicator light, a start switch and a scram switch, and the charging interface comprises a fast charging port and a slow charging port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322062823.4U CN220543484U (en) | 2023-08-02 | 2023-08-02 | New energy automobile power battery management practical training platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322062823.4U CN220543484U (en) | 2023-08-02 | 2023-08-02 | New energy automobile power battery management practical training platform |
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| Publication Number | Publication Date |
|---|---|
| CN220543484U true CN220543484U (en) | 2024-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322062823.4U Active CN220543484U (en) | 2023-08-02 | 2023-08-02 | New energy automobile power battery management practical training platform |
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| Country | Link |
|---|---|
| CN (1) | CN220543484U (en) |
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2023
- 2023-08-02 CN CN202322062823.4U patent/CN220543484U/en active Active
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