Pure electric battery management training platform

Abstract

The invention relates to a pure electric battery management practical training platform which comprises a practical training platform body, a charging practical training module, a battery management system module and a demonstration board. The battery management system module receives system state setting data issued by the upper computer through a data interaction function, and sets a system component line to be in a fault state through a system state setting function; the fault state is access, open circuit, intermittent open circuit or virtual connection; the battery management system module detects data of a system component line through a system detection function and outputs a value to the display screen for displaying; and the battery management system module receives fault contents uploaded by a plurality of clients through a data interaction function, and judges whether the fault contents uploaded by the clients are right or wrong according to the fault states. According to the invention, a plurality of students can perform interactive answering through the client, so that the improvement of the teaching effect is influenced.

Description

Technical Field

[0001] The present application relates to the technical field of new energy vehicle battery management training, and in particular to a pure electric battery management training platform. Background Art

[0002] With the growing awareness of environmental protection and the demand for energy conservation and emission reduction, the popularity of new energy vehicles is increasing. New energy vehicles cover a variety of energy vehicles other than traditional gasoline and diesel engines, such as pure electric vehicles, hybrid vehicles, hydrogen energy vehicles and solar vehicles. These vehicles have low exhaust emissions and less pollution to the environment, so they are becoming more and more popular among the public. New energy vehicles usually use non-traditional automotive fuels as a power source, or use traditional fuels with new on-board power devices. They combine advanced power control and drive technologies to form vehicles with advanced technical principles, innovative technologies and structures. Pure electric vehicles specifically use a single battery as a power source for energy storage, and use the battery to supply power to the motor to drive the motor to run, thereby driving the car. Pure electric vehicles have various types of rechargeable batteries, including lead-acid batteries, nickel-cadmium batteries, nickel-metal hydride batteries and lithium-ion batteries, which provide power for pure electric vehicles. At the same time, pure electric vehicles also rely on batteries to store electrical energy, drive the motor to run, and ensure the normal driving of the vehicle.

[0003] In the teaching process of new energy vehicle related majors, teachers often use multimedia teaching platforms to explain the structural principles of electric vehicles, but this teaching method is not convenient for multiple students to interactively answer questions at the same time, thus affecting the improvement of teaching effectiveness. Summary of the invention

[0004] Based on this, the purpose of this application is to provide a pure electric battery management training platform that can overcome the shortcomings of the prior art.

[0005] In order to achieve the above purpose, the technical solution adopted in this application is:

[0006] A pure electric battery management training platform, comprising: a training platform body, a charging training module, a battery management system module and a teaching board;

[0007] The training platform body includes an operating platform, on which the charging training module includes a charging pile, a charging gun, a DC-DC conversion module, a CAN charging module, a shifting device and a power battery pack; the battery management system module includes a system detection function, a system status setting function and a data interaction function; the teaching board is vertically connected to the operating platform, and the teaching board includes a display screen and a circuit schematic diagram of the charging pile, the display screen is used to display the system detection data output by the battery management system module, and the circuit schematic diagram is used to illustrate the circuit connection relationship between the charging pile, the charging gun, the DC-DC conversion module, the CAN charging module, the shifting device and the power battery pack;

[0008] The battery management system module receives the system status setting data sent by the upper computer through the data interaction function, and sets the system component circuit to a fault state through the system status setting function; the fault state is open circuit, intermittent open circuit or virtual connection; the battery management system module detects the data of the system component circuit through the system detection function and outputs the value displayed on the display screen; the battery management system module receives the fault content uploaded by multiple clients through the data interaction function, and judges the correctness of the fault content uploaded by each client according to the fault state.

[0009] As an implementation manner, the system detection function of the battery management system module is used to detect BMS data information, status information and fault information and transmit them to the display screen, so that the display screen displays the BMS data information, status information and fault information.

[0010] As an implementation mode, the system detection function of the battery management system module is used to detect the slowing down of the relay closing speed during the power-on process, the power-off process, and the charging process, so as to indicate the working condition of the corresponding relay through the indicator light in the circuit diagram of the teaching board.

[0011] As an implementation mode, the system detection function of the battery management system module is used to perform vehicle charging system maintenance, vehicle charging system function inspection, and AC charging port measurement.

[0012] As an implementation mode, the system detection function of the battery management system module is used to: when the system has a single battery cell, total battery voltage, charging temperature, discharging temperature, SOC that is too high or too low, determine whether the system has a primary fault, a secondary fault, or a tertiary fault; when pre-charging fails, the temperature is abnormal, the voltage collection is abnormal, the current collection is abnormal, or the total insulation voltage is abnormal, report the fault according to the primary fault, the secondary fault, or the tertiary fault.

[0013] As an implementation mode, the system status setting data includes single cell voltage, single cell pressure difference, discharge temperature, battery temperature difference, insulation resistance, battery SOC, battery total voltage, discharge current, charging current, charging temperature, feedback current and charging voltage, and each parameter includes primary mode parameters, secondary mode parameters and tertiary mode parameters respectively.

[0014] As an implementation manner, the gear shifting device includes an ignition switch and a gear engaging mechanism.

[0015] As an implementation mode, the power battery pack includes an isolation box, a transparent upper cover and a power battery; a containing cavity is provided in the isolation box, the power battery is located in the waiting area, and the transparent upper cover is covered on top of the isolation box.

[0016] As an implementation manner, a heat dissipation fan is provided on one side of the isolation box.

[0017] As an implementation mode, the charging pile has an input protection function and an output protection function; the input protection function includes overvoltage protection and undervoltage protection, and the output protection function includes short circuit protection and leakage protection.

[0018] Compared with the traditional technology, the pure electric battery management training platform described in this application has the following beneficial effects:

[0019] The present application can display the system detection data output by the battery management system module through the display screen of the teaching board, and illustrate the circuit connection relationship between the charging pile, charging gun, DC-DC conversion module, CAN charging module, shift device and power battery pack through the circuit schematic diagram of the teaching board, so that users can view the system detection data and understand the circuit connection relationship. It can also receive the system status setting data issued by the host computer through the data interaction function of the battery management system module, and set the system component circuit to a fault state through the system status setting function, so that the display screen displays the data of the system component circuit in the fault state, and then receive the fault content uploaded by multiple clients through the data interaction function of the battery management system module, and judge the correctness of the fault content uploaded by each client according to the fault state, so that multiple students can interact and answer questions at the same time, thereby improving the teaching effect.

[0020] For better understanding and implementation, the present application is described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic diagram of a pure electric battery management training platform according to an embodiment of the present application;

[0022] Figure 2 This is a schematic diagram of a charging training module of a pure electric battery management training platform according to an embodiment of the present application.

[0023] 1. Training platform body; 3. Teaching board; 31. Display screen; 33. Circuit diagram; 51. Charging pile; 53. DC-DC conversion module; 55. CAN charging module; 57. Shift device; 59. Power battery pack. DETAILED DESCRIPTION

[0024] In order to make the objectives, technical solutions and advantages of the present application more clear, the embodiments of the present application will be further described in detail below with reference to the accompanying drawings.

[0025] It should be clear that the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the embodiments of the present application.

[0026] When the following description relates to the accompanying drawings, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. In the description of the present application, it should be understood that the terms "first", "second", "third", etc. are only used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence, nor can they be understood as indicating or implying relative importance. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to the specific circumstances. The singular forms of "a", "said" and "the" used in the present application and the appended claims are also intended to include the majority form, unless the context clearly indicates other meanings. The words "if" / "if" used herein can be interpreted as "at the time of" or "when" or "in response to determination".

[0027] In addition, in the description of this application, unless otherwise specified, "plurality" means two or more. "And / or" describes the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone. The character " / " generally indicates that the associated objects are in an "or" relationship.

[0028] See also Figure 1 , which is a schematic diagram of a pure electric battery management training platform according to an embodiment of the present application, including: a training platform body 1, a charging training module, a battery management system module and a teaching board 3;

[0029] The training platform body 1 includes an operating platform, on which the charging training module includes a charging pile 51, a charging gun, a DC-DC conversion module 53, a CAN charging module 55, a shift device 57 and a power battery pack 59; the battery management system module includes a system detection function, a system status setting function and a data interaction function; the teaching board 3 is vertically connected to the operating platform, and the teaching board 3 includes a display screen 31 and a circuit diagram 33 of the charging pile 51, the display screen 31 is used to display the system detection data output by the battery management system module, and the circuit diagram 33 is used to illustrate the circuit connection relationship between the charging pile 51, the charging gun, the DC-DC conversion module 53, the CAN charging module 55, the shift device 57 and the power battery pack 59;

[0030] The battery management system module receives the system status setting data sent by the upper computer through the data interaction function, and sets the system component circuit to a fault state through the system status setting function; the fault state is open circuit, intermittent open circuit or virtual connection; the battery management system module detects the data of the system component circuit through the system detection function and outputs the value to be displayed on the display screen 31; the battery management system module receives the fault content uploaded by multiple clients through the data interaction function, and judges the correctness of the fault content uploaded by each client according to the fault state.

[0031] The pure electric battery management training platform can be connected to the client via wireless Wifi or USB, wherein the pure electric battery management training platform can be connected to multiple clients at the same time via wireless Wifi. The client can be a software program running on a mobile electronic device such as a mobile phone or a tablet computer.

[0032] In a feasible embodiment, the system detection function of the battery management system module is used to detect BMS data information, status information and fault information and transmit them to the display screen 31, so that the display screen 31 displays BMS data information, status information and fault information.

[0033] In a feasible embodiment, the system detection function of the battery management system module is used to detect the slowing down of the relay closing speed during the power-on process, the power-off process, and the charging process, so as to indicate the working condition of the corresponding relay through the indicator light in the circuit diagram 33 of the teaching board 3.

[0034] In a feasible embodiment, the system detection function of the battery management system module is used to perform vehicle charging system maintenance, vehicle charging system function inspection, and AC charging port measurement.

[0035] In a feasible embodiment, the system detection function of the battery management system module is used to: when the system has a single battery, total battery voltage, charging temperature, discharging temperature, SOC that is too high or too low, determine whether the system has a primary fault, a secondary fault, or a tertiary fault; when pre-charging fails, the temperature is abnormal, the voltage collection is abnormal, the current collection is abnormal, or the total insulation voltage is abnormal, report the fault according to the primary fault, the secondary fault, or the tertiary fault.

[0036] In a feasible embodiment, the system status setting data includes single cell voltage, single cell voltage difference, discharge temperature, battery temperature difference, insulation resistance, battery SOC, battery total voltage, discharge current, charging current, charging temperature, feedback current and charging voltage, and each parameter includes primary mode parameters, secondary mode parameters and tertiary mode parameters respectively.

[0037] In a feasible embodiment, the shift device 57 is an ignition switch and a gear engaging mechanism.

[0038] In a feasible embodiment, the power battery pack 59 includes an isolation box, a transparent upper cover and a power battery; a containing cavity is provided in the isolation box, the power battery is located in the waiting area, and the transparent upper cover is covered on top of the isolation box.

[0039] In a feasible embodiment, a heat dissipation fan is provided on one side of the isolation box.

[0040] In a feasible embodiment, the charging pile 51 has an input protection function and an output protection function; the input protection function includes overvoltage protection and undervoltage protection, and the output protection function includes short circuit protection and leakage protection.

[0041] Compared with the traditional technology, the pure electric battery management training platform described in this application has the following beneficial effects:

[0042] The present application can display the system detection data output by the battery management system module through the display screen 31 of the teaching board 3, and illustrate the circuit connection relationship between the charging pile 51, the charging gun, the DC-DC conversion module 53, the CAN charging module 55, the shift device 57 and the power battery pack 59 through the circuit diagram 33 of the teaching board 3, so that users can view the system detection data and understand the circuit connection relationship. The data interaction function of the battery management system module can also be used to receive the system status setting data sent by the upper computer, and the system status setting function can be used to set the system component circuit to a fault state, so that the display screen 31 displays the data of the system component circuit in the fault state, and then the data interaction function of the battery management system module receives the fault content uploaded by multiple clients, and judges the correctness of the fault content uploaded by each client according to the fault state, so that multiple students can interact and answer questions at the same time, thereby improving the teaching effect.

[0043] The device embodiments described above are merely illustrative, wherein the components described as separate parts may or may not be physically separated, and the parts displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the present application. Ordinary technicians in this field can understand and implement it without creative work.

[0044] Those skilled in the art will appreciate that the embodiments of the present application may be provided as methods, systems, or computer program products. Therefore, the present application may adopt the form of a complete hardware embodiment, a complete software embodiment, or an embodiment in combination with software and hardware. Moreover, the present application may adopt the form of a computer program product implemented in one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) that include computer-usable program code.

[0045] The present application is described with reference to the flowcharts and / or block diagrams of the methods, devices (systems), and computer program products according to the embodiments of the present application. It should be understood that each process and / or box in the flowchart and / or block diagram, as well as the combination of the processes and / or boxes in the flowchart and / or block diagram, can be implemented by computer program instructions. These computer program instructions can be provided to a processor of a general-purpose computer, a special-purpose computer, an embedded processor, or other programmable data processing device to generate a machine, so that the instructions executed by the processor of the computer or other programmable data processing device generate instructions for implementing the processes in the flowchart and / or block diagram. Figure 1 A process or multiple processes and / or boxes Figure 1These computer program instructions can also be stored in a computer-readable memory that can guide a computer or other programmable data processing device to work in a specific way, so that the instructions stored in the computer-readable memory produce a product including an instruction device, which implements the function selected in the process. Figure 1 A process or multiple processes and / or boxes Figure 1 function selected in a box or multiple boxes.

[0046] These computer program instructions can also be loaded onto a computer or other programmable data processing device so that a series of operating steps are executed on the computer or other programmable device to produce a computer-implemented process, thereby providing instructions for implementing the process in the computer or other programmable device. Figure 1 A process or multiple processes and / or boxes Figure 1 steps for the function selected in a box or multiple boxes.

[0047] In a typical configuration, a computing device includes one or more processors (CPU), input / output interfaces, network interfaces, and memory.

[0048] The memory may include non-permanent memory in a computer-readable medium, random access memory (RAM) and / or non-volatile memory in the form of read-only memory (ROM) or flash RAM. The memory is an example of a computer-readable medium.

[0049] Computer readable media include permanent and non-permanent, removable and non-removable media that can be implemented by any method or technology to store information. Information can be computer readable instructions, data structures, program modules or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), static random access memory (SRAM), dynamic random access memory (DRAM), other types of random access memory (RAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), flash memory or other memory technology, compact disk read-only memory (CD-ROM), digital versatile disk (DVD) or other optical storage, magnetic cassettes, magnetic tape disk storage or other magnetic storage devices or any other non-transmission media that can be used to store information that can be accessed by a computing device. As defined herein, computer readable media does not include temporary computer readable media (transitory media), such as modulated data signals and carrier waves.

[0050] It should also be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, commodity or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, commodity or device. In the absence of more restrictions, the elements defined by the sentence "comprises a ..." do not exclude the existence of other identical elements in the process, method, commodity or device including the elements.

[0051] The above are only embodiments of the present application and are not intended to limit the present application. For those skilled in the art, the present application may have various changes and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A pure electric battery management training platform, characterized by: include: Training platform body, charging training module, battery management system module and teaching board; The training platform body includes an operating platform, on which the charging training module includes a charging pile, a charging gun, a DC-DC conversion module, a CAN charging module, a shifting device and a power battery pack; the battery management system module includes a system detection function, a system status setting function and a data interaction function; the teaching board is vertically connected to the operating platform, and the teaching board includes a display screen and a circuit schematic diagram of the charging pile, the display screen is used to display the system detection data output by the battery management system module, and the circuit schematic diagram is used to illustrate the circuit connection relationship between the charging pile, the charging gun, the DC-DC conversion module, the CAN charging module, the shifting device and the power battery pack; The battery management system module receives the system status setting data sent by the host computer through the data interaction function, and sets the system component circuit to a fault state by using the system status setting function; the fault state is a circuit, a circuit break, an intermittent circuit break or a virtual connection; the battery management system module detects the data of the system component circuit through the system detection function and outputs the value to be displayed on the display screen; The battery management system module receives fault contents uploaded by multiple clients through a data interaction function, and determines whether the fault contents uploaded by each client are correct or not according to the fault status.

2. The pure electric battery management training platform according to claim 1 is characterized by: The system detection function of the battery management system module is used to detect BMS data information, status information and fault information and transmit them to the display screen, so that the display screen displays the BMS data information, status information and fault information.

3. The pure electric battery management training platform according to claim 1 is characterized in that: The system detection function of the battery management system module is used to detect the slowing down of the relay closing speed during the power-on process, the power-off process, and the charging process, so as to indicate the working condition of the corresponding relay through the indicator light in the circuit diagram of the teaching board.

4. The pure electric battery management training platform according to claim 1 is characterized in that: The system detection function of the battery management system module is used to perform vehicle charging system maintenance, vehicle charging system function inspection, and AC charging port measurement.

5. The pure electric battery management training platform according to claim 1 is characterized in that: The system detection function of the battery management system module is used to: determine whether the system has a primary fault, a secondary fault, or a tertiary fault when the system has a single battery, a total battery voltage, a charging temperature, a discharging temperature, or a SOC that is too high or too low; and report a fault based on the primary fault, the secondary fault, or the tertiary fault when pre-charging fails, the temperature is abnormal, the voltage collection is abnormal, the current collection is abnormal, or the total insulation voltage is abnormal.

6. The pure electric battery management training platform according to claim 1 is characterized by: The system status setting data includes single cell voltage, single cell pressure difference, discharge temperature, battery temperature difference, insulation resistance, battery SOC, battery total voltage, discharge current, charging current, charging temperature, feedback current and charging voltage, and each parameter includes primary mode parameters, secondary mode parameters and tertiary mode parameters respectively.

7. The pure electric battery management training platform according to claim 1 is characterized by: The gear shifting device comprises an ignition switch and a gear engaging mechanism.

8. The pure electric battery management training platform according to claim 1 is characterized by: The power battery pack includes an isolation box, a transparent upper cover and a power battery; a containing cavity is provided in the isolation box, the power battery is located in the waiting area, and the transparent upper cover is covered on top of the isolation box.

9. The pure electric battery management training platform according to claim 8, characterized in that: A heat dissipation fan is provided on one side of the isolation box.

10. The pure electric battery management training platform according to claim 1, characterized in that: The charging pile has an input protection function and an output protection function; the input protection function includes overvoltage protection and undervoltage protection, and the output protection function includes short circuit protection and leakage protection.

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