DYXNYDC-06 Electric Vehicle Power Battery Drinking Experimental Device
Release time：2024-05-25 04:00viewed：times
1. Product introduction:
The lithium iron phosphate power battery pack assembly (8 strings of single cells) is selected, including the physical production of its battery management system (BMS), which truly presents the connection control relationship and installation between the core components of the power battery pack. location and operating parameters, as well as high-voltage system safety precautions; by comparing the circuit schematic diagram with the actual object, the decomposition and analysis of the power battery pack assembly (including battery pack assembly, battery management system, battery current and temperature sensor , and DC contactor) can be completed Practical tr*ning operations on assembly, single cell voltage and internal resistance testing. After being connected, the real and operational lithium power battery and management system fully demonstrate the structure and working process of the lithium power battery and management.
2. Functional features
1. The tr*ning platform is equipped with a lithium iron phosphate battery module (8 strings of single cells), including a battery management system (BMS) with balancing, current measurement, cell voltage detection, and high-precision coulomb counter. Functions: time scoring based on current, accurate calculation of rem*ning battery capacity, charging, LCD screen (2.3*9.3cm) display and other functions.
2. The battery pack can be powered on, clearly displaying the individual batteries and their grouping and wiring methods, and the battery module can be disassembled and assembled repeatedly.
3. The arrangement of the battery packs on the tr*ning platform meets the requirements of making it convenient for students to repeatedly disassemble and install battery modules.
4. The installation position of the BMS on the power battery pack and the electrical and mechanical connection method must be consistent with the original vehicle to meet the requirements of tr*nees to repeatedly disassemble and install the BMS.
5. The tr*ning platform is equipped with a battery charger , which can recharge the battery.
6. Students can conduct actual measurements of single cell voltage and internal resistance.
7. The battery box is made of transparent organic glass.
8. Meet the practical tr*ning of power battery pack testing and m*ntenance (including battery pack disassembly and assembly, battery charge and discharge testing, battery performance management system testing, and battery pack m*ntenance tr*ning).
9. The panel is made of 4mm thick aluminum-plastic plate, and the panel is UV flatbed printed with a color diagram; students can visually compare the diagram and the actual object to understand and analyze the working principle of the system.
10. There are detection terminals installed on the panel, which can directly detect the electrical signals of system circuit components on the panel, such as resistance, voltage, current, frequency signals, etc.
11. The equipment is composed of a vertical movable teaching board (with a schematic teaching board) and a horizontal placement platform (for installing the m*n components of the system).
12. The equipment frame is constructed of 40mm×40mm integrated all-aluminum alloy profiles, which is oil-resistant, corrosion-resistant and easy to clean. The table is 40CM wide and paved with 32mm thick colored high-density composite boards. It is durable and does not rust. It is equipped with swivel casters. Easy to move and equipped with locking mechanism .
13. Equipped with teaching materials such as practical tr*ning guides, which fully describe the working principles, practical tr*ning projects, fault settings and analysis and other key points.
14. Mechanical assembly and fitter assembly virtual simulation software: This software is developed based on unity3d, with optional 6-level image quality. It is equipped with the design and virtual disassembly and assembly of reducers and shafting structures, the design and simulation of common mechanical mechanisms, and a mechanism resource library. For a typical mechanical mechanism (virtual disassembly and assembly of a gasoline engine), the software is a whole software and cannot be individual resources.
A. Reducer design and virtual disassembly interface can choose worm gear bevel gear reducer, two-stage expanded cylindrical gear reducer, bevel cylindrical gear reducer, coaxial cylindrical gear reducer, bevel gear reducer, and one-stage cylindrical gear reducer. Gear reducer.
Worm bevel gear reducer: After entering the software, the assembly content is automatically played. Each step in the video has a text description
. Secondary expandable cylindrical gear reducer: After entering the software, the content is played in the form of a video. The video content should include: Part name ( Scan the QR code to see the names of parts), disassembly and assembly demonstration (including disassembly and assembly), virtual disassembly (including overall, low-speed shaft, medium-speed shaft, high-speed shaft, box cover, box seat)
conical cylindrical gear reducer, Coaxial cylindrical gear reducer, bevel gear reducer, first-level cylindrical gear reducer: click to enter and automatically jump to the edrawings interface. The models are all three-dimensional models . By clicking on the parts, the names of the parts are displayed, and the 360° view is av*lable Rotate, enlarge, reduce, translate, and at the same time, the entire reducer can be disassembled and assembled through the moving parts function. At the same time, you can select the home button to return to the original state of the reducer. The bevel gear reducer and first-stage cylindrical gear reducer have added the function of inserting a cross section, and the cross section can be freely dragged to observe the internal structure of the reducer.
B. Shaft structure design and virtual disassembly and assembly interface optional parts recognition, disassembly and assembly demonstration, and actual operation.
1. Parts recognition: three-dimensional model and part name including helical gear, non-hole end cover, coupling, coupling key, shaft, gear key, hole end cover, shaft sleeve, deep groove ball bearing, any All parts can be rotated 360°
2. Disassembly and assembly demonstration: There are 2 built-in cases. When you move the mouse to the position of a cert*n part (except the base and bearing seat), the part will automatically enlarge and the name of the part will be displayed. It is equipped with disassembly and Assembly button, the function is to automatically complete the disassembly and assembly of the shaft system structure by the software. All three-dimensional scenes can be rotated, enlarged, reduced and translated 360° in all directions.
3. Practical operation: The three-dimensional parts are neatly placed on the table. Students manually select the corresponding parts and move them to the shaft system structure. The parts can be installed only when they are placed in the correct order and in the correct position. There is a restart button to facilitate students to restart. Conduct virtual experiments. When you move the mouse to a cert*n part position (except the base and bearing seat), the part will automatically enlarge and the part name will be displayed.
C. Common mechanical mechanism design and simulation, optional hinge four-bar mechanism design and analysis, I\II type crank rocker mechanism design and analysis, offset crank slider mechanism design and analysis, crank swing guide rod mechanism design and analysis, hinge Four-bar mechanism with integrated trajectory, eccentric linear-acting roller push rod cam , and centering linear-acting flat-bottomed push rod cam .
1. Each mechanism should be able to input corresponding parameters, and the software can automatically calculate the parameters, and can perform motion simulation and automatically draw curves.
D. The mechanism resource library includes 11 types of planar link mechanisms, 5 types of cam mechanisms, 6 types of gear mechanisms, 8 types of transmission mechanisms, 11 types of tightening mechanisms, 6 types of gear tr*n mechanisms, and 8 types of other mechanisms (mechanical equipment simulation)
E , virtual disassembly and assembly of gasoline engines, optional crankcase assembly and disassembly demonstration, crankcase virtual assembly, valve tr*n assembly and disassembly demonstration, valve tr*n virtual assembly
1, crankcase assembly and disassembly demonstration and valve tr*n assembly and disassembly demonstration both have disassembly button, assembly button, restart, and decomposition observation button. When the mouse is moved to a cert*n part position, the part will automatically enlarge and the part name will be displayed. The software automatically completes the disassembly and assembly of the shaft system structure. When the decomposition observation button is used, the 3D model of the crankcase or gas distribution system automatically displays an exploded view, which can be rotated, enlarged, reduced, and translated 360°.
2. The 3D parts of the crankcase virtual assembly and the gas distribution system virtual assembly are neatly arranged When placed on the desktop, students manually select the corresponding parts and move them to the mechanism. The parts can be installed only when they are placed in the correct order and in the correct position. There is a restart button to facilitate students to re-perform the virtual experiment. When you move the mouse to cert*n part locations, the part names are automatically displayed.
3. Technical specifications
1. Power battery type: lithium iron phosphate battery
2. Single battery specification: 3.2V10AH
3. Power battery voltage and capacity: 3.2V10AH, 8 strings
4. Equipment external power supply: AC 220V±10% 50Hz (charging Working conditions)
5. Working temperature: -10℃～+50℃
6. Equipment dimensions (mm): 700*500*1500 (length*width*height)
7. Panel dimensions (mm): 648*713 (length *Wide)
4. Practical tr*ning items
1. Practical tr*ning on the structure and control principles of power battery packs (including BMS).
2. Functional understanding of the m*n components of the power battery pack (BMS).
3. Single battery charge and discharge experiment.
4. Single battery internal resistance test experiment.
5. Practical tr*ning on disassembly and assembly of power battery packs.
6. Battery management system (BMS) software diagnostic testing tr*ning.
5. Basic configuration:
lithium iron phosphate power battery pack and BMS assembly, BMS information display LCD screen (2.3*9.3cm), battery management system (BMS) APP software, emergency power-off switch, m*ntenance switch, current and temperature sensors, DC Contactor, discharge linear load, charger, integrated all-aluminum alloy profile mobile bench (700*500*1500mm with self-locking caster device, principle panel with installed detection terminals, panel 648*713mm), experimental plugging Wires and equipment operating instructions.
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