DYXNYDQ-02 New Energy Vehicle Electric Air Conditioner Experimental Device
Release time：2024-05-24 07:54viewed：times
1. Product Introduction
: Pure electric vehicle *r conditioning and heating systems are selected to truly demonstrate the structure and control principles, installation locations and operating conditions of the core components of pure electric vehicle *r conditioning and heating systems, and tr*n students on pure electric vehicle *r conditioning and heating systems. Wind system fault analysis and processing capabilities. It is suitable for all kinds of colleges and universities to provide theoretical and m*ntenance tr*ning for pure electric vehicle *r conditioning and heating systems in terms of disassembly, assembly and m*ntenance, structure and principle understanding, system operation, functional dynamic demonstration, fault detection and diagnosis teaching needs.
2. Functional features
1. Each m*n component is installed on the platform, ret*ning the original vehicle electrical connection method and actual vehicle functions. It can be easily disassembled and assembled after power f*lure, and tr*ns students to master *r conditioning and heating system components during the disassembly, assembly and wiring process. Key points for disassembly and inspection.
2. Air conditioning and heating tr*ning platform power supply: 48V.
3. Operate the *r conditioning control panel switch to truly demonstrate the working process and working principle of the *r conditioning system.
4. There are high and low pressure gauges and *r inlet and outlet temperature gauges installed on the panel, which can display the parameter changes of *r conditioning pipeline pressure and *r inlet and outlet temperature in real time.
5. The equipment provides a working platform for students to practice refrigerant filling , leak detection and other practical operations.
6. The panel is made of 4mm thick aluminum-plastic plate, and the vertically installed panel is UV flatbed inkjet printed with a complete color standard system drawing board; students can visually compare the drawing board with the actual object to understand and analyze the working principle of the system.
7. 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.
8. Install a fault simulation system, which can realize fault setting and diagnosis and elimination of low-voltage circuit systems. It can set up 12 common fault settings and assess fault points.
9. The equipment frame is constructed of two integrated all-aluminum alloy profiles, 40mm×40mm and 40mm×80mm, which are oil-resistant, corrosion-resistant and easy to clean. The table is 40CM wide and paved with 32mm thick colored high-density composite boards, which is durable and rust-free. , with 4 swivel casters with self-locking devices for easy movement.
10. Supporting teaching materials such as practical tr*ning (experiment) instructions, including working principles, practical tr*ning projects, fault settings and analysis and other key points.
11. Install safety protection devices: emergency stop switch, mechanical m*n power switch, m*ntenance switch, protective cover for rotating parts, high-voltage safety protection devices and warning prompts.
12. 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 the 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. Both the crankcase assembly and disassembly demonstration and the gas distribution system assembly and disassembly demonstration are equipped with disassembly buttons, assembly buttons, restart, and disassembly observation buttons. When the mouse is moved to a cert*n part position, the part will automatically enlarge and the part name will be displayed. , the function is to automatically complete the disassembly and assembly of the shaft system structure by the software. When using the decomposition observation button, 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. Overall dimensions (mm): 1500×700×1700 (length×width×height)
2. Panel dimensions (mm): 1448×940mm (length*width)
3. Mobile casters: 100*60mm
4 .Operating temperature: -40℃～+50℃
5. Electric *r conditioning compressor and controller: DC48V 0.8kw vortex DC heating and cooling
6. Lithium iron phosphate power battery pack power supply: 48V20AH with charger
7. High voltage and high current relay : Coil voltage: 12VDC, maximum rated working voltage: 1000VDC, rated current: 400A.
4. Practical tr*ning (experimental) project
1. Pure electric vehicle *r conditioning and heating system m*ntenance and m*ntenance, operation, structural principle and function understanding, fault diagnosis and rep*r;
2. Practice basic skills such as refrigerant filling and leak detection. Operation;
3. Working principle and pin definition of electric vehicle *r conditioning compressor, common faults and replacement;
4. Working principle and pin definition of electric vehicle *r conditioning controller, common faults and replacement;
5. Basic configuration
ignition switch, electric vehicle *r conditioner compression machine, expansion valve assembly, dryer assembly, blower assembly, condenser, cooling electronic fan, electric *r conditioning compressor controller assembly, *r conditioning evaporation box assembly, charger and charging interface, charging cord, DC- DC converter, lithium battery pack, *r conditioner operation panel, high and low voltage *r conditioner pressure gauge, heating module assembly, m*n power switch, emergency stop switch, DC contactor, auxiliary battery (12V45AH), and integrated all-aluminum alloy profiles. Bench (1500×700×1700mm with self-locking caster device, principle panel with installation detection terminals, panel 1448×940mm), fault simulation and troubleshooting device, equipment operating instructions.
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