I. Product Requirements
This platform is primarily designed to enhance students' skills in performance testing of power batteries. It allows testing of battery packs for specific charging and discharging modes, as well as for battery pack capacity, DC internal resistance, and other parameters. Comprehensive testing is conducted on the electrical performance of power batteries of different specifications according to testing standards, enabling a thorough and comprehensive evaluation of the quality of power batteries.
II. Product Configuration Requirements
This product is mainly composed of a metal frame for the power battery performance testing station, power battery, power battery testing equipment, testing system software, manual fault box, and an integrated teaching machine.
(1) Metal Frame for Power Battery Performance Testing Station
Dimensions: 1630mm*780mm*1730mm (Length*Width*Height)
(2) Testing Equipment (Basic Parameters)
Rated Power: 12KW
Power Supply: 380V AC±15%, Three-phase Five-wire System, Frequency 50Hz±5Hz
Charging/Discharging Output Voltage Range (Vdc): Charging Voltage: 0V-100V, Discharging Voltage: 0V-100V, Current Range: 0-±100A
Charging/Discharging Voltage Measurement and Control Accuracy: 0.05% FS + 0.05% RD
Output Voltage Resolution: ≤0.05% FSR
Output Current Range (Single Channel Current): -100 to 100A
Current Measurement and Control Accuracy: 0.05% FS + 0.05% RD
Output Current Resolution: ≤0.05% FSR
Output Voltage Ripple: ≤0.5% FSR
Sampling Speed: ≤10ms
Minimum Step Time: ≤100ms
System Energy Feedback Efficiency: ≥90%
(3) Teaching All-In-One Machine
System: Windows
Display Specifications: 55 inches
Memory: 8G + 512G
Processor: i5
Touch Screen: Multi-Touch Control Supported
(4) Power Battery
① Battery Management System
Operating Voltage Range: DC 9～36V
Operating Temperature Range: -40℃～85℃
Storage Temperature Range: -40℃～125℃
Operating Humidity Range (%): 0～95%
Single Cell Voltage Detection Range: 0～5V
Single Cell Voltage Sampling Accuracy: ≤5mV
Single Cell Voltage Sampling Frequency: ≤100ms
Total Voltage Detection Accuracy: <1%
Temperature Measurement Range: -40℃～125℃
Temperature Detection Accuracy: ±1℃
Current Detection Range: ≤75A
② Single Cell Battery
Voltage: 3.2V
Capacity: 30AH
Type: Lithium Iron Phosphate
③ Temperature Sensor
Normal Temperature Resistance: 1000Ω
Operating Temperature Range: -40℃～85℃
Storage Temperature Range: -40℃～125℃
Operating Humidity Range (%): 0～95%
Temperature Detection Accuracy: ±1℃
Terminal Type: Bolt Connection Terminal
④ High Voltage Relay
Contact Rated Current: 0～500A
Coil Voltage: 9～36V
Maximum Rated Operating Voltage: 0～2200V
Terminal Type: Bolt Connection Terminal
⑤ Pre-Charge Resistor
Resistance Value: 100Ω
Power Rating: 100W
Resistor Type: Wire-wound Resistor
Packaging Material: Industrial Aluminum
Lead Wire: Teflon High-Temperature Wire
Intelligent Teaching Platform for Drive Motor Performance Testing and Analysis
I. Product Requirements
This platform is designed to train students in performance testing of drive motors. It meets the requirements for testing the operating performance of drive motors to verify their performance post-assembly.
II. Product Configuration Requirements
This product is mainly composed of the following components: metal frame for drive motor performance testing station, magnetic levitation power dynamometer, permanent magnet synchronous motor, test support devices, cooling system, 11KW AC asynchronous motor driver, 5.5KW permanent magnet synchronous motor driver, AC/DC power supply, system control board, teaching display, and a manual fault box.
(1) Metal Frame for Drive Motor Performance Testing Station
Dimensions: 1630mm*780mm*1730mm (Length*Width*Height)
(2) Testing Equipment (Basic Parameters)
Rated Power: 11KW
Power Supply: 380V AC ±15%, Three-phase Five-wire System, Frequency 50Hz ±5Hz
(3) 11KW AC Asynchronous Motor Driver
Rated Power: 11KW
Rated Current: 25A
Peak Current: 29A
(4) 5.5KW Permanent Magnet Synchronous Motor Driver
Rated Voltage: 80V DC
(5) AC/DC Power Supply
Rated Voltage: 100V
Rated Current: 150A
(6) Permanent Magnet Synchronous Motor
Rated Voltage: 80V DC
Continuous Power: 5.5KW
Peak Power: 10.5KW
Continuous Torque: 30N.m
Peak Torque: 50N.m
Rated Speed: 1750rpm
Insulation Grade: H
Duty Cycle: S1
(7) Blower
Rated Power: 0.75W
Rated Voltage: 220V
Rated Current: 6.5A
Rated Frequency: 50Hz
Rated Speed: 2800rpm
Maximum Flow: 140m3/h
Maximum Positive Pressure: 16Kpa
Maximum Negative Pressure: 14Kpa
(8) Dynamometer
Speed Measurement Accuracy: ±0.1% FS
Torque Measurement Accuracy: ±0.2% FS
Torque Resolution: GZDL50B-11K: 0.01N.m
Speed Resolution: 0.1rpm
System Data Update Cycle: 20ms
System Power Supply: 220V AC, 50Hz
Operating Environment: 0℃-40℃
Rated Speed: 3000rpm
Maximum Speed: 6000rpm
Rated Torque: 35N.m
Torque Range: 60N.m
(9) Teaching All-In-One Machine
System: Windows
Display Specifications: 55 inches
Memory: 8G + 512G
Processor: i5
Touch Screen: Multi-Touch Control Supported
III. Specific Functional Requirements
(1) Metal Frame for Drive Motor Performance Testing Station
The equipment features an integrated structure with a shell made from ≥1.5mm thick cold-rolled plate, processed with acid washing, spraying, and silk screening. The main frame uses steel structure welding with anti-static coating, and external components include laser-cut and CNC machined structural parts. It also features lockable swivel casters for easy mobility and load-bearing.
(2) System Control Board
Measures motor parameters such as speed, torque, and output power. Connects to the teaching display and uses an interactive system to test motor characteristic curves.
Advanced Hardware Design: Integrates a high-efficiency STM32F4 chip with a 168MHz operating frequency and DSP instructions for enhanced computing power. Advanced pulse detection circuitry connects with most torque and speed sensors on the market.
Strong Anti-Interference Ability: Designed with electromagnetic compatibility considerations, using modular MCU design, effective signal isolation, and a 4-layer high-density printed circuit board to minimize external interference.
Includes 2 serial RS232 ports, 1 RS485 bus interface, 1 USB port, 1 CAN interface, and 1 Ethernet port for connectivity with computers or other RS485 devices.
Features intelligent PID control for automatic excitation current adjustment to maintain stable torque and speed.
Includes rapid testing algorithms for dynamic motor characteristic testing and allows manual or automatic load adjustment.
(3) Magnetic Levitation Power Dynamometer
Composed of a servo motor, encoder, tension and compression sensors, signal processing circuitry, and a base. Components are precisely calibrated to meet automotive-grade testing accuracy requirements.
(4) Cooling System
Includes a blower, silencer, and ventilation hose to connect with the magnetic levitation dynamometer. It extracts high-temperature gases generated during operation to cool the dynamometer, maintaining optimal working conditions.
(5) Manual Fault Box
Used with the drive motor and testing system to set faults, perform fault diagnosis, and measure data.