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