· High Precision: Accurate measurement of cell parameters for optimal grading.
· Multi-Channel Testing: Simultaneous testing of multiple cells to enhance throughput.
· Flexible Compatibility: Supports various cell formats, including prismatic, pouch, and cylindrical.
· Data Integration: MES-compatible for real-time data tracking and traceability.
· Safety Assurance: Comprehensive safety features, including temperature monitoring and fault alarms.
1. Cell Compatibility
· Cell Types: Prismatic, cylindrical, pouch.
· Cell Dimensions:
o Prismatic: 50 × 20 × 70 mm to 300 × 100 × 400 mm.
o Cylindrical: 18650, 21700, 4680.
o Pouch: 50 × 50 mm to 300 × 500 mm.
2. Measurement Capabilities
· Voltage Measurement:
o Range: 0–5 V.
o Accuracy: ±0.005 V.
· Current Measurement:
o Range: 0.1–200 A.
o Accuracy: ±0.05%.
· Capacity Measurement:
o Range: 0–500 Ah.
o Accuracy: ±0.1%.
· Internal Resistance Measurement:
o Range: 0.01–50 mΩ.
o Accuracy: ±0.1 mΩ.
3. Grading Parameters
· Sorting Criteria: User-defined thresholds for capacity, voltage, and resistance.
· Grading Groups: Up to 16 classification levels for precise grouping.
4. Testing Modes
· Charge/Discharge Cycle: Programmable current profiles for realistic performance evaluation.
· Constant Current (CC): Stable current for capacity grading.
· Constant Voltage (CV): Stabilized voltage for cell calibration
5. System Capacity
· Channel Count: 64–256 independent channels (expandable).
· Testing Throughput: Up to 1,000 cells per day.
· Cycle Time: Adjustable based on cell specifications and testing profiles
6. Data Management
· Data Acquisition: Real-time logging of cell performance data.
· Traceability: Unique serial number tracking for each cell.
· Integration: MES and ERP system compatibility for centralized data management.
· Reporting: Automated generation of grading reports and analysis charts.
7. Control System
· HMI: Intuitive touchscreen interface for operation and monitoring.
· PLC: Reliable control system for precise testing and safety management.
· Alarm System: Visual and audible alerts for fault conditions.
8. Safety Features
· Overcurrent Protection: Automatic shutdown for abnormal current levels.
· Overvoltage Protection: Prevents damage to cells due to excessive voltage.
· Thermal Monitoring: Real-time temperature monitoring with alerts.
· Emergency Stop: Accessible emergency stop buttons for immediate power cutoff
9. Mechanical Design
· Cabinet Dimensions: 2,000 × 1,200 × 1,800 mm (customizable).
· Weight: Approximately 1,500 kg.
· Cooling System: Integrated forced-air cooling for stable operation.
10. Power Requirements
· Input Voltage: AC 380V ±10%, 50/60 Hz, 3-phase.
· Power Consumption: ≤50 kW.
11. Environmental Requirements
· Operating Temperature: 15–35°C.
· Humidity: ≤70% RH (non-condensing).
· Cleanliness: Dust-free environment recommended for optimal performance.
