Battery Management System
Battery Management System (BMS) Specifications
Key Features:
- Reliable & Stable Operation
- High-Performance Monitoring
- Established Brand Assurance
- Low Power Consumption & Cost-Effective
Three-Tier BMS Architecture:
The hierarchical BMS architecture consists of:
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Tier |
Functionality |
Key Responsibilities |
|
Master Control Layer (Top) |
System Coordination |
- State-of-Charge (SOC) estimation |
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- Fault diagnosis & reporting |
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- Vehicle/Grid communication interface |
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- System safety management |
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Slave Control Layer (Middle) |
Data Aggregation |
- Collects cell-level data from bottom layer |
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- Executes balancing commands |
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- Implements master control instructions |
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- Intermediate data processing |
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Cell Monitoring Layer (Bottom) |
Precision Measurement |
- Real-time voltage/temperature sensing per cell |
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- High-accuracy data acquisition (±0.5mV) |
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- Physical connection to battery packs |
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- Redundant measurement circuits |
Architectural Advantages:
1. Clear Functional Division
Each layer specializes in distinct operational aspects while maintaining seamless inter-layer communication.
2. Scalable Design
Supports expansion from 48V automotive systems to 1500V utility-scale ESS configurations.
3. Industry-Proven Stability
MTBF >100,000 hours with dual-redundant critical pathways.
4. Cross-Platform Compatibility
Certified for EV (GB/T 38661), stationary storage (IEC 62619), and industrial applications.
1. Master Control Layer: Global SOC estimation, fault diagnosis.
2. Slave Control Layer: Data aggregation, balance control.
3. Cell Monitoring Layer: Real-time voltage/temperature tracking.
- Reliable · High-Performance · Low Power Cost
