Hot Products
High-Voltage 5KWh LiFePO4 Battery System from China Suppliers | Reliable Energy Storage Factory
Product Features
Charge Battery within ONE HOUR
Remote Diagnosis & Upgrade
Auto Under-voltage Reboot
Self-designed BMS Protection
Grade A LiFePO4 Safety
Technical Description
| Model | Hades-48100 | Hades-9650 |
|---|---|---|
| Battery Type | Lithium Iron Phosphate Battery (LiFePO4 battery) | |
| Nominal Capacity | 100Ah (@0.5C, 25℃) | 50Ah (@0.5C, 25℃) |
| Nominal Voltage | 51.2V | 102.4V |
| Total Energy | 5120Wh | |
| Battery Working Voltage | 44.8 ~ 56.8V | 89.6 ~ 113.6V |
| Cell working Voltage | 2.5 ~ 3.65V | 2.5 ~ 3.65V |
| Continuous Current | 50A (charge / discharge) | 25A (charge / discharge) |
| Max. Continuous Current | 100A (charge / discharge) | 50A (charge / discharge) |
| Cycle Life | ≥6000 cycles (25℃±2℃ 0.5C @90%DOD 70%EOL) | |
| Ingress protection | IP21 | |
| Efficiency | ≥94% (25℃±2℃ 0.5C @90%DOD) | |
| Expansion capability | 10pcs max in series | |
| Working Environment | 0 ~ 45℃ (charge) 20 ~ 50℃ (discharge) ≤85% humidity |
|
| Storage Environment | -30℃～45℃ 5%～95% humidity |
|
| Weight | 108KG | |
| Dimensions (W x D x H, mm) | 445*550*133mm | |
| Design Life | 15 years | |
| Warranty Period | 5 years (10 years optional) | |
Tips About Lithium Battery
Brief Introduction of Battery Management System (BMS)
A Battery Management System (BMS) is a crucial component of modern battery packs, particularly for rechargeable battery technologies like LiFePO4 (Lithium Iron Phosphate). It ensures the battery operates within safe parameters and maintains optimal performance and longevity.
Key Functions of a Battery Management System (BMS)
1. Monitoring:
- Voltage: The BMS continuously monitors the voltage of each cell in the battery pack to ensure they are within safe operating limits.
- Current: It tracks the charging and discharging current to prevent overcurrent situations.
- Temperature: The BMS monitors the temperature of the battery cells and the overall pack to prevent overheating and ensure optimal performance.
2. Balancing:
- Cell Balancing: Ensures all cells in a battery pack are charged and discharged evenly. This prevents overcharging or undercharging of individual cells, which can lead to reduced performance and lifespan. Balancing can be passive (dissipating excess energy as heat) or active (redistributing energy among cells).
3. Protection:
- Over-charge Protection: Prevents cells from being charged beyond their maximum voltage, which can cause overheating or even explosions.
- Over-discharge Protection: Stops the battery from being discharged below a certain voltage to prevent damage to the cells.
- Over-current Protection: Prevents damage from excessive current during charging or discharging by disconnecting the load or charger.
- Short Circuit Protection: Immediately disconnects the battery in case of a short circuit to prevent damage and potential hazards.
- Temperature Protection: Shuts down the battery or reduces current flow if the temperature exceeds safe limits.
4. State of Charge (SoC) Estimation:
- Calculates the remaining capacity of the battery, providing an estimate of how much charge is left. This helps in managing energy use and predicting the battery's runtime.
5. State of Health (SoH) Monitoring:
- Assesses the overall health and capacity of the battery over time, indicating when the battery may need maintenance or replacement.
6. Communication:
- Interfaces with external devices and systems (e.g., chargers, inverters, and monitoring systems) using communication protocols like CAN, I2C, or RS485. This allows for remote monitoring and control, as well as integration with smart grids and energy management systems.
Components of a BMS
- Microcontroller / Processor: The brain of the BMS, processing data from various sensors and making decisions to protect and manage the battery.
- Voltage Sensors: Measure the voltage of each cell and the overall pack.
- Current Sensors: Measure the current flowing in and out of the battery pack.
- Temperature Sensors: Monitor the temperature of the cells and the battery pack.
- Balancing Circuits: Ensure equal charge among cells in the battery pack.
- Communication Interface: Enables data exchange between the BMS and external systems or devices.
Importance of a BMS in LiFePO4 Batteries
- Safety: LiFePO4 batteries are generally safer than other lithium-ion batteries, but a BMS adds an extra layer of protection against potential hazards such as over-charging, over-discharging, and short circuits.
- Longevity: Proper management of charge cycles, temperature, and cell balancing extends the lifespan of the battery.
- Performance: Ensures the battery operates efficiently, providing reliable power and maintaining capacity over time.
- Efficiency: Optimizes the charging and discharging processes, which enhances overall energy efficiency and reduces wastage.
A Battery Management System is essential for ensuring the safe, efficient, and reliable operation of LiFePO4 battery packs. By continuously monitoring and managing key parameters, a BMS helps maximize the performance and lifespan of the battery, making it a critical component in residential, commercial, and industrial energy storage solutions.
Frequently Asked Questions (FAQ)
Q: How fast can the Hades battery be fully charged?
The Hades battery features rapid charging capabilities that allow you to fully charge your battery within one hour.
Q: What is the cycle life and design lifespan of the battery?
The battery offers an exceptional cycle life of ≥6000 cycles (at 25℃, 0.5C, 90% DOD, 70% EOL) and is engineered with a design life of 15 years.
Q: What are the benefits of the self-designed BMS?
Our self-designed BMS provides comprehensive protection including over-charge, over-discharge, over-current, short circuit, and temperature protection, while also performing cell balancing to ensure safety and extend battery life.
Q: Can I expand the capacity of my battery system?
Yes, the system is designed with high expansion capability, supporting up to a maximum of 10 pieces connected in series.
Q: What is the standard warranty period?
The battery comes with a standard 5-year warranty period, with an optional extension to 10 years for long-term peace of mind.
Q: Does the system support remote management?
Yes, the battery system supports remote diagnosis and firmware upgrades, allowing for easy maintenance and optimization without physical intervention.