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High-Voltage LiFePO4 Lithium Battery System 5KWh - China Suppliers and Factory for Efficient Energy Storage Solutions
Product features
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Charge Your Battery within ONE HOUR
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Remote Diagnosis & Upgrade
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Auto Under-voltage Reboot
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Self-designed BMS protects batteries
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Grade A LiFePO4 battery assures 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)
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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.
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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).
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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.
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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.
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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.
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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
How fast can the Hades series batteries be charged?
The Hades series batteries feature rapid charging capabilities that allow you to charge your battery fully within one hour.
What is the expected cycle life and lifespan of these batteries?
These batteries offer a cycle life of ≥6000 cycles (measured at 25℃±2℃, 0.5C, @90% DOD, 70% EOL) and have a total design life of 15 years.
How does the built-in BMS protect the LiFePO4 battery?
The self-designed Battery Management System (BMS) protects the battery by providing over-charge, over-discharge, over-current, short circuit, and temperature protection, ensuring the battery operates within safe limits.
What is the difference between the Hades-48100 and Hades-9650 models?
The Hades-48100 has a nominal voltage of 51.2V and a capacity of 100Ah, while the Hades-9650 has a nominal voltage of 102.4V and a capacity of 50Ah. Both models share a total energy capacity of 5120Wh.
What warranty is provided with these battery systems?
The product comes with a standard warranty period of 5 years, with an optional extended warranty of 10 years.
Does the battery support remote management and upgrades?
Yes, the system supports remote diagnosis and upgrades, allowing for easy maintenance and system optimization.