Product definition and importance:
Centralized Energy Storage PCS PCB assembly is one of the core components in the energy storage system, responsible for converting DC power in the energy storage device into AC power, or exchanging energy with the power grid. As a bridge connecting the energy storage device and the power grid, its performance directly affects the efficiency, stability and safety of the entire energy storage system. At the same time, its development history is closely related to power electronics technology, semiconductor technology and automated production technology. With the vigorous development of the new energy industry and the growing demand for energy storage, the technical level of energy storage converter PCBA is also constantly improving.
Product specifications:
① Power level: According to the needs of the energy storage system, the power level of the centralized energy storage converter PCBA can reach 200kw-5000kw to meet large-scale energy storage applications.
Total configuration of energy storage system: 100MW/150MWh Single energy storage unit: 5MW/7.5MWh
② Voltage range: Supports a wide range of DC input voltage to adapt to the voltage characteristics of different energy storage batteries.
③ Efficiency: High-efficiency design ensures minimal loss during energy conversion and improves overall system energy efficiency.
Protection function: Integrates multiple protection functions such as overvoltage, overcurrent, short circuit, and overtemperature to ensure safe operation of the system.
Product performance characteristics:
① High safety
Adopt multiple power supply methods such as battery, AC, UPS, etc. to ensure the safety of control system power supply;
With multi-dimensional fault detection and protection function, in addition to the conventional body protection of the converter, PCS and BMS, EMS have coordinated protection, with ms-level power failure detection function to ensure battery and system safety.
② High reliability
Redundant design of external communication interface, support EMS, PMS dual network communication, high reliability;
The heat dissipation adopts a combination of internal and external circulation design, and the top adopts elbow air duct design to ensure effective air intake and efficient heat dissipation in all weather environments, ensuring a longer life of the device.
③ High system efficiency
Adopting three-level topology and efficient modulation algorithm, the maximum conversion efficiency is greater than 99%, and the standby loss is less than 0.2% of the rated power.
Future development trend of the product:
① Higher power level: With the continuous advancement of energy storage technology, the Centralized Energy Storage PCS PCB assembly will be further improved in the future.
② Higher energy efficiency: Improve energy conversion efficiency by optimizing circuit design and adopting new materials.
Why choose us:
BQC provides PCB Assembly service for battery energy storage related,
Why us?
√ 18-year experience of EMS Turnkey service; ISO9001, ISO13485, ISO14001, IATF16949
√Involved in BESS PCBA assembly since 2013 for worldwide top 10 customers
√ Support the most reliable BMS solutions with the highest level safety standard
√ Energy storage turnover related: 2,500+ MWh /year
FAQ:
1. Q1:What service do you have?
A: We provide turnkey solution including SMTDIP, components sourcing, final products assembly
2.Q: What is neededfor quote?
A:Quote quantity, whether you accept the alternative components, Bom list and PCB gerberfie.
3. What's our PCBA manufacturing productivity?
A:①SMT productivity: 12 complete automatic SMI production lines, populating 14 million dots per day.
② DIP productivity: 2 DIP manual insertion production lines, assemble 0.5 million dots per day.
③Hand Soldering: 2 hand soldering lines and solder 0.18million dots per day.
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