· Advanced lithiumiron phosphate battery has four major features:high safety,long cycle life, superior rate charge and discharge performance, and green and pollution-free;
· The system has high energy density and high charge-discharge conversion efficiency;
· BMS battery management system has multiple protection functions,the system is flexible and reliable, and can be expanded and upgraded;
· High modularity, simple structure, easy installation and maintenance.
The energy storage system consists of one energy storage system container with a total capacity of 2.1MWh, including the energy storage prefabricated cabin, which includes battery system, battery management system, PCS, UPS, air conditioning, lighting, fire protection, ventilation and power distribution. Access systems and other auxiliary components, and installation/maintenance channels are reserved in the energy storage prefabricated cabin; the 0.4kV low-voltage feeder cabinet is connected to the power grid system of the plant area to realize peak shaving, emergency power supply, demand management, energy saving, and load balancing. Dynamic capacity increase, improve power factor and other functions, the electrical topology of the energy storage system is as follows:
