1MWH system

　　1MWH subsystem configurations: battery batteries 300AH and 174 300AH batteries connected in series to the battery pack , the battery pack in parallel three groups , received the DC cabinet, and then connect with the bi-directional converter . System configuration 2 1MW such subsystems.

　　Basic parameters :

　　1) 1MWH an energy storage power station, the total number of batteries to 1044 , model LY-300AH lithium battery.

　　2 ) Discharge time 4 hours , the discharge power 0.25MW; charging time 8 hours , charging power 0.125MW.

　　3) 500kW DC current cabinet of two , 500KW bidirectional converter 2

　　4 ) battery holder covers ( including aisles ) of approximately 200 square meters.

　　Run

　　Energy storage power plants currently in operation mode is 23:00 to 7:00 in the morning to 0.125C rate charge 8 hours during the day to 0.25C discharge rate four hours . Users can be set according to the actual situation , can also be adjusted in real time .

　　No. Name Quantity Remark

　　A battery system unit 1MWh including battery pack and BMS

　　2 500KW bidirectional converter 2 SS500K

　　3 500KW DC bus cabinet 2 PMD-D500K

　　4 DC cable for the battery pack to the DC bus between cabinet

　　5 DC cable to be used between the DC bus converter cabinet

　　6 BMS 2 sets of battery status monitoring