Power management system based on electrical energy storage technique

The utility model discloses a power management system based on electrical energy storage technique, including voltage reducing module, rectifier module, intelligence switch A, storage battery, dc -to-ac converter, stepup transformer and intelligence switch B, voltage reducing module, storage battery and intelligence switch B are connected respectively to the electric main, and voltage reducing module still connects rectifier module, and rectifier module still connects intelligence switch A and storage battery respectively, the utility model discloses power management system based on electrical energy storage technique combines together mains power supply and battery energy storage technique, controls through intelligence switch, and the preferential mains power supply that uses when the commercial power has the electricity, during the mains failure, the automatic switch -over is supplied power to storage battery to effective continuity of guaranteeing the power supply, its applicationrange is more extensive,