Inversion energy-saving control device and system, and energy-saving control method

The invention relates to the field of power saving environment protection, especially an inversion energy-saving control device. The device comprises a first charging controller, a commercial power charging controller, a storage battery, an electric energy meter, an inverter, and a microcontroller. The first charging controller and the commercial power charging controller carry out the charging of the storage battery, and the electric energy meter is used for measuring the charging and discharging process parameters of the storage battery. The inverter is connected with the storage battery, and the microcontroller is connected with the first charging controller, the commercial power charging controller, the electric energy meter and the inverter. The device is connected with an upper computer to form an energy-saving control system. In addition, the invention also provides an energy control method through the energy-saving control system, and the method comprises the steps that the upper computer decides whet