The invention discloses a modular household light storage system capable of automatically scheduling energy and a control method. The modular household light storage system comprises an energy storagebattery, a light storage integrated converter, a battery management system, an energy management system, a photovoltaic module, a power grid, a user load and a direct current bus; wherein the energystorage battery, the light storage integrated converter, the battery management system and the energy management system are placed in an electric box; the photovoltaic module, the power grid, the userload and the direct current bus are arranged outside the electric box; the energy storage battery, the light storage integrated converter, the battery management system and the energy management system are placed in an electric box; the energy storage battery, the photovoltaic assembly, the power grid and the user load are connected to the direct current bus through the light storage integrated converter. The input end of the energy management system is connected with the photovoltaic module, the power grid, the user load and the battery management system arranged on the energy storage battery. The output end of the energy management system is connected with the light storage integrated converter, and according to the light storage system, the problems that an existing photovoltaic powergeneration system is unstable, intermittent, low in photoelectric efficiency and difficult to maintain can be solved.