The utility model discloses a micro -grid system, including main devices such as energy storage, solar photovoltaic power generation facility, solar energy light and heat power generation facility, wind -force power generation facility, load, circuit breakers, can carry out the electricity generation characteristic research of the multiple distributed energy. This system adopts hybrid AC/DC type microgrid structure to segment through the circuit breaker on ac bus, different states combination through the circuit breaker can be unwind micro -grid system and make up, is convenient for study the seamless handover between control strategy, microgrid and the electric wire netting of microgrid, the technical research such as interconnection between the microgrid.