The invention discloses an electronic quantity detection-based solar inverter system. The electronic quantity detection-based solar inverter system is characterized by mainly comprising a solar battery pack, a storage battery, a DC stabilizer, a DC filter and an inverter unit, wherein the storage battery is connected with the solar battery pack; the DC stabilizer is connected with the storage battery; and the DC filter and the inverter unit are connected with the DC stabilizer respectively. Power generation is carried out by solar energy; solar energy resources have no danger of exhaustion; resource distribution is wide; and the solar energy resources are environment-friendly to use and suitable for extensive promotion. By the electronic quantity detection-based solar inverter system, A DC load and an AC load can be simultaneously powered, so that the application range is improved. The inverter unit is used for converting a DC into an AC; the inversion efficiency is high; the electric energy loss is low in the inversion process; and the utilization rate of the electric energy is improved.