The invention relates to a double PWM inverter with energy capable of bidirectionally flowing, which comprises an AC / DC module, a DC_Bus module, a DC / AC module and a new energy access unit, wherein the AC / DC module, the DC / AC module and the new energy access unit are connected with the DC_Bus module respectively. Compared with the prior art, the double PWM inverter has high power factor and low harmonic pollution, particularly the bidirectional flowing characteristic of the energy, and is suitable to be used in solar grid connection; and the novel power electronic technology can effectively reduce the device loss, improve the electric energy conversion efficiency of an electric energy transducer, inhibit most electric energy quality problems of a low-voltage distribution network, improve the power supply quality and the operation stability of the low-voltage distribution network, and provides satisfactory power supply sources, power supply stability and power supply electric energy quality for power supply users.