Double-stator flywheel energy storage device and method

The invention discloses a double-stator flywheel energy storage device and method. The double-stator flywheel energy storage device comprises a rotating shaft, a stator and a rotor, wherein the stator comprises a two-phase winding stator and a three-phase winding stator, and the two-phase winding stator and the three-phase winding stator are arranged on the two sides of the rotor respectively; the rotor comprises a rotor end disc, each side of the rotor end disc is provided with a double-layer hybrid permanent magnet, and the permanent magnets on the two sides of the rotor end disc are symmetrically arranged and have the same magnetizing direction. The two-phase winding stator and the three-phase winding stator are arranged at the same time, flywheel charging and discharging are achieved, and the diversified power supply requirements of the flywheel energy storage device are met. 本发明公开了一种双定子飞轮储能装置及方法，包括：转轴以及分别设置在转轴上的定子和转子；其中，所述定子包括两相绕组定子和三相绕组定子，两相绕组定子和三相绕组定子分别设置在转子的两侧；所述转子包括转子端盘，转子端盘的每一侧，均设有双层混合永磁体，转子端盘两侧的永磁体