提出了一种新型的采用由电磁铁和永磁体组成的混合磁轴承的飞轮储能系统,分析了其工作原理,根据其特有的机械结构设计了基于DSP的轴向单自由度悬浮控制系统,并实现飞轮转子的稳定悬浮。实验结果表明,和传统电磁轴承相比,混合磁轴承具有机械结构简单、控制功率小、控制器成本低、易于实现等优点。 A new flywheel energy storage system using hybrid magnetic bearings consisting of electromagnets and permanent magnets is proposed. Its working principle is analyzed. Based on its unique mechanical structure, a DSP-based axial single-degree-of-freedom suspension control system is designed. And achieve a stable suspension of the flywheel rotor. The experimental results show that, compared with the traditional electromagnetic bearing, the hybrid magnetic bearing has the advantages of simple mechanical structure, small control power, low cost and easy realization of the controller.