To restrain the influence of armature reaction of PM BLDCM and improve the air gap flux density and torque,flux barriers were added to the rotor structure.

• 切向结构无刷直流电动机因其转子"聚磁"作用而具有较高的功率密度和转矩/电流比值,合理引入隔磁槽可以抑制电枢反应磁势的交轴分量,提高负载时的气隙磁密和电磁转矩。