Permanent magnet bearings is one kind of magnetic bearings by using permanent magnet to levitate rotor.
永磁轴承是利用永磁材料产生的磁场力将转轴悬浮起来工作的一类磁力轴承。
The rotor of the motor consisted of permanent part and electrical magnetic part, the two parts had the same axis direction and share one armature.
该电动机的转子由永磁体和辅助电励磁两部分组成，同轴安装，共用一个电枢绕组。
Put pulley and rotor of the centrifugal together and made full use of magnetic field, the centrifugal permanent-magnet direct-current generator reduces the cost.
离心式永磁直流发电机把皮带轮与离心式转子设计为一体，磁场得到了充分利用，降低了成本。
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