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Active Bearings

An active magnetic bearing (AMB) uses electromagnetic actuators in order to control the position of the rotor or levitated object in general. Any degree of freedom can be stabilized using an AMB …

Contribution: LCM

Passive Bearings

Passive magnetic bearings (PMB) achieve contact-free levitation of an object by permanent magnetic attractive or repulsive forces. Depending on the configuration, stabilization in radial, axial…

Bearingless Motors
Contribution: JKU

Hybrid / Bearingless

bearingless drive is a special form of an AMB. The term bearingless originates from the same idea as the term sensorless. In a sensorless drive, there are no discrete sensor units for measuring the …