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What is the maximum speed that a magnetic bearing can operate at?

April 26, 2017bearing MAGNETIC maximum operate speed

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What is the maximum speed that a magnetic bearing can operate at?

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Magnetic Bearings allow surface speeds up to and exceeding 250 m/s (4.5 million DN, where DN is the diameter of the rotor in mm times speed in rpm). The speed limit of magnetic bearings is a function of the material strength of the magnetic material on the rotating part.