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Forced air stator ventilation system and stator ventilation method for superconducting synchronous machine

Image Number 8 for United States Patent #6882068.

A synchronous electromagnetic machine is disclosed having: a rotor coupled to a rotor cooling system; a stator around the rotor and separated from the rotor by an annular gap between the rotor and an inner surface of the stator, wherein the stator includes stator cooling passages; a stator ventilation system in fluid communication with the stator cooling passages, and the ventilation system including a cooling fluid driving device such as a stator mounted fan.

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