Cold structural enclosure for multi-pole rotor having super-conducting field coil windings.
First Claim
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1. A rotor for a synchronous machine comprising:
- a rotor core;
a plurality of super-conducting coil windings arranged around the rotor core;
a plurality of coil support beams each attached to one of the coil windings and secured to the rotor core, wherein said coil support beams are each separated from said rotor core and are each seated in a respective longitudinal recess in the rotor core, and a coil support cylinder fitted over an outside surface of said beams, wherein said support cylinder, coil support beams and coil windings are at cryogenic temperatures.
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Abstract
A rotor for a synchronous machine is disclosed having: a rotor core having a rotor axis; at least one super-conducting coil winding arranged around the rotor core; at least one pair of coil support beams attached to the coil winding and secured to the rotor core, wherein said coil support beams are separated from the rotor core, and a cold coil support cylinder fitted over an outside surface of said beams.
97 Citations
18 Claims
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1. A rotor for a synchronous machine comprising:
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a rotor core;
a plurality of super-conducting coil windings arranged around the rotor core;
a plurality of coil support beams each attached to one of the coil windings and secured to the rotor core, wherein said coil support beams are each separated from said rotor core and are each seated in a respective longitudinal recess in the rotor core, and a coil support cylinder fitted over an outside surface of said beams, wherein said support cylinder, coil support beams and coil windings are at cryogenic temperatures. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A rotor for a synchronous machine comprising:
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a rotor core having a rotor axis and having a plurality of planar outer surfaces extending a length of the rotor core;
at least one super-conducting coil winding mounted on the rotor core and having end sections extending beyond the rotor core;
at least one pair of coil support beams having an inner slot support for the coil winding, said beams symmetrically arranged around the core, and said beams separated by a gap from said core, wherein said outer support beams have outer surfaces radially outward of at least one of the planar outer surfaces of the rotor core and, a plurality of torque rods spanning and connecting opposite coil support beams, wherein said torque rods are offset from and symmetrically arranged about an axis of the rotor. - View Dependent Claims (17, 18)
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Specification