Patent ID: 7371134
Filing Date: 2008-05-13
Classification: B63H,B63J,H02K,Y02T

Abstract:
1. A system for use with a ship having a hull, the system comprising: an azimuthing pod configured to be attached to the hull; a rotatable support member configured to interface a stationary reference frame in the hull to a rotating reference frame in the azimuthing pod; a superconducting motor positioned within the azimuthing pod; a refrigeration system including: a compressor; a cryogenic refrigeration module coupled to the compressor; and a transfer system configured to circulate a coolant between the cryogenic refrigeration module and the superconducting motor, the cryogenic refrigeration module and the compressor being positioned within the hull of the ship and at least one of the cryogenic refrigeration module and the compressor being positioned on the rotatable support member within the hull of the ship.