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COOLING ASSEMBLY FOR ELECTRICAL MACHINES AND METHODS OF ASSEMBLING THE SAME

United States Patent Application

20140100114
A1
View the Complete Application at the US Patent & Trademark Office
A cryocooler assembly for cooling a field winding of an electrical machine having an axis of rotation is provided. The assembly includes a cryocooler and a reservoir coupled in flow communication to the cryocooler and configured to contain a cooling agent. A flow assembly is coupled in flow communication to the reservoir. The flow assembly includes a first flow loop coupled in flow communication to the reservoir; a second flow loop coupled in flow communication to the reservoir; and a plurality of flow members coupled in flow communication to the first flow loop and the second flow loop and coupled to the field winding. Each flow member is configured to thermosiphon the cooling agent in a first state from the reservoir and in a second state to the reservoir.
Stautner, Ernst Wolfgang (Niskayuna, NY), Laskaris, Evangelos Trifon (Schenectady, NY), Haran, Kiruba Sivasubramaniam (Clifton Park, NY), Fair, Ruben Jeevanasan (Niskayuna, NY), Longtin, Randy Scott (Schenectady, NY), Hou, Suyu (Niskayuna, NY), Lopez, Fulton Jose (Clifton Park, NY)
GENERAL ELECTRIC COMPANY (Schenectady NY)
13/ 646,966
October 8, 2012
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH & DEVELOPMENT [0001] This disclosure was made with Government support under contract number DE-EE0005143 awarded by the Department of Energy (DOE). The Government has certain rights in the disclosure.