Sandia progressing to demo stage with supercritical CO2 Brayton-cycle turbines; up to 50% increase in efficiency of thermal-to-electric conversion
Green Car Congress
MARCH 4, 2011
In its final configuration, the TAC uses gas foil bearings, a high speed permanent magnet motor/alternator and labyrinth gas seals to reduce the rotor cavity pressure. The S-CO 2 system is also very compact, meaning that capital costs would be relatively low. A power production loop is located at the Arvada, Colo.,
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