article thumbnail

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

MPa enable the system to operate with very high thermal efficiency, exceeding even those of a large coal-generated power plant and nearly twice as efficient as that of a gasoline engine (about 25%). This configuration uses gas-foil bearings and includes a small turbine (red). Turbo-alternator-shaft design for the SNL S-CO 2 test loop.

article thumbnail

New Mexico EV Mandate Stands After Opposition from Car Dealers

The Truth About Cars

That effectively makes this piece an addendum to our recent Gas War article pertaining to the Californian emissions waiver. Democratic Governor Michelle Lujan Grisham has previously stated that New Mexico should push EVs as a way to address climate change and has been backed by the Albuquerque-Bernalillo County Air Quality Control Board.