article thumbnail

Sandia team puts power into local grid with supercritical CO2 closed-loop Brayton-cycle turbine

Green Car Congress

Sandia National Laboratories researchers recently delivered electricity produced by a new power-generating system to the Sandia-Kirtland Air Force Base electrical grid. The system uses heated supercritical carbon dioxide instead of steam to generate electricity and is based on a closed-loop Brayton cycle.

Grid 396
article thumbnail

EIA: California drought will decrease hydropower, increase natural gas use and CO2 emissions

Green Car Congress

The extended drought in California could cut the state’s summer electricity generation from hydropower nearly in half compared with normal precipitation conditions, according to an analysis by the US Energy Information Administration (EIA). Figure 2 data source: US Energy Information Administration, Electric Power Monthly.

article thumbnail

CESifo: EVs not the best option for reduction in on-road CO2 in Germany given power mix

Green Car Congress

According to a new study published by the ifo Institue Center for Economic Studies (CESifo) in Germany, EVs will barely help cut CO 2 emissions in the country over the coming years, as the introduction of electric vehicles does not necessarily lead to a reduction in CO 2 emissions from road traffic given the current power generation mix.

Germany 406
article thumbnail

Audi opens power-to-gas facility in Werlte/Emsland; e-gas from water, green electricity and CO2

Green Car Congress

Audi’s e-gas plant. Audi has opened its e-gas plant in Werlte, making it the first automobile manufacturer to develop a chain of sustainable energy carriers. The Audi e-gas plant, which can convert 6MW of input power, utilizes renewable electricity for electrolysis to produce oxygen and hydrogen. Click to enlarge.

article thumbnail

Supreme Court curbs EPA authority to regulate CO2 from power plants

Green Car Congress

The issue here is whether restructuring the Nation’s overall mix of electricity generation, to transition from 38% coal to 27% coal by 2030, can be the “best system of emission reduction” within the meaning of Section 111. Under our precedents, this is a major questions case. . … For the reasons given, the answer is no. New York v.

EPA 321
article thumbnail

Audi e-gas plant qualified to participate in balancing market to stabilize grid

Green Car Congress

The Audi e-gas plant in the city of Werlte in Lower Saxony ( earlier post ) produces CO 2 neutral-fuel (synthetic methane from water, renewable electricity and CO 2 ); it now also contributes toward stabilizing the public power grid. This therefore considerably increases the overall efficiency of the Power-to-Gas/biogas plant.

Grid 150
article thumbnail

Tesla nickel supplier BHP building off-grid solar & battery storage systems for mining

Teslarati

Tesla nickel supplier BHP announced that construction on one of the world’s largest off-grid mining solar and battery energy storage systems has started. The solar farms and battery will be integrated into TransAlta’s Northern Goldfields remote power grid, replacing power currently supplied by diesel and gas.

Grid 98