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Study finds wind concentrates pollutants with unexpected order in an urban environment

Green Car Congress

Cities—with their canyons, isolated greenery, and congested traffic—create seemingly chaotic and often powerful wind patterns known as urban flows. The paper by researchers from Arizona State University and Notre Dame is published in the American Institute of Physics (AIP) journal Physics of Fluids.

Pollution 231
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Xcel Energy, INL to use nuclear energy for clean hydrogen production; HTSE

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Xcel Energy also has a large amount of wind in its energy generation portfolio, which offers an opportunity to demonstrate how a nuclear plant’s electricity could be used to make hydrogen when wind energy satisfies grid demand.

Hydrogen 497
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EGEB: Oil kingdom Saudi Arabia launches its first wind farm, the Middle East’s largest

Electrek

In today’s Electrek Green Energy Brief (EGEB): Saudi Arabia’s first wind farm is now connected and producing clean energy. Arizona may get its very first electricity provider that offers 100% clean energy. UnderstandSolar is a free service that links you to top-rated solar installers in your region for personalized solar estimates.

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NREL study suggests cost gap for Western renewables could narrow by 2025

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A new Energy Department study conducted by the National Renewable Energy Laboratory (NREL) indicates that by 2025 wind and solar power electricity generation could become cost-competitive without federal subsidies, if new renewable energy development occurs in the most productive locations. Geothermal Power Generation Solar Wind'

Renewable 230
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NASA, Boeing finish tests of 757 vertical tail with active flow control technology

Green Car Congress

have completed wind tunnel testing of a full-scale Boeing 757 vertical tail model equipped with active flow control (AFC) technology. took place at the US Air Force’s Arnold Engineering Development Center’s 40- by 80-foot wind tunnel at Ames in Moffett Field, Calif. modified and refurbished the tail into a wind tunnel model.

Wind 230
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Lucid Motors unveils Lucid Air luxury electric sedan

Green Car Congress

The Lucid Air is also the most aero-efficient luxury car, with tests completed at Windshear’s advanced rolling-road wind tunnel verifying a coefficient of drag of 0.21. For owners charging their Lucid Air in real-world conditions on the road, that can translate into 300 miles of range in 20 minutes of charging.

Motor 414
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Energy Secretary Chu says US faces a new Sputnik Moment in Chinas clean energy successes

Green Car Congress

China is installing wind power at a faster rate than any nation in the world, and manufactures 40% of the world’s solar photovoltaic (PV) systems. It is home to three of the world’s top ten wind turbine manufacturers and five of the top ten silicon based PV manufacturers in the world. Renewable Energy.

Energy 342