LLNL study shows integrated vehicles shapes decrease body-axis drag for increased fuel efficiency
Green Car Congress
JULY 2, 2021
Although heavy vehicles comprise just 4% of all on-road vehicles, they are responsible for more than 20% of all transportation-related fuel consumption and greenhouse gas emissions. A truck model in the NASA Ames 7x10 wind tunnel. Every 1% reduction in drag leads to a 0.45% reduction in fuel use for a heavy vehicle at highway speeds.
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