27 Apr '14, 3pm

Why Little APUs Can Save Giant Amounts Of Diesel Fuel

By John Voelcker 239 views Apr 27, 2014 Follow John Add to circle Reddit This! Share on Facebook Share on Twitter Semi trailer Enlarge Photo If you've never heard of an APU, you may not be a long-haul trucker. The acronym stands for auxiliary power unit, in this case a generator or other form of generating electricity to run auxiliary services like air conditioning in the sleeper cabs of Class 8 over-the-road sleeper tractors while drivers are taking rest breaks during long trips. MORE: Chevy Volt, Nissan Leaf Ready Second Acts (Video) It turns out that adding APUs to semis can save an enormous amount of diesel fuel as opposed to the historic practice of keeping the truck's main diesel engine idling all night to generate power. Now a recent blog post by Navigant Research points out that APUs offer the potential of saving 500 million gallons of diesel fuel each year. Some A...

Full article: http://www.greencarreports.com/news/1091733_why-little-ap...

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