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Biodiesel can reduce emissions, improve fuel-system lubricity and use existing diesel infrastructure. But NACFE’s Messy Middle maintenance report says fleets must actively manage storage, cold-weather operation, filters and oil drain intervals to avoid problems.
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Portland, Ore.-based Shorepower Technologies has taken full control of the U. S. Department of Energy funding grant and now plans to expand its network of truck stop pedestals.
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To meet expected greenhouse gas/fuel efficiency standards, oil companies and engine makers have been busy developing a new standard for engine oils that will provide a new type of lower-viscosity oil to improve engine efficiency.
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Navistar has started customer shipments of its International DuraStar and WorkStar trucks with the company's 9.3-liter diesels fitted with selective catalytic reduction emissions-aftertreatment equipment.
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Alternative-fueled engine maker Power Solutions International has received certification from the U.S. Environmental Protection Agency that the company's 8.8-liter propane and natural gas fueled engine can be used for on-highway applications.
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Truckstop chain Pilot Flying J has struck a deal with federal prosecutors to avoid criminal prosecution over allegations it cheated fleets out of fuel rebates, but the agreement does not mean individuals are off the hook.
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The average U.S. cost of on-highway diesel has declined for the second straight week, hitting $3.894 per gallon, according to new U.S. Energy Department figures, as oil prices are also lower.
Read More →Clean Energy Fuels plans to double the compressed natural gas station capacity at Saddle Creek Transportation's natural gas station in Lakeland, Fla., and has opened two new locations in separate states.
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Environmental groups working hand in hand with trucking? "One of the key priorities for our organization over the coming years is to advance strong fuel efficiency and greenhouse gas standards in the heavy-duty truck space," says Jason Mathers with the Environmental Defense Fund. But he says he wants to do it in a way that makes sense for trucking businesses.
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The Peterbilt-Cummins SuperTruck project achieved almost-unheard-of gains of 68% in freight efficiency over a 24-hour duty-cycle, a 50% improvement in freight efficiency on an 11-hour drive-cycle and a 20% improvement in the thermal efficiency of the engine. How did they do it, and what does that mean?
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By the time the Cummins/Peterbilt SuperTruck made its public debut in February boasting 10.7 mpg, some contemporary trucks were achieving better than 8 mpg, and some super-fuel-conscious fleets boast even higher. While that may make the SuperTruck accomplishment seem slightly diminished, that 10.7-mpg milestone is only a small part of the story.
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