Remove Diesel Remove Economy Remove EPA Remove Kenworth
article thumbnail

Study Concludes That Class 8 Truck Fuel Consumption Could Be Reduced By Up to 50% By 2017 Using Existing and Emerging Technologies; Current Payback Requirements Could Forestall Implementation

Green Car Congress

Transportation sources accounted for approximately 40% of all GHG emissions in the US in 2006; medium- and heavy-duty vehicles (above 8,500 gross vehicle weight rating) represent about 22% of the transportation emissions, up from 15 percent in 1990, according to the EPA. Over a three year period and with a diesel fuel price of $2.50

2017 281
article thumbnail

Westport unveils next-generation High Pressure Direct Injection (HPDI 2.0) natural gas system for HD trucks

Green Car Congress

Westport HPDI uses natural gas as the primary fuel in a Diesel (compression ignition) cycle along with a small amount of diesel fuel as an ignition source. This allows small quantities of diesel fuel and large quantities of natural gas to be delivered at high pressure to the combustion chamber. Earlier post.). Westport HPDI 2.0

Gas 220