article thumbnail

CMU study highlights lower-cost design path to fuel economy compliance: acceleration trade-off

Green Car Congress

A team at Carnegie Mellon University has found that engineering design modifications that compromise other performance attributes—specifically acceleration—offer a pathway to reduce the cost to automakers of compliance with fuel economy standards. —Whitefoot et al.

article thumbnail

Gen 3 Ecodiesel in 2020 Ram 1500 EcoDiesel delivers 480 lb-ft, leading fuel economy

Green Car Congress

liter V-6 EcoDiesel is also expected to lead the segment on fuel economy. Pricing and fuel economy ratings will be announced closer to the truck’s on-sale date. liter EcoDiesel V-6 delivers increased torque and horsepower, along with fuel economy and minimal levels of noise, vibration and harshness (NVH).

article thumbnail

Ford tweaking calibrations to boost on-road fuel economy for MY2013 hybrids

Green Car Congress

Ford is boosting the on-road fuel economy performance of its 2013 model year hybrid vehicles in the US and Canada. Starting in August, the company will make calibration updates for owners at dealerships designed to improve on-road fuel economy of the 2013 Ford C-MAX Hybrid, 2013 Ford Fusion Hybrid and 2013 Lincoln MKZ Hybrid.

article thumbnail

2014 Cascadia Evolution Class 8 rig delivers 10.67 mpg on closed-track demo; 7% better fuel economy than EPA 2010 Cascadia in cross-country tour

Green Car Congress

The Freightliner Trucks 2014 Cascadia Evolution—powered only by the newly designed Detroit DD15 engine and featuring enhanced aerodynamic specs—delivered fuel economy of 10.67 Fuel consumption and distance traveled were again documented by ATDS. mpg US (22 L.100km) Freightliner Cascadia Evolution.

article thumbnail

Cummins announces fuel economy improvements for heavy-duty lineup

Green Car Congress

All ratings can be uniquely tailored with electronic features such as Load-Based Speed Control (LBSC), Gear-Down Protection (GDP) and Vehicle Acceleration Management (VAM) to maximize fuel economy and reduce overall operating costs. Earlier post.)

article thumbnail

Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Green Car Congress

At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 Cummins made extensive use of aluminium as well as space-saving design features for new engine weight control.

article thumbnail

WEC report: EVs need 16% market share by 2020 for fuel economy standards to be met

Green Car Congress

Electric vehicles (EVs) will need to increase their combined market share to 16% by 2020 for markets to achieve the aggressive fuel economy standards set by regulators, according to new research by the World Energy Council, the UN-accredited global energy body representing the entire energy spectrum.