article thumbnail

Study finds rates of LDV fuel consumption in US peaked in 2004; indications of peak motorization

Green Car Congress

The bottom line, he concludes in this third report, is that “ We drive fewer light-duty vehicles, we drive each of them less, and we consume less fuel.”. Sivak examined the period from 1984 through 2011. These rates are down 16% to 17% from their peaks in 2004, except that the rate per vehicle is down 13% (from its peak in 2003).

2004 252
article thumbnail

Studies indicate US population has fewer light duty vehicles and drives them less

Green Car Congress

Michael Sivak at the University of Michigan Transportation Research Institute together suggest that the US now has—per person, per driver, and per household—fewer light-duty vehicles and that they are driven less than a decade ago. In the newer study, “ Has Motorization In The U.S.

Light 230
article thumbnail

Gasoline consumption per capita in 2020 was on par with that in 1965

Green Car Congress

Not coincidentally, the first Corporate Average Fuel Economy (CAFE) standards for new cars and light trucks became effective with 1978 model-year vehicles. Total consumption (millions of gallons). Therefore, the table below shows the consumptions per capita for selected years between 1965 and 2020. Consumption per capita (gallons).

2020 415
article thumbnail

2011 edition of EPA Fuel Economy Trends report shows several advanced powertrain technologies making significant gains

Green Car Congress

Light duty vehicle characteristics for seven model years. to 8.3%) and is projected to triple from MY 2009-2011 (to 13.7%); turbocharging is projected to double in MY 2011 (from 3.5% to 7.4%); cylinder deactivation is projected to nearly double in MY 2011 (from 6.4% share for MY 2011, up from 3.8% Click to enlarge.

article thumbnail

EPA: US greenhouse gases dropped 3.4% in 2012 from 2011; down 10% from 2005 levels

Green Car Congress

decrease in 2012 from 2011. The major contributors to the decrease in emissions from 2011-2012 were the decrease in energy consumption across all sectors in the US economy, and the decrease in carbon intensity for electricity generation due to fuel switching from coal to natural gas. in 2004, and since then have declined about 10%.

2005 252
article thumbnail

Achates Power developing light-duty two-stroke opposed-piston diesel engine: the OP4

Green Car Congress

The OP4 light-duty opposed-piston diesel. Achates Power, which is developing a family of two-stroke, compression-ignition (CI) opposed-piston (OP) engines, has designed and is developing a light-duty diesel concept engine, the OP4. Light-duty OP4. In catalyst light-off mode, the OP4 showed a NO x flow rate of 0.9

Light 225
article thumbnail

Evonik debuts at Auto Shanghai 2011; focus on technologies for lower-carbon vehicles

Green Car Congress

For the first time at the event, Evonik Industries will demonstrate a wide range of applications for cars at the 14 th Shanghai International Automobile Industry Exhibition (Auto Shanghai 2011) from April 21 to 28 in Shanghai, China. China’s overall auto sales rose 32.4% million units in 2010.

2011 210