Remove Diesel Remove Downsizing Remove Fuel Economy Remove Resource
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 diesel weighs 362 lbs (164 kg), while the ECS weighs 152 lbs (69 kg). Earlier post.).

article thumbnail

ICCT working paper highlights benefits of current and emerging light-duty diesel technology; “promising pathway for compliance”

Green Car Congress

The International Council on Clean Transportation (ICCT), one of the organizations at the root of uncovering the Volkswagen diesel emission scandal ( earlier post ), has published a new analysis of developments and trends in advanced diesel engine technology. —Isenstadt and German (2017). Background.

Diesel 186
article thumbnail

Downspeeding and supercharging with transmission optimization can deliver fuel economy improvement over downspeeding and turbocharging

Green Car Congress

Researchers from Southwest Research Institute (SwRI) and Eaton have demonstrated the application of downspeeding and supercharging a diesel vehicle, in conjunction with optimizing transmission gear ratios and the shift schedule, to deliver a greater improvement in fuel economy than a downsped and turbocharged configuration.

article thumbnail

MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

Green Car Congress

CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. —“Technology Feasibility for Heavy-Duty Diesel Trucks in Achieving 90% Lower NO x Standards in 2027”. Source of data: US EPA (2019). Chart: MECA. NO x is a precursor for both ground level ozone and secondary PM 2.5

Emissions 291
article thumbnail

Navigant forecasts global road transportation energy consumption to increase 25% by 2035; 84% from conventional fuels

Green Car Congress

Conventional fuels (e.g., gasoline and diesel) represent the bulk of energy consumption throughout the forecast period. However, Navigant foresees that the consumption of gasoline will slowly decrease as alternatives and diesel become more popular in light-duty vehicle (LDV) segments. Source: Navigant Research. Click to enlarge.

article thumbnail

Westport and GTI awarded $900,000 to advance natural gas combustion technology; ESI with high frequency corona discharge ignition

Green Car Congress

Using 100% dedicated natural gas as fuel, Westport’s ESI technology optimizes the combustion and thermal efficiencies of the engine by taking full advantage of the ultra-high octane performance fuel properties of natural gas. Westport will contribute approximately $250,000 in additional funds for a total of $1.15

Gas 150
article thumbnail

Former Commerce and Transportation Secretary Norman Mineta urges technology neutral policies in reaching proposed CAFE standards

Green Car Congress

The White Paper was published by the US Coalition for Advanced Diesel Cars, a national organization focused on promoting technology neutral policies and the energy efficiency and environmental benefits of advanced clean diesel technology. Current fuel economy policy clearly demonstrates this fact.

Standards 247