Remove Exhaust Remove Fleet Remove Maintenance Remove Statistics
article thumbnail

Study finds fleet switch from PFI to GDI engines will result in net reduction in global warming

Green Car Congress

A new study quantifying emissions from a fleet of gasoline direct injection (GDI) engines and port fuel injection (PFI) engines finds that the measured decrease in CO 2 emissions from GDIs is much greater than the potential climate forcing associated with higher black carbon emissions from GDI engines. —Saliba et al. of the data.

Fleet 207
article thumbnail

BMW Technology Day 2009: Focus on Aerodynamics, Two New Engines and 8-Speed Transmission

Green Car Congress

BMW has been able to deliver significant improvements in its fleet CO 2 emissions over the past few years. According to statistics compiled by the German Motor Vehicle Registration Authority cited by BMW, the average fuel consumption of all BMW and MINI vehicles registered in Germany in 2008 is 5.9 EfficientDynamics.

BMW 199
article thumbnail

Growth Energy and Ethanol Producers Request Waiver Allowing E15 from EPA

Green Car Congress

In his speech, General Clark said that Growth Energy made the request to raise the cap based on multiple sources of scientific data showing that E15 has no adverse effects on a car’s performance, maintenance, or emissions controls. No statistically significant change was detected. Earlier post.).

EPA 150
article thumbnail

Shanghai OnStar launches four new key service packages

Green Car Congress

Shanghai OnStar has upgraded its key service portfolio by rolling out four innovative new service packages covering mobile apps, security and safety, smart fleet management and telematics data reports. It is a leading provider of safety, maintenance and telematics services for vehicles manufactured and sold in China by GM.

China 150
article thumbnail

NREL review of E15 effects on MY2001 and later cars finds no meaningful differences with E10

Green Car Congress

The main conclusions of NREL’s analysis were: Several of the studies tested relatively large numbers of engines or vehicles, including the Coordinating Research Council’s (CRC) engine durability study (28 engines); the University of Minnesota’s in-use fleet study (80 vehicles); and the US DOE’s catalyst durability study (82 vehicles).

2001 300
article thumbnail

Using the PHEV (Plug-In Hybrid Electric Vehicle) to Transition Society Seamlessly and Profitably From Fossil Fuel to 100% Renewable Energy

Green Car Congress

The alternative-fuel car evolved to reduce exhaust emissions and other problems derived from burning fossil fuels. Appendix D: Vehicle Driving Statistics. All we really need in addition to fleets of new paradigm vehicles are additional solar and wind generation sources. by Professor Andrew Alfonso Frank. slow charge. References.

PHEV 150