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EPA fuel economy report finds weight and power leveling off, footprint stable

Green Car Congress

EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report is the authoritative reference for real-world fuel economy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975.

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EPA Trends on EVs and PHEVs; beginning of a “measurable and meaningful impact” on new vehicle fuel economy and emissions

Green Car Congress

With alternative fuel vehicles now approaching 1% of new vehicle production, however, they are in fact beginning to have a “ measurable and meaningful impact ” on overall new vehicle fuel economy and CO 2 emissions. In the analysis, EPA uses overall fuel economy in mpg equivalent (mpge) and tailpipe CO 2 emission values.

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EPA annual trends report finds new vehicle fuel economy at record 24.1 mpg; new powertrain technologies rapidly gaining share

Green Car Congress

EPA released the latest edition of its annual report on trends in CO 2 emissions, fuel economy and powertrain technology for new personal vehicles in the US. Fuel economy has now increased in eight of the last nine years; average carbon dioxide emissions are also at a record low of 369 g/mile in model year 2013.

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2014 Honda Accord PHEV EPA-certified at 115 MPGe, on sale 15 Jan with MSRP of $39,780; LEV3/SULEV20 compliance

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Separately, the Accord Hybrid, also featuring Honda’s new two-motor hybrid system, will launch nationwide next summer with anticipated fuel economy ratings of 49/45/47 city/hwy/combined (4.8/5.2/5.0 The revised 2013 Honda Crosstour and 2013 Honda CR-Z also made their auto-show debuts. l/100km respectively).

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Promising Delphi 1st-gen Gasoline Direct Injection Compression Ignition engine meeting ultra fuel efficient program targets

Green Car Congress

In a presentation at the SAE 2014 High Efficiency IC Engine Symposium and then in a paper given at SAE 2014 World Congress, Mark Sellnau, Engineering Manager, Delphi Advanced Powertrain, reported that Brake Specific Fuel Consumption for the 1.8L Very low fuel consumption, NO x , and PM emissions were measured. CNL (combustion noise).

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Honda launches 2017 Accord Hybrid; 2nd generation two-motor hybrid powertrain

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Honda has launched the 2017 Accord Hybrid ( earlier post ) at its dealers in the US. Featuring an advanced second-generation two-motor hybrid powertrain, the 2017 Accord Hybrid midsize sedan delivers peak total system output of 212 hp, best-in-class EPA fuel economy ratings of 49/47/48 mpg US (4.8/5.0/4.9 Hybrid Drive Operation.

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Concept: Honda RD Developing Variable Compression Ratio Engine with Dual Piston Mechanism

Green Car Congress

Engineers from Honda R&D Co., improvement in fuel economy in operation over the Japanese 10-15 cycle. For this reason, a VCR mechanism has been focused to achieve further fuel economy and power performance in automobiles employing downsizing technology and/or new combustion technology. Kadota et al.

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