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ORNL study finds best current use of natural gas for cars is efficient production of electricity for EVs

Green Car Congress

However, they also noted, high PTW efficiencies and the moderate fuel economies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. If CNG were to be eventually used in hybrids, the advantage of the electric generation/EV option shrinks. Their open access paper is published in the journal Energy.

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EPA, DOT Propose New Fuel Economy Labels; Addressing GHG Emissions, Fuel Consumption and Advanced Technology Vehicles

Green Car Congress

One label design prominently features a letter grade (ranging from A+ to D) to communicate the vehicle’s overall fuel economy and greenhouse gas emissions performance. A sample of the second proposed label for an extended range electric vehicle. Click to enlarge. Fuel Consumption: Combined city/highway gallons per 100 miles.

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Volkswagen Millerized 1.5 TSI ACT BlueMotion gasoline engine offers diesel-like fuel economy; derivatives may be applied in hybrid systems

Green Car Congress

l/100 km (49 mpg US). l/100 km/h (59 mpg US). By way of comparison: a conventional turbo system diverts part of the exhaust gas stream needed for the forced induction away from the turbine via a wastegate valve as a function of its operating state. The NEDC extra-urban figure drops as low as 4.0

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Audi launches next-gen A4 with new Millerized TFSI engine; g-tron model w/ Audi e-gas

Green Car Congress

All engines comply with the Euro 6 emission limits, so that the TDI has been labeled a clean diesel. US mpg) in the A4 Sedan, resulting in CO 2 emissions of 114 grams per kilometer (184 grams per mile). The turbocharger and its peripherals are optimized in all details to build up boost pressure rapidly. Compared with the 1.8

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Toyota’s new RAV4 plug-in hybrid SUV offers 39 miles AER, 90 MPGe

Green Car Congress

At the Los Angeles Auto Show, Toyota introduced its new plug-in hybrid (PHEV) RAV4 performance model with an estimated 302-horsepower, advanced all-wheel drive, sport-tuned suspension and exclusive design features. As a technology comparison, the 2006-2012 RAV4 offered an optional 269-hp, 3.5-liter

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Road Test: 2024 Cadillac XT4 Premium Luxury FWD

Clean Fleet Report

All of them outsell the Cadillac luxury sedans. All come with a turbocharged 2.0-liter liter 4-cylinder engine that puts out 235 horsepower and 258 pound-feet of torque (on premium gasoline), driving either the front or all-four wheels through a nine-speed automatic transmission with paddle shifters. mpg, same as the EPA.

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Full lifecycle CO2 of new Mercedes C-Class 10% less than outgoing model

Green Car Congress

CO 2 emissions of the C 180 in comparison to its predecessor [t/car]. Natural gas and crude oil are strongly influenced by fuel consumption during the use phase. The C 180 with manual transmission shows a drop in fuel consumption in comparison to its predecessor from between 7.6 l/100 km (31 mpg US and 31.8 l/100 km (36.8

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