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The 2022 FuelEconomy Guide, released by ORNL for the DOE/EPA fueleconomy.gov website, provides up-to-date information on fueleconomy, environmental and safety data, so consumers can choose the most fuel-efficient vehicle that meets their needs. Credit: Andrew Sproles/ORNL, U.S.
vehicle fueleconomy. Specifically, this study examines actual fueleconomy of cars and light trucks (pickup trucks, SUVs, and vans) from 1966 through 2019. (My Calculated vehicle fueleconomy is available going back to 1923. This is the latest of my occasional updates on long-term trends in U.S.
A team from the University of Tennessee and the National Renewable Energy Laboratory (NREL) has the fuel savings due to fueleconomy improvements over the past 43 years amount to approximately two trillion gallons of gasoline. Fleet-wide fueleconomy gains produced large fuel savings. Greene et al.
vehicle fueleconomy. Specifically, this study examines actual fueleconomy of cars and light trucks (pickup trucks, SUVs, and vans) from 1966 through 2017. Calculated vehicle fueleconomy is available going back to 1923. This is the latest of my occasional updates on retrospective, long-term trends in U.S.
Improving fueleconomy exhibits diminishing returns in fuel savings, according to a brief analysis by the US Energy Information Administration (EIA). Similarly, the fuel and cost savings of improving fueleconomy from 12 mpg to 15 mpg are the same as increasing from 30 mpg to 60 mpg.
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 fueleconomy (CAFE) target of 26 mpg (9.05 Cost of the new engine relative to gasoline baseline. Earlier post.). l/100 km) for a vehicle of that size.
Researchers at the US Department of Energy’s Pacific Northwest National Laboratory (PNNL) have developed an onboard separation system that could support increased fueleconomy and lower greenhouse gas emissions as part of an octane-on-demand fuel-delivery system. Unfortunately, these engines exacerbate engine knock.
The average fuel-economy (window-sticker) value of new vehicles sold in the US in October was 24.8 Vehicle fueleconomy is up 4.7 Sales-weighted window sticker (adjusted) fueleconomy. l/100km), up 0.2 mpg since October 2007 (the first month of their monitoring). Click to enlarge.
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 fueleconomy and CO 2 emissions. In the analysis, EPA uses overall fueleconomy in mpg equivalent (mpge) and tailpipe CO 2 emission values.
EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and FuelEconomy Trends. The report is the authoritative reference for real-world fueleconomy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975.
According to the Federal Highway Administration, the average fueleconomy for all light vehicles on the road today is 22.3 The Federal tax on gasoline is 18.4 cents per gallon, and each state has a gasoline tax, ranging from 8.95 Based on a vehicle with an average fueleconomy of 22.3 cents in Alaska to 58.7
According to the US Department of Energy (DOE) Vehicle Technologies Office (VTO), for the 2021 model year, the median driving range of all-electric vehicles (EV) was 234 miles while the median range for gasoline vehicles was 403 miles. Median and Maximum Range for Model Year 2021 Vehicles by Fuel Type.
Using current technologies, all evaluated biofuel, battery electric, and hydrogen fuel cell vehicle pathways offer significant C2G GHG emissions reduction compared to the current gasoline internal combustion engine vehicle. Key assumptions for these two scenarios (e.g., powertrain efficiency, component weights, etc.)
Diesel will surpass gasoline as the number one transportation fuel worldwide by 2020 and continue to increase its share through 2040, according to ExxonMobil’s recently published Outlook For Energy: A View To 2040. Sources for fueleconomy gains in light-duty vehicles. Click to enlarge. Source: ExxonMobil Outlook.
This analysis examines the effect of this downturn in driving on gasoline consumption (both total and per capita), and places the consumption in 2020 in a historical context. The results show that gasoline consumption per capita in 2020 was on par with that 55 years ago. Total consumption. Total consumption (millions of gallons).
Volkswagen has developed and deployed a gasoline engine that offers diesel-like fueleconomy but is significantly cheaper to buy. TSI ACT BlueMotion delivers 96 kW / 130 PS with combined fuel consumption of 4.8 Compared with other gasoline engines, the intake valves of the 1.5 l/100 km (49 mpg US).
Advocacy group Coltura has published a report that finds converting the biggest users of gasoline to EVs in the next ten years is critical to reaching climate goals and that present EV policies are poorly suited to accomplishing that conversion. Among the findings of the report: Drivers are highly unequal in their gasoline consumption.
In the US, Model Year (MY) 2018 vehicle fueleconomy was 25.1 Since MY 2004, CO 2 emissions have decreased 23%, or 108 g/mi, and fueleconomy has increased 30%, or 5.8 Average estimated real-world CO 2 emissions are projected to fall 6 g/mi to 346 g/mi and fueleconomy is projected to increase 0.4
The annual fuel costs for plug-in hybrid-electric vehicles, which can fuel with gasoline and electricity, are next lowest, and are heavily influenced by the electric range of the vehicle. All annual vehicle fuel costs are rounded to the nearest $50. regular gasoline; $3.00 premium gasoline; $2.85
Manufacturers have been adopting technologies that improve the efficiency of light-duty vehicles and allow them to achieve greater fueleconomy. Gasoline hybrid vehicles accounted for 4%, while plug-in hybrid, all-electric, and fuel cell vehicles had a combined total of 3%.
million over three years as part of an $80-million Co-Optima funding round ( earlier post ) to conduct research and development for an advanced mixed-mode gasoline (spark/compression ignition) engine to attain significant improvements in both fueleconomy and CO 2 emissions.
Vehicle fueleconomy improvements have slowed globally, according to the latest report from the Global FuelEconomy Initiative (GFEI): FuelEconomy In Major Car Markets: Technology And Policy Drivers 2005-2017. Overall, global fueleconomy has improved by an average of 1.7% L ge /100 km.
T-GDi Engine, a four-cylinder gasoline turbo unit with 180 horsepower and 27.0 The new powertrain is the first to utilize the Group’s new CVVD technology and also features Low-Pressure Exhaust Gas Recirculation (LP EGR) to further optimize fuel efficiency. Smartstream G1.6 T-GDi engine. kgm (265 N·m) of torque.
The US Department of Energy (DOE) is proposing a significant revision in its procedures for calculating a value for the petroleum-equivalent fueleconomy of EVs for use in the Corporate Average FuelEconomy (CAFE) program administered by the Department of Transportation (DOT). Background. Proposed PEF.
Russia’s invasion of Ukraine and the skyrocketing fuel prices that ensued last year got me thinking about how to cut down on my consumption of gasoline. I knew, though, that it was going to be difficult to test out different driving techniques without more immediate feedback of their effects on fueleconomy. Mine doesn’t.
The advanced Ingenium family, which includes a range of diesel, gasoline and electrified engines, are built to maximise performance while at the same time reducing the environmental impact and running costs for customers. Jaguar Land Rover has now produced more than 1.5
The researchers assessed the gaseous, particulate, and genotoxic pollutants from two current technology gasoline direct injection vehicles when tested in their original configuration and with a catalyzed gasoline particulate filter (GPF). Their study is publishedin the ACS journal Environmental Science & Technology. Yang et al.
The California Air Resources Board (CARB) has released the results of a multiyear study evaluating exhaust emissions from the use of California Reformulated Gasoline (CaRFG) that contains 15 volume percent ethanol (E15). California currently limits the ethanol content of gasoline to 10 percent.
e-POWER uses a highly efficient gasoline engine to generate electricity for the electric motor that propels the vehicle. The onboard gasoline engine used to generate electrical energy is also more efficient, resulting in both increased power and better fueleconomy. The new inverter is 40% smaller and 30% lighter.
The study concludes that, with appropriate policy support, the renewable hydrogen sector can reach self-sustainability (price point at parity with conventional fuel on a fuel-economy adjusted basis) by the mid- to late-2020s. per kilogram by 2025.
A new study by a team at the National Renewable Energy Laboratory (NREL) concludes that a high-pressure, scalable, intra-city hydrogen pipeline system could improve the economics and logistics of hydrogen delivery, making it potentially cost-competitive with gasoline. kg—approximately equivalent to a gasoline cost of $2.7/gal
However, they also noted, high PTW efficiencies and the moderate fueleconomies of current compressed natural gas vehicles (CNGVs) make them a viable option as well. The study investigated the the WTW energy and emissions from the use of natural gas in CNGVs with a range of CNGV fueleconomy and natural gas compressor efficiency.
Not only is it more powerful and contains up to 30% better efficiency than traditional gasoline, etc. Do they receive HOV access for their improved fueleconomy and ultra low emissions? In fact in 6 of the states, diesel fuel is penalized with additional state taxes. You move from one pump to the other. Earlier post.).
The first result of this agreement is the demonstration vehicle that will be shown at the 2018 North American International Auto Show (NAIAS): a light-duty truck with an Opposed-Piston Gasoline Compression Ignition (OPGCI) Engine. six-piston) light-duty version of its opposed piston engine (OPE) in both diesel- and gasoline-fueled versions.
In the Reference case, petroleum and other liquids (mainly motor gasoline and distillate fuel oil) are the primary fuels consumed in the US transportation sector. Source: U.S. Energy Information Administration, Annual Energy Outlook 2022 (AEO2022).
Unlike conventional fuel manufacturing, e-fuels are synthesized from green hydrogen—produced by water electrolysis using renewable electricity—and carbon dioxide, resulting in 80% lower lifecycle emissions. Aramco aims to leverage its advanced fuels technology carefully to design an effective fuel formulation.
Jaguar Land Rover is expanding its Ingenium engine family with a new six-cylinder gasoline engine designed and engineered in-house, and manufactured at its £1-billion Engine Manufacturing Centre (EMC) in Wolverhampton, UK. The new Ingenium engine will be manufactured alongside the current four-cylinder gasoline and diesel engines.
l/100 km), the new Fiesta is the most fuel-efficient non-hybrid or diesel on the market. Ford is also researching dynamic cruise control, a technology that predicts road conditions to optimize fueleconomy. Engines Fuel Efficiency Vehicle Systems' Rated at 45 mpg EPA highway (5.2 Dynamic cruise control.
The expected fueleconomy ratings will deliver the highest driving range on one tank of fuel yet for Gladiator. There are more than 40 individual shift maps to optimize shift points for fueleconomy, performance and 4x4 capability. 1 to improve fueleconomy and reduce engine noise. axle ratio.
At the Chicago Auto Show, Hyundai introduced its new 2020 Sonata Hybrid, featuring up to 686 miles of driving range and an EPA-estimated 52 mpg combined fueleconomy rating on the Blue trim. Combined system power output is 192 horsepower and EPA estimated fueleconomy numbers are 50 city, 54 highway and 52 combined for the Blue trim.
The industry has long recognized that increasing injection pressure to 500+ bar could substantially cut engine-out particulates while improving CO2 emissions and fueleconomy. —Walter Piock, chief engineer, Gasoline Systems, Delphi Technologies. Delphi 500+ bar GDi injector.
liter in-line four-cylinder Skyactiv-G gasoline engine with a 100 kW electric motor and a 355V, 17.8 liter e-Skyactiv X gasoline engine, both featuring Mazda’s 48V mild hybrid system. liter e-Skyactiv X gasoline engine, both featuring Mazda’s 48V mild hybrid system. kWh battery pack. liter e-Skyactiv D diesel unit and a 3.0
Toyota projects fueleconomy of 52 mpg city / 48 mpg highway / 50 mpg combined for the AWD-e model, and estimates that the AWD-e model—which is debuting at the LA Auto Show—could account for as much as 25% of annual US Prius sales. The Prius gets a good share of its fuel efficiency by cheating the wind with an ultra-low 0.24
It will be compliant to the US EPA’s 2027 regulations while providing a step change in fueleconomy improvement. will be offered in diesel, natural gas, gasoline and propane. The new X10 diesel will emit 75% less NO x emissions than required at launch in 2026. Additionally, the B6.7
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