Actual fuel economy of cars and light trucks: 1966-2017

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vehicle fuel economy. Specifically, this study examines actual fuel economy of cars and light trucks (pickup trucks, SUVs, and vans) from 1966 through 2017. Calculated vehicle fuel economy is available going back to 1923. by Michael Sivak.

2019 163

Future Fuel Strategies: 40+ countries developing light-duty vehicle fuel economy standards

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Fuels market analyst Tammy Klein notes that more than 40 countries are developing light-duty vehicle fuel economy standards. Global LDV Fuel Efficiency Improvement. Several countries have set heavy-duty vehicle fuel economy standards as well.

2019 109

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DOE: in 2018, 27% of new light-duty vehicles in US had fuel economies > 30 mpg

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In 2018, 27% of new light-duty vehicles sold in the US had fuel economies of more than 30 miles per gallon (783 l/100 km), according to the US Department of Energy (DOE). had fuel economy over 30 mpg; by 2018, that share had grown to 27%. Fuel Efficiency

2019 106

DOT and EPA release revised fuel economy and GHG emission standards for MY 2021-2026 light-duty vehicles

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The US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) and the US Environmental Protection Agency (EPA) released the final Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule setting corporate average fuel economy (CAFE) and CO 2 emissions standards for model years 2021-2026 passenger cars and light trucks. Under the SAFE Rule, the projected overall industry average required fuel economy in MYs 2021-2026 is 40.4

2020 64

DOE: all-electric vehicles have the lowest estimated average annual fuel cost of all light-duty vehicles

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The estimated annual fuel costs for model year (MY) 2019 all-electric light-duty vehicles are the lowest of all the different vehicle technologies, ranging from a low of $500 to a high of $900 per year, according to the US Department of Energy (DOE). Electric (Battery) Fuel Efficiency

2019 126

Japan Ministries propose light commercial vehicle fuel economy standards for 2022

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The new standards will require that the fuel economy of model year 2022 light and medium commercial vehicles sold in Japan average 17.9 This represents a 26% increase in fuel economy from 2012 values, and a 23% increase from the 2015 standard of 14.5

2015 99

EPA’s annual automotive trends report shows slight increase in fuel economy from MY2017 to MY2018

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In the US, Model Year (MY) 2018 vehicle fuel economy was 25.1 Since MY 2004, CO 2 emissions have decreased 23%, or 108 g/mi, and fuel economy has increased 30%, or 5.8 Tesla improved fuel economy (as measured in miles per gallon of gasoline equivalent, or mpge).

2020 83

ORNL researchers use stop-light cameras to reduce fuel consumption of less-efficient vehicles via traffic management

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Approximately 6 billion gallons of fuel are wasted in the US each year as vehicles wait at stop lights or sit in dense traffic with engines idling, according to US Department of Energy estimates.

2020 83

UMTRI: average fuel economy of new light-duty vehicles sold in November up slightly from October

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The average fuel-economy (EPA window-sticker) value of new light-duty vehicles sold in the US in November was 24.8 Vehicle fuel economy is up 4.7 mpg, up 0.1

2013 121

US EPA and DOT propose freezing light-duty fuel economy, GHG standards at 2020 level for MY 2021-2026 vehicles; 43.7 mpg for cars; 50-state solution

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The US Environmental Protection Agency (EPA) and US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) released their long-expected notice of proposed rulemaking (NPRM) to adjust the Congressionally-mandated Corporate Average Fuel Economy (CAFE) and Light-Duty Vehicle Greenhouse Gas Emissions Standards. The requirements for light trucks would be 31.3 This makes actual fuel economy gains more expensive.

2018 69

EIA: fuel economy improvements bring diminishing returns in fuel savings

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Improving fuel economy exhibits diminishing returns in fuel savings, according to a brief analysis by the US Energy Information Administration (EIA). Vehicles that use fuels other than gasoline, such as diesel or electricity, will have different fuel savings and fuel cost.

2014 137

ORNL study finds multi-mode RCCI can offer 15%+ fuel economy improvements across multiple light-duty driving cycles

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Drive cycle fuel economy for PFI, CDC, and multi-mode RCCI operation. Fuel usage over the drive cycles showed that nearly equal amounts of gasoline and diesel fuel would most likely need to be carried on board for RCCI multi-mode operation, which requires two fuels.

2015 99

Average fuel economy of new light-duty vehicle sold in US dropped in December 2016; down for full year

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The average fuel economy (window-sticker value) of new light-duty vehicles sold in the US in December was 24.9 They suggested that the change likely reflects the continuing increase in the proportion of light trucks sold. .

2017 78

Non-hybrid stop/start systems installed on 35.7% of US light-duty trucks produced in MY2018

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In 2012, less than one percent of all cars and light-duty trucks were produced with a non-hybrid stop/start system. After 2015, the greatest share of start/stop systems was installed on light-duty trucks, rising to 35.7% of all light-duty trucks produced in model year (MY) 2018.

2019 96

Volvo Trucks North America demonstrates pilot electric VNR models; Volvo LIGHTS

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The Volvo Low Impact Green Heavy Transport Solutions (LIGHTS) Innovation Showcase, held at Volvo Trucks’ TEC Equipment dealership’s Fontana location, revealed the progress that has been achieved since the announcement of the Volvo LIGHTS project in late 2018.

2020 93

How high should fuel-economy standards be set? Take our Twitter poll

Green Car Reports

In light of the EPA Administrator Scott Priutt reversing the Agency's decision to maintain tighter emissions standards from 2022 to 2025, it seemed time to ask for our audience's opinion. Since 2009, the EPA emissions standards have had a direct effect on fuel economy standards and have been coordinated with the National Highway Traffic Safety. EPA Corporate Average Fuel Economy Polls

2018 59

Bill to give more CAFE credits to light-truck makers introduced in Congress

Green Car Reports

Meanwhile, the NHTSA—which sets fuel-economy rules that have to correspond to EPA limits on carbon-dioxide emissions—hasn't yet issued its corporate average fuel-economy rules. Politics CAFE Fuel Economy Corporate Average Fuel EconomyUnder the new administration of President Donald Trump, the EPA has reopened comments on its decision to finalize emission rules for 2022 through 2025 vehicles.

2017 65

EPA, NHTSA issue One National Program Rule; EPA withdraws CA waiver for GHG and fuel economy

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The US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) and the US Environmental Protection Agency (EPA) issued a final action entitled the “ One National Program Rule ,” which will enable the federal government to provide nationwide uniform fuel economy and greenhouse gas emission standards for automobiles and light duty trucks. Emissions Fuel Efficiency Regulations

2019 77

Gen 3 Ecodiesel in 2020 Ram 1500 EcoDiesel delivers 480 lb-ft, leading fuel economy

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The 2020 Ram 1500 will become the most powerful half-ton diesel pickup in the US, with 480 lb-ft (651 N·m) of torque, and the most capable light-duty diesel, with towing capability up to 12,560 pounds.

2019 100

Studies highlight effects of different gasoline components on fuel economy, combustion and emissions

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Researchers at Jilin University (China) have investigated the effect of gasoline components on fuel economy, combustion and emissions in a GDI (gasoline-direct-injection) engine. 2018a) is published in the journal Fuel , the second (Han et al. provided the test fuels.

2018 90

Cambridge team successfully tests hybrid light aircraft; 30% fuel savings

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Researchers from the University of Cambridge, in association with Boeing, have successfully tested a light aircraft powered by a parallel hybrid-electric propulsion system, in which an electric motor and gasoline engine work together to drive the propeller. Hybrid in flight. Click to enlarge.

2014 120

US new-vehicle fuel economy drops again in September

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The average fuel economy (window-sticker value) of new vehicles sold in the US in September was 25.2 Fuel economy is down 0.6 The EDI takes into account both vehicle fuel economy and distance driven (the latter relying on data that are published with a two-month lag).

2016 104

Cummins ATLAS light-duty diesel surpasses fuel economy targets, with criteria emissions lower than Tier 2/Bin 2

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The Advanced Technology Light Automotive Systems (ATLAS) program ( earlier post ) was initiated to develop a commercially viable diesel engine for the half-ton pickup truck market that is capable of meeting future Tier 2 Bin 2 emissions regulations and Corporate Average Fuel Economy (CAFE) and stringent greenhouse gas (GHG) requirements out to the year 2025. —Michael Ruth, Director/Technical Project Leader, Advanced Light-Duty. Test cycle fuel economy (mpg).

2015 71

Start-stop systems on U.S. light trucks doubled to one in five in a single year

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roads burn gasoline or diesel fuel. One of the ways that new vehicles are boosting fuel efficiency is the use of what are called "start-stop" systems, which switch off the engine while the car is stopped. Fuel Economy start-stop system EPA RatingsElectric cars may be all the rage, but for now, all but a tiny fraction of the 250 million vehicles on U.S.

2018 71

8 things you should know about EPA plan to let cars emit more (cutting fuel economy as well)

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EPA administrator Scott Pruitt said yesterday the agency plans to modify rules limiting carbon-dioxide emissions for light-duty vehicles in model years 2022 through 2025. emissions Politics EPA NHTSA CAFE regulation Corporate Average Fuel Economy Donald TrumpThe agency, he said, had reached a determination that the limits put in place in 2012 under the Obama administration were “not appropriate and should be revised."

2018 63

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

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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. The report found that fuel economy for the US fleet continues to improve. Engines Fuel Efficiency

2018 88

EPA Administrator broadly outlines Trump Administration thinking on fuel economy standards and California

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In a speech on Tuesday at the National Automobile Dealers Association meeting in Washington, US Environmental Protection Agency (EPA) Administrator Andrew Wheeler outlined the Trump Administration’s thinking on national fuel economy standards and California. Wheeler said that the Administration will begin taking steps in the very near future to establish one set of national fuel-economy standards. (On Emissions Fuel Efficiency Regulations

2019 64

UMTRI: average US new vehicle fuel economy drops in October

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The average fuel economy (window-sticker value) of new vehicles sold in the US in October was 24.8 The EDI takes into account both vehicle fuel economy and distance driven (the latter relying on data that are published with a two-month lag).

2016 93

UMTRI: new vehicle fuel economy down in February

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The average fuel economy (window-sticker value) of new vehicles sold in the US in February was 25.2 Overall, vehicle fuel economy is up 5.1 mpg (9.33 l/100km)—down 0.2

2015 103

EIA projects light-duty vehicle energy use to drop 12% by 2025

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The US Energy Information Administration’s (EIA) Annual Energy Outlook 2017 (AEO2017) Reference case projects a decline in light-duty vehicle energy use between 2018 and 2040 as improvements in fuel economy more than offset increases in light-duty vehicle (LDV) miles.

2017 78

UMTRI: US average new vehicle fuel economy dropped in August

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The average fuel economy (window-sticker value) of new vehicles sold in the in August was 25.3 This decline likely reflects the decreased price of gasoline in August, and the consequent increased sales of light trucks and SUVs, they suggested. Fuel economy is down 0.5

2015 96

ExxonMobil predicts peak in light-duty vehicle liquid fuels ~2030, but ongoing role for oil in the mix

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While the mix shifts toward lower-carbon-intensive fuels, the world will need to pursue all economic energy sources, the report says. As personal mobility increases, average new-car fuel economy (including SUVs and light trucks) will improve as well, rising from about 30 miles per gallon (7.83

2018 85

Ford unveils new Focus; 10% better fuel economy; focus on tech; gasoline and diesel

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The new Focus features a broad suite of Ford advanced driver assistance technologies and advanced EcoBoost gasoline and EcoBlue diesel engines offering a 10% fuel-efficiency improvement across the range. Additional underbody shielding for the central tunnel, fuel tank and rear axle.

2018 90

Pinnacle 4-stroke opposed-piston SI engine shows fuel economy improvements of between 30-60% at light loads, 12-30% at medium loads over conventional

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The results represent a light-load indicated efficiency improvement of 15-30% (up to 40.9%). Compression ratio was set at 15:1, and the fuel used was 87 octane gasoline. Comparison of ISFC (@42.9 MJ/kg) (4000 RPM) between 250cc Pinnacle and 200cc poppet valve engine. Source: Pinnacle.

2012 129

California warns it won't follow lower EPA fuel economy, emissions rules

Green Car Reports

In response to an EPA proposal to freeze emissions and fuel economy standards, California said it will not honor federal vehicle certifications if the proposal goes through. The California Air Resources Board (CARB) has proposed amending the California Low-Emission Vehicle III Greenhouse Gas Emission Regulation to ensure that cars and light-duty.

2018 64

Sandia, TUD optical diagnostic helps reduce emissions while improving fuel economy

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Initially, the researchers have focused on the combustion of liquid fuel sprays found in engines, where the extreme pressures and temperatures create an environment that is optically challenging. The soot cloud downstream appears dark mainly due to absorption of light by the soot particles.

2017 78

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

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The agency’s reasoning was that since alternative fuel vehicle production has generally been less than 0.1% of total vehicle production until very recently, the impact of excluding alternative fuel vehicles was negligible. Alt fuel vehicle impact on OEMs.

2014 133

2017 Audi A3 replaces 1.8L with Millerized 2.0L TFSI; better fuel economy, power and torque

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This new 2.0-liter engine offers an increase of 16 hp and 21 lb-ft of torque compared to the previous generation A3 1.8T, along with EPA-estimated combined cycle fuel economy of 29 mpg (8.1 TFSI leads to more engine work delivered at the same rate of fuel consumption.

2016 104

ORNL researchers quantify the effect of increasing highway speed on fuel economy

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Huff Fuels, Engines and Emissions Research Center, Oak Ridge National Laboratory. legal light-duty vehicles from 1984 to present. It also offers consumer information and advice pertaining to vehicle fuel economy and energy-related issues such as driving tips. John F.

2013 138

AAM develops new axle technology; lighter, more efficient for up to 1.5% better fuel economy

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QUANTUM driveline technology is scalable across a wide range of vehicle segments and provides substantial advantages regardless of vehicle size: reduced mass, increased power density, improved noise vibration and harshness (NVH) and fuel efficiency gains in a more compact system package.

2017 90

ICCT calculates consumer benefits of increased efficiency in 2025-2030 light-duty vehicles in the US

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A new report from the International Council on Clean Transportation (ICCT) estimates Consumer benefits of increased efficiency in 2025-2030 light-duty vehicles in the US. Fuel savings are 2.4 times the costs if fuel prices stay low for the next several decades.

2017 85

New 2019 Toyota Avalon hybrid boosts fuel economy 10% to 44 mpg combined

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Toyota estimates that the 2019 Avalon Hybrid will boost fuel economy by up to 10% over its MY 2018 predecessor, from 40 mpg (5.88 Furthering fuel efficiency are new multi-hole nozzle direct injectors (six holes per injector). Estimated combined cycle fuel economy is 26 mpg (9.04

2018 90

ACCESS project targeting 30% improvement in fuel economy and SULEV emissions in light-duty gasoline engine; multi-mode SI/HCCI combustion

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The A dvanced C ombustion C oncepts— E nabling S ystems and S olutions (ACCESS) is developing advanced combustion control concepts along with with an enabling system, subsystem and component level solutions for the management of multi-mode/multi-fuel combustion events.

2011 99