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EVs dominate list of efficient cars in ORNL 2022 Fuel Economy Guide

Green Car Congress

The 2022 Fuel Economy Guide, released by ORNL for the DOE/EPA fueleconomy.gov website, provides up-to-date information on fuel economy, environmental and safety data, so consumers can choose the most fuel-efficient vehicle that meets their needs. Credit: Andrew Sproles/ORNL, U.S.

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Actual fuel economy of cars and light trucks: 1966-2019

Green Car Congress

vehicle fuel economy. Specifically, this study examines actual fuel economy of cars and light trucks (pickup trucks, SUVs, and vans) from 1966 through 2019. (My Calculated vehicle fuel economy is available going back to 1923. This is the latest of my occasional updates on long-term trends in U.S. 8 years.

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EPA trends report finds MY 2021 fuel economy remained flat at a record high while CO2 levels hit new low

Green Car Congress

The US Environmental Protection Agency (EPA) released its annual Automotive Trends Report , which shows that model year (MY) 2021 vehicle fuel economy remained at a record high—but flat with MY 2020 fuel economy—while CO 2 emission levels reached a new record low. Source: EPA. Source: EPA.

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

Green Car Congress

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. This is the latest of my occasional updates on retrospective, long-term trends in U.S.

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Study estimates fuel economy improvements to US light-duty vehicles from 1975–2018 saved 2T gallons of fuel, 17B tons of CO2

Green Car Congress

A team from the University of Tennessee and the National Renewable Energy Laboratory (NREL) has the fuel savings due to fuel economy improvements over the past 43 years amount to approximately two trillion gallons of gasoline. Also since 1975, light-duty vehicle travel increased by 134% while fuel use increased by only 37%.

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Vehicle fuel economy gains faltered in 2021: Blame the SUV, again

Green Car Reports

Fleet-wide fuel economy for vehicles sold in the U.S. The real-world fuel economy of light-duty vehicles sold in the U.S. has stumbled, according to the EPA's recently released 2022 Automotive Trends Report. The report points to increased SUV sales as one reason for the stagnation of efficiency.

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PNNL team develops onboard fuel separation technology to enable octane-on-demand for improved fuel economy

Green Car Congress

Researchers at the US Department of Energy’s Pacific Northwest National Laboratory (PNNL) have developed an onboard separation system that could support increased fuel economy and lower greenhouse gas emissions as part of an octane-on-demand fuel-delivery system. That’s where PNNL’s onboard separation technology comes in.

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Stellantis Hurricane twin-turbo I-6 cuts emissions, increases fuel economy and is more powerful

Green Car Congress

liter, twin-turbo, inline, six-cylinder engine, named Hurricane, that delivers better fuel economy and fewer emissions than larger engines while at the same time generates more horsepower and torque than many competitors’ naturally aspirated V-8 and boosted six-cylinder power plants. 1 compression ratio and uses 91 octane premium fuel.

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Average fuel economy for MY 2019 light-duty vehicles was 95% better than MY 1975

Green Car Congress

The average production-weighted fuel economy for all new light-duty vehicles in model year (MY) 2019 was 95% better than in MY 1975, while average horsepower was 78% higher and weight was 1% higher, according to the 2019 EPA Automotive Trends Report. Source: DOE.

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NHTSA to propose new fuel economy standards soon; 8% increase per year for MY 2024-2026

Green Car Congress

The US Department of Transportation’s National Highway Traffic Safety Administration (NHTSA) announced that it will soon propose robust new fuel economy standards. NHTSA will also begin work, under a new Presidential Executive Order, to develop fuel economy standards for passenger cars and light duty trucks for model years 2027-2030.

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

Green Car Congress

Fuels market analyst Tammy Klein notes that more than 40 countries are developing light-duty vehicle fuel economy standards. Ten years ago, only four governments 10 years ago had introduced mandatory GHG emission and/or fuel economy standards: China, Japan, South Korea, and the United States.

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EPA: preliminary data show average fuel economy of new light-duty vehicles reached a record high of 25.7 MPG in 2020

Green Car Congress

Preliminary data in EPA’s 2020 Automotive Trends Report shows average fuel economy for model year 2020 light-duty vehicles increased to 25.7 If this preliminary data holds, that will be a new record high for average new light-duty vehicle fuel economy. From 2005–2020 average fuel economy rose by 29%.

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Steeper fleet fuel economy standards finalized, will bring more hybrids and EVs sooner

Green Car Reports

On Friday, the National Highway Traffic Safety Administration finalized tougher fuel economy standards for vehicle fleets that will mean an adjusted, industry-wide average of about 49 mpg across new passenger vehicles and light trucks in 2026.

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

Green Car Congress

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 Average estimated real-world CO 2 emissions are projected to fall 6 g/mi to 346 g/mi and fuel economy is projected to increase 0.4

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EPA report suggests automakers' glut of credits will make fuel economy compliance too easy

Green Car Reports

New cars and trucks are more efficient than ever before, but lax regulations mean they're still much less efficient than they should be, according to the EPA's annual report on emissions and fuel economy.

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Latest EPA automotive trend report shows MY 2017 fleet fuel economy of 24.9 mpg; new record

Green Car Congress

The latest edition of the US Environmental Protection Agency (EPA) annual Automotive Trends Report finds that Model Year (MY) 2017 vehicle fuel economy was 24.9 Since MY 2004, fuel economy and CO 2 emissions have improved in eleven out of thirteen years. Estimated Real-World CO 2 and Fuel Economy.

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Tesla had lowest tailpipe CO2 emissions & highest fuel economy in 2021 EPA Auto Trends report finds

Teslarati

The EPA released its annual Automotive Trends report, and findings reveal that Tesla is leading the way with the lowest tailpipe CO2 emissions and the highest fuel economy of all large manufacturers. Stellantis had the highest new vehicle average CO2 emissions and lowest fuel economy of the large manufacturers, the report noted.

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

Green Car Congress

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). By contrast, none of the light-duty vehicles produced in 1975 had fuel economy greater than 30 miles per gallon (mpg). In 1995, 4.4% In 2018, 2.4%

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Court Rejects Tesla’s Request For Tougher Fuel Economy Penalties

CleanTechnica EVs

A US appeals court rejected Tesla’s request to reinstate higher civil penalties for automakers who fail to meet US fuel economy standards, Reuters has reported. In August, Tesla asked […].

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Tesla is fighting the auto industry over fuel economy standards

Electrek

Tesla is fighting the rest of the auto industry in the US over respecting the Corporate Average Fuel Economy (CAFE) requirements set back in 2016. more… The post Tesla is fighting the auto industry over fuel economy standards appeared first on Electrek.

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Highest Fuel Economy Cars in 2023 — U.S. DOE Releases Top 10 Lists For Model Year 2023

CleanTechnica EVs

The two lists below show the model year 2023 vehicles with the highest fuel economy. The list on the top is for all vehicles and is dominated by all-electric vehicles (EVs) due to their high efficiency relative to other technologies. The list below excludes plug-in vehicles and is dominated by hybrid-electric vehicles.

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NYC study of actual fuel economy of fleet finds hybrids more fuel efficient as compared to conventional vehicles than expected

Green Car Congress

Using telematics, NYC Fleet, part of New York City’s Department of Citywide Administrative Services (DCAS), recently analyzed actual fuel economy in its hybrid and non-hybrid vehicles and compared it to the EPA ratings for each make and model. hybrids are even more fuel efficient as compared to regular fuel vehicles than expected.

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Tips: 6 Ways to Increase Your Fuel Economy

Clean Fleet Report

But how can you increase your fuel economy? Surprisingly, the number of items you carry in your vehicle can have a meaningful impact on your fuel economy. While it does cost a bit to have your car checked over by a mechanic, regular maintenance will improve your fuel economy and help you catch problems before they occur.

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EIA: fuel economy improvements bring diminishing returns in fuel savings

Green Car Congress

Improving fuel economy 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 fuel economy from 12 mpg to 15 mpg are the same as increasing from 30 mpg to 60 mpg.

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MIT study finds carbon prices more cost-effective than fuel economy regs at reducing CO2 emissions; fuel economy regs more efficient at reducing fuel use

Green Car Congress

Researchers at the MIT Joint Program on the Science and Policy of Global Change have compared the worldwide economic, environmental, and energy impacts of currently planned fuel economy standards (extended to the year 2050) with those of region-specific carbon prices designed to yield identical CO 2 emissions reductions.

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

Green Car Congress

liter V-6 EcoDiesel is also expected to lead the segment on fuel economy. Pricing and fuel economy ratings will be announced closer to the truck’s on-sale date. liter EcoDiesel V-6 delivers increased torque and horsepower, along with fuel economy and minimal levels of noise, vibration and harshness (NVH).

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DOE: new vehicle fuel economy improved 33% from 1980-2016

Green Car Congress

According to data gathered by the US Department of Energy (DOE) from the US Environmental Protection Agency (EPA), new vehicle fuel economy in the US has improved 33% from 1980-2016, despite a 120% increase in horsepower and 47% improvement in acceleration (measured by time to accelerate from 0 to 60 mph).

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US new-vehicle fuel economy drops again in September

Green Car Congress

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). l/100 km)—down 0.1

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

Green Car Congress

Specifically, in this action, NHTSA is affirming that its statutory authority to set nationally applicable fuel economy standards under the express preemption provisions of the Energy Policy and Conservation Act (EPCA) dictates that such state and local programs are preempted. Earlier post.)

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Tips: Maximizing Your Hybrid’s Fuel Economy

Clean Fleet Report

One of the best ways to do that is by maximizing your fuel economy. Below, you will find some of the best ways to improve the fuel economy of your hybrid right now so you can save even more money with an already economical vehicle. These tricks will work equally well with plug-in hybrids and traditional hybrids.

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

Green Car Congress

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. The team subsequently followed up this first study with a second, exploring the effects in a PFI (port-fuel-injection) engine. —Han et al.

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BorgWarner Exhaust Heat Recovery System for hybrids can improve fuel economy by up to 8.5%

Green Car Congress

Developed for hybrid electric vehicles (HEVs) and plug-in hybrid electric vehicles (PHEVs), BorgWarner’s innovative Exhaust Heat Recovery System (EHRS) can improve fuel economy by up to 8.5% and reduce emissions significantly. The EHRS enters production later this year for vehicles from a major North American automaker.

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UMTRI: average US new vehicle fuel economy drops in October

Green Car Congress

The average fuel economy (window-sticker value) of new vehicles sold in the US in October was 25.2 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). . l/100 km), down 0.1 The value for October is up 5.1 mpg from the peak of 25.5

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UMTRI: new vehicle fuel economy down in February

Green Car Congress

The average fuel economy (window-sticker value) of new vehicles sold in the US in February was 25.2 This decrease in fuel economy likely reflects the increased market share of light trucks, SUVs, and crossovers in response to the inclement winter weather in a large part of the country, they suggested.

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UMTRI: average new vehicle fuel economy in US dropped in August

Green Car Congress

The average fuel economy (window-sticker value) of new vehicles sold in the US in August 2017 was 25.3 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). l/100 km)—down 0.1 The value for August is up 5.2

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UMTRI: average US new vehicle fuel economy drops in June

Green Car Congress

The average fuel economy (window-sticker value) of new vehicles sold in the US in June was 25.1 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). l/100 km)—down 0.2

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CARB releases results of multi-year E15 study; multiple air quality benefits with slight reduction in fuel economy

Green Car Congress

Carbon-balance weighted fuel economy showed a statistically significant reduction of 1% for E15 compared to E10 across the fleet of 20 vehicles. The PM mass showed strong, statistically significant fuel trends over the entire FTP cycle and each individual phase.

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NASA Glenn develops automated flywheel pulse-and-glide system; improving fuel economy up to 40-100%

Green Car Congress

Innovators at NASA’s Glenn Research Center have developed an automated pulse-and-glide technique using a flywheel energy storage system for on-road vehicles; the technology, which NASA Glenn says can improve fuel economy over existing internal combustion or battery hybrid systems by 40-100%, is available for licensing.

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ORNL study quantifies fuel economy costs of common driver practices and vehicle alterations

Green Car Congress

Researchers at Oak Ridge National Laboratory (ORNL) have quantified the fuel economy effects of some common driver practices and vehicle accessories or alterations—including underinflated tires, open windows, and rooftop and hitch-mounted cargo. liter four-cylinder engine, also suffered as its fuel economy dipped 22% from 42.5

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UMTRI: average US new vehicle fuel economy in November unchanged from October

Green Car Congress

The average fuel economy (window-sticker value) of new vehicles sold in the US in November was 24.9 For model year 2017, the EPA revised its methodology for calculating the window-sticker fuel-economy value for new vehicles. The value for November 2016 is up by 4.8 mpg from the revised peak of 25.5

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UMTRI: average US new vehicle fuel economy drops in September

Green Car Congress

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). l/100 km), down 0.1

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

Green Car Congress

This website, jointly maintained by the US Department of Energy and the US Environmental Protection Agency (EPA), provides information such as official EPA “window label” fuel economy estimates for city, highway, and combined driving for all U.S.-legal drop in fuel economy due to traveling 80 mph rather than 70 mph.