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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 2019. (My Calculated vehicle fuel economy is available going back to 1923. The graph below shows the changes in actual vehicle fuel economy from 1966 through 2019.
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. The graph below shows the changes in actual vehicle fuel economy from 1966 through 2017.
Adjusted CO 2 emissions and adjusted fuel economy by model year. For the fifth consecutive year, the US Environmental Protection Agency (EPA) is reporting an increase in new vehicle fuel efficiency with a corresponding decrease in average carbon dioxide emissions for new US cars and light duty trucks. mpg, or 9%, since 2004.
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.
The bottom line, he concludes in this third report, is that “ We drive fewer light-duty vehicles, we drive each of them less, and we consume less fuel.”. These rates are down 16% to 17% from their peaks in 2004, except that the rate per vehicle is down 13% (from its peak in 2003). The rate increased to a maximum of 698 gallons in 2004.
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. Source: EPA. Background.
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%.
Light duty vehicle characteristics for seven model years. Conventional gasoline vehicles continue to account for more than 95% of all light-duty vehicles. Fuel economy improvements for the hybrid vehicles vary considerably from 5-10% for the larger, luxury hybrid vehicles to more than 40%. Click to enlarge. and from 2.6%
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. Estimated real-world fuel economy and CO 2 emissions.
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. mpg increase over the previous year and an increase of nearly 5 mpg since 2004. Adjusted fuel economy distribution by model year. Fuel economy. l/100 km)—a 0.5
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 miles per gallon, 0.8%
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.
For 2009, the last year EPA has final data from automakers, the average CO 2 emissions from new vehicles were 397 grams per mile and the average fuel economy value was 22.4 The report confirms that average CO 2 emissions have decreased and fuel economy has increased each year beginning in 2005. mpg, or 16%, since 2004.
MY 2012 adjusted fuel economy is 23.6 mpg fuel economy improvement from MY 2011 to MY 2012 is the second largest annual improvement in the last 30 years. l/100 km) fuel economy, which, if achieved, will again represent all-time records. Change in Adjusted fuel economy, weight, and horsepower for MY 1975-2013. mpg, or 22%.
The US Department of Transportation (DOT), the US Environmental Protection Agency (EPA) and the state of California have announced a single timeframe for proposing fuel economy and greenhouse gas standards for model year 2017-2025 cars and light-duty trucks. L/100km) if all reductions came from fuel economy improvements.
Chrysler Group LLC and the US Environmental Protection Agency (EPA) are working together to determine the possibility of adapting a hydraulic series hybrid system for application in large passenger cars and light-duty vehicles. In 2004, EPA had combined a full series hydraulic hybrid system with a diesel engine in a 2003 Ford Expedition SUV.
The project, to be completed by early 2015, will scale up the passenger car TEG and integrate it with a 15-liter diesel engine to provide fuel economy improvement and auxiliary power for combat vehicles. This follow-on light-duty vehicle project, funded in 2011, has a target of a 5% fuel economy improvement. Click to enlarge.
Not coincidentally, the first Corporate Average Fuel Economy (CAFE) standards for new cars and light trucks became effective with 1978 model-year vehicles. Total consumption (millions of gallons). Consumption per capita. Consumption per capita (gallons). The maximum consumption per capita (505 gallons) was reached in 1978.
Fuel economy of light-duty vehicles is another important factor. The decline in new light-duty vehicle fuel economy between 1990 and 2004 reflected the increasing market share of light-duty trucks, which grew from about 29.6% Emissions from petroleum consumption for transportation decreased by 4.0%
Ford views EcoBoost as a strategy as well as a product—one that will serve as a key element of Ford’s CO 2 and fuel economy product strategy—said Dan Kapp, Director, Ford Powertrain Research and Advanced Engineering, during a briefing on the company’s fuel economy strategies in Dearborn. Planning background.
The number of vehicle miles traveled (VMT) by light-duty motor vehicles (passenger cars and light-duty trucks) increased by 45.9% Between 1990 and 2004, average fuel economy among new vehicles sold annually declined, as sales of light-duty trucks increased.
The major contributors to the decrease in emissions from 2011-2012 were the decrease in energy consumption across all sectors in the US economy, and the decrease in carbon intensity for electricity generation due to fuel switching from coal to natural gas. Carbon dioxide emissions from passenger cars and light-duty trucks totaled 1,061.0
The relatively steep decline in the value of this measure reflects the added contribution of the improvement in vehicle fuel economy from the 1970s on. The main finding of those reports was that the respective rates all reached their maxima around 2004.
Among domestic transportation sources, light duty vehicles represented 61% of CO 2 emissions, medium- and heavy-duty trucks 22%, commercial aircraft 8%, and other sources 10%. Carbon dioxide emissions from passenger cars and light-duty trucks totaled 1,147.0 CO 2 emissions from passenger cars and light-duty trucks peaked at 1,181.3
Light duty vehicles represented 60% of CO 2 emissions from fossil fuel combustion in domestic transportation sources, while medium- and heavy-duty trucks accounted for 23%, commercial aircraft 7%, and other sources 11%. CO 2 emissions from passenger cars and light-duty trucks peaked at 1,181.2 MMT CO 2 Eq.
Enabling economies of scale in the manufacturing of series production carbon composite wheels, the partnership will focus on a scalable and localized approach. Dymag was the first to commercialise carbon hybrid composite automotive wheels in 2004. This combination of resources and technical expertise will accelerate time-to-market.
The combined average age of all light vehicles on the road in the U.S. Total light vehicles in Operation (VIO) in the US reached a record level of more than 252,700,000—an increase of more than 3.7 We attribute this to a number of factors, including the economy and the increasing quality of today’s automobiles. million (1.5
The theme of Auto Shanghai 2011, “Innovation for Tomorrow”, reflects that low-carbon, green economy and sustainable development will become trends of the Chinese automotive industry. PLEXIMID TT70 gives headlamp lens and light guide manufacturers a material that can cope with the high heat loads and permits dynamic styling at the same time.
Achates Power, founded in 2004, currently has a number of development projects underway spanning a variety of applications of its opposed-piston engine architecture, from light-to-heavy duty. We also deliver a significant fuel economy improvement. liter Opposed-Piston Gasoline Compression Ignition (OPGCI) engine. Earlier post.).
the developer of a family of two-stroke compression-ignition opposed-piston engines ( earlier post ), has performed an in-depth study on the performance and emissions of light-duty version of its engine packaged for a full-size pickup truck. Results of the study for the LA-4 cycle and the highway fuel economy cycle were: LA-4 Cycle.
fewer miles today than when per-capita driving peaked in 2004. Rather, the economies of urbanized areas with the largest declines in driving appear to have been less affected by the recession according to unemployment, income and poverty indicators. The average American drives 7.6%
In light of the global financial crisis, it is crucial that every dollar is made to ‘multi-task’ to create a sustainable low-carbon economy. ”. Other highlights from the report include: Clean energy investments increased from around US$30 billion in 2004 to more than US$140 billion by 2008. billion) in 2004.
1979 saw world oil prices skyrocket during the Iranian revolution and American Hostage Crisis and by the early 1980s the American Economy was right back into a recession. The economy was slowed by their actions but it didn?t t stop the economy. This increase in oil prices again pushed the economy into a recession.
Ford’s patented new Auto Start-Stop system for gasoline engines will improve fuel economy for most drivers by at least 4%. A similar system has been installed on more than 170,000 gasoline-electric hybrid vehicles Ford has sold since 2004. The fuel-saving system eventually will be offered in all of Ford’s global markets.
It has proven industry-best fuel economy gains of up to 30 percent and significant emissions reductions. Since inception in 2004, Achates Power has secured more than $136 million in investor funding and has established its market leading position with more than 200 issued patents and more than 200 pending patent applications.
On the demand side, the premium gasoline share of total motor gasoline sales has steadily increased in recent years, reaching a high of nearly 12% in August 2016—the highest share since 2004. Source: US EIA. Click to enlarge.
In contrast to 2022 when the OECD led the expansion, non-OECD economies are set to account for nearly 80% of growth next year. Despite economic headwinds, steady demand for light sweet crude in a tight physical market is boosting marker grade prices as they are in the same crude quality family. mb/d in 2022 to 2.2 mb/d in 2022 and 1.8
A number of studies have concluded that fuel economy could be improved by about 30% with a combination of VCR, boosting and engine down-sizing. Analysis conducted by Envera in 2004 indicates VCR can provide fuel economy gains larger than 30% through optimized conventional combustion and/or homogeneous charge compression ignition (HCCI).
(Suggestions of local production of Honda hybrids in China go back further than that to at least 2004. The new Accord will offer advanced active safety and pre-collision safety technologies such as Collision Mitigation Braking System (CMBS), Adaptive Cruise Control (ACC), LaneWatch and Active Cornering Lights will be put to practical use.
Duratec I-4 unit while contributing to projected fuel economy gains of more than 10%. US small car sales—combined B- and C-segments—grew from about 14% of the market in 2004 to more than 21% now. Customers are increasingly making decisions to downsize driven by lifestyle and fuel economy.
In all, there are over 30 million trucks on European roads, which account for around three quarters of inland transport of goods in Europe and play a vital role for the European economy. Between 1997 and 2004, meetings were held at senior manager level, sometimes at the margins of trade fairs or other events.
Achates Power, founded in 2004, currently has six announced development projects underway spanning a variety of applications of its CI opposed-piston engine architecture, from light-to-heavy duty—all diesel. Optimally phased and faster combustion at equivalent pressure rise rate. Lower pumping work. Earlier post.) Earlier post.).
Under realistic everyday driving conditions, on the other hand, the customer will feel the greater fuel economy, BMW says. The original TEG development was a stand-alone underfloor solution developed since 2004 also as part of a project promoted by the US Department of Energy. Click to enlarge. Thermoelectric generator.
Further British usage included the Invicta S1 , a badly made sports luxury coupe offered between 2004 and 2012. The company followed up with the CCR of 2004-2006, where another supercharger was added and power jumped to 806 horses and 679 lb-ft of torque. The S1 was the last vehicle in production anywhere to use an InTech engine.
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