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Knittel/Smith results for implied gasoline price effects from elimination of ethanol for 2010 using Du/Hayes model and pooled-sample estimates. in 2010 and 2011, respectively. in 2010 and 2011, respectively. Results from Du/Hayes are indicated by the large square. Source: Knittel and Smith (2012). Click to enlarge.
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).
has paid $329,700 in penalties for self-disclosed violations of California’s reformulated gasoline regulations. Chevron supplied gasoline in violation of state regulations at its Montebello and Richmond terminals. In both cases oxygenate volume of the gasoline was about 11%. The California Air Resources Board announced.
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. Source: ExxonMobil Outlook. Click to enlarge. Source: ExxonMobil Outlook. Click to enlarge.
Using higher volume blends of ethanol to leverage the alcohol’s inherent high octane rating to produce ethanol-gasoline blends with higher octane numbers could yield “substantial societal benefits”, according to a team of researchers from Ford Motor Company. Wallington (2010) Octane Numbers of Ethanol? 2012.03.017. Anderson, U.
US gasoline consumption in the first quarter of 2012, which averaged about 8.5 Gasoline prices since the beginning of May 2012 were lower than the same time last year, and gasoline consumption showed some very modest gains in April and May. US gasoline consumption peaked in 2007 at 9.3 Click to enlarge.
The Nikkei reports that the nationwide average price in Japan for regular gasoline was ¥139.8 Gasoline consumption that year is expected to be about 60% lower than the fiscal 2010 level. per liter ($6.65
Based on on-road measurements in their study, a team from the University of California Berkeley has estimated that, as of 2010, light-duty (LD) gasoline vehicles were responsible for 85% of CO; 18% of NO x ; 18% of organic aerosol (OA); and 6% of black carbon (BC) emissions from on-road motor vehicles in the United States.
Lead levels in London’s atmosphere have dropped significantly since lead additives in gasoline were phased out, and currently meet UK air quality targets. The study, led by researchers from Imperial College London, found that up to 40% of lead in airborne particles today comes from the legacy of leaded gasoline.
A scatter plot of CO, as a tracer for pollution, versus CO 2 , as a tracer for the amount of combustion, for 2002 and 2010. Even though the CO 2 enhancements over background were comparable in the two years, about 25 ppm in 2002 and 35 ppm in 2010, the ?CO/?CO2 CO2 ratio for this flight track segment decreased from 24.5
A new study released by the US Department of Agriculture (USDA) finds greenhouse gas emissions from corn-based ethanol are about 39% lower than gasoline. The study also states that when ethanol is refined at natural gas-powered refineries, the greenhouse gas emissions are even lower—around 43% below gasoline. Searchinger et al.
The US Environmental Protection Agency (EPA) has issued a final greenhouse gas (GHG) Prevention of Significant Deterioration (PSD) construction permit to Natgasoline LLC to construct a new motor-grade gasoline production facility in Texas that uses natural gas as feedstock (gas-to-gasoline, or GtG). MTG process flow. Click to enlarge.
Shell has developed a lead-free replacement for aviation gasoline (Avgas 100 and 100LL); the replacement fuel will now begin a strict regulatory approvals process. Leaded gasoline for automobiles was phased out of use in the US by 1995 due to its environmental and health impact.) Shell is the first major oil company to do so.
GDCI engine was significantly better than advanced production spark injection gasoline engines, and comparable to very efficient hybrid vehicle engines at their best efficiency conditions (214 g/kWh). This early work established that gasoline-like fuels with high resistance to autoignition are preferred for PPCI. Background.
Demand for gasoline rose 5.4% Gasoline production rose 3.1% This was the second-highest output on record and just 63 thousand barrels per day below the all-time high set in July 2010. For year-to-date, gasoline production increased by 2.1% Stocks of motor gasoline ended down 1.4% from November 2012 to average 19.4
Other fuels that play a role in commercial trucking include gasoline (23%) and compressed natural gas (0.4%). For gasoline vehicles that make up about a quarter of all commercial trucks (Class 3-8), more than half (57.5%) of those in operation are 2007 and newer model years. Electric and other categories each register less than 1%.
NREL also found that these early fuel cell vehicles achieved more than twice the efficiency of today’s gasoline vehicles. 3/gallon gasoline equivalent (gge) hydrogen production cost (based on volume production). 1 kg hydrogen is approximately equal to the energy contained in a gallon of gasoline, or gallon gasoline equivalent (gge).
As part of the new technology to achieve this vision, the company disclosed plans to introduce a next-generation gasoline engine called SKYACTIV-X in 2019. This new proprietary combustion engine combines the advantages of gasoline and diesel engines to optimize environmental performance, power and acceleration performance.
A new report from a team at Argonne National Laboratory examines the changing characteristics for light-duty plug-in electric vehicles (PEVs) from 2010-2021, evaluating range, energy efficiency, costs, and performance. billion miles, offsetting 700 million gallons of gasoline. More than 2.1 Annual sales of PEVs in the US by year.
Exxon Mobil Corporation’s new The Outlook for Energy: A View to 2040 , released last week, projects that global energy demand in 2040 will be about 30% higher than it was in 2010 as population grows to 9 billion and global GDP doubles. By 2040, heavy duty fuel demand will be up about 60 percent versus 2010. billion units.
A study by a team of researchers from France and the US found that the origin of volatile hydrocarbons, other than methane, present in city air is mainly gasoline-powered vehicles. They therefore concluded that gasoline engines are probably the main source of volatile hydrocarbons in both cities.
Since 2010, the United States has exported more refined petroleum products, including distillate fuel oil, hydrocarbon gas liquids, and motor gasoline, among others, than it has imported. million b/d. Net exports of refined petroleum products grew to 3.3 million b/d in 2020 and remained about the same in 2021.
Although gasoline direct injection engines (GDI) are a favorable technology for reducing fuel consumption and greenhouse gas emissions, recent studies have shown that GDI vehicles could emit more PM than traditional PFI (gasoline port fuel injection) vehicles as well as heavy-duty diesel trucks equipped with diesel particulate filters.
Virent’s BioForming platform can produce drop-in gasoline, diesel or jet fuels from plant sugars. Virent has taken another step in the gasoline certification process, successfully completing its first road fleet test organized and executed by Virent collaborator and investor Royal Dutch Shell. Source: Virent. Click to enlarge.
Toyota anticipates a 1/3 full hybrid, 1/3 gasoline, 1/3 diesel engine mix. The launch of the Auris Hybrid in 2010 ( earlier post ) made Toyota the first manufacturer to offer a choice of three powertrains in the C-segment. This has been achieved within the new Auris gasoline engine range through the use of high, 11.5:1
Volkswagen’s updated Touareg SUV will launch in five powertrain versions: a turbocharged gasoline engine, two turbodiesel engines and two plug-in hybrids. The Touareg was offered with hybrid drive for the first time when the second- generation model was launched in 2010. All use a 3.0-liter liter V6 engine.
The number of electric vehicle miles traveled (eVMT) has been increasing each year since the introduction of the first mass market plug-in vehicles in late 2010. million PEVs have been sold, driving 52 billion miles on electricity since 2010, thereby reducing national gasoline consumption by 0.42% in 2020 and 1.9 More than 1.7
Tax credits and gasoline prices necessary for various electric vehicles to be cost-competitive with conventional vehicles at 2011 vehicle prices. Those people who purchase electric vehicles because of the tax credit use less gasoline and produce fewer emissions of greenhouse gases than would otherwise be the case. Source: CBO.
EPA projects advanced transmissions (6+ speeds and CVTs), gasoline direct injection (GDI) systems, and turbocharged engines will be installed on at least 15% of all MY 2013 vehicles. The majority of the emissions and fuel savings from current vehicles, EPA noted, is due to new gasoline vehicle technologies. Click to enlarge.
Researchers have found gross indicated thermal efficiencies in excess of 56% and in-cylinder levels of PM and NO x below the EPA 2010 Heavy Duty standards at specific points in the operating map. This allows for stratification of the gasoline charge before any diesel is injected. —Wissink et al.
Near-zero emission trucks are advanced diesel technology manufactured in the 2010 and later model years. are electric, and the remainder are gasoline or other fuels. are electric, and the remainder are gasoline or other fuels. are advanced diesel technology; 2.1% are CNG, 0.3% are advanced diesel technology; 2.1% are CNG, 0.3%
The reduction of energy use by plug-in electric vehicles translates to a savings of 470 million gallons of gasoline in 2019. Gasoline conversion to Btu using gross heating value 125,000 Btu/gallon. Source: Argonne National Laboratory, Assessment of Light-Duty Plug-In Electric Vehicles in the United States, 2010 – 2019, June 2020.
Fuel ethanol, a biofuel most commonly mixed with finished motor gasoline, is second only to coal as the most-transported fuel by rail. These percentages have held relatively steady since 2010, the earliest data on record. Fuel ethanol arrives at blending terminals by railcar, and gasoline arrives by pipeline.
Chevrolet Volt owners have accumulated more than half a billion all-electric miles since the vehicle’s launch in 2010. The 2014 Volt provides owners with fuel economy of EPA-estimated 98 MPGe (electric) and 35 city/40 highway on gasoline power. The Volt continues to attract new buyers to Chevrolet with 69% of Volt buyers new to GM.
The rolling four-week average of US gross refinery inputs has been above the previous five-year range (2010-14) every week so far this year. For the past several years, distillate crack spreads have consistently exceeded those for gasoline, but since May, this trend has reversed. Total US motor gasoline product supplied is up 2.9%
which requires that, beginning 31 December 2010, all gasoline sold or offered for sale in Florida by a terminal supplier, importer, blender, or wholesaler be blended gasoline. Blended gasoline” is defined in the law as a mixture of 90 to 91 percent gasoline and 9 to 10 percent fuel ethanol or other alternative fuel, by volume.
The US Environmental Protection Agency (EPA) released its annual report summarizing key trends in carbon dioxide emissions, fuel economy, and CO 2 - and fuel economy-related technology for gasoline- and diesel-fueled personal vehicles sold in the United States, from model years (MY) 1975 through 2012. Source: EPA. Click to enlarge.
Since 2013, the share of premium gasoline in total motor gasoline sales in the US has steadily increased to 11.3% The octane rating of gasoline is an indicator of its resistance to spontaneous combustion. Use of higher-octane gasoline can offset the increased risk of engine knock caused by increasing engine compression.
Hydrogen: not a stand-in for gasoline. As I watched this, I started to believe that there is actually enormous potential in the characteristics unique to hydrogen engines instead of simply treating it as a substitute for gasoline. —Yamaha President Hidaka at the Nov 2021 venue. —Takeshi Yamada.
The projects in BEEST sought to develop a variety of rechargeable battery technologies that would enable EV/PHEVs to meet or beat the price and performance of gasoline-powered cars, and enable mass production of electric vehicles that people will be excited to drive. Launched in 2010, BEEST is currently an alumnus project.
The world’s consumption of gasoline, diesel fuel, jet fuel, heating oil, and other petroleum products reached a record high of 88.9 Increased consumption in 2010 reflected improving economic conditions. Year-on-year changes in petroleum consumption by region.
The gasoline engine delivers 105 hp (72 kW) at 5500 rpm and maximum torque of 145 N·m (107 lb-ft) at 2000 rpm/min, with combined cycle fuel consumption of 4.2 This is the lowest consumption of any of the gasoline or diesel MiTo engines, while power delivery and torque are the second-highest of the MiTo gasoline range.
By 2040, hybrids are expected to account for about 35% of the global light-duty vehicle fleet, up from less than 1% in 2010. In 2010, about 75% of the world’s vehicles were in OECD countries. liters per 100 km) in 2010. Hybrids are expected to account for about half of global new-car sales by 2040. Source: ExxonMobil.
While alternative powertrains still represent a small percentage of market share compared to gasoline engines, the report noted, clean diesels saw a 10% increase in 2014 sales over 2013 sales, while hybrids saw a 10% decrease, pure electrics saw a 20% increase and compressed natural gas saw a 33% decrease. Belzowski 2015. Click to enlarge.
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