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Several common ethanol fuel mixtures are in use around the world. The use of pure hydrous or anhydrous ethanol in internal combustion engines (ICEs) is only possible if the engines are designed or modified for that purpose, and used only in automobiles , light-duty trucks and motorcycles. Anhydrous ethanol can be blended with gasoline (petrol) for use in gasoline engines, but with high ethanol content only after engine modifications to meter increased fuel volume since pure ethanol contains only 2/3 of the BTUs of an equivalent volume of pure gasoline. High percentage ethanol mixtures are used in some racing engine applications as the very high octane rating of ethanol is compatible with very high compression ratios.

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148-408: (Redirected from E-10 ) E10 , E 10 or E-10 may refer to: E10 fuel, see Common ethanol fuel mixtures#E10 or less , a mixture of 10% ethanol and 90% petrol Diabetes mellitus type 1 ICD-10 code Entertainment Software Rating Board : E10+, the symbol for Everyone 10+, indicating material that may not be suitable for those under 10 E10 screw ,

296-446: A flex-fuel vehicle ) is an alternative fuel vehicle with an internal combustion engine designed to run on more than one fuel , usually gasoline blended with either ethanol or methanol fuel , and both fuels are stored in the same common tank. Modern flex-fuel engines are capable of burning any proportion of the resulting blend in the combustion chamber as fuel injection and spark timing are adjusted automatically according to

444-513: A 1952 German electric locomotive E 10, an experimental German light tank destroyer of World War II, part of the Entwicklung series E-10 MC2A , a Northrop Grumman military aircraft based on the Boeing 767-400ER airframe JNR Class E10 , a class of Japanese steam locomotive LSWR E10 class , a British LSWR Locomotive SJ E10 , a class of Swedish steam locomotives Toyota Corolla (E10) ,

592-527: A 20% tax reduction for flexifuel company cars. Also, a part of the program, the Swedish Government ruled that 25% of their vehicle purchases (excluding police, fire and ambulance vehicles) must be alternative fuel vehicles. By the first months of 2008, this package of incentives resulted in sales of flexible-fuel cars representing 25% of new car sales. On the supply side, since 2005 the gasoline fuelling stations selling more than 3 million liters of fuel

740-523: A car Zenos E10 , a sports car [REDACTED] Topics referred to by the same term This disambiguation page lists articles associated with the same title formed as a letter–number combination. If an internal link led you here, you may wish to change the link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=E10&oldid=1171757380 " Category : Letter–number combination disambiguation pages Hidden categories: Short description

888-399: A cost of $ 3.4 billion to $ 10.1 billion. ED95 designates a blend of 95% ethanol and 5% ignition improver; it is used in modified diesel engines where high compression is used to ignite the fuel, as opposed to the operation of gasoline engines, where spark plugs are used. This fuel was developed by Swedish ethanol producer SEKAB . Because of the high ignition temperatures of pure ethanol,

1036-428: A dedicated sensor, which automatically detects the amount of ethanol in the fuel, allowing to adjust both fuel injection and spark timing accordingly to the actual blend available in the vehicle's tank. Because ethanol contains close to 34% less energy per unit volume than gasoline, E85 FFVs have a lower mileage per gallon than gasoline. Based on EPA tests for all 2006 E85 models, the average fuel economy for E85 vehicles

1184-425: A distance of 100 kilometres (62 mi), the cars tested used an average of 10.30 litres (2.27 imp gal; 2.72 US gal) of 95E10, as opposed to 10.23 litres (2.25 imp gal; 2.70 US gal) of 98E5. The difference was 0.07 in favor of 98E5 on average, meaning that using 95E10 gasoline, which has a higher ethanol content, increases consumption by 0.7%. When the measurements are normalized,

1332-521: A few exceptions, they are unable to run smoothly with pure gasoline, which causes engine knocking , as vehicles traveling to neighboring South American countries have demonstrated. Flex-fuel vehicles , which can run on any type of gasoline E20-E25 up to 100% hydrous ethanol (E100 or hydrated ethanol) ratios, were first available in mid-2003. In July 2008, 86% of all new light vehicles sold in Brazil were flexible-fuel, and only two carmakers build models with

1480-580: A flex-fuel engine optimized to operate with pure gasoline (E0): Renault with the models Clio , Symbol , Logan , Sandero and Mégane , and Fiat with the Siena Tetrafuel . Thailand introduced E20 in 2008, but shortages in ethanol supplies by mid-2008 caused a delay in the expansion of the E20 fueling station network in the country. By mid-2010, 161 fueling stations were selling E20, and sales have risen 80% since April 2009. The rapid growth in E20 demand

1628-597: A loophole in the Corporate Average Fuel Economy (CAFE) requirements, that allows for a fuel economy credit for every flex-fuel vehicle sold, whether or not in practice these vehicles are fueled with E85. This loophole might allow the car industry to meet the CAFE targets in fuel economy just by spending between US$ 100 and US$ 200 that it cost to turn a conventional vehicle into a flex-fuel, without investing in new technology to improve fuel economy, and saving them

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1776-408: A maximum of 25% (E25) and a minimum of 20% (E20) by volume. Since then, the government has set the percentage on the ethanol blend according to the results of the sugarcane harvest and ethanol production from sugarcane, resulting in blend variations even within the same year. Since July 1, 2007, the mandatory blend was set at 25% of anhydrous ethanol (E25) by executive decree, and this has been

1924-552: A recovery of 80% of the value added tax (VAT) on E85 vehicles. Also, E85 fuel price is set significantly lower than diesel or gasoline, resulting in E85 at € 0.80, diesel at €1.15, and gasoline at €1.30 per liter , as of April 2007. By May 2008, France had 211 pumps selling E85, even though the government made plans for the installation of up to 500 E85 pumps by year end 2007. French automakers Renault and PSA (Citroen & Peugeot) announced they will start selling FFV cars beginning in

2072-714: A response to the 1973 and 1979 energy crises , the first modern vehicle capable of running with pure hydrous ethanol (E100) was launched in the Brazilian market, the Fiat 147 , after testing with several prototypes developed by the Brazilian subsidiaries of Fiat , Volkswagen , General Motors and Ford . As of September 2012 , there were 1.1 million neat ethanol vehicles still in use in Brazil. Since 2003, Brazilian newer flex-fuel vehicles are capable of running on pure hydrous ethanol (E100) or blended with any combination of E20 to E27.5 gasoline (a mixture made with anhydrous ethanol),

2220-466: A result of the Energy Independence and Security Act of 2007 , which mandates an increase in renewable fuels for the transport sector, the U.S. Department of Energy began assessments for the feasibility of using intermediate ethanol blends in the existing vehicle fleet as a way to allow higher consumption of ethanol fuel. The National Renewable Energy Laboratory (NREL) conducted tests to evaluate

2368-579: A second push took place in March 2003, when the Brazilian subsidiary of Volkswagen launched to the market the first full flexible-fuel car, the Gol 1.6 Total Flex. Several months later was followed by other Brazilian automakers, and by 2010 General Motors, Fiat, Ford, Peugeot , Renault , Volkswagen, Honda , Mitsubishi , Toyota , Citroën , Nissan and Kia Motors were producing popular models of flex cars and light trucks. The adoption of ethanol flex fuel vehicles

2516-528: A small gasoline reservoir for cold starting the engine when temperatures drop below 15 °C (59 °F). An improved flex motor generation was launched in 2009 which eliminated the need for the secondary gas tank. As ethanol FFVs became commercially available during the late 1990s, the common use of the term "flexible-fuel vehicle" became synonymous with ethanol FFVs. In the United States flex-fuel vehicles are also known as "E85 vehicles". In Brazil,

2664-515: A time when oil prices were already significantly rising. By 2006, about 50 percent of the gasoline used in the U.S. contained ethanol at different proportions, and ethanol production grew so fast that the US became the world's top ethanol producer, overtaking Brazil in 2005. This shift also contributed to a sharp increase in the production and sale of E85 flex vehicles since 2002. Flexible-fuel technology started being developed by Brazilian engineers near

2812-647: A trial, in order to measure interest in ethanol-powered vehicles in the country. Saab Australia placed the vehicles with the fleets of the Queensland Government, the media, and some ethanol producers. E85 is not available widely in Australia, but the Manildra Group provided the E85 blend fuel for this trial. Saab Australia became the first car maker to produce an E85 flex-fuel car for the Australian market with

2960-924: A type of Edison screw Olympus E-10 , a single-lens reflex camera digital camera from 2000 Queen's Pawn Game , Encyclopaedia of Chess Openings code The 10 elected members of the United Nations Security Council E 10 (Lie algebra) , a mathematical structure Routing [ edit ] E10 European long distance path E10, a postcode district in the E postcode area of east London European route E10 London Buses route E10 Higashikyushu Expressway (between Kitakyushu JCT and Kiyotake JCT) and Miyazaki Expressway , route E10 in Japan New Pantai Expressway , route E10 in Malaysia Vehicles [ edit ] Chevy E10 , an electric vehicle DB Class E 10 ,

3108-552: A waste product of cheese manufacturing. The Irish government established several incentives, including a 50% discount in vehicle registration taxes (VRT), which can account for more than one third of the retail price of a new car in Ireland (around €6,500). The bioethanol element of the E85 fuel is excise-free for fuel companies, allowing retail prices to be low enough to offset the 25 per cent cut in fuel economy that E-85 cars offer, due to ethanol's lower energy content than gasoline. Also,

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3256-493: A year are required to sell at least one type of biofuel, resulting in more than 1,200 gas stations selling E85 by August 2008. Despite all the sharp growth of E85 flexifuel cars, by 2007 they represented just two percent of the four million Swedish vehicles. In addition, this law also mandated all new filling stations to offer alternative fuels, and stations with an annual volume of more than one million liters are required to have an alternative fuel pump by December 2009. Therefore,

3404-628: Is a Brazilian CAIO. The first ethanol-powered buses were delivered in May 2011, and the 50 buses will start regular service in June 2011 in the southern region of São Paulo. The 50 ED95 buses had a cost of R$ 20 million ( US$ 12.3 million ) and due to the higher cost of the ED95 fuel and the lower energy content of ethanol as compared to diesel, one of the firms participating in the cooperation agreement, Raísen (a joint venture between Royal Dutch Shell and Cosan ), supplies

3552-405: Is a kit that allows a conventional equipment manufactured vehicle to be altered to operate on propane, natural gas, methane gas, ethanol, or electricity are classified as aftermarket AFV conversions. All vehicle conversions, except those that are completed for a vehicle to run on electricity, must meet current applicable U.S. Environmental Protection Agency (EPA) standards. In 2008, Ford delivered

3700-498: Is a more cost-effective way of reducing emissions than using plug-in electric vehicles (PEVs) in the timeframe to 2030. The study also found that the use of higher blends of biofuels is complementary to hybrid electric vehicles (HEVs) and plug-in hybrids (PHEVs). Battery electric vehicles (BEVs) can deliver strong CO 2 savings with a decarbonised electric grid, but are expected to have significantly higher costs than internal combustion engine vehicles and hybrid cars to 2030, as

3848-476: Is also recommended for gasoline vehicles when temperatures drop below −23  °C (−9  °F ). Another option when extreme cold weather is expected is to add more pure gasoline in the tank, thus reducing the ethanol content below the E70 winter blend, or simply not to use E85 during extreme low temperature spells. E85, a mixture of 85% ethanol and ~15% gasoline, is generally the highest ethanol fuel mixture found in

3996-489: Is approximately 3.5% water by volume. The azeotrope is the highest concentration of ethanol that can be achieved by simple fractional distillation . The maximum water concentration according to the Agência Nacional do Petróleo (ANP) specification is 4.9 vol.% (approximately 6.1 weight%) The E nomenclature is not adopted in Brazil, but hydrated ethanol can be tagged as E100, meaning it does not have any gasoline, because

4144-592: Is because most vehicle models launched since 2009 were E20-compatible, and sales of E20 are expected to grow faster once more local automakers start producing small, E20-compatible, fuel-efficient cars. The Thai government is promoting ethanol usage through subsidies, as ethanol costs four baht (about 12 US cents) a litre more than gasoline. A state law approved in Minnesota in 2005 mandated that ethanol comprise 20% of all gasoline sold in this American state beginning in 2013. Successful tests have been conducted to determine

4292-400: Is different from Wikidata All article disambiguation pages All disambiguation pages Common ethanol fuel mixtures#E10 or less Ethanol fuel mixtures have "E" numbers which describe the percentage of ethanol fuel in the mixture by volume, for example, E85 is 85% anhydrous ethanol and 15% gasoline. Low-ethanol blends are typically from E5 to E25, although internationally

4440-713: Is intended to promote a massive adoption of flex-fuel vehicles capable of running on ethanol or methanol. The bill requires that 50 percent of automobiles made in 2014, 80 percent in 2016, and 95 percent in 2017, would be manufactured and warranted to operate on non-petroleum-based fuels, which includes existing technologies such as flex-fuel, natural gas , hydrogen , biodiesel , plug-in electric and fuel cell . As of December 2014 , almost half of new vehicles produced by Chrysler, Ford, and General Motors are flex-fuel, meaning roughly one-quarter of all new vehicles sold by 2015 are capable of using up to E85. However, obstacles to widespread use of E85 fuel remain. A 2014 analysis by

4588-599: Is no longer excise-free in Ireland. Maxol has announced they will not provide E85 when their current supplies have run out. The first flexifuel vehicles were introduced in Spain by late 2007, with the acquisition of 80 cars for use in the Spaniard official government fleet. At that time the country had only three gas stations selling E85 , making necessary to deploy an official E85 fueling station in Madrid to attend these vehicles. Despite

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4736-522: Is not enough to protect consumers from misfueling. In July 2012, a fueling station in Lawrence, Kansas became the first in the U.S. to sell the E15 blend. The fuel is sold through a blender pump that allows customers to choose between E10, E15, E30 or E85, with the latter blends sold only to flexible-fuel vehicles . As of June 2013 , there are about 24 fueling stations selling E15 out of 180,000 stations across

4884-513: Is not recommended to be used in aircraft. A 2011 study conducted by VTT Technical Research Centre of Finland found practically no difference in fuel consumption in normal driving conditions between commercial gasoline grades 95E10 and 98E5 sold in Finland, despite the public perception that fuel consumption is significantly higher with 95E10. VTT performed the comparison test under controlled laboratory conditions and their measurements showed that over

5032-434: Is not recommended, a separate specification for controlled usage is presented in a Netherlands Technical Agreement NTA 8115. The NTA 8115 is written for a worldwide application in trading and fuel blending. E20 contains 20% ethanol and 80% gasoline, while E25 contains 25% ethanol. These blends have been widely used in Brazil since the late 1970s. As a response to the 1973 oil crisis , the Brazilian government made mandatory

5180-468: Is not yet available to the general public. These successful tests with P-series fuels were conducted on Ford Taurus and Dodge Caravan flexible-fuel vehicles. Though technology exists to allow ethanol FFVs to run on any mixture of gasoline and ethanol, from pure gasoline up to 100% ethanol ( E100 ), North American and European flex-fuel vehicles are optimized to run on E85 , a blend of 85% anhydrous ethanol fuel with 15% gasoline. This upper limit in

5328-953: Is stricter than the Euro 5 standard. Nottingham became the first city in England to operate a regular bus service with ethanol-fuelled vehicles. Three ED95 single-deck buses entered regular service in the city in March 2008. Soon after, Reading also introduced ED95 double-deck buses. Under the auspices of the BioEthanol for Sustainable Transport project, more than 138 bioethanol ED95 buses were part of demonstration trial at four cities, three in Europe, and one in Brazil, between 2006 and 2009. A total of 127 ED95 buses operated in Stockholm , five buses operated in Madrid , three in La Spezia , and one in Brazil. In Brazil,

5476-652: Is that it requires dedicated storage tanks at filling stations, at an estimated cost of US$ 60,000 for each dedicated ethanol tank. The Obama Administration set the goal of installing 10,000 blender pumps nationwide until 2015, and to support this target the US Department of Agriculture (USDA) issued a rule in May 2011 to include flexible fuel pumps in the Rural Energy for America Program (REAP). This ruling will provide financial assistance to fuel station owners to install E85 and blender pumps. A flex fuel conversion kit

5624-938: Is used in Brazilian neat ethanol vehicles and flex-fuel light vehicles and hydrous E15 called hE15 for modern petrol cars in the Netherlands. E10, a fuel mixture of 10% anhydrous ethanol and 90% gasoline sometimes called gasohol , can be used in the internal combustion engines of most modern automobiles and light-duty vehicles without need for any modification on the engine or fuel system. E10 blends are typically rated as being 2 to 3 octane numbers higher than regular gasoline and are approved for use in all new U.S. automobiles, and mandated in some areas for emissions and other reasons. Other common blends include E5 and E7. These concentrations are generally safe for recent engines that should run on pure gasoline. As of 2006, mandates for blending bioethanol into vehicle fuels had been enacted in at least 36 states/provinces and 17 countries at

5772-509: Is why the corrosion stops. The aluminum alcoholate/alkoxide does not make a tight oxide layer, which is why the corrosion continues. In other words, water is essential to repair the holes in the oxide layer. Based on the Japanese/German results, a minimum of 2 vol.% or 2.52% m/m water is currently proposed in the revision of the hydrous ethanol specification for blending in petrol at E10+ levels. Water injection has additional positive effects on

5920-457: The Brazilian ethanol industry crisis that began in 2009 , combined with government subsidies to keep gasoline price lower than the international market value, by November 2013 only 23% flex-fuel car owners were using ethanol, down from 66% in 2009. One of the latest innovation within the Brazilian flexible-fuel technology is the development of flex-fuel motorcycles . The first flex-fuel motorcycle

6068-554: The California Air Resources Board (CARB), the blend is still awaiting approval, and in a public statement the agency said that " it would take several years to complete the vehicle testing and rule development necessary to introduce a new transportation fuel into California's market ." According to a survey conducted by the American Automobile Association (AAA) in 2012, only about 12 million out of

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6216-531: The Chevrolet Corsa 1.8 Flexpower, using an engine developed by a joint-venture with Fiat called PowerTrain. Passenger flex-fuel vehicles became a commercial success in the country, and as of December 2013 , a total of 15 car manufacturers produce flex-fuel engines for the Brazilian market, dominating all light vehicle segments except sports cars, off-road vehicles and minivans. The production of flex-fuel cars and light commercial vehicles since 2003 reached

6364-602: The EU . As of July 2012 retail prices of E85 was €1.09 per liter, and gasoline was priced at €1.60 per liter (for gasoline RON 95), then providing enough margin to compensate for ethanol's lower fuel economy. Ford has offered the Ford Focus since August 2005 in Germany. Ford is about to offer also the Mondeo and other models as FFV versions between 2008 and 2010. The Saab 9-5 and Saab 9-3 Biopower,

6512-594: The Federal Trade Commission , issued its final ruling regarding the E15 warning label required to be displayed in all E15 fuel dispensers in the U.S. to inform consumers about what vehicles can, and what vehicles and equipment cannot, use the E15 blend. Both the Alliance of Automobile Manufacturers and the National Petrochemical and Refiners Association complained that relying solely on this warning label

6660-560: The Midwest . Thailand introduced E85 fuel by the end of 2008, and by mid-2010, only four E85 filling stations were available, with plans to expand to 15 stations by 2012. A major restriction hampering sales of E85 flex vehicles or fuelling with E85, is the limited infrastructure available to sell E85 to the public, as by 2014 only 2 percent of motor fuel stations offered E85, up from about 1 percent in 2011. As of November 2015 , there were only 3,218 gasoline fueling stations selling E85 to

6808-714: The Peugeot 308 Bioflex, the Citroën C4 Bioflex, the Audi A5 , two models of the Cadillac BLS , and five Volvo models are also available in the German market by 2008. Since 2011, Dacia offers the Logan MCV with a 1.6l 16v flexfuel engine. Ireland is the third best seller European market of E85 flex-fuel vehicles, after Sweden and France. Bioethanol (E85) in Ireland is made from whey ,

6956-519: The Renewable Fuels Association (RFA) found that oil companies prevent or discourage affiliated retailers from selling E85 through rigid franchise and branding agreements, restrictive supply contracts, and other tactics. The report showed independent retailers are five times more likely to offer E85 than retailers carrying an oil company brand. In January 2007 GM brought UK-sourced Saab 9-5 Biopower E85 flex-fuel vehicles to Australia as

7104-401: The U.S. Department of Energy estimated that in 2011 only 862,837 flex-fuel fleet-operated vehicles were regularly fueled with E85. As a result, from all the ethanol fuel consumed in the country in 2009, only 1% was E85 consumed by flex-fuel vehicles. The E85 blend is used in gasoline engines modified to accept such higher concentrations of ethanol, and the fuel injection is regulated through

7252-444: The exo-thermic chemical reaction. Ethanol fuel is considered – although not widely known as – a form of "chemical supercharging", similar to that of Nitrous Oxide (N 2 O) & Nitromethane (CH 3 NO 2 ). The 85% limit in the ethanol content was set to reduce ethanol emissions at low temperatures and to avoid cold starting problems during cold weather, at temperatures lower than 11 °C (52 °F). A further reduction in

7400-744: The vehicle excise duty (VED); and a 2% annual company car tax discount for flex-fuel cars. Despite the small number of E85 pump stations available, limited to the Morrisons supermarket chain stations, most automakers offer the same models in the UK that are available in the European market. In 2005 the Ford Focus Flexi-Fuel became the first flexible-fuel car sold in the UK, though E85 pumps were not opened until 2006. Volvo now offers its flexifuel models S80 , S40 , C30 , V50 and V70 . Other models available in

7548-407: The 2011 model year there are about 70 vehicles E85 capable, including sedans , vans , SUVs and pick-up trucks . Many of the models available in the market are trucks and sport-utility vehicles getting less than 20 mpg ‑US (12 L/100 km; 24 mpg ‑imp ) when filled with gasoline. Actual consumption of E85 among flex-fuel vehicle owners is limited. Nevertheless,

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7696-613: The 2014 model year, its entire lineup will be E15 capable. Fiat Chrysler Automobiles announced in August 2015 that all 2016 model year Chrysler / Fiat , Jeep , Dodge and Ram vehicles will be E15 compatible. In November 2013, the Environmental Protection Agency opened for public comment its proposal to reduce the amount of ethanol required in the U.S. gasoline supply as mandated by the Energy Independence and Security Act of 2007 . The agency cited problems with increasing

7844-635: The 3 million-unit milestone in October 2013. The 4 million mark was reached in March 2015. Flexible-fuel vehicles were introduced in Sweden as a demonstration test in 1994, when three Ford Taurus were imported to show the technology existed. Because of the existing interest, a project was started in 1995 with 50 Ford Taurus E85 flexifuel in different parts of Sweden: Umeå , Örnsköldsvik , Härnösand , Stockholm , Karlstad , Linköping , and Växjö . From 1997 to 1998 an additional 300 Taurus were imported, and

7992-439: The Brazilian registered stock of light-duty vehicles, while gasoline only vehicles represented 34.3%. As of June 2015 , flex-fuel light-duty vehicle sales totaled 25.5 million units. The market share of flex vehicles reached 88.6% of all light-duty registrations in 2017. As of March 2018 , fifteen years after the launch of the first flex fuel car, there were 30.5 million flex cars and light trucks registered in

8140-405: The Brazilian territory. The Polo E-Flex , launched in March 2009, was the first flex-fuel model without an auxiliary tank for cold start. The warming system, called Flex Start, was developed by Robert Bosch GmbH . Swedish carmakers have developed ethanol-only capable engines for the new Saab Aero X BioPower 100 Concept E100, with a V6 engine which is fuelled entirely by E100 bioethanol, and

8288-456: The EPA does not have the authority to issue a “partial waiver” that covers some cars and not others. Among other arguments, the groups argued that the higher ethanol blend is not only a problem for cars, but also for fuel pumps and underground tanks not designed for the E15 mixture. It was also argued that the rise in ethanol has contributed to the big jump in corn prices in recent years. In August 2012,

8436-686: The Energy Department, the State of Minnesota, the Renewable Fuels Association , the Rochester Institute of Technology , the Minnesota Center for Automotive Research, and Stockholm University in Sweden. In October 2010, the EPA granted a waiver to allow up to 15% of ethanol blended with gasoline to be sold only for cars and light pickup trucks with a model year of 2007 or later, representing about 15% of vehicles on U.S. roads. In January 2011,

8584-502: The FFVs are popularly known as "total flex" or simply "flex" cars. In Europe, FFVs are also known as "flexifuel" vehicles. Automakers, particularly in Brazil and the European market, use badging in their FFV models with the some variant of the word "flex", such as Volvo Flexifuel , or Volkswagen Total Flex , or Chevrolet FlexPower or Renault Hi-Flex , and Ford sells its Focus model in Europe as Flexifuel and as Flex in Brazil. In

8732-531: The Fuel Quality Directive (Directive 2009/30/EC) applied through its transposition into the law of Sweden as a member of the 27 member states of the EU. E15 contains 15% ethanol and 85% gasoline. This is generally the highest ratio of ethanol to gasoline that is possible to use in vehicles recommended by some auto manufacturers to run on E10 in the US. This is due to ethanol's hydrophilia and solvent power. As

8880-523: The Netherlands, Norway, Poland, Spain, Sweden, Switzerland, and the United Kingdom. Ford, Volvo and Saab are the main automakers offering flexifuel autos in the region. Biofuel cars in general get strong tax incentives in France, including a 0 or 50% reduction on the tax on new vehicles, and a 40% reduction on CO 2 tax for new cars. For company cars there is a corporate car tax free for two years and

9028-691: The Swedish fleet of E85 flexifuel vehicles is the result of the National Climate Policy in Global Cooperation Bill passed in 2005, which not only ratified the Kyoto Protocol but also sought to meet the 2003 EU Biofuels Directive regarding targets for use of biofuels , and also let to the 2006 government's commitment to eliminate oil imports by 2020. In order to achieve these goals several government incentives were implemented. Ethanol, as

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9176-973: The U.S. In December 2010, several groups, including the Alliance of Automobile Manufacturers, the American Petroleum Institute , the Association of International Automobile Manufacturers , the National Marine Manufacturers Association, the Outdoor Power Equipment Institute, and the Grocery Manufacturers Association , filed suit against the EPA in the United States Court of Appeals for the District of Columbia Circuit . The plaintiffs argued

9324-761: The UK are the Ford C-Max Flexi-Fuel, and the Saab models 9-5 and 9-3 Flex-Fuel Biopower, and the new Saab Aero X BioPower E100 bioethanol. Despite being introduced around a decade ago, E85 is no longer commercially available in the UK As of 2017 , there were more than 21 million E85 flex-fuel vehicles in the United States, up from about 11 million flex-fuel cars and light trucks in operation as of early 2013. The number of flex-fuel vehicles on U.S. roads increased from 1.4 million in 2001, to 4.1 million in 2005, and rose to 7.3 million in 2008. For

9472-826: The US, only since 2008 FFV models feature a yellow gas cap with the label "E85/Gasoline" written on the top of the cap to differentiate E85s from gasoline only models. Flexible-fuel vehicles (FFVs) are based on dual-fuel systems that supply both fuels into the combustion chamber at the same time in various calibrated proportions. The most common fuels used by FFVs today are unleaded gasoline and ethanol fuel. Ethanol FFVs can run on pure gasoline, pure ethanol (E100) or any combination of both. Methanol has also been blended with gasoline in flex-fuel vehicles known as M85 FFVs, but their use has been limited mainly to demonstration projects and small government fleets, particularly in California. The Ford Model T , produced from 1908 through 1927,

9620-451: The US, with more favorable prices in the Midwest region, where most corn is grown and ethanol produced. Depending on the vehicle capabilities, the break-even price of E85 has to be between 25 and 30% lower than gasoline. A 2005 survey found that 68% of American flex-fuel car owners were not aware they owned an E85 flex. This was because the exteriors of flex and non-flex vehicles look exactly

9768-462: The United States (27 million by the end of 2021), Canada (1.6 million by 2014), and Europe, led by Sweden (243,100). In addition to flex-fuel vehicles running with ethanol, in Europe and the US, mainly in California , there have been successful test programs with methanol flex-fuel vehicles, known as M85 flex-fuel vehicles. There have been also successful tests using P-series fuels with E85 flex fuel vehicles, but as of June 2008, this fuel

9916-425: The United States and Sweden for E85 flexible-fuel vehicles during the cold weather, but still sold at the pump labeled as E85 . The seasonal reduction of the ethanol content to an E85 winter blend is mandated to avoid cold starting problems at low temperatures. In the US, this seasonal reduction of the ethanol content to E70 applies only in cold regions, where temperatures fall below 32 °F (0 °C) during

10064-438: The United States and several European countries, particularly in Sweden, as this blend is the standard fuel for flexible-fuel vehicles . This mixture has an octane rating of 108, however, the Ethanol molecule also carries with it an oxygen atom, where-as gasoline does not, effectively requiring the internal combustion engine to ingest less air per unit-volume by its own accord, which reduces pumping losses, and further increases

10212-438: The United States was stimulated by the discovery in the late 90s that methyl tertiary butyl ether (MTBE) , an oxygenate additive in gasoline, was contaminating groundwater. Due to the risks of widespread and costly litigation, and because MTBE use in gasoline was banned in almost 20 states by 2006, the substitution of MTBE opened a new market for ethanol fuel. This demand shift for ethanol as an oxygenate additive took place at

10360-468: The United States, and in April 2011, the government reduced the minimum mandatory blend to 18%, leaving the mandatory blend range between E18 and E25. All Brazilian automakers have adapted their gasoline engines to run smoothly with this range of mixtures, thus, all gasoline vehicles are built to run with blends from E20 to E25, defined by local law as "common gasoline type C". Some vehicles might work properly with lower concentrations of ethanol, but with

10508-648: The actual blend detected by a fuel composition sensor. Flex-fuel vehicles are distinguished from bi-fuel vehicles , where two fuels are stored in separate tanks and the engine runs on one fuel at a time, for example, compressed natural gas (CNG), liquefied petroleum gas (LPG), or hydrogen . The most common commercially available FFV in the world market is the ethanol flexible-fuel vehicle, with about 60 million automobiles , motorcycles and light duty trucks manufactured and sold worldwide by March 2018, and concentrated in four markets, Brazil (30.5 million light-duty vehicles and over 6 million motorcycles),

10656-571: The addition of ignition improver is necessary for successful diesel engine operation. A diesel engine running on ethanol also has a higher compression ratio and an adapted fuel system. This fuel has been used with success in many Swedish Scania buses since 1985, which has produced around 700 ethanol buses, more than 600 of them to Swedish cities, and more recently has also delivered ethanol buses for commercial service in Great Britain, Spain, Italy, Belgium, and Norway. As of June 2010 Stockholm has

10804-528: The blend of ethanol fuel with gasoline, fluctuating between 10% and 22% from 1976 until 1992. Due to this mandatory minimum gasoline blend, pure gasoline (E0) is no longer sold in Brazil. A federal law was passed in October 1993 establishing a mandatory blend of 22% anhydrous ethanol (E22) in the entire country. This law also authorized the Executive to set different percentages of ethanol within pre-established boundaries, and since 2003, these limits were fixed at

10952-615: The blend of ethanol above 10%. This limit, known as the "blend wall," refers to the practical difficulty in incorporating increasing amounts of ethanol into the transportation fuel supply at volumes exceeding those achieved by the sale of nearly all gasoline as E10. A 15% hydrous ethanol and 85% gasoline blend, hE15, has been introduced at public gas stations in the Netherlands since 2008. Ethanol fuel specifications worldwide traditionally dictate use of anhydrous ethanol (less than 1% water) for gasoline blending. This results in additional costs, energy usage and environmental impacts associated with

11100-438: The case of JARI and 5 x 3500 = 17,500 ppm of 1.75 volume% in the case of TU Darmstadt. The observations are in line with the fact that hydrous ethanol is known for being less corrosive than anhydrous ethanol. The reaction mechanism will be the same at lower-mid blends. When enough water is present in the fuel, the aluminum will react preferably with water to produce aluminum oxide, repairing the protective aluminum oxide layer, which

11248-456: The consumers to choose the fuel depending on current market prices. As ethanol fuel economy is lower than gasoline because of ethanol's energy content is close to 34% less per unit volume than gasoline, flex cars running on ethanol get a lower mileage than when running on pure gasoline. However, this effect is partially offset by the usually lower price per liter of ethanol fuel. As a rule of thumb , Brazilian consumers are frequently advised by

11396-493: The costly regulatory requirements which have created a practical barrier to the commercialization of the higher blend. Most fuel stations do not have enough pumps to offer the new blend, few existing pumps are certified to dispense E15, and no dedicated tanks are readily available to store E15. Also, some state and federal regulations would have to change before E15 can be legally sold. The National Association of Convenience Stores, which represents most gasoline retailers, considers

11544-423: The country, and 6 million flex motorcycles. The rapid success of flex vehicles was made possible by the existence of 33,000 filling stations with at least one ethanol pump available by 2006, a heritage of the early Pró-Álcool ethanol program. These facts, together with the mandatory use of E25 blend of gasoline throughout the country, allowed Brazil in 2008 to achieve more than 50% of fuel consumption in

11692-399: The dangers of oil dependence. This crisis opened a new opportunity for ethanol and other alternative fuels , such as methanol , gaseous fuels such as CNG and LPG , and also hydrogen . Ethanol, methanol and natural gas were the three alternative fuels that received more attention for research and development , and government support. Since 1975, and as a response to the shock caused by

11840-521: The development of alcohol vehicle technology was getting all of the fuel system materials compatible with the higher chemical reactivity of the fuel. Methanol was even more of a challenge than ethanol but much of the early experience gained with neat ethanol vehicle production in Brazil was transferable to methanol. The success of this small experimental fleet of M100s led California to request more of these vehicles, mainly for government fleets. In 1983, Ford built 582 M100 vehicles; 501 went to California, and

11988-487: The difference becomes 1.0%, a result that is highly consistent with an estimation of calorific values based on approximate fuel composition, which came out at 1.1% in favour of E5. In Sweden, all 95-octane gasoline is E10 (6 to 10 percent of ethanol) since 1 August 2021, when the proportion of ethanol was increased from E5. In the early-mid-1990s, some fuel chains also sold E10. All newer and many older petrol cars bought in Sweden should handle this, since from January 2011,

12136-498: The end of the 1990s, the emphasis shifted to the FFV E85 version, as it is today. Ethanol was preferred over methanol because there is a large support from the farming community, and thanks to the government's incentive programs and corn-based ethanol subsidies available at the time. Sweden also tested both the M85 and the E85 flexifuel vehicles, but due to agriculture policy, in the end emphasis

12284-415: The end of the 1990s. The Brazilian flexible fuel car is built with an ethanol-ready engine and one fuel tank for both fuels. The small gasoline reservoir for starting the engine in cold weather, used in earlier neat ethanol vehicles , was kept to avoid start up problems in the central and southern regions, where winter temperatures normally drop below 15 °C (59 °F). An improved flex motor generation

12432-434: The engine compartment to help in starting the engine when cold by initially injecting gasoline. Once started, the engine is then switched back to ethanol. An improved flex-fuel engine generation was developed to eliminate the need for the secondary gas tank by warming the ethanol fuel during starting, and allowing them to start at temperatures as low as −5  °C (23  °F ), the lowest temperature expected anywhere in

12580-438: The engine performance (thermodynamic efficiency) and reduces overall CO 2 emissions. Overall, a transition from anhydrous to hydrous ethanol for gasoline blending is expected to make a significant contribution to ethanol's cost-competitiveness, fuel cycle net energy balance, air quality, and greenhouse gas emissions. The level of blending above 10% (V/V) is chosen both from a technical (safety) perspective and to distinguish

12728-457: The ethanol content below the E75 winter blend, or simply not to use E85 during extreme low temperature spells. Sweden has achieved the largest E85 flexible-fuel vehicle fleet in Europe, with a sharp growth from 717 vehicles in 2001 to 243,136 through December 2014. As of 2008 a total of 70% of all flexifuel vehicles operating in the EU were registered in Sweden. The recent and accelerated growth of

12876-570: The ethanol content is set to reduce ethanol emissions at low temperatures and to avoid cold starting problems during cold weather, at temperatures lower than 11  °C (52  °F ). The alcohol content is reduced during the winter in regions where temperatures fall below 0 °C (32 °F) to a winter blend of E70 in the U.S. or to E75 in Sweden from November until March. Brazilian flex fuel vehicles are optimized to run on any mix of E20-E25 gasoline and up to 100% hydrous ethanol fuel (E100). The Brazilian flex vehicles were built-in with

13024-626: The ethanol content is used during the winter in regions where temperatures fall below 0 °C (32 °F) and this blend is called Winter E85, as the fuel is still sold under the E85 label. A winter blend of E70 is mandated in some regions in the US, while Sweden mandates E75. Some regions in the United States now allow E51 (51% ethanol, 49% gasoline) to be sold as E85 in the winter months. As of October 2010, nearly 3,000 E85 fuel pumps were in Europe, led by Sweden with 1,699 filling stations. The United States had 3,354 public E85 fuel pumps located in 2,154 cities by August 2014, mostly concentrated in

13172-535: The extra processing step required to dehydrate the hydrous ethanol produced via distillation (3.5-4.9 vol.% water) to meet the current anhydrous ethanol specifications. A patented discovery reveals hydrous ethanol can be effectively used in most ethanol/gasoline blending applications. According to the Brazilian Agência Nacional do Petróleo (ANP) specification, hydrous ethanol contains up to 4.9 vol.% water. In hE15, this would be up to 0.74 vol.% water in

13320-494: The federal appeals court rejected the suit against the EPA. The case was thrown out on a technical reason, as the court ruled the groups did not have legal standing to challenge EPA's decision to issue the waiver for E15. In June 2013 the U.S. Supreme Court declined to hear an appeal from industry groups opposed to the EPA ruling about E15, and let the 2012 federal appeals court ruling stand. As of November 2012 , sales of E15 are not authorized in California, and according to

13468-676: The first Scania ED95 bus with a modified diesel engine was introduced as a trial in São Paulo city in December 2007, and since November 2009, two ED95 buses were in regular service. The Brazilian trial project ran for three years and performance and emissions were monitored by the National Reference Center on Biomass (CENBIO- Portuguese : Centro Nacional de Referência em Biomassa ) at the Universidade de São Paulo . In November 2010,

13616-454: The first flex-fuel plug-in hybrid as part of a demonstration project, a Ford Escape Plug-in Hybrid capable of running on E85 or gasoline. General Motors announced that the new Chevrolet Volt plug-in hybrid , launched in the United States market in December 2010, would be flex-fuel-capable in 2013. General Motors do Brasil announced that it will import from five to ten Volts to Brazil during

13764-469: The first oil crisis, the Brazilian government implemented the National Alcohol Program - Pró-Álcool - ( Portuguese : Programa Nacional do Álcool ), a nationwide program financed by the government to phase out automotive fuels derived from fossil fuels in favor of ethanol made from sugar cane . It began with a low blend of anhydrous alcohol with regular gasoline in 1976, and since July 2007

13912-570: The first semester of 2011 as part of a demonstration and also to lobby the federal government to enact financial incentives for green cars . If successful, GM would adapt the Volt to operate on ethanol fuel , as most new cars sold in Brazil are flex-fuel. In 2008, Chrysler, General Motors, and Ford pledged to manufacture 50 percent of their entire vehicle line as flexible fuel in model year 2012, if enough fueling infrastructure develops. The Open Fuel Standard Act (OFS), introduced to Congress in May 2011,

14060-447: The flexifuel version of its Focus model, delivering the first cars in 2001, and selling more than 15,000 FFV Focus by 2005, then representing an 80% market share of the flexifuel market. In 2005 both Volvo and Saab introduced to the Sweden market their flexifuel models. Saab began selling its 9-5 2.0 Biopower , joined in 2006 by its 9-5 2.3 Biopower. Volvo introduced its S40 and V50 with flexible-fuel engines, joined in late 2006 by

14208-418: The fuel to the municipality at 70% of the market price of regular diesel. E100 is pure ethanol fuel . Straight hydrous ethanol as an automotive fuel has been widely used in Brazil since the late 1970s for neat ethanol vehicles and more recently for flexible-fuel vehicles. The ethanol fuel used in Brazil is distilled close to the azeotrope mixture of 95.63% ethanol and 4.37% water (by weight) which

14356-431: The gasoline market from sugar cane-based ethanol. According to two separate research studies conducted in 2009, at the national level 65% of the flex-fuel registered vehicles regularly used ethanol fuel, and the usage climbed to 93% in São Paulo , the main ethanol producer state where local taxes are lower, and prices at the pump are more competitive than gasoline. However, as a result of higher ethanol prices caused by

14504-415: The government was also a response to the first oil crisis, and some time later, as a goal to improve air quality. Also, liquid fuels were preferred over gaseous fuels not only because they have a better volumetric energy density but also because they were the most compatible fuels with existing distribution systems and engines, thus avoiding a big departure from the existing technologies and taking advantage of

14652-423: The introduction in the Spaniard market of several flexifuel models, by the end of 2008 still persists the problems of adequate E85 fueling infrastructure, as only 10 gas stations were selling E85 fuel to the public in the entire country. The UK government established several incentives for E85 flex-fuel vehicles. These include a fuel duty rebate on E85 fuel of 20 p per liter, until 2010; a £ 10 to 15 reduction in

14800-527: The largest ethanol ED95 bus fleet in the world. As of 2010, the Swedish ED95 engine is in its third generation and already has complied with Euro 5 emission standards , without any kind of post-treatment of the exhaust gases. The ethanol-powered engine is also being certified as environmentally enhanced vehicle (EEV) in the Stockholm municipality. The EEV rule still has no date to enter into force in Europe and

14948-399: The latter are expected to be the most popular models by 2030. According to the study, in 2030 an E20 blend in an HEV can achieve a 10% emission savings compared to an HEV running on E5, for an annual fuel cost premium of £13 compared to an annual cost of £195 for an all-electric car. E70 contains 70% ethanol and 30% gasoline, while E75 contains 75% ethanol. These winter blends are used in

15096-804: The limited edition of the Koenigsegg CCXR , a version of the CCX converted to use E85 or E100, as well as standard 98-octane gasoline, and currently the fastest and most powerful flex-fuel vehicle with its twin- supercharged V8 producing 1018 hp when running on biofuel, as compared to 806 hp on 91- octane unleaded gasoline. The higher fuel efficiency of E100 (compared to methanol) in high performance race cars resulted in Indianapolis 500 races in 2007 and 2008 being run on 100% fuel-grade ethanol. Flexible-fuel vehicle A flexible-fuel vehicle ( FFV ) or dual-fuel vehicle ( colloquially called

15244-436: The mandatory blend is 25% of alcohol or gasohol E25 . In 1979, and as a response to the second oil crisis , the first vehicle capable of running with pure hydrous ethanol (E100) was launched to the market, the Fiat 147 , after testing with several prototypes developed by Fiat , Volkswagen , GM and Ford . The Brazilian government provided three important initial drivers for the ethanol industry: guaranteed purchases by

15392-452: The media to use more alcohol than gasoline in their mix only when ethanol prices are 30% lower or more than gasoline, as ethanol price fluctuates heavily depending on the result of seasonal sugar cane harvests. In March 2003 Volkswagen do Brasil launched in the market the Gol 1.6 Total Flex, the first commercial flexible fuel vehicle capable of running on any blend of gasoline and ethanol. GM do Brasil followed three months later with

15540-414: The milestone of 10 million vehicles in March 2010. At the end of 2012 registrations of flex-fuel cars and light trucks represented 87% of all passenger and light duty vehicles sold in the country in 2012, and climbed to a 94% market share of all new passenger vehicles sales in 2013. Production passed the 20 million-unit mark in June 2013. By the end of 2014, flex-fuel cars represented 54% of

15688-492: The more than 240 million light-duty vehicles on the U.S. roads in 2012 are approved by manufacturers are fully compliant with E15 gasoline. According with the association, BMW , Chrysler , Nissan , Toyota , and Volkswagen warned that their warranties will not cover E15-related damage. Despite the controversy, in order to adjust to EPA regulations, 2012 and 2013 model year vehicles manufactured by General Motors can use fuel containing up to 15 percent ethanol, as indicated in

15836-449: The most common use of the term refers to the E10 blend. Blends of E10 or less are used in more than 20 countries around the world, led by the United States, where ethanol represented 10% of the U.S. gasoline fuel supply in 2011. Blends from E20 to E25 have been used in Brazil since the late 1970s. E85 is commonly used in the U.S. and Europe for flexible-fuel vehicles . Hydrous ethanol or E100

15984-474: The municipal government of São Paulo city signed an agreement with UNICA , Cosan , Scania and Viação Metropolitana , a local bus operator, to introduced a fleet of 50 ethanol-powered ED95 buses by May 2011. Scania manufactures the bus engine and chassis in its plant located in São Bernardo do Campo , São Paulo, using the same technology and fuel as the ED95 buses already operating in Stockholm . The bus body

16132-597: The national level, with most mandates requiring a blend of 10 to 15% ethanol with gasoline. One measure of alternative fuels in the U.S. is the " gasoline-equivalent gallon " (GEG). In 2002, the U.S. used as motor fuel, ethanol equal to 137,000 terajoules (3.8 × 10  kWh), the energy equivalent of 1.13 billion US gallons (4.3 gigalitres) of gasoline. This was less than 1% of the total fuel used that year. E10 and other blends of ethanol are considered to be useful in decreasing U.S. dependence on foreign oil, and can reduce carbon monoxide (CO) emissions by 20 to 30% under

16280-476: The national mandatory blend. As of September 2012 , there were 17.1 million flexible-fuel vehicles running on Brazilian roads. E100 imposes a limitation on normal vehicle operation, as ethanol's lower evaporative pressure (as compared to gasoline) causes problems when cold starting the engine at temperatures below 15 °C (59 °F). For this reason, both pure ethanol and E100 flex-fuel vehicles are built with an additional small gasoline reservoir inside

16428-667: The new C30 . All Volvo models were initially restricted to the Sweden market, until 2007, when these three models were launched in eight new European markets. In 2007, Saab also started selling a BioPower version of its popular Saab 9-3 line. In 2008 the Saab-derived Cadillac BLS was introduced with E85 compatible engines, and Volvo launched the V70 with a 2.5-litre turbocharged Flexifuel engine. All flexible-fuel vehicles in Sweden use an E75 winter blend instead of E85 to avoid engine starting problems during cold weather. This blend

16576-469: The number of E85 fueling grew to 40. Then in 1998 the city of Stockholm placed an order for 2,000 of FFVs for any car manufacturer willing to produce them. The objective was to jump-start the FFV industry in Sweden. The two domestic car makers Volvo Group and Saab AB refused to participate arguing there were not in place any ethanol filling stations. However, Ford Motor Company took the offer and began importing

16724-636: The number of E85 pumps is expected to reach by 2009 nearly 60% of Sweden's 4,000 filling stations. The Swedish-made Koenigsegg Jesko 300 , the low downforce version of the Koenigsegg Jesko , is currently the fastest and most powerful flexible fuel vehicle with its turbocharged V8 producing over 1600 hp when running on biofuel, as compared to 1280 hp on 95 octane unleaded gasoline. Flexifuel vehicles are sold in 18 European countries, including Austria, Belgium, Czech Republic, Denmark, Estonia, Finland, France, Germany, Hungary, Ireland, Italy,

16872-434: The opposite claim about fuel economy. According to Consumer Reports , "ethanol isn’t as energy-dense as regular gasoline so you will see worse fuel economy with E15 gas.” In March 2009, a lobbying group from the ethanol industry, Growth Energy, formally requested the U.S. Environmental Protection Agency (EPA) to allow the ethanol content in gasoline to be increased from 10% to 15%. Organizations doing such studies included

17020-491: The other biofuels, was exempted of both, the CO 2 and energy taxes until 2009, resulting in a 30% price reduction at the pump of E85 fuel over gasoline. Furthermore, other demand side incentives for flexifuel vehicle owners include a US$ 1,800 bonus to buyers of FFVs, exemption from the Stockholm congestion tax , up to 20% discount on auto insurance, free parking spaces in most of the largest cities, owner annual registration taxes, and

17168-458: The overall mixture. Japanese and German scientific evidence revealed the water is an inhibitor for corrosion by ethanol. The experiments show that water in fuel ethanol inhibits dry corrosion. At 10,000 ppm water in the E50 experiments by JARI and 3,500 ppm water in the E20 experiments by TU Darmstadt the alcoholate/alkoxide corrosion stopped. In the fuel ethanol this resembles 20,000 ppm or 2 volume% in

17316-480: The performance under E20 by current vehicles and fuel dispensing equipment designed for E10. However, this mandate was later delayed to 2015, and has never taken effect because the federal EPA has yet to authorize the use of E20 as a replacement for gasoline. A study commissioned by BP and published in September 2013, concluded that the use of advanced biofuels in the UK, and particularly E20 cellulosic ethanol ,

17464-432: The potential fines for not achieving that standard in a given model year. The CAFE standards proposed in 2011 for the period 2017–2025 will allow flexible-fuel vehicles to receive extra credit but only when the carmakers present data proving how much E85 such vehicles have actually consumed. A major restriction hampering sales of E85 flex vehicles, or fueling with E85, is the limited infrastructure available to sell E85 to

17612-445: The potential for actual E15 demand is small, "because the auto industry is not embracing the fuel and is not adjusting their warranties or recommendations for the fuel type." One possible solution to the infrastructure barriers is the introduction of blender pumps that allow consumers to turn a dial to select the level of ethanol, which would also allow owners of flexible-fuel cars to buy E85 fuel. In June 2011 EPA, in cooperation with

17760-483: The potential impacts of intermediate ethanol blends on legacy vehicles and other engines. In a preliminary report released in October 2008, the NREL presented the results of the first evaluations of the effects of E10, E15 and E20 gasoline blends on tailpipe and evaporative emissions, catalyst and engine durability, vehicle driveability, engine operability, and vehicle and engine materials. This preliminary report found none of

17908-419: The product in Europe from regular unleaded petrol for reasons of taxes and customer clarity. Small-scale tests have shown many vehicles with modern engine types can run smoothly on this hydrous ethanol blend. Mixed tanking scenarios with anhydrous ethanol blends at 5% or 10% level do not induce phase separation. As avoiding mixing with E0, in particular at extremely low temperatures, in logistic systems and engines

18056-648: The public in the entire U.S., while about 156,000 retail motor fuel outlets do not offer the E85 blend. The number of E85 grew from 1,229 in 2007 to 2,442 in 2011, but only increased by 7% from 2011 to 2013, when the total reached 2,625. There is a great concentration of E85 stations in the Corn Belt states, and as of November 2015 , the leading state is Minnesota with 274 stations, followed by Michigan with 231, Illinois with 225, Iowa with 204, Indiana with 188, Texas with 181, Wisconsin with 152, and Ohio with 126. Only eight states do not have E85 available to

18204-432: The public with only 2% of the motor fuel stations offering E85 by March 2014. As of November 2015 , there were only 3,218 fueling stations selling E85 to the public in the entire U.S., while about 156,000 retail motor fuel outlets do not offer any ethanol blend. In addition, there has been a great concentration of E85 stations in the Corn Belt states. The main constraint for a more rapid expansion of E85 availability

18352-501: The public, Alaska , Delaware , Hawaii , Montana , Maine , New Hampshire , Rhode Island , and Vermont . The main constraint for a more rapid expansion of E85 availability is that it requires dedicated storage tanks at filling stations, at an estimated cost of US$ 60,000 for each dedicated ethanol tank. A study conducted by the U.S. Department of Energy concluded that every service station in America could be converted to handle E85 at

18500-474: The remaining to New Zealand, Sweden, Norway, United Kingdom, and Canada. As an answer to the lack of refueling infrastructure, Ford began development of a flexible-fuel vehicle in 1982, and between 1985 and 1992, 705 experimental FFVs were built and delivered to California and Canada, including the 1.6L Ford Escort, the 3.0L Taurus , and the 5.0L LTD Crown Victoria . These vehicles could operate on either gasoline or methanol with only one fuel system. Legislation

18648-563: The right conditions. Although E10 does decrease emissions of CO and greenhouse gases such as CO 2 by an estimated 2% over regular gasoline, it can cause increases in evaporative emissions and some pollutants depending on factors such as the age of the vehicle and weather conditions. According to the Philippine Department of Energy, the use of up to 10% ethanol-gasoline mixture is not harmful to cars' fuel systems. Generally, automobile gasoline containing alcohol (ethanol or methanol)

18796-516: The same; there is no sale price difference between them; the lack of consumers' awareness about E85s; and also the initial decision of American automakers of not putting any kind of exterior labeling, so buyers could be unaware they are purchasing an E85 vehicle. Since 2008, all new FFV models in the US feature a bright yellow gas cap to remind drivers of the E85 capabilities and proper flex-fuel badging. Some critics have argued that American automakers have been producing E85 flex models motivated by

18944-436: The standard gasoline blend sold throughout Brazil most of the time as of 2011. However, as a result of a supply shortage and the resulting high ethanol fuel prices, in 2010, the government mandated a temporary 90-day blend reduction from E25 to E20 beginning February 1, 2010. As prices rose abruptly again due to supply shortages that took place again between the 2010 and 2011 harvest seasons, some ethanol had to be imported from

19092-399: The state-owned oil company Petrobras , low-interest loans for agro-industrial ethanol firms, and fixed gasoline and ethanol prices. After reaching more than 4 million cars and light trucks running on pure ethanol by the late 1980s, the use of E100-only vehicles sharply declined after increases in sugar prices produced shortages of ethanol fuel. After extensive research that began in the 90s,

19240-422: The summer 2007. Biofuel emphasis in Germany is on biodiesel , and no specific incentives have been granted for E85 flex-fuel cars; however, there is complete exemption of taxes on all biofuels while there is a normal tax of €0.65 per liter of petroleum fuels. The distribution of E85 began in 2005, and with 219 stations as of September 2008, Germany ranks second after Sweden with the most E85 fueling stations in

19388-406: The theoretical blend wall for ethanol use would be approximately 17.5 billion gallons (66.2 billion liters) per year. The EPA was still studying if older cars can withstand a 15% ethanol blend. The EPA waiver authorizes sale of E15 only from Sep 15 to May 31 out of a black hose and a yellow hose to flex fuel vehicles only from June 1 to Sep 14. Retailers have shunned building infrastructure due to

19536-509: The value added tax (VAT) on the fuel can also be claimed back. E-85 fuel is available across the country in more than 20 of Maxol service stations. In October 2005, the 1.8 Ford Focus FFV became the first flexible-fuel vehicle to be commercially sold in Ireland. Later Ford launched the C-max and the Mondeo flexifuel models. Saab and Volvo also have E85 models available. From 1 January 2011 E85 fuel

19684-412: The vehicle and the refueling infrastructure. California led the search of sustainable alternatives with interest focused in methanol. Ford Motor Company and other automakers responded to California's request for vehicles that run on methanol. In 1981, Ford delivered 40 dedicated methanol fuel (M100) Escorts to Los Angeles County , but only four refueling stations were installed. The biggest challenge in

19832-490: The vehicle owners' manuals. However, the carmaker warned that for model year 2011 or earlier vehicles, they "strongly recommend that GM customers refer to their owners manuals for the proper fuel designation for their vehicles." Ford Motor Company also is manufacturing all of its 2013 vehicles E15 compatible, including hybrid electrics and vehicles with Ecoboost engines . Also Porsches built since 2001 are approved by its manufacturer to use E15. Volkswagen announced that for

19980-463: The vehicles displayed a malfunction indicator light as a result of the ethanol blend used; no fuel filter plugging symptoms were observed; no cold start problems were observed at 24 °C (75 °F) and 10 °C (50 °F) laboratory conditions; and as expected, computer technology available in newer model vehicles adapts to the higher octane causing lower emissions with greater horsepower and in some cases greater fuel economy. Other sources make

20128-552: The waiver was expanded to authorize use of E15 to include model year 2001 through 2006 passenger vehicles. The EPA also decided not to grant any waiver for E15 use in any motorcycles, heavy-duty vehicles, or nonroad engines because current testing data do not support such a waiver. According to the Renewable Fuels Association, the E15 waivers now cover 62% of vehicles on the road in the US, and the ethanol group estimates if all 2001 and newer cars and pickups were to use E15,

20276-565: The water content is not an additive, but rather a residue from the distillation process. However, straight hydrous ethanol is also called E95 by some authors. The first commercial vehicle capable of running on pure ethanol was the Ford Model T , produced from 1908 through 1927. It was fitted with a carburetor with adjustable jetting, allowing use of gasoline or ethanol, or a combination of both. At that time, other car manufacturers also provided engines for ethanol fuel use. Thereafter, and as

20424-408: The winter. In Wyoming for example, E70 is sold as E85 from October to May. In Sweden, all E85 flexible-fuel vehicles use an E75 winter blend. This blend was introduced since the winter 2006-07 and E75 is used from November until March. For temperatures below −15  °C (5  °F ), all E85 flex vehicles require an engine block heater to avoid cold starting problems. The use of this device

20572-404: Was 25.56% lower than unleaded gasoline. The American E85 flex-fuel vehicle was developed to run on any mixture of unleaded gasoline and ethanol, anywhere from 0% to 85% ethanol by volume. Both fuels are mixed in the same tank, and E85 is sold already blended. In order to reduce ethanol evaporative emissions and to avoid problems starting the engine during cold weather, the maximum blend of ethanol

20720-426: Was avoiding the need for an additional dedicated sensor to monitor the ethanol-gasoline mix, which made the first American M85 flex fuel vehicles too expensive. Brazilian flex cars are capable of running on just hydrated ethanol (E100), or just on a blend of gasoline with 25 to 27% anhydrous ethanol (the mandatory blend), or on any arbitrary combination of both fuels. The flexibility of Brazilian FFVs empowers

20868-449: Was fitted with a carburetor with adjustable jetting, allowing use of ethanol, gasoline or kerosene (each by itself), or a combination of the first two mentioned fuels. Other car manufactures also provided engines for ethanol fuel use. Henry Ford continued to advocate for ethanol as fuel even during Prohibition . However, cheaper oil caused gasoline to prevail, until the 1973 oil crisis resulted in gasoline shortages and awareness on

21016-405: Was given to the ethanol flexifuel vehicles. Support for ethanol also comes from the fact that it is a biomass fuel, which addresses climate change concerns and greenhouse gas emissions , though nowadays these benefits are questioned and depend on the feedstock used for ethanol production and their indirect land use change impacts . The demand for ethanol fuel produced from field corn in

21164-410: Was introduced since the winter 2006–07 and E75 is used from November until March. For temperature below −15 °C (5 °F) E85 flex vehicles require an engine block heater. The use of this device is also recommended for gasoline vehicles when temperatures drop below −23 °C (−9 °F). Another option when extreme cold weather is expected is to add more pure gasoline in the tank, thus reducing

21312-524: Was launched by Honda in March 2009, the CG 150 Titan Mix . In September 2009, Honda launched a second flexible-fuel motorcycle, the on-off-road NXR 150 Bros Mix . By December 2012 the five available models of flexible-fuel motorcycles from Honda and Yamaha reached a cumulative production of 2,291,072 units, representing 31.8% of all motorcycles manufactured in Brazil since 2009, and 48.2% of motorcycle production in 2012. Flexible-fuel motorcycle production passed

21460-479: Was launched in 2009 and allowed to eliminate the need for this secondary gas reservoir tank. Another improvement was the reduction of fuel consumption and tailpipe emissions, between 10% and 15% as compared to flex motors sold in 2008. In March 2009 Volkswagen do Brasil launched the Polo E-Flex , the first flex fuel model without an auxiliary tank for cold start. A key innovation in the Brazilian flex technology

21608-589: Was passed to encourage the US auto industry to begin production, which started in 1993 for the M85 FFVs at Ford. In 1996, a new FFV Ford Taurus was developed, with models fully capable of running on either methanol or ethanol blended with gasoline. This ethanol version of the Taurus became the first commercial production of an E85 FFV. The momentum of the FFV production programs at the American car companies continued, although by

21756-484: Was set to 85%. There is also a seasonal reduction of the ethanol content to E70 (called winter E85 blend) in very cold regions, where temperatures fall below 0 °C (32 °F) during the winter. In Wyoming for example, E70 is sold as E85 from October to May. E85 flex-fuel vehicles are becoming increasingly common in the Midwest , where corn is a major crop and is the primary feedstock for ethanol fuel production. Regional retail E85 prices vary widely across

21904-492: Was so successful, that production of flex cars went from almost 40 thousand in 2003 to 1.7 million in 2007. This rapid adoption of the flex technology was facilitated by the fuel distribution infrastructure already in place, as around 27,000 filling stations countrywide were available by 1997 with at least one ethanol pump, a heritage of the Pró-Álcool program. In the United States, initial support to develop alternative fuels by

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