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A team at Oak Ridge National Laboratory (ORNL) has achieved diesel-like efficiency in a single-cylinder spark-ignition (SI) research engine while maintaining compatibility with stoichiometric 3-way catalyst (TWC) systems. A paper on their work is published in the International Journal of Engine Research. Splitter et al.
Following on the introduction of R33 Blue Diesel ( earlier post ), Bosch, Shell, and Volkswagen have now developed a low-carbon gasoline. The new fuel, called Blue Gasoline, similarly contains up to 33% renewables, ensuring a well-to-wheel reduction in carbon emissions of at least 20% per kilometer driven. Every bit of CO?
By shifting the biggest gasoline users into ZEVs first, AB 2816 also reduces the total number of ZEVs that would be needed to reach the state’s near-term target of cutting light-duty vehicle emissions in half by 2030. California’s biggest gasoline users currently are on track to be the last people to switch to ZEVs.
However, he added, the internal goal is “ significantly higher, ” and is targeting the GHG limit. Cost of the new engine relative to gasoline baseline. The approach that Cummins and partners have taken features: Replacing the aluminium V8 gasoline engine and emission control system with smaller diesel (2.8-liter)
The Jeep is ending the sale in France of non-electrified internal combustion engines (ICE) on all the Renegade and Compass ranges; the Wrangler and the Grand Cherokee being already only available in 4xe plug-in hybrid versions. e-Hybrid versions of Renegade and Compass replace ICE engines, including diesel versions.
Volkswagen unveiled the new eight-generation Golf GTI, the Golf GTD and the Golf GTE plug-in hybrid via a live stream event, in place of the cancelled Geneva International Motor Show. liter, four-cylinder TDI diesel power unit (EA288 evo series) with an output of 147 kW (200 PS). The new Golf GTI is powered by a 180 kW (245 PS) 2.0-liter
Researchers at the University of California, Davis have developed a process for the production of branched C 7 –C 10 hydrocarbons in the gasoline volatility range from biomass-derived levulinic acid with good yield, operating under relatively mild conditions, with short reaction times. barrels of oil (117.6 gallons US). barrels of oil (117.6
A team at Sandia National Laboratories has designed a five-component gasoline-like blend containing 40% vol of a mixture of 2-methyl furan and 2,5-dimethyl furan (representative of products of a viable pathway to make furans from bio-feedstock). Simulations show promising results when the resulting fuel is compared to regular E10 gasoline.
UK Prime Minister Boris Johnson confirmed that the government will accelerate the ban on the sale of new gasoline and diesel vehicles, bringing it forward by ten years to 2030, as part of a “Green Industrial Revolution.” The sale of hybrid cars will be allowed until 2035.
Thirty-seven globally prominent scientists representing the International Journal of Engine Research have published an open-access editorial addressing the future of the Internal Combustion Engine, and stressing the importance for continued development of more efficient and even lower-emitting technologies. —Reitz et al.
Analysis of a study by S&P Global Mobility shows the number of new near-zero emission diesel trucks on the road in the US increased 10.2% between 2021 and 2022, according to the Diesel Technology Forum (DTF). Near-zero emission trucks are advanced diesel technology manufactured in the 2010 and later model years. are CNG, 0.3%
Dr. Alexander Shkolnik, President and Co-Founder of LiquidPiston, is presenting the engine in a paper at the SAE International/JSAE 2014 Small Engine Technology?Conference The X Mini 70cc rotary gasoline engine. Water may be injected to internally cool the engine. Conference today in Pisa, Italy. " x 6.2" " x 5.4"
BMW i Ventures has invested in Prometheus Fuels ( earlier post ), a company removing CO 2 from the air and turning it into zero-net carbon gasoline that it will sell at gas stations, at a price that competes with fossil fuels, starting as early as this year. The effective upgrading of alcohols to gasoline, diesel, and jet fuels.
At the International Vienna Motor Symposium Prof. Areas of work being focused on by Volkswagen include the development of a high-performance diesel engine delivering 100 kW (134 hp) per liter of displacement and a new 10-speed dual clutch gearbox that reduces fuel consumption. to 1.6l); the EA 888 Gen3 gasoline engines (1.8l
On a larger efficiency scale, the new S-Class in its first year will offer two hybrid versions, a gasoline model and a diesel variant: the S 400 HYBRID, S 300 BlueTEC HYBRID, S 500, and S 350 BlueTEC. liter four-cylinder diesel engine developing 150 kW (204 hp) with a hybrid module. S 350 BlueTEC. S 400 HYBRID.
In the US Energy Information Administration’s (EIA’s) International Energy Outlook 2021 , released earlier this month, the EIA forecast that the global light-duty vehicle (LDV) fleet will grow from 1.31 billion vehicles in 2020 to 2.21 billion vehicles by 2050. of the global LDV fleet in 2020 to 31% in 2050, reaching 672 million vehicles.
At the North American International Auto Show (NAIAS), Achates Power and new development parter Aramco Services ( earlier post ) showcased a Ford F-150 fitted with a 3-cylinder, 2.7-liter liter Opposed-Piston Gasoline Compression Ignition (OPGCI) engine. Earlier post.). Earlier post.). Development and testing of the new 2.7L
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). Throughout the world, many efforts are being made to improve the thermal efficiency of internal combustion engines.
D-EGR is a SwRI-developed gasoline engine concept that uses in-cylinder fuel reforming to produce CO and H 2 (with Research Octane Numbers of 106 and 130, respectively) and high levels of recirculated gas (EGR) to achieve very high levels of thermal efficiency. liter gasoline direct injection engine.
The work at UCL’s Department of Mechanical Engineering will be dedicated to spark ignition in gasoline engines, led by Dr. Pavlos Aleiferis. At the University of Oxford’s Department of Engineering Science, Dr. Martin Davy will lead the project on compression ignition in diesel engines. Diesel Engines Fuel Efficiency Research'
At the upcoming 2020 Geneva International Motor Show, BMW will present three new plug-in hybrid models for the premium mid-range—all in the 3 Series. Two new 48V mild-hybrid M diesels. liter in-line 6-cylinder diesel engine and mild hybrid technology with a 48-volt starter-generator.
The first result of this agreement is the demonstration vehicle that will be shown at the 2018 North American International Auto Show (NAIAS): a light-duty truck with an Opposed-Piston Gasoline Compression Ignition (OPGCI) Engine. The Achates Power OP Engine has the potential to revolutionize the internal combustion engine.
kWh battery in the hybrid vehicles is paired with either a gasoline engine or, for the first time, a diesel engine. It is combined with the OM 654 four-cylinder diesel engine for the first time in the C-Class. Mercedes-Benz is initially using this type of powertrain in the C-Class, E-Class and S-Class. kWh/100 km).
Martin Wissink from the team presented a paper on the work at the ASME 2012 Internal Combustion Engine Division Fall Technical Conference in Vancouver, BC, this week. However, similar to other LTC strategies, RCCI suffers from levels of UHC and CO that are considerably higher than in conventional diesel combustion. Earlier post.)
The North American recreational boating industry showcased three sustainable marine fuels during an opening day event at the Discover Boating Miami International Boat Show. biobutanol and gasoline that reduces CO 2 emissions by up to 30% relative to conventional fossil‐based gasoline.
Researchers led by a team at Washington State University (WSU) have developed a unique and inexpensive nanoparticle catalyst that allows a solid-oxide fuel cell to convert logistic liquid fuels such as gasoline to electricity without stalling out during the electrochemical process. —Qusay Bkour, lead author. —Bkour et al.
Researchers in China have generated gasoline fuel with a research octane number of 95.4 valerolactone (GVL)—the highest octane number reported for biomass-derived gasoline fuel—using an ionic liquid catalyst. The obtained gasoline was rich in trimethylpentane (isooctane), with the RON of 95.4. from biomass-derived ?-valerolactone
to LiquidPiston for development of 30kW X4 rotary diesel engine prototype. an advanced internal combustion engine technology company, an additional $2.5 million to continue development of its 30kW X4 rotary diesel engine prototype, bringing DARPA’s total funding of the engine technology to $6M. DARPA awards additional $2.5M
Gasoline compression ignition—i.e., igniting gasoline purely by compression, as with a diesel, rather by using a spark—is a promising, high-efficiency, low-temperature combustion mode that offers low engine-out NO x and soot. Earlier post.) GCI, however, is challenged by stable idle- to low-load operation (i.e.,
The results show there is no realistic pathway to full decarbonization of internal combustion engine vehicles, and that only battery and hydrogen fuel-cell EVs have potential to be very low-GHG passenger vehicle pathways. Natural gas does not offer climate benefits compared to gasoline and diesel, and many biofuel pathways do not, either.
Achates Power says that its 2-stroke OP engine offers higher best point brake thermal efficiency than diesel or gasoline engines. Opposed-piston engines have been around since the Junkers Jumo 205 diesel aviation engine in the 1930s. Cutaway of power module concept, showing internal gear train. Source: Achates Power.
has developed proprietary, breakthrough processes that convert either low-carbon isobutanol or low-value fusel oils—a mixture of alcohols that are byproducts from fermentation processes such as alcohol production—into renewable diesel. Gevo expects this to open yet another door for Gevo products.
A new study commissioned by the International Council on Clean Transportation (ICCT) investigates the real-world emissions of four Euro 6 passenger cars—one gasoline and three diesel vehicles with different aftertreatment technologies—tested under variable conditions. for NO x and by a factor of 2.4
SGS Inspire prepared a report for the Methanol Institute titled “Methanol: Properties and Uses,” providing an explanation of the main physical and chemical properties of methanol, as well as how these properties affect the different types of existing internal combustion engines in the market. and higher. and higher. and 25 % vol.
FCA’s assessment is that diesel provides about the same Bang-for-the-Buck as CNG and hybrid technology when assessed on a fuel consumption rather than CO 2 basis. FCA also plans to consolidate its small gasoline engine lineup with a new family to be launched in 2015. VDE = f(Aerodynamic drag, Tire drag, Weight)). Click to enlarge.
Under the proposed settlement, lodged with the US District Court for the District of Columbia, Daimler will recall and repair the emissions systems in Mercedes-Benz diesel vehicles sold in the United States between 2009 and 2016 and pay $875 million in civil penalties and roughly $70.3 million in other penalties.
Add Israel to the list of countries planning to ban sales of cars that run on gasoline and diesel fuel. The Jewish state, however, has put internal combustion engines on a shorter leash than most other countries that have announced such plans.
CVR Energy will base a revamp of its Wynnewood, Oklahoma, refinery on Haldor Topsoe’s HydroFlex technology to produce approximately 100 million gallons of renewable diesel and more than 6 million gallons of renewable naphtha per year. Topsoe will deliver basic engineering, license, proprietary equipment and catalyst for HydroFlex.
The Vivaro-e HYDROGEN is based on the existing battery electric Opel Vivaro-e, the “2021 International Van of the Year”. It takes only three minutes to refuel with hydrogen —about the same time needed to fill up a conventional diesel or gasoline vehicle. cubic meters of cargo volume.
Following the introduction of the Bosch electric axle-split hybrid in PSA Peugeot Citroën diesel vehicles ( earlier post ), the two companies are now planning to develop a hydraulic hybrid powertrain for passenger cars. Combined power, with the internal combustion engine and hydraulic motor working together. Click to enlarge.
the developer of Dynamic Skip Fire (DSF) and diesel DSF cylinder deactivation technology for combustion engines, reported at the International Vienna Motor Symposium that its product Dynamic Motor Drive (DMD) ( earlier post ) mitigates efficiency losses of electric motors while significantly reducing reliance on rare-earth materials.
Tesla lobbied the United Kingdom government to raise taxes on gasoline and diesel cars in order to fund higher subsidies for electric cars, The Guardian reported Tuesday.
An international team from the Middle East has investigated the characteristics of diesel engines powered by petroleum diesel fuel blended with different volumetric percentages of aqueous ammonia. Since 40%, 50%, and 60% of NH 4 OH have lower heating values than diesel, BSFC is reduced by 7.15, 10.4%, and 15.38%, respectively.
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.
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