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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.
Developed on a new architecture, the all-new Sportage will offer gasoline and diesel powertrains at market launch later this year, followed by hybrid-electric (HEV) and plug-in hybrid electric (PHEV) models. The Sportage will be launched with a range powertrains, including clean gasoline and diesel IC engine technology.
Audi plants’ filling stations transitioned to R33 Blue Diesel ( earlier post ) last year; Audi has now introduced the gasoline counterpart, R33 Blue Gasoline. R33 Blue Gasoline ( earlier post ) now replaces conventional E10 gasoline. The renewable portion of the gasoline consists of 10% fuel oxygenates—e.g.,
LiquidPiston, an innovator of compact and efficient engine technology and hybrid power systems, intends to commercialize the XTS-210, a 25-horsepower, two-stroke, supercharged, liquid-cooled, 210cc rotary engine. The XTS-210 is heavy-fuel compatible (diesel, Jet A, JP-8, kerosene) and multi-fuel capacble (gasoline, propane, hydrogen).
million Ingenium engines at its Engine Manufacturing Center in Wolverhampton, UK. The UK manufacturer is now adding a new straight-six diesel to the family. The advanced in-line Ingenium dieselengine, featuring mild hybrid technology (MHEV), joins the range of six-cylinder gasoline and four-cylinder gasoline and dieselengines.
Bosch and Weichai Power have increased the efficiency of Weichai truck dieselengines from their current level of roughly 46% to 50%. Even though the dieselengine is nearly 130 years old, its development continues. Bosch provides its modular common-rail system for the six-cylinder dieselengine with 12.9
Diesel is the predominant technology in commercial trucking, school, and transit bus sectors, according to the Diesel Technology Forum’s analysis of data sourced from S&P Global Mobility TIPNet data of vehicles in operation for Class 3-8 as of December 2021. Of the largest trucks (Class 8) in operation, 97% are diesels.
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?
Chevron USA kicked off a road trip across the US Gulf Coast to showcase an innovative new gasoline blend with more than 50% renewable content. During the tour, Chevron representatives will talk with members of the public about the benefits of lower carbon fuels such as biofuels and renewable gasoline blend.
Cummins will launch the next engine in the fuel-agnostic series, the X10, in North America in 2026. This engine, named as part of the X engine family, is positioned to replace both the L9 and the X12 with the versatility to serve both medium- and heavy-duty applications. The engine is built on Cummins’ fuel agnostic platform.
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.
liter turbocharged direct injection engine (EA888 evo4). The four-cylinder engine is coupled with a 6-speed manual gearbox as standard. liter, four-cylinder TDI diesel power unit (EA288 evo series) with an output of 147 kW (200 PS). liter, four-cylinder TDI diesel power unit (EA288 evo series) with an output of 147 kW (200 PS).
liter Opposed-Piston Gasoline Compression Ignition (OPGCI) engine. The OP engine produces 270 hp and 480 lb-ft (651 N·m). The Achates Power Opposed-Piston (OP) Engine is engineered to achieve superior thermal efficiency by virtue of its lower heat losses, improved combustion, and reduced pumping losses.
The Government of Sweden has launched a study to offer proposals on how to implement a ban on sales of new gasoline and diesel cars, and the timeline for the phase-out of fossil fuels. Hunhammar holds a Master’s degree in engineering and a doctorate in natural resource management. Sven Hunhammar will chair the inquiry.
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.
The LiquidPiston (LPI) ( earlier post ) team has adapted and demonstrated the X-Mini engine running on propane fuel. A propane tank was connected to the engine through an EFI propane injector, and the engine ignition timing was retarded in the ECU. LPI X-Mini rotary engine. This testing was preliminary in nature.
In a paper being presented at WCX SAE World Congress Experience in Detroit this week, a team from MIT is proposing the use of a flex-fuel gasoline-alcohol engine approach for a series-hybrid powertrain for long-haul Class 8 trucks. Ethanol or methanol would be employed to increase knock resistance. —Daniel Cohn.
Audi is expanding the engine line-up for its luxury SUV, the Q8—as well as its roll-out of its 48V mild hybrid system ( earlier post )—by adding two V6 engine versions. All engines in the Audi Q8 work in conjunction with the 48V mild hybrid system, which can reduce consumption by up to 0.7
Volkswagen has developed and deployed a gasolineengine that offers diesel-like fuel economy but is significantly cheaper to buy. This enables further reduced fuel consumption and emission levels plus powerful torque even at low engine speeds. Compared with other gasolineengines, the intake valves of the 1.5
a leader in propulsion efficiency, announced at SAE International’s WCX the results of their collaborative study on the effectiveness of Tula’s diesel Dynamic Skip Fire (dDSF) in reducing nitrogen oxides (NO x ) and carbon dioxide (CO 2 ) emissions on a Cummins X15 HD Efficiency Series dieselengine. Cummins Inc. Earlier post.).
An open-access paper on their results is published in the journal ACS Sustainable Chemistry & Engineering. gasoline liter equivalent (GLE) and $0.94/GLE Cost breakdown of the minimum fuel selling price for MCCI fuel produced from (a) yellow grease and (b) swine manure HTL, in comparison to the diesel price of $0.79/GLE.
to LiquidPiston for development of 30kW X4 rotary dieselengine prototype. an advanced internal combustion engine technology company, an additional $2.5 million to continue development of its 30kW X4 rotary dieselengine prototype, bringing DARPA’s total funding of the engine technology to $6M.
billion in fourth generation of the Leon to bring it to market with more efficient engines, next levels of connectivity and driving assistance, dynamism and eye-catching aesthetics to the market. The two lower output engines which produce 66kW/90PS and 81kW/110PS of power are 1.0 litre units as well as the 1.5 liter TDI units.
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.
LiquidPiston announced a $9-million award from the US Army to design, build and demonstrate an advanced, heavy-fueled combustion engine that uses up to 30% less fuel than comparable gasoline-powered engines in the same power class and reduces size and weight by up to 10x over dieselengines with comparable power output.
The all-new SEAT Leon offers five different powertrain technologies: gasoline (TSI); diesel (TDI); mild-hybrid (eTSI); plug-in hybrid (eHybrid); and compressed natural gas (TGI). TSI engines. The fourth-generation Leon increases its efficiency with a range of advanced combustion engines. TDI Engines.
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%
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.
This rise in average CO 2 emissions correlates with a decrease in demand for diesel cars across Europe—which produce lower CO 2 emissions than gasoline cars—and the rising popularity of SUVs, which emit higher average CO 2 emissions of 133.0 g/km, compared to gasoline cars, which had an average of 123.4
Jaguar Land Rover is expanding its Ingenium engine family with a new six-cylinder gasolineengine designed and engineered in-house, and manufactured at its £1-billion Engine Manufacturing Centre (EMC) in Wolverhampton, UK. —Nick Rogers, Executive Director Of Product Engineering.
three-cylinder engine (66 kW / 90 PS) the additional tank carries 16.5 As a back-up, both models come with a gasoline tank – albeit a much smaller version. liter four-cylinder engine, which is powerful, efficiency and environmentally friendly. liter TGI engine to accelerate powerfully at any time from low speeds.
Researchers from Saudi Aramco and KAUST (King Abdullah University of Science and Technology), with a colleague from Shanghai Jiao Tong University in China, assessed the effects of adopting 4 hybrid architectures on the life-cycle GHG emissions of a novel high-reactivity fuel in an advanced compression-ignition engine (GCI). Abdul-Manan et al.
kWh battery in the hybrid vehicles is paired with either a gasolineengine or, for the first time, a dieselengine. It is combined with the OM 654 four-cylinder dieselengine for the first time in the C-Class. The power electronics are housed in the engine compartment. kWh/100 km). Earlier post.).
Audi’s latest e-fuels project is participation in a a pilot plant project in Dresden that produces diesel fuel from water, CO 2 and green electricity. Other partners in the project consortium include Lufthansa; Fraunhofer ICT; Universität Stuttgart; Forschungszentrum Jülich; GEWI AG; CVT Chemical Engineering; and HGM. The Audi e?gas
liter 4-cylinder gasolineengine and an electric motor integrated in the 8-speed Steptronic transmission produces a system output of 185 kW/252 hp in the BMW 330e Touring, BMW 330e xDrive Sedan and BMW 330e xDrive Touring. Two new 48V mild-hybrid M diesels. The intelligently controlled interaction of a 2.0-liter
Since 2018, Volkswagen has used only SCR exhaust gas treatment systems with its dieselengines. TDI Evo engines. Since the distance to the engine is greater, the exhaust temperature upstream of the second catalytic converter can be as much as 100°C lower. Following the 2.0
Based on a three-year study of toxic and environmentally relevant pollutants from gasoline direct injection (GDI) engines, Swiss researchers have concluded that some GDI engines emit just as many soot particles as unfiltered diesel cars did in the past. Further, the GDI particles carry numerous carcinogenic substances.
An international team from the Middle East has investigated the characteristics of dieselengines 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.
The European market, where electrification is already in full-swing, will primarily see the introduction of plug-in hybrid models with straight-four gasolineengines combined with a motor drive. The aim being to achieve both high output and high environmental performance.
Researchers from Tampere University and the University of Eastern Finland have found that the particulate emissions of auxiliary heaters can be up to a thousand times higher than the particulate emissions of idling gasoline vehicles. Their open-access study is published in the journal Atmosphere.
The approval authorities define a model in this context as an engine/transmission variant in connection with a certain body form. This includes a powertrain consisting of an engine and a transmission that is used in a certain product line—such as a 2.0 TDI diesel with a seven-gear S tronic and quattro drive.
developer of Dynamic Skip Fire cylinder deactivation technology ( earlier post ), collaborated on a significant technical demonstration of diesel Dynamic Skip Fire (dDSF) cylinder deactivation. Cummins’ X15 Efficiency Series 6-cylinder dieselengine enhanced with Tula’s diesel Dynamic Skip Fire (dDSF). Cummins Inc.
California’s Truck and Bus regulation ( earlier post ) has been in effect since December 2008, with the purpose of reducing emissions of diesel particulate matter (PM), oxides of nitrogen (NO x ) and other criteria pollutants from in-use diesel-fueled vehicles. Public agency and utility vehicles (not federal).
In a study on the effect of exhaust particles from aircraft turbine engines on human lung cells, Swiss researchers have found that cells reacted most strongly to particles emitted during ground idling. The study also showed that the cytotoxic effect is only to some extent comparable to that of particles from gasoline and dieselengines.
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