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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.
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.
Many new vehicles that leave the Audi plants in Germany are delivered with R33 fuel—a blend comprising one-third renewable components. Audi plants’ filling stations transitioned to R33 Blue Diesel ( earlier post ) last year; Audi has now introduced the gasoline counterpart, R33 Blue Gasoline.
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.
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.
At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 Cost of the new engine relative to gasoline baseline. Earlier post.). l/100 km) for a vehicle of that size.
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
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.
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.
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.
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.
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.
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-fuelgasoline-alcohol engine approach for a series-hybrid powertrain for long-haul Class 8 trucks. Ethanol or methanol would be employed to increase knock resistance.
Audi’s latest e-fuels project is participation in a a pilot plant project in Dresden that produces dieselfuel from water, CO 2 and green electricity. Audi’s latest e-fuels project is participation in a a pilot plant project in Dresden that produces dieselfuel from water, CO 2 and green electricity.
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. to C 2 fuel products such as ethanol.
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.
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.
Volkswagen has developed and deployed a gasolineengine that offers diesel-like fuel economy but is significantly cheaper to buy. TSI ACT BlueMotion delivers 96 kW / 130 PS with combined fuel consumption of 4.8 Compared with other gasolineengines, the intake valves of the 1.5 l/100 km (49 mpg US).
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.
An open-access paper on their results is published in the journal ACS Sustainable Chemistry & Engineering. estimated that with conversion by hydrothermal liquefaction (HTL) and upgrading, the wet waste resource availability in the United States could be converted to jet fuel that is equivalent to about 24% of the U.S. Skaggs et al.
Researchers at the US Department of Energy’s Pacific Northwest National Laboratory (PNNL) have developed an onboard separation system that could support increased fuel economy and lower greenhouse gas emissions as part of an octane-on-demand fuel-delivery system. Unfortunately, these engines exacerbate engine knock.
A paper on ICCI is published in the journal Fuel. ICCI aims to realize flexible and controllable in-cylinder charge stratification fed by two complementary fuels: gasoline and diesel. During the injection process, diesel and gasoline are multi-stratified and mixed with the piston stroking upward.
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.).
The Methanol Institute (MI) released two new reports on the use of methanol as a safe, efficient and clean alternative fuel for cars, trucks and buses. The results of these tests showed the following: There is no copper corrosion in methanol gasoline blends, just some light tarnish. Octane increases when methanol is added to gasoline.
The ICCT has conducted a comprehensive global and temporal life-cycle assessment of GHG emissions from a variety of alternative passenger car powertrains and fuels. This study considers the fuel and electricity consumption in average real-world usage instead of solely relying on official test values. Source: The ICCT.
Ingevity and Ozinga Energy are partnering to begin a field demonstration of adsorbed natural gas (ANG) bi-fuel pickup trucks. Under controlled depressurization, these molecules release and exit the storage system in response to the demand of the vehicle’s engine. Developed by Adsorbed Natural Gas Products, Inc.
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.
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.
and Saudi Aramco’s US-based subsidiary Aramco Services Company (ASC) have signed a joint development agreement providing the framework for the two companies to work together on a series of Opposed-Piston (OP) Engine projects, which will speed the development of new efficient, low-emissions powertrain choices. Achates Power, Inc.
ETH Zurich spin-off Synhelion has started the construction of DAWN—its own industrial plant to produce synthetic fuels using solar heat. Located in Jülich, Germany, the facility will demonstrate the entire process from concentrating sunlight to producing synthetic liquid fuel on an industrial scale. Earlier post.)
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%
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.
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. Proof of this comes from its fuel consumption of just 3.6 On the Polo with 1.0
A report released this week highlights the most significant breakthroughs of the last year in the US Department of Energy’s (DOE) Co-Optimization of Fuels & Engines (Co-Optima) initiative, with details on findings that could translate into significant greenhouse gas (GHG) and tailpipe emissions reductions. Source: DOE.
a nationwide distributor of propane, fuel oil and related products and services, as well as a marketer of natural gas and electricity, is purchasing a 39% stake in Oberon Fuels, a San Diego, CA-based development-stage producer of low-carbon, renewable dimethyl ether (rDME) transportation fuel. Suburban Propane Partners, L.P.,
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 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).
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.
The debuts include the new BMW 330e Touring (combined fuel consumption: from 1.7 kWh/100 km; combined CO 2 emissions: from 39 g/km, provisional figures) and the new BMW 330e xDrive Touring (combined fuel consumption: from 2.0 Two new 48V mild-hybrid M diesels. The new BMW M340d xDrive Sedan (combined fuel consumption: 5.7 – 5.3
Greenergy will invest in Front End Engineering Design (FEED) of a project to produce low-carbon transportation fuels from waste tires. In the first phase, the planned facility will process up to 300 tons of shredded tires each day to produce low-carbon, low-sulfur drop-in fuels that can be blended into diesel and gasoline.
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
kWh battery in the hybrid vehicles is paired with either a gasolineengine or, for the first time, a dieselengine. Another first is the combination of plug-in-hybrid technology with a fuel cell in the new Mercedes-Benz GLC F-CELL (combined hydrogen consumption 0.34 kWh/100 km). Earlier post.).
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