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Southwest Research Institute engineers have developed the next generation of clean dieselengine technology to reduce hazardous nitrogen oxides (NO x ) and carbon dioxide emissions while minimizing fuel consumption. —SwRI Research Engineer Bryan Zavala, a member of the low NO x development team.
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.
At CONEXPO, Cummins showcased its new fuel-agnostic 15-liter engine platform with hydrogen, natural gas and advanced dieselengines offering low-to-zero carbon fuel capability. The next-generation engine is designed to accelerate the decarbonization of heavy-duty off-highway applications.
Rolls-Royce is supplying two mtu 16V 4000 M55RN gasengines to Sembcorp Marine Integrated Yard for the construction of the first liquefied natural gas (LNG)-hybrid powered tug. This is the first LNG-hybrid tug to be powered by mtu gasengines. The new engines are part of Rolls-Royce’s Green and High-Tech program.
will bring to market a 15-liter natural gasengine for heavy-duty trucks. The 15-liter natural gasengine is an important part of Cummins strategy for its path to zero emissions. —Srikanth Padmanabhan, President, Engine Business, Cummins. Cummins Inc. gCO 2 e/MJ.
will be updated with a Cummins X15N natural gasengine ( earlier post ) that will run on Shell Renewable Natural Gas (RNG). will capitalize on some of the latest available technology, including being powered by renewable natural gas. At ACT Expo in Anaheim, Shell announced that Shell Starship 3.0 Shell Starship 3.0
Startup ClearFlame Engine Technologies announced a partnership with Alto Ingredients, a leading producer of specialty alcohols and essential ingredients, to conduct pilot demonstrations of ClearFlame’s solution for dieselengines using low-cost ethanol in Class 8 trucks. In fact, it increases power by 25%.
A team from Empa - Swiss Federal Laboratories for Materials Science and Technology and FPT Motorenforschung reports in an open-access paper in the journal Fuel on the performance and emission characteristics of an 11-liter heavy-duty compression ignition engine which was optimized specifically for DME (dimethyl ether) combustion.
TDI diesel for Euro 6d; SCR twin-dosing. Volkswagen continues to refine its most important dieselengine, the 2.0-liter With SCR twin dosing technology in the exhaust gas system, the diesel unit now undercuts the Euro 6d emission standard limits while also running quietly and smoothly, according to the company.
Anheuser-Busch is transitioning more than 180 trucks—representing approximately 30% of its dedicated fleet—to Renewable Natural Gas (RNG). In 2014 and 2015, Anheuser-Busch converted 160 diesel-fueled trucks in Houston and St. Louis to fleets powered by Compressed Natural Gas (CNG) engines.
liter, heavy-duty opposed-piston, three-cylinder dieselengine it developed in a project funded by the California Air Resources Board (CARB) and several partners ( earlier post ) has entered fleet service with WALMART Corporation in a Peterbilt 579 tractor. liter engine. Achates Power announced that the 10.6-liter,
The YCK05 engine is the first operating hydrogen engine for China’s commercial vehicle market, the world’s largest commercial vehicle market. The YCK05 engine is the first operating hydrogen engine for China’s commercial vehicle market, the world’s largest commercial vehicle market.
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.
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.
Volkswagen has equipped its natural gas models of the Polo TGI and Golf TGI with a third natural gas tank made of specially coated, high-strength steel. three-cylinder engine (66 kW / 90 PS) the additional tank carries 16.5 liters and extends the natural gas storage to 91.5 On the Polo with 1.0 liters in total, or 13.8
Engineers from UNSW Sydney (Australia) have successfully converted a dieselengine to run as a dual-fuel hydrogen-dieselengine, reducing CO 2 emissions by more than 85% compared to conventional diesel. below the amount produced by the diesel powered engine. CO 2 reduction and 13.3% Shawn Kook.
The new VW Golf is now also available in certain markets with natural gas drive: the Golf TGI is equipped with a 1.5-liter liter four-cylinder engine with 96 kW / 130 PS and three natural gas fuel tanks. The tanks are integrated into the underbody and permit a range of around 400 kilometers (WLTP) in pure natural gas mode.
Diamond Green Diesel facility in Norco, La., will more than double its annual production of renewable diesel with the completion of a second Honeywell Ecofining process unit with a capacity of 30,000 barrels per day (bpd). Diamond Green Diesel is owned by Valero Energy Corp. Diamond Green Diesel is owned by Valero Energy Corp.
The objective of this agreement is to develop a project to repower and put into service 400 switcher and line-haul freight locomotives, all 100% powered by compressed natural gas (CNG) and/or renewable natural gas (RNG) with low or zero emissions, in line with the Argentina’s decarbonization goals.
Swiss engine designer WinGD, a leading developer of two-stroke low-speed gas and dieselengines used for propulsion power in merchant shipping, said that its engines will be able to run on methanol and ammonia from 2024 and 2025 respectively. —Volkmar Galke, Director of Global Sales, WinGD.
Swiss marine power company WinGD and Korean engine builder HSD Engine have initiated a Joint Development Project (JDP) to advance the development of WinGD’s methanol-fueled big-bore engines. Under the JDP, WinGD will oversee combustion and injection research, exhaust aftertreatment requirements and engine concept design.
Vitesco Technologies, formerly (until September 2019) the Continental Powertrain Division, has won a major contract from an European vehicle manufacturer for the supply of innovative electric heating elements for diesel catalytic converters. In the Super Clean Electrified Diesel, the efficiency of exhaust gas aftertreatment rises to 97%.
Mercedes-Benz Trucks is introducing the third generation of its OM 471 heavy-duty dieselengine this year; the engine will deliver increased fuel efficiency and compliance with the strictest emissions standards such as Euro VIe. In this way, the compression ratio of the six-cylinder in-line engine has been increased from 18.3:1
Empa, together with FPT Motorenforschung AG Arbon, Politechnico di Milano, lubricant manufacturer Motorex and other partners, is exporing the use of DME as a fuel for heavy-duty engines. A DME test engine has been in operation on a dynamometer in Empa’s Automotive Powertrains Technologies Laboratory. —Patrik Soltic.
ClearFlame Engine Technologies , a growing startup dedicated to the development of clean engine technology ( earlier post ), secured $2.5 The ClearFlame solution leverages diesel-style mixing-controlled compression ignition (MCCI). The new funding will help ClearFlame deploy pilot Class 8 trucks with its patented technology.
The EU-funded HyMethShip project developed a system that innovatively combined a membrane reactor, a CO 2 capture system, a storage system for CO 2 and methanol as well as a hydrogen-fueled combustion engine to power ships. The bottom part shows how hydrogen for the engine is obtained from methanol in the reactor (blue arrow).
The Yuchai YCK16H hydrogen-fueled engine was successfully ignited in Yulin, Guangxi. The engine, with a displacement of 15.93 liters and a maximum horsepower of 560 hp, is the largest hydrogen-fueled engine with the largest displacement and horsepower in China.
Werner Enterprises, a premier transportation and logistics provider, has signed a letter of intent to purchase 500 Cummins’ 15-liter hydrogen internal combustion engines upon availability. —Jim Nebergall, General Manager, Cummins Hydrogen Engine Business. Earlier post.) Earlier post.).
opposed-piston (OP) heavy-duty dieselengine achieved Ultralow NO x (ULNO x ) performance results. A key element of the achievement is the low engine-out NO x from the opposed-piston engine, which reduced the requirements for the aftertreatment system (ATS). The OP engine operates at nearly ideal temperature range.
A research consortium led by Ford Research and Innovation Center Aachen is currently investigating the technical conditions under which diesel vehicles can run on dimethyl ether (DME) as an alternative fuel. Hardware-in-the-loop test bench for the qualification of the liquefied gas dimethyl ether as a fuel.
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.
MAN is testing both the use of a fuel cell and an H 2 combustion engine. The hydrogen combustion engine, on the other hand, offers a more readily available and robust solution thanks to the well-known basic technology and could thus serve as a bridging technology.
inline-four hydrogen combustion engine (448 ABH2)—the company’s zero-carbon emissions solution for construction and agricultural equipment—at the Conexpo 2023 show in Las Vegas as part of the International Fluid Power Exposition (IFPE). JCB is investing £100 million in the project to produce super-efficient hydrogen engines.
California’s South Coast Air Quality Management District’s (South Coast AQMD) Clean Fuel Funds and Southern California Gas Company (SoCalGas) have awarded a combined $600,000 ($300,000 each) to Landi Renzo USA for Landi Renzo’s 7.3L Near-Zero natural gasengine development program, which covers Class 4-7 vehicles.
MAN Engines recently put its first two dual-fuel hydrogen-powered engines for work boats into serial operation. The engines are twelve-cylinder dieselengines of type MAN D2862 LE448, each with an output of 749 kW (1019 hp) at 2100 rpm. —Werner Kübler, Head of Development at MAN Engines.
Ingevity and Ozinga Energy are partnering to begin a field demonstration of adsorbed natural gas (ANG) bi-fuel pickup trucks. Developed by Adsorbed Natural Gas Products, Inc. Under controlled depressurization, these molecules release and exit the storage system in response to the demand of the vehicle’s engine.
Omnitek Engineering Corp. has received EURO VI-E certification for its OT13 heavy-duty natural gasengine. Euro VI-E entered into force on 1 September 2020 in Europe for new types and will apply to all new engines from 1 September 2021.
“Blue” hydrogen—produced through steam methane reforming (SMR) of natural gas or coal gasification, but with CO 2 capture and storage—is being described as having low or zero carbon emissions. The open access paper by Cornell’s Robert Howarth and Stanford’s Mark Jacobson is published in the journal Energy Science and Engineering.
An open-access paper on their results is published in the journal ACS Sustainable Chemistry & Engineering. The life-cycle greenhouse gas (GHG) emissions of the two pathways were 11.2 Life-cycle GHG emissions results for MCCI bioblendstocks produced from wet waste feedstocks, in comparison to 91 g of CO 2 e/MJ of petroleum diesel.
DEUTZ combines diesel, gas, hybrid, electric and hydrogen technologies to create optimal solution for every customer. The DEUTZ Advanced Configurator is a modular product design toolbox that enables DEUTZ to design tailored drive systems using diesel, gas, hybrid, electric and hydrogen technologies. The new DEUTZ D 1.2
(TTSI) is replacing its entire diesel trucking fleet with near-zero emission natural gas trucks, which it plans to fuel with carbon-negative renewable natural gas (RNG). TTSI’s 40 new near-zero emission heavy-duty compressed natural gas (CNG) trucks reduce this type of emissions by 90%. Southern California Gas Co.
ClearFlame Engine Technologies , a startup developing net-zero engine technology ( earlier post ), has secured $17 million in Series A financing, which will enable commercialization of the company’s innovative engine technology for the long-haul trucking, agriculture and power generation sectors.
According to MAN Engines, all MAN off-road engines from the current product portfolio can be operated with regenerative diesel—also known as HVO (hydrogenated vegetable oil)—in accordance with the EN15940 standard in Europe or the US specification ASTM D975.
Ricardo has developed a hydrogen-fueled research engine which could offer a renewable, economic and durable technology solution to accelerate zero-carbon emissions in heavy duty trucks, off-highway machines and marine vessels.
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