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Purem by Eberspaecher is introducing efficient exhaust technology for hydrogen engines. At the Hannover Messe, the company will be presenting its H 2 -ICE exhaust system for the first time. The H 2 -ICE exhaust system for hydrogen engines from Purem by Eberspaecher.
opposed-piston (OP) heavy-duty diesel engine 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). Earlier post.)
An electric exhaust gas turbocharger, which in future will be used for the first time in a series production model, is already in the final stages of development. This electronically-controlled electric motor drives the compressor wheel before this accepts the exhaust gas flow.
Southwest Research Institute engineers have developed the next generation of clean diesel engine 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. g/hp-hr NO x emissions).
In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). As a result, distance-specific mass and number emissions can be derived, which can then be compared to equivalent tire metrics.
Following two variants with V8 engines, Mercedes-AMG is presenting the entry-level SL 43 version of its newly developed roadster icon. The SL 43 features an M139 in-line two-liter, four-cylinder gasoline engine with an electric exhaust gas turbocharger—used for the first time in a production vehicle.
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. Image: Empa. —Patrik Soltic.
liter turbocharged M139 engine featuring an electric exhaust gas turbocharger. The electric exhaust gas turbocharger solves the conventional trade-off between a small, responsive turbocharger yielding a lower total output and a large turbocharger capable of high peak power with less responsiveness. An electric motor around 1.6
Rolls-Royce is supplying two mtu 16V 4000 M55RN gas engines 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 gas engines. The new engines are part of Rolls-Royce’s Green and High-Tech program.
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.
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. from 16.5)
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).
This feature also delivers the sociability benefits that contractors are looking for by reducing on-site noise and exhaust emissions. Specially developed bearings in the engine, along with upgrades to the flywheel ring gear and starter motor, support long life and reliable performance with frequent starts. Cummins Inc.
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.
Rolls-Royce has conducted successful tests of a 12-cylinder gas variant of the mtu Series 4000 L64 engine running on 100% hydrogen fuel. For several months, the mtu gas engine has been undergoing bench testing and continuous improvement in terms of efficiency, performance, emissions and combustion using 100% hydrogen as fuel.
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.
Volkswagen has continued to evolve its small displacement turbocharging technology with each new engine generation. In 2022, the fourth evolution of the EA888 pushes state-of-the-art turbocharged engine design further still; it is one of the most advanced Volkswagen engines ever built. 1 for the Golf R and 9.6:1 1 for the GTI.
MAN Energy Solutions’ Two-Stroke Business has surpassed 1,000 orders for secondary-measure, Tier III-compliant, emission-reduction technology for its portfolio of MAN B&W-branded, low-speed ship engines. MAN SCR system for 2-stroke engines. Currently, almost half of all orders have entered active service. MAN EGR system.
This research, published in the journal Separation and Purification Technology , shows that ozone can be used to remove not only SO x but also NO x from fossil fuel combustion exhaust streams. In this study, to improve absorption performance of SO 2 and NO 2 , we added ozone in exhaust gas. 2018.12.077.
Marine engine designer and power system integrator WinGD and engine builder Hyundai Heavy Industries’ Engine Machinery Division (HHI-EMD) will strengthen their collaboration by partnering to develop environmentally sustainable two-stroke engine technology. technologies, iCER will be available for all new X-DF engines.
MAN Engines recently put its first two dual-fuel hydrogen-powered engines for work boats into serial operation. The engines are twelve-cylinder diesel engines 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. Hydrocat engine room.
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 diesel engines using low-cost ethanol in Class 8 trucks.
A new report released by the Air Quality Expert Group ( AQEG ) in the UK recommends as an immediate priority that non-exhaust emissions (NEE) are recognized as a source of ambient concentrations of airborne PM, even for vehicles with zero exhaust emissions of particles. —“Non-Exhaust Emissions from Road Traffic”.
Initiated by MAN with partners from industry and research institutes, it aims to define the steps necessary to produce a dual-fuel, medium-speed engine capable of running on diesel-fuel and ammonia. Alexander Knafl, Head of R&D, Four-Stroke Engineering, MAN Energy Solutions. MAN Energy Solutions has begun the ‘AmmoniaMot’ project.
A key element in achieving these goals is the certification of the most important mtu engine products, which will run on sustainable fuels from as early as 2023 and then be successively brought into use. The aim is to reach a CO 2 net-zero operation of combustion engines. Switch to alternatives for combustion engines.
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.
HJSC) have respectively ordered seven and two MAN B&W G80ME-LGIM dual-fuel engines in connection with the construction of 9 × 9,000 TEU container vessels for HMM Co., The G80 engines will, upon delivery, be connectivity-ready and prepared for digital services such as PrimeServ Assist. Hyundai Samho Heavy Industries Co.
Researchers at Shanghai Jiao Tong University are investigating ammonia-fueled HCCI combustion in a free piston engine. However, practical challenges still exist when applying ammonia in traditional internal combustion engines (ICEs) due to its high ignition energy, slow flame propagation and significant NO x emissions. 2023.127634
MAN Engines is now equipping the PistenBully 800 from Kässbohrer Geländefahrzeug AG with its MAN D3876 engine. The basis for the delivery of the in-line six-cylinder engine was the further development and adaptation of the MAN D3876 to the extreme working environment of the new high-performance snow groomer from Laupheim.
The Mazda MX-30 e-Skyactiv R-EV, a plug-in series hybrid model that uses a rotary engine as a generator, made its world premiere at the Brussels Motor Show. Mazda chose to use a rotary engine to power this generator, taking advantage of a rotary engine’s unique ability to produce the required output with a small power unit.
A new study by researchers from Washington State University and SLAC National Accelerator Laboratory has found that a catalyst using a single or just a few palladium atoms removed 90% of unburned methane from natural gas engineexhaust at low temperatures. The work is published in the journal Nature Catalysis.
The joint research team of KIMM and HMC injected hydrogen directly into the combustion chamber of the engine of an existing HMC hybrid vehicle, with a pressure of more than 30 bar. 2022.04.274
ClearFlame Engine Technologies, a a startup developing net-zero engine technology ( earlier post ), successfully completed an on-road demonstration of its proprietary technology that enables a heavy-duty truck diesel engine to operate on low-carbon and carbon-negative fuels, including 100% renewable plant-based fuels.
Several organizations, encompassing companies, research labs, and academia, have formed the Hydrogen Opposed Piston Engine Working Group. The Working Group consists of members undertaking research and development in the field of hydrogen combustion in an opposed-piston engine. The only criteria emission of concern is NO x.
Volkswagen continues to refine its most important diesel engine, 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. TDI took a step forward and was therefore given the suffix “evo”.
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.
three-cylinder engine (66 kW / 90 PS) the additional tank carries 16.5 liter four-cylinder engine, which is powerful, efficiency and environmentally friendly. liter TGI engine in the Golf uses the TGI Miller combustion process with a high compression ratio of 12.5:1, On the Polo with 1.0 liters in total, or 13.8
Bentley will cease production of its 12-cylinder gasoline engine in April 2024, by which time more than 100,000 examples of the iconic W12 will have been handcrafted in the company’s Dream Factory in Crewe, England. Development work has concluded recently on the most powerful version of the W12 ever created.
liter, heavy-duty opposed-piston, three-cylinder diesel engine 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,
Libertine FPE, the creator of Smart Engine control technology for free piston engine (FPE) generators, has secured £2.6 Libertine says that free-piston range-extender engines can offer the efficiency of fuel cells, the durability of conventional engines and achieve carbon reductions using renewable fuels. million (US$3.6
The capability to heat up the catalytic converter rapidly at all times increases the overall efficiency of exhaust-gas aftertreatment. The EMICAT e-catalyst developed by Vitesco Technologies ensures effective exhaust gas aftertreatment, even when the exhaust gas is actually too cold for this purpose.
Researchers at Oak Ridge National Laboratory (ORNL) have used neutron diffraction to provide noninvasive measurement of lattice strains inside components of a firing engine, thereby enabling the operando study of complex load states and thermal gradients throughout the solid materials. Camera lies along orthogonal 45° plane. Wissink et al.
Researchers have used a novel near-infrared light imaging technique to capture the first cross-sectional images of carbon dioxide in the exhaust plume of a commercial jet engine. To image such a large area, the researchers used a 7m-diameter optical mounting frame (red) located just 3 m from the exit nozzle of the engine.
Southwest Research Institute (SwRI) is helping a client develop a simple post-refinery treatment process that reduces exhaust emissions from diesel engines by overcoming the soot/nitrogen oxides (NO x ) reduction trade-off that has plagued engine researchers for decades.
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