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Section of the MkII Clarke-Brayton split-cycle engine. Motiv Engines, LLC introduced the second-generation of its engineconcept dubbed the MkII Clarke-Brayton Engine, which it intends to develop into a heavy-duty on-highway engine fueled by liquid natural gas (LNG). Note the three different cylinder sizes.
At InnoTrans 2018, the International Trade Fair for Transport Technology, MAN Engines is exhibiting the D3876 LE63x for locomotives, which produces 471 kW (632 hp) at 1,800 rpm. The MAN D3876 LE63x meets EU Stage V for locomotives without the need for exhaust after-treatment systems.
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).
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 engineconcept design.
liter diesel, prominently showing the closely attached exhaust aftertreatment system. liter TDI Clean Diesel engines fitted in Audi and Volkswagen TDI Clean Diesel models, and as such, is a strategically important engine. The EA288 2.0-liter Click to enlarge. The Volkswagen Group’s new 2.0-liter Earlier post.) The new 2.0L
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.
GDCI Engine and 2.4L GDi baseline engine. At SAE World Congress next week in Detroit, Delphi Automotive will present two technical papers describing its ongoing progress with the Gasoline Direct-Injection Compression-Ignition (GDCI) engineconcept. GDCI combines aspects of diesel and spark-ignited engine technology.
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.
SIDI engine. Opel revealed more details about its new mid-size gasoline engine family at the Aachen Colloquium in Germany. liter, four-cylinder, SIDI (spark ignition direct injection) ECOTEC Turbo engines, which begin Opel’s renewal of its powertrain portfolio, deliver improved fuel consumption, performance and refinement.
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.
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.
Libertine FPE, the creator of Smart Engine control technology for free piston engine (FPE) generators, has secured £2.6 million) in Innovate UK funding to advance development of its range-extender concept for heavy-duty applications. million (US$3.6
Audi TT offroad concept. Audi is presenting an Audi TT offroad concept at the Beijing International Automobile Exhibition. Like many of the brand''s new production models, the Audi TT offroad concept is also based on the versatile modular transverse matrix (MQB). The Audi TT offroad concept can drive more than 50 kilometers (31.1
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”.
The D-EGR concept dedicates one (or more) cylinders to EGR production and fuel reforming. The new engines, due to be available in PSA vehicles by 2018, will consume 10% less fuel than their predecessors across all uses, according to PSA. PSA concept D-EGR engine. Source: SwRI, DEER 2012. Click to enlarge.
EA888 TSI engine (red) delivers its peak 250 N·m of torque as early as 1,400 rpm, and maintains the strong and flat torque curve through 4,750 rpm—far outpacing the performance of the 5-cylinder 2.5-liter liter engine (blue) it replaces. Volkswagen first launched the EA888 engine generation in spring 2007 (Gen 1).
In a presentation at the SAE 2014 High Efficiency IC Engine Symposium and then in a paper given at SAE 2014 World Congress, Mark Sellnau, Engineering Manager, Delphi Advanced Powertrain, reported that Brake Specific Fuel Consumption for the 1.8L Earlier post , earlier post.). Earlier post.) DOE UFEV program targets.
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.
IAV has developed a particularly closed-coupled diesel exhaust gas aftertreatment (EAT) system. Under the EU6 standard, diesel engines are still allowed to emit up to 80 mg NO x /km milligrams of nitrogen oxides per kilometer—not only under the legal framework in the cycle but also in respect of increasingly tighter RDE requirements.
At the Mondial de l’Automobile in Paris, Volkswagen is unveiling a new Golf BlueMotion concept car. This Golf concept, powered by another new 1.6-liter In the Golf BlueMotion concept car, Volkswagen is employing a 1.6-liter liter turbodiesel direct injection engine from the newly developed EA288 engine series.
MANs TGX hybrid concept at IAA. At the IAA, MAN (part of the Volkswagen Group) presented a concept diesel-electric parallel hybrid version of its long-haul TGX truck. The MAN TGX concept hybrid will be driven by a parallel hybrid system, supplied by a 440 hp (328 kW) diesel engine and an electric motor with 130 kW drive power.
Relative (percent) CO 2 emissions benefit of the new natural gas variant as compared to the 220 kW diesel engine. Among its trucks on display at the upcoming IAA in Hanover, Mercedes-Benz will showcase an Econic equipped with its new Euro VI medium-duty natural gas engine (M 936NGT), which is derived from the 7.7-liter Benz et al.
Southwest Research Institute (SwRI) has built a demonstrator vehicle, based on a 2012 Buick Regal GS, incorporating the latest D-EGR (dedicated EGR) technology ( earlier post ), an outgrowth of SwRI’s HEDGE (High Efficiency Dilute Gasoline Engine) consortium projects ( earlier post ). The compression ratio of the engine was increased to 11.7:1
At the IAA Commercial Vehicles Show, Cummins introduced a concept emissions control system capable of minimizing emissions to levels previously thought unfeasible, including a possible next level of Euro VII regulations anticipated during the coming decade. Low NO x integrated system concept from Cummins.
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.
Achates Power was recently awarded a $5-million contract from the US Army to expand the family of opposed-piston engines for military vehicles. The project, awarded in late-2020, builds upon the success of the Advanced Combat Engine (ACE). to develop the Advanced Combat Engine for the US Army. Earlier post.) —John S.
For the powertrain, Audi, in the 25 th year of the TDI engine, has developed a new diesel 4.0-liter liter V12 Audi R10 TDI, the first TDI engine used at Le Mans, the current race car consumes about 40% less fuel while achieving comparable lap times. A complex set of rules assesses the various technical concepts.
ExxonMobil, Corning and Toyota have collaborated to develop an Onboard Separation System (OBS) to optimize gasoline engine efficiency and performance. The OBS system uses waste exhaust energy to effect the fuel separation and provides a simple and reliable means for managing the separated fuels. Background.
Opel is launching three new engine families and 13 new engines between 2012 and 2016, renewing 80% of its engine portfolio. liter gasoline and diesel engines, together with next generation five- and six-speed gearboxes. liter gasoline and diesel engines, together with next generation five- and six-speed gearboxes.
Researchers at the Korea Institute of Machinery and Materials (KIMM) have developed a new hybrid reactor for automotive exhaust aftertreatment that combines plasma and a honeycomb-structured monolith catalyst resulting in an enhanced synergistic effect of low-temperature catalytic activity. catalyst reactor. Credit: ACS, Kang et al.
Audi has built two technology studies with the “electric biturbo” technology it is developing ( earlier post ): the Audi A6 TDI concept is equipped with a new 3.0 a single turbo with supplementary electric compressor), while the Audi RS 5 TDI concept with a 3.0 Drivetrain of the RS 5 TDI concept with biturbo.
All models of the new A-Class are also powered by new diesel and gasoline engines. To do this we have opted for a combination of uncompromisingly dynamic design and an intuitive operating concept. New, efficient gasoline and diesel engines. The second new gasoline engine is the M 260 with a displacement of 2.0
The concept of the Ricardo Split-Cycle engine. The recuperated engine uses isothermal compression via cryogenic injection to enable significant exhaust to compressed gas heat transfer. Recuperator to transfer heat from exhaust gas to compressed air. Source: Neville Jackson. Click to enlarge.
Citroën will unveil its new C4 Cactus AIRFLOW 2L concept at the Paris Motor Show. With the C4 Cactus AIRFLOW 2L concept, Citroën went further. The C4 Cactus AIRFLOW 2L concept goes even further by adopting the Hybrid Air drivetrain. Hybrid power, drawing upon both the combustion engine and the compressed air. Hybrid Air.
Brunel University London is the first to begin researching future powertrain concepts using Camcon Automotive ’s new Single Cylinder Intelligent Valve Technology (SCI). Compatible with most single-cylinder combustion development engines, SCI is designed to plug-and-play straight out of the box.
Komatsu has developed a concept machine for a medium-sized hydraulic excavator that combines a hydrogen fuel cell and Komatsu-developed key components. For the concept machine, Komatsu applied a hydrogen fuel cell system and hydrogen tank produced by Toyota Motor Corporation to Komatsu's medium-sized hydraulic excavator.
Researchers at EPFL have patented a new concept that could cut trucks’ CO 2 emissions by almost 90%. The EPFL system captures CO 2 directly in the trucks’ exhaust system and liquefies it in a box on the vehicle’s roof. The patented concept is the subject of an open-access paper published in Frontiers in Energy Research.
Isuzu D201 35 hp diesel engine (left) and the LiquidPiston 40 hp X2 Prototype (right). Other features of the X2 include: Quiet operation: engine lacks poppet valves and over-expansion minimizes exhaust noise. to the thermodynamics, not to a particular engine. Click to enlarge. LiquidPiston, Inc.
A team led by researchers from Oak Ridge National Laboratory (ORNL) is developing a lower-cost cast aluminum (Al) alloy capable of at least a 50 ˚C temperature increase over the current cylinder head alloys 319 and 356 for use in light duty engines. Materials for exhaust and energy recovery.
Stena Line is seeking novel, cost-effective approaches to recover energy from exhaust gases from ship engines and to transform it into a more useful energy form (e.g., The company is also interested in efficient turbine systems that generate electricity from the kinetic energy from the massflow and velocity of the exhaust gases.
Since January 2021, the two companies have been jointly developing electric medium-sized hydraulic excavators, and have been conducting PoC (Proof of Concept) tests on advance research machines at customers' construction sites. The zero engine vibration will also help reduce operator fatigue. 20-ton class electric hydraulic excavator.
The H-engine—basically two separate engines housed within the same engine block—comprises two switchable parallel piston banks, independently fueled by gasoline and CNG. Startup Eco-Motive has developed what it calls the first dual-fuel “H” engine; it recently received a patent (# 8807098 ) on the design.
Despite improvements in engine efficiency—e.g., Despite improvements in engine efficiency—e.g., Finding ways of recovering this lost heat energy has been one of the major goals being pursued by engineers working on BMW EfficientDynamics for the future.
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