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Motiv Engines, LLC introduced the second-generation of its engine concept dubbed the MkII Clarke-Brayton Engine, which it intends to develop into a heavy-duty on-highway engine fueled by liquid natural gas (LNG). It expands all the way to ambient pressure before the exhaust stroke. Click to enlarge.
One of its outstanding features is the in-line six, which meets the EU Stage V emission standard for locomotives without the need for an exhaust after-treatment system (EATS). The MAN D3876 LE63x meets EU Stage V for locomotives without the need for exhaust after-treatment systems.
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
The Shanghai Merchant Ship Design & Research Institute (SDARI) and development partners DNV and Wärtsilä have unveiled a new Handysize—i.e., ships with a cargo-carrying capability of less than 60,000 metric tonnes—bulk carrier conceptdesign: the Green Dolphin. Draught, design. Speed at design draught.
Chevrolet Spark EV Tech Performance concept. Chevrolet previewed the Spark EV Tech Performance concept, as well as other performance-oriented concepts of the Sonic, Malibu, new Impala, and Cruze Diesel. Sonic concepts. Features include: A Stage Kit, cold-air induction and a high-flow exhaust system allow the 1.4L
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.
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. The four-cylinder TDI engine with the internal designation EA 288 made its debut in 2012. As previously, the 2.0
IAV has developed a particularly closed-coupled diesel exhaust gas aftertreatment (EAT) system. A key contribution to this performance must come from the exhaust gas aftertreatment system—across the entire speed and load range. This way, exhaust gas flows through DOC and SCRF before it enters the turbine.
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 The latest Golf BlueMotion. Click to enlarge. liter TDI (turbodiesel) consumes 3.2 l/100 km (73.5
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.
Design of opposed-cylinder free-piston linear generator from earlier works with single, centered linear generator. Most of this work focused on a similar design: a single linear generator placed between two opposed cylinders, as in the diagram at right from Shanghai Jiaotong. Click to enlarge. —Ling Huang 2012.
Citroën will unveil its new C4 Cactus AIRFLOW 2L concept at the Paris Motor Show. The production C4 Cactus already ships with a range of features designed to reduce fuel consumption. With the C4 Cactus AIRFLOW 2L concept, Citroën went further. Citroën decided to develop this project on the basis of its new model, C4 Cactus.
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) engine concept. The undertook a design effort to package practically the two devices and two coolers into a vehicle. Earlier post.). Hoyer et al.
Achates Power will begin the study and design of the initial tactical vehicle concept engine and has selected Southwest Research Institute (SwRI) to contribute its expertise in advanced materials to reduce heat rejection and improve power density and efficiency. The variable flow lube pump helps maintain engine efficiency.
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.
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.
This increases flexibility in terms of engine design, promotes lower exhaust and fuel consumption levels, and results in even quieter operation. The modular CRSN3 injection system is designed for operation with diverse injection pumps depending on customer specifications and needs. The pump has a service life of 1.6
The structural design considers the engine’s use in a variety of vehicle applications, allowing minimum integration effort and consistent part interchangeability. Two different pistons have been designed for the Eco and Performance Turbo engines. The engine retains the proven concept of a turbine-integrated exhaust manifold.
with technologies such as direct fuel injection, variable valve timing, exhaust-driven turbochargers, brake energy regeneration and Auto Start Stop function—about 60% of the generated energy is still lost, half of it being exhaust heat, with the remaining half as heat absorbed by the engine cooling system. Click to enlarge.
HYbrid FE concept. At the Frankfurt Motor Show, PEUGEOT and Total will unveil the hybrid 208 HYbrid FE concept. HYbrid FE concept. The rate of unburned fuel in the combustion chamber is reduced by valves of increased diameter, redesigned exhaust pipes and manifold, and an adapted valve lift pattern. Click to enlarge.
Volkswagen XL Sport concept. On the evening before the Paris Motor Show, the Volkswagen Group presented not only the production-bound Passat GTE plug-in hybrid ( earlier post ), but also staged the world premiere of the XL Sport—a highly efficient sports car concept based on Volkswagen’s XL1 diesel plug-in hybrid ( earlier post ).
Mitsubishi Concept XR-PHEV on stage in LA. MMNA) gave the Mitsubishi Concept XR-PHEV ( earlier post ) plug-in hybrid its North American debut at the 2014 Los Angeles Auto Show. For additional power optimization with reduced exhaust emissions, the 1.1-liter Click to enlarge. Mitsubishi Motors North America, Inc. Click to enlarge.
concept car at the Tokyo Motor Show. An exhaust gas recirculation system, oxidation catalytic converter and diesel particulate filter are used to reduce emissions values. A central acoustic capsule unites design themes from the world of combustion engines and electric motors; the electric elements are coded in the color blue.
Mercedes-AMG laid out its new electrified drive strategy , which is based on two pillars: Performance hybrids with a completely independent drive concept under the technology label E PERFORMANCE. Extensive modifications to the drive, chassis, design and equipment will provide the hallmark AMG driving experience with all-electric drive.
Under the JDP, WinGD will oversee combustion and injection research, exhaust aftertreatment requirements and engine conceptdesign. HSD Engine will provide support on cost-effective manufacturing and assembly, provide engine testing capabilities and deliver fuel supply and exhaust aftertreatment systems.
Among its many offerings at the Paris Motor Show, Audi is unveiling the Audi TT Sportback concept—a car that leverages but elongates the design idiom of the classic TT. Dr. Hackenberg noted that the “ TT Sportback concept unites two concepts to form a new member of a potential TT family. ” wheel drive.
The independent study brought together experts from across the UK to assess the design challenges, manufacturing demands, operational requirements and market opportunity of potential zero-carbon emission aircraft concepts. The regional concept, powered by fuel cells, carries 75 passengers up to 800 nmi at a speed of 325 knots.
The D-EGR concept dedicates one (or more) cylinders to EGR production and fuel reforming. In the inaugural study reported in an SAE paper in 2009 (2009-01-0694), SwRI ran a 4-cylinder engine with cylinder 1 exhausting directly to the intake manifold, leading to a constant 25% EGR level. PSA concept D-EGR engine.
Stack-designed cylindrical TEG, built with TE cartridges, developed for LDVs in first project. The TEG technology, which converts waste heat from gas exhaust into electric energy and has the potential to improve passenger car fuel efficiency by as much as 5%. TEG & Exhaust System in Lincoln MKT. Click to enlarge. Resources. ????
In a typical ORC design, a thermal energy source feeds an evaporator to drive an expander or “reverse compressor”, which in turn generates the electricity. Basic ORC concept. Where heat pumps use electrical power to create thermal energy for various purposes, an ORC system uses heat energy to generate electricity.
million contract for design and construction of the Next-Generation Combat Engine. Since the pistons cyclically expose or occlude the exhaust and intake ports, there is no valve train. Because the intake and exhaust ports are at the opposite ends of the cylinder, opposed-piston engines have efficient, uniflow scavenging.
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.
The proof-of-concept Aviat Husky CNG, which flew more than 1,000 miles from Aviat’s headquarters in Afton, Wy., In terms of performance, Aviat said that exhaust gas and cylinder head temperatures run approximately 20 °F cooler with CNG, allowing the pilot to maintain more advantageous engine operating temperatures.
Southwest Research Institute (SwRI) announced preliminary test results of its Dedicated-Exhaust Gas Recirculation (D-EGR) demonstration vehicle ( earlier post ) at the SAE 2014 World Congress in Detroit. With D-EGR, one or more cylinders have their exhaust connected directly to the intake system. Click to enlarge. Click to enlarge.
Performance exhaust manufacturer Borla displayed what it hopes is the future of electric vehicle “exhaust” sound systems at SEMA this week. Loud cars and their associated exhaust systems are nothing new to car culture, and a leader in this industry has been Borla exhausts.
The 580 EV is the second major alternative-powered machine introduced by CASE; the manufacturer rolled out the FPT Industrial methane-powered concept wheel loader ProjectTETRA at Bauma 2019. The new MICHELIN CrossGrip is a multi-purpose radial tire designed for use on the road, grass and snow. and Moog Inc.,
Supported by the German Federal Ministry of Economics and Technology (BMWi), and due to run for three years from December 2020, project partners include the University of Munich, Neptun Ship Design, WTZ and Woodward L’Orange. Such scalable components are a prerequisite for the introduction of ammonia engines in shipping.
million) in Innovate UK funding to advance development of its range-extender concept for heavy-duty applications. Cutaway illustration showing a twin free piston engine, with the copper coils and the two magnetic pistons free to slide in the cylinder bore, and the induction and exhaust ports in the center. million (US$3.6
The vehicle meets Euro 6 exhaust standards. Both the exhaust inflow to drive the turbos and the supply of fresh air, plus the channelling of compressed air to the combustion chambers, have been designed to ensure that the three compression units work as a team as effectively as possible at all engine speeds. Click to enlarge.
designed for Diesel Fuel (DF-2) operating with reduced performance with JP-8. The fact that none of the engines that use JP-8 are designed—including their fuel systems—and calibrated for JP-8. Fuel lubricity (which relates to mechanical wear in the system, including high pressure common rail pumps).
million grant to develop and to demonstrate a new ultra fuel efficient vehicle (UFEV) vehicle concept. Due to the lower exhaust enthalpy of lower temperature engines using PPCI, it is difficult to produce intake boost with acceptable boost system parasitis. Earlier post.) Click to enlarge. Current study. GDCI engine.
However, stoichiometric operation enabled the use of a simple, robust three-way catalytic converter exhaust aftertreatment system. The system for stoichiometric operation requires no additional actuators or sensors as compared to an active SCR system for NO x aftertreatment in conjunction with a lean-burn concept. Combustion system.
E-Thrust is a “series hybrid” electrical distributed propulsion system concept using one gas power unit providing the electrical power for six fans for lower fuel consumption, fewer emissions and less noise. EADS is also cooperating with Rolls-Royce on a future distributed propulsion system concept (DEAP) for full-size passenger aircraft.
Key advances for Gen 3 are in weight reduction, friction reduction, and the internal exhaust cooling system. Like its predecessor, the engine has a cast-iron cylinder block and an aluminum-alloy cylinder head which now has the exhaust headers cast integrally. Additionally, the balance shaft concept has been changed to roller bearings.
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