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When reforming is not used, the fuel and exhaust pass through CV2 unchanged. The basic concept of TCR involves using exhaust heat to promote on-board reforming of hydrocarbon fuels into syngas (a mixture of carbon monoxide and hydrogen). The lower inner control volume (CV2) contains the reformer and intercooler.
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.
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). Audi TT offroad concept. Click to enlarge.
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.
Jaguar has unveiled the C-X75 concept, an extended range electric vehicle that uses twin gas micro-turbines from Bladon Jets to power two switched reluctance generators from SR Drives. Because the exhaust gases form part of the active aerodynamic package, Jaguar has utilized a specialized zirconia-molybdenum coating. Click to enlarge.
The hybrid helicopter concept. EADS Innovation Works is presenting a concept helicopter with a diesel-electric hybrid propulsion system at the ILA Berlin Airshow 2010, 8-13 June. The diesel-electric hybrid concept is one of the projects grouped under the name of eCO2avia by EADS Innovation Works. Click to enlarge.
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
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
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.
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.
The global market for sensors used in internal combustion engines (ICE) is on the road of steady growth for the next few years, propelled by increasing utilization in engine management and exhaust aftertreatment, according to a new report from IHS Technology. IHS projects that sensor shipments for ICEs will top 1.34 billion in 2013.
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. The IsoEngine concept. Source: Neville Jackson. Click to enlarge.
Lite concept. Lite concept at the LA Auto Show. The new concept, based on Volkswagen’s New Small Family (the Up! models), incorporates a variation on the two-cylinder TDI hybrid powertrain from the L1 concept unveiled earlier this year at the Frankfurt Motor Show. Lite concept features a weight-optimized mix of metals.
Alltrack Concept in New York. Volkswagen is showing a diesel-powered Alltrack Concept at the New York International Auto Show. The Alltrack concept on display in New York features Volkswagen’s 2.0-liter Click to enlarge. Earlier post.). Earlier post.). degrees respectively. The ramp breakover angle is 12.8
HYbrid FE concept. At the Frankfurt Motor Show, PEUGEOT and Total will unveil the hybrid 208 HYbrid FE concept. and optimizing the flow of energy between the internal combustion engine and the electric motor. HYbrid FE concept. The engineers achieved a 20% reduction on that for the HYbrid FE concept.
FEV is developing a water injection system for internal combustion engines using condensate from exhaust gases, the “Extended Direct Condensate Injection” system. The concept, as reported in a new paper in the International Journal of Engine Research , demonstrates a potential for efficiency increase of 3.3% – 3.8%
Shot of the Evora 414E Hybrid concept. Lotus Engineering will unveil the Lotus Evora 414E Hybrid concept at the upcoming Geneva Motor Show. This enhances the driver interaction with the vehicle and provides a driving experience similar to current internal combustion engine high performance sports cars. Click to enlarge.
The Blue-Will PHEV concept. Hyundai brought its Blue-Will plug-in hybrid (PHEV) concept—first introduced at the 2009 Seoul Motor Show ( earlier post )—to the North American International Auto Show in Detroit for its US debut. The Blue-Will concept is powered by an all-aluminum 152 hp (113 kW) Gasoline Direct Injected (GDI) 1.6-liter
report not only the superior emission characteristics of the Fischer–Tropsch fuels, but also evidence that higher exhaust gas recirculation and lower excess air ratios will be a key concept of both engine and aftertreatment optimization for further fuel consumption improvement.
Hyundai introduced its Nuvis concept crossover vehicle at the New York International Auto Show. To further reduce fuel consumption, the Theta II’s engine management software, which governs injection pressure, engine cycle timing and exhaust retreatment rates, has been revised. The Hyundai Nuvis. Click to enlarge.
Ulrich Hackenberg, Member of the Board of Volkswagen Brand Technical Development, in front of the Volkswagen Concept Car L1 in Frankfurt. Volkswagen unveiled the L1, its second-generation one-liter class concept car, at the Frankfurt Motor Show. The earlier, first-generation 1-Litre concept. Click to enlarge. Earlier post.)
The WDG also can reduce carbon dioxide emissions by as much as 95 percent in comparison to modern internal combustion vehicle engines. In a gas turbine application, the team noted, positioning the combustion process internally in the wave rotor could simplify porting between the turbo-compressor and the wave disc “ enormously ”.
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.
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. When developing our new E PERFORMANCE hybrid strategy, it was therefore immediately clear that we would pursue an independent concept for AMG.
Schaeffler presented a new concept vehicle at the North American International Auto Show (NAIAS) in Detroit. The Efficient Future Mobility North America vehicle is based on a mid-size SUV and highlights a range of Schaeffler solutions for optimizing North American internal combustion engine drive trains. Click to enlarge.
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.
Development engineers are also working on engines powered by hydrogen and methanol as well as on concepts for decentralized Power-to-X systems. Or it relates to fuels such as hydrogen, that would not at all emit CO 2 at the exhaust pipe. —“The Future Of Internal Combustion Engines As Seen By Rolls-Royce Power Systems”.
Rendering of the Ilmor 5-stroke concept engine. Ilmor Engineering will present a new cutaway version of the Ilmor 5-stroke concept engine at the upcoming Engine EXPO 2009, 16-18 June, in Stuttgart, Germany. The 5-stroke concept engine is a self-funded proof of concept. Exhaust from the low-pressure cylinder.
The plug-in full hybrid BMW Vision EfficientDynamics all-wheel drive concept car is powered by a 1.5-liter, The purpose of the high-performance concept study was to visualize the dynamic performance typical of a BMW against the backdrop of future demands in sustained mobility, according to the company. Click to enlarge. Earlier post.).
Lotus Engineering will display a single-cylinder research engine monoblock demonstrating the architecture of the Omnivore engine concept at the upcoming 79 th International Geneva Motor Show. A novel charge trapping valve in the exhaust port allows asymmetric timing of exhaust flow and continuous variation of the exhaust opening point.
Neptun Ship Design (NSD) will analyze international regulations to ensure technical and safety requirements in a encapsulated, modularized fuel system. WTZ is a specialist within the field of energy conversion and will utilise a high-speed test engine to develop a combustion concept for the new engine.
A complex set of rules assesses the various technical concepts. In addition to the new, more efficient internal combustion engine, the 2014 R18 powertrain concept, for the first time, features the integration of two hybrid systems: ERS-K and ERS-H. when the boost pressure limit has been reached.
Toyota Motor Corporation (TMC) unveiled the FT-Bh (Future Toyota B-segment Hybrid), a lightweight, next-generation small gasoline-electric hybrid concept car at the 82nd Geneva International Motor Show. This concept shows what can be done when every aspect of the car is designed to reduce emissions. Reduced power consumption.
As described in a paper presented at the 35 th International Vienna Motor Symposium in May, with the advent of the new Euro VI emissions standard, Mercedes-Benz made a decision to develop a new engine program based on the new model series of the OM93x diesel engine. Placement of the M936NGT in the Daimler commercial vehicle engine portfolio.
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.
Scania’s engine fulfils the strictest exhaust emission requirements with low fuel consumption and high torque. Hydrogen use in an internal combustion engine with our HPDI fuel system is an affordable pathway to employ a zero-carbon fuel using existing engine architecture and existing manufacturing infrastructure. complemented by 48.7%
The E 250 BlueTEC concept. At the New York International Auto Show, Mercedes-Benz showcased a concept E 250 BlueTEC designed for the North American market. Click to enlarge. The engine delivers 150 kW (204 hp) of power and develops torque of 500 Nm (369 lb-ft) at 1600-1800 rpm.
The new TwinAir family engine combines the concept of downsizing (displacement and weight reduction) with technologies including supercharging with high-efficiency turbocharger; integration of the exhaust manifold in the cylinder head; and the new MultiAir intake valve control system. Earlier post.). liter and 155 bhp 1.4-liter
million grant to develop and to demonstrate a new ultra fuel efficient vehicle (UFEV) vehicle concept. Throughout the world, many efforts are being made to improve the thermal efficiency of internal combustion engines. Full-time GDCI combustion is achieved using exhaust rebreathing at low loads and cooled EGR at medium- to high-loads.
A team at Japan’s New ACE Institute—an industry-funded research initiative founded to develop a new diesel combustion concept—has developed a new diffusion-combustion-based concept with multiple fuel injectors to overcome the trade-offs of thermal efficiency with energy loss and exhaust emissions typical of conventional diesel engines.
Projected conditions for internal combustion engines in 2025 push light-duty engine exhaust temperatures into the low end of gas turbine regimes, Haynes said. The increasing piston, cylinder, head, exhaust valve and turbocharger temperatures represent significant structural materials—and cost—challenges.
This reduces engine oil dilution and improves reliability and exhaust performance by reducing the burden on the engine. The hydrogen-powered Corolla, mobile liquid hydrogen stations, and carbon neutral fuel have evolved in the two months since the Round 2 NAPAC Fuji SUPER TEC 24 Hours Race from 26-28 May.
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.
At the Tokyo Motor Show, Mazda is showcasing the recently-released Mazda Axela (known as Mazda3 overseas) with a variety of engine types at the 2013 Tokyo Motor Show, including a CNG concept and hybrid variants. Major technologies on Mazda3 SKYACTIV-CNG concept. The engine adopts a 4-1 exhaust system. Earlier post.).
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