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At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fuel economy (CAFE) target of 26 mpg (9.05 2013) “Cold Start Concept (CSC): A Novel Catalyst for Cold Start Emission Control,” SAE Int. Fuels Lubr.
variant but with fuel economy of a strong hybrid. HyBoost achieves this by combining aggressive 50% downsizing of the engine with an electric supercharger for transient low-speed performance, and a micro-hybrid stop-start and energy recuperation systems, Boggs said. Downsizing the 2.0-liter Click to enlarge. Click to enlarge.
The Volvo Car Corporation is introducing a new, downsized engine range consisting solely of four-cylinder gasoline and diesel engines. It covers the range from high-power and -torque variants to fuel-efficient derivatives. The new powertrains are also up to 90 kg lighter than the present ones and fuel economy is improved by up to 35%.
Schematic of downsized and supercharged four-stroke hybrid pneumatic spark injection engine. The reduction in fuel consumption is obtained mainly through enabling the effective use of a heavily downsized engine, rather than from regenerative efficiency. Source: ETH Zürich. Click to enlarge. Earlier post.). Earlier post.).
Yaris HSD concept. Making its world debut at the 2011 Geneva Motor Show, the Yaris HSD concept anticipates Toyota’s intention to bring its full hybrid Hybrid Synergy Drive (HSD) technology to the B-segment, the biggest volume segment in Europe. This marks Toyota’s first downsizing of its HSD technology. Click to enlarge.
Infiniti unveiled the Q80 Inspiration concept car at the 2014 Paris Motor Show, it what it called a signal of its intent to break into the top tier of the premium sedan category; the concept will lead to a future model. The powertrain incorporates a new aluminum-based downsized twin-turbocharged 3.0-liter L/100 km (42.8
The XC60 Plug-in Hybrid Concept was introduced at the Detroit Auto Show. The direction for the US was underscored by the unveiling of the XC60 gasoline-electric Plug-in Hybrid Concept at the show. The engine in the XC60 Plug-in Hybrid Concept has no conventional starter motor or alternator. Click to enlarge. Earlier post.)
liter model but with significantly reduced real-world and drive cycle CO 2 emissions, and comparable improvements in fuel-economy. The HyBoost concept is based on a 2009 Ford Focus in which a 2.0L Earlier post.). naturally aspirated four-cylinder gasoline engine has been replaced with a 1.0L three-cylinder EcoBoost engine.
The new SR1 hybrid concept indicates the Marque’s style direction. Peugeot said that it is also designing a vehicle which will embody all of the spirit of the BB1 concept car: 2.5m, 4 seats and 100% electric. Peugeot continues to improve engine efficiency with a downsizing strategy for its gasoline and HDi FAP diesel engines.
Especially with increased production volume of renewable fuels and optimized powertrain solutions for flexible fuel vehicles, there is a chance for combustion engines to not only remain in the market but also be sustainable for future vehicle. The intake manifold was modified for high pressure EGR feed and port fuel injection (PFI).
At the 2012 São Paulo International Motor Show in Brazil, Volkswagen presented the world premiere of a newly developed compact SUV concept: the Taigun. Its combined fuel consumption is 4.7 In addition to being fuel-efficient, the new engine offers high torque at low engine revs—175 N·m (129 lb-ft) from 1,500/min.
Christopher Thomas, BorgWarner VP, Advanced Engineering, Engine Group and VP, Advanced Engineering, Drivetrain Group presented the basic concepts of VEMB and current BorgWarner test results at the recent SAE 2012 High Efficiency IC Engine Symposium. improvement in fuel economy on an E-class vehicle (e.g., Source: Borgwarner.
Among its exhibits, Subaru is showcasing its hybrid Advanced Tourer concept at the Tokyo Motor Show. The C-segment class car combines a downsized, direct-injected turbocharged 1.6L Subaru said that the downsized direct fuel injection turbo engine is one of its principal engine technologies for the future.
Toyota Motor continues to lay the foundation for the introduction of its production fuel cell hybrid vehicle in 2015; the company began work on fuel cell technology in 1992. The output power is more than 100kW, despite significant unit downsizing. Toyota’s view of hydrogen.
liter units which are part of a new generation of engines from the Kappa family—meet growing demand for small capacity, turbocharged engines to reduce fuel consumption and CO 2 emission without compromising performance. Hyundai is also displaying the diesel i40 48V hybrid concept, featuring a lead-carbon battery. liter and 1.4-liter
Mitsubishi Motors Corporation (MMC) will unveil three world premiere concept cars—two of them plug-in hybrids—at the 43 rd Tokyo Motor Show 2013 late in November. The first of the three concepts, the Mitsubishi Concept GC-PHEV (Grand Cruiser) is a full-size SUV that uses a high output PHEV (plug-in hybrid electric vehicle) system.
liter EA888 Gen3 engine featured in Audi’s all-road shooting brake plug-in hybrid concept unveiled at the North American International Auto Show this week ( earlier post ) features—as does its production ilk—a dual injection system that combines direct injection with indirect injection into the intake manifold. Earlier post.).
Comparison of Fuel Consumption, Fun to Drive and System Cost of the different powertrain concepts. liter AVL Turbohybrid prototype delivered a 24% reduction in fuel consumption on the NEDC compared to the 2.0L Stage 1 of the Turbohybrid powertrain concept. Downsizing a gasoline engine (e.g., Click to enlarge.
Reductions in fuel consumption and CO 2 from base 2.0-liter liter ELC-Hybrid to downsized 1.4L VTES + SpeedStart. Based on a VW Passat family-sized saloon, the demonstrator currently incorporates a advanced, AVL-developed 2-liter gasoline engine already delivering a fuel consumption of 6.6 Click to enlarge.
The concept ensures long term energy storage for delivering short bursts of power to the VTES supercharger during vehicle accelerations and to the SpeedStart stop-start device during engine re-starts. A final key element of the RegEnBoost concept is the TIGERS turbo-generator.
Anhui Jianghuai Automobile Group Co Ltd (JAC) and Ricardo are collaborating on a project to develop the Ricardo HyBoost concept ( earlier post )—a combination of low-cost technologies to deliver improved performance and fuel economy which featured recently in the Ricardo Centenary celebrations —into volume production on a JAC vehicle.
Use of a variable compression ratio (VCR) could be one technology approach to reducing fuel consumption in highly boosted (e.g., downsized, turbocharged) gasoline engine, as operating an engine with higher compression ratios at low load can increase fuel economy compared to operating an engine with fixed compression ratio.
A single lap of each stint (a fuel stint lasts approximately one hour) will be electric powered, then the new Nissan DIG-T R 1.5-liter With the entire concept of the Nissan ZEOD RC focussing heavily on downsizing and efficiency, Nissan turned to new lubricants partner Total to help develop the engine. Click to enlarge.
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 Vehicle fuel efficiency on FTP. +35% Background. Earlier post.) Earlier post.)
Peugeot will introduce the HR1 urban hybrid concept car at the upcoming Paris Motor Show. liter THP 81 kW (110 bhp), 195 N·m (144 lb-ft) gasoline engine is one of the future family of three-cylinder engines currently under development as part of PSA Group’s engine downsizing strategy.
Ford’s approach to the project was to engineer a comprehensive suite of gasoline engine systems technologies, including: Aggressive engine downsizing in a mid-sized sedan from a large V-6 to a small I-4. I4 / 25 bar BMEP; during the concept evaluation in 2010 and 2011, the research team revised the architecture to 2.3L Earlier post.).
The A dvanced C ombustion C oncepts— E nabling S ystems and S olutions (ACCESS) is developing advanced combustion control concepts along with with an enabling system, subsystem and component level solutions for the management of multi-mode/multi-fuel combustion events. HCCI range extension with boosting. Source: Bosch.
Ford introduced its new new B-MAX concept vehicle at the 2011 Geneva Motor Show, providing an early preview of its plans for the European small car market. The key innovation on the B-MAX is the adoption of an integrated B-pillar door concept. Click to enlarge. Earlier post.). Like the 1.6- Like the 1.6-
Fuel mass flow comparison shows Pinnacle engine ahead at just about all points in the map. FEV performed engine mappings in a dynamometer test cell to evaluate the fuel economy of Pinnacle’s TP90 scooter engine compared to a benchmark engine (N15) from Pinnacle’s Asian OEM partner. Click to enlarge. Improvement during CDC: 28.7%.
Cheng of the Sloan Automotive Laboratory assessing the prospects for methanol as an alternative transportation fuel in the US concludes that methanol is a safe and viable transportation fuel, although it not as good as ethanol in terms of energy density and ease of handling. It is a safe fuel.
OBS is a membrane-based process that separates gasoline into higher and lower octane fractions—essentially creating a dual fuel system from a single base fuel—allowing optimal use of fuel components based on engine requirements. 100 RON product when using regular unleaded (RUL) 92 RON gasoline as the base fuel.
An experimental P-T diagram mapping the liquid, liquid-vapor, and SC regions for diesel fuel-CO 2 mixtures with different compositions and densities (numbers in red and black, respectively). The fuel may coke for temperatures higher than 750 K (at the right of the red line). Energy & Fuels 2009. Anitescu et. Earlier post.).
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.
The Hi-Cross Concept hybrid. Nissan unveiled the Hi-Cross Concept hybrid at the 2012 Geneva Motor Show, heralding a possible new design direction for the company as well as a possible expansion of the current Juke-Qashqai-Murano portfolio. Click to enlarge. liter with the economy and emissions expected from a much smaller unit.
Rolls-Royce and Flanders Electric have agreed to develop a retrofit concept for hybridizing mining trucks that can reduce CO 2 emissions by up to 30%. The mining truck hybrid concept recovers braking energy using the mtu EnergyPack battery system. Hybrid solutions are already part of the mtu portfolio.
The Ricardo-led Advanced Diesel Electric Powertrain (ADEPT) project will apply 48V “intelligent electrification” concepts, mild hybridization and waste heat recovery in a Ford Focus diesel demonstrator. version of its vehicle (a 2009 Ford Focus) but with fuel economy and CO 2 emissions approaching those of a Prius.
For example, the trend towards engine downsizing in road vehicles to improve fuel efficiency and reduce CO 2 emissions can be complemented by the downsizing of transmissions, requiring the intervention of new technologies and manufacturing processes for stronger and more lightweight components.
The Automobile Division of the Institution of Mechanical Engineers has awarded its Prize for the Environment to Ricardo, Ford Motor Company, Controlled Power Technologies and Valeo engineers for their paper HyBoost—An Intelligently Electrified Optimized Downsized Gasoline Engine Concept. Earlier post.).
The i-flow concept. Hyundai staged the global debut of its i-flow diesel hybrid concept car at the 2010 Geneva Motor Show. Fuel consumption for the hybrid is 3L/100 km (78.4 This translates into fuel savings and emissions cuts of 5% during summer and up to 9% during winter. The new, downsized 1.0-liter Blue Drive.
The SuperTurbo concept. The SuperTurbo’s supercharger function enhances the transient response of a downsized and turbocharged engine, and the turbo-compounding function offers the opportunity to extract the available exhaust energy from the turbine rather than opening a waste gate. Downsizing from a 3.2L Click to enlarge.
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. Tags: Concept Engines. Click to enlarge.
improvement in fuel economy in operation over the Japanese 10-15 cycle. When downsizing, Kato said, using a turbocharger or supercharger to offset the decrease in output can result in a fall in the knocking limit as the boosting pressure rises, causing the thermal efficiency to fall as well. Tags: Concept Engines Engines.
The pneumatic hybrid engine, which follows the downsizing and supercharging paradigm, offers a fuel-saving potential that is almost equal to that of hybrid electric powertrains while inducing much lower additional mass and cost penalties, according to the ETH Zürich researchers. If fuel is also injected, the engine responds quickly.
Comparison of fuel consumption of Omnivore, homogeneous Gasoline Direct Injection (GDI) and Spray-Guided GDI engines. The first testing phase of Lotus Engineering’s Omnivore variable compression ratio, flex-fuel direct injection two-stroke engine ( earlier post ) has been successfully completed on gasoline. Click to enlarge.
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