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FEV’s 698 cm 3 Extremely Downsized Engine. will show its Extremely Downsized Engine (EDE) at next week’s 2010 SAE World Congress in Detroit. Direct injection (DI) is integrated by replacing the twin spark ignition with a single spark plug on the exhaust side with the DI device in place of the removed spark plug on the intake side.
’s withdrawal from new-vehicle sales in Europe and Mitsubishi Motors Corp.’s ’s decision to cut stop producing the Colt subcompact there highlight the a downsizing trend in Europe for Japanese carmakers as the new-vehicle market there shrinks. The Nikkei writes that Daihatsu Motor Co.’s Earlier post.).
In implementing this 50% downsizing by swept volume, the research team delivered zero degradation in driveability, performance or acceleration. HyBoost demonstrator. Click to enlarge. Earlier post.). The HyBoost concept is based on a 2009 Ford Focus in which a 2.0L naturally aspirated four-cylinder gasoline engine has been replaced with a 1.0L
A team at Monsanto and colleagues at AVL Powertrain have successfully designed and demonstrated an onboard low-temperature ethanol reformer that can be driven by exhaust heat. Many papers have described high-temperature steam reforming of ethanol at around 600 °C but.this temperature is too high to be driven by engine exhaust.
DENSO Corporation has improved the temperature detection accuracy of its newly developed diesel exhaust temperature sensor. To improve the sensor’s temperature accuracy, DENSO increased the probe length to almost twice that of the conventional product and extended the sensing tip into the exhaust pipe. Tags: Vehicle Systems.
l/100 km) for a vehicle of that size. In 2013, the Cummins-led team demonstrated a Tier 2 Bin 5 version of the engine on the dyno, and then on a vehicle, while development of the Tier 2 Bin 2 engine started. Exhaust system configuration. l/100 km), and as such would not meet the GHG requirement of 28 mpg (8.4 Source: Cummins.
The company’s engineers have a prototype system running in a B-segment donor vehicle on a dynamometer and are calibrating the control strategy to prove its driveability, performance, CO 2 and fuel economy benefits. Both solutions involve part load losses which compromise some of the fuel consumption savings made by downsizing.
The VEMB system uses a concentric camshaft, blow-down manifold and scavenge manifold to separate the exhaust event into two phases: high-energy blow-down to the turbo without pumping losses, and high-hydrocarbon scavenge to the EGR system. improvement in fuel economy on an E-class vehicle (e.g., Source: Borgwarner. Click to enlarge.
Unlike exhaust-driven turbochargers, electric superchargers are driven by an electric motor. Highly efficient at low engine revolutions, electric superchargers make it possible to downsize engines. version of the vehicle but with fuel economy and CO 2 emissions approaching those of a Prius. Earlier post.).
The automotive turbocharging industry will generate $12 billion in revenue by equipping 49 million vehicles with turbochargers annually by 2019, according to Honeywell Turbo Technologies’ 2014 Global Turbo Forecast. In addition to improving fuel efficiency, downsized turbocharged engines also reduce harmful exhaust emissions.
For the most cost-sensitive vehicle segments—e.g., For the most cost-sensitive vehicle segments—e.g., The Delphi study assessed the technology of downsizing and turbocharging; GDI fueling and its synergies with turbocharging; and an analysis of downsized 3-cylinder versus 4-cylinder engines. Source: Kirwan et al.
Starting from a energy-based powertrain simulation model validated on experimental data from the PHEV, the researchers conducted a first- and second-law analysis to identify the potential for engine waste heat recovery, considering a variety of driving cycles and assuming the vehicle operating in charge-sustaining (HEV) mode.
This CO 2 level is comparable to that emitted by equivalent sized full hybrid vehicles, yet avoids their need for high voltage and the significant impact a hybrid’s large batteries and traction motors have on overall vehicle cost, mass and packaging. Hence the industry trend to dual-charging systems, CPT notes.
The US Department of Energy (DOE) will award more than $187 million to nine projects to improve fuel efficiency for heavy-duty trucks and passenger vehicles. The remaining six projects totaling more than $71 million will support efforts to increase the fuel economy for passenger vehicle engines and powertrain systems. 38,831,115.
The Cobra ( Co ntrolled B oosting for R apid Response A pplications) technology is aimed at off-road vehicles and on-road heavy goods and passenger vehicles exceeding 3.5 tonnes gross vehicle weight. Unlike a turbocharger, Cobra is not dependent on the exhaust gases flowing to do its work. Earlier post.)
By 2020, Bosch expects to see new vehicle sales reaching some 110 million units worldwide, with 12 million of them with an electrical powertrain. Therefore, Bohr said, Bosch aims to develop lithium-ion batteries that will at least double the range of current electric vehicles and at half the cost per kilowatt-hour. Bernd Bohr.
Featuring a twin-scroll turbocharger and a three-port integrated exhaust manifold (IEM), the 2.3-liter Two pivotal factors are the three-port integrated exhaust manifold cylinder head and a twin-scroll turbocharger. Vehicles will begin arriving to Lincoln dealerships next summer. Ford specifically engineered the 2.3-liter
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 The SuperTurbo concept. Click to enlarge.
To keep the engine unit as small as possible, the exhaust manifold is integrated within the cylinder head and can therefore be cooled efficiently using the cylinder head water cooling system. liter T-GDI engine incorporates a high-pressure single-scroll turbocharger integrated within the exhaust manifold to improve operational efficiency.
This trend of increasing demand for higher octane gasoline is likely driven by changes in fuel requirements for light-duty vehicles (LDV) in response to increasing fuel economy standards, which will have widespread implications for future gasoline markets, according to EIA analysts. of new gasoline-fueled LDV sales. of the market.
Highly turbocharged alcohol-fueled direct-injection spark-ignition (DISI) engines operated at a high compression ratio could be as or more efficient than diesel engines while also providing advantages of lower vehicle cost, lower emissions and higher power, according to a recent modeling study by Leslie Bromberg and Daniel Cohn at MIT.
Audi’s principle of downsizing: “ Forced induction replaces displacement ” One twin-scroll turbocharger per cylinder bank compresses the fresh air. From each pair of cylinders, the exhaust ports lead separately to a manifold and the turbocharger housing; they are not combined until immediately ahead of the turbine.
At the US Department of Energy (DOE) Annual Merit Review in Washington, DC last week, Cory Weaver from Ford Research and Advanced Engineering reported that Ford has completed the planned build of 12 units of the new engine, and is working on vehicle integration for further testing per the project timeline. Earlier post.). I4 / 20 bar BMEP.
liter, 3-cylinder design of the Pinnacle engine, as well as a downsized, turbocharged 750cc Pinnacle design. FEV added two additional cylinders, piping, exhaust aftertreatment, and an air cleaner to convert the model from a 250cc single cylinder into a 750 cc three cylinder engine. less than with the exhaust cam also phased.
In a paper on the OBS presented at the SAE 2014 World Congress, the researchers suggested that potential applications include downsizing to increase fuel economy by ?10% 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.
GMZ Energy and its partners are on track to deliver a 1 kW thermoelectric generator (TEG) for the Bradley Fighting Vehicle as well as to design and to integrate a light-duty vehicle TEG into a Honda Accord as part of a DOE-funded project. down-speeding, downsized engine, etc.), down-speeding, downsized engine, etc.),
The electric supercharger operates independently of engine speed, making it suitable to maintaining vehicle transient performance and driveability. VTES is optimized to use the standard 12V vehicle architecture. When applied to a radically downsized 1.2-liter When applied to a radically downsized 1.2-liter
Scuderi Group commissioned SwRI to design and implement the computer Study, which could simulate an SSC engine in any vehicle of choice, driven through any drive cycle of choice. Results would then be compared to the same vehicle driven with its factory engine through the same drive cycle. Source: Scuderi. Click to enlarge.
Ford expects up to 90% of its nameplates sold in North America will be available with downsized direct-injected turbocharged engines by 2013. BorgWarner has been actively increasing capacity to meet the high-growth potential for turbocharged vehicles that require more powerful, yet fuel- and space-efficient engines.
Developed for the latest 1-liter downsized gasoline engines. The successful collaboration with Ford resulted in a turbocharger design that meets the particular technical challenges posed by small, downsized engines. Click to enlarge. Earlier post.) The first two engines will generate 74 and 88 kW from a displacement of just one liter.
In a series hybrid vehicle, the Range Extender engine is attached to an electricity generator and provides an efficient source of energy to power the electric motor directly or charge the vehicles battery. Integrated Exhaust Manifold. resulting from elimination of separate exhaust manifold; Improve engine durability.
The engine should yield fuel efficiency gains of more than 50% compared to a downsized, turbo-charged gasoline direct injection engine, while reducing the overall cost of the powertrain system, said Fabien Redon, Vice President, Technology Development at Achates Power. Earlier post.) Click to enlarge. displacements, said Redon.
The newly developed EGR (exhaust gas recirculation) cooler is 30% smaller than the smallest one currently available on the market, while offering equal performance. DENSO plans to offer this product worldwide as a solution to meet tighter fuel-efficiency and exhaust regulations. Click to enlarge.
Reducing the number of exhaust gas particulates, including those smaller than 23 nm, will help manufacturers meet increasingly stringent future global emissions standards. Delphi Technologies’ 500+ bar system can help vehicle manufacturers meet both challenges. Delphi 500+ bar GDi pump. —Walter Piock.
With an innovative new sealing system and a new, downsized plunger, Delphi Technologies’ high-efficiency fuel pump delivers the increased pressures needed without increasing the load on the on the engine’s camshaft. Left: GDi 500+ injector. Right: GDi 500+ fuel pump. —Walter Piock, chief engineer, Delphi Technologies.
During its recent Innovation Day presentations ( earlier post ), PSA Peugeot Citroën announced that it will commercialize high-efficiency gasoline engines featuring dedicated exhaust gas recirculation (D-EGR), derived from a collaborative program with SwRI in the US. PSA has filed for two patents on its work. PSA concept D-EGR engine.
liter ELC-Hybrid to downsized 1.4L VTES + SpeedStart. CPT and AVL’s most recent work assesses the potential of a VTES equipped downsized ELC-Hybrid vehicle in combination with the CPT SpeedStart Integrated Starter Generator ( earlier post ) and the UltraBattery. Click to enlarge. Resources.
At the upcoming 79 th International Motor Show in Geneva, France-based MCE-5 Development will showcase its first vehicle application (a Peugeot 407) of a prototype 1.5-liter The MCE-5 VCR engine block has no impact on other engine parts or vehicle components. VCRi engine with two-stage turbocharger. Click to enlarge. Click to enlarge.
Ricardo will display the first functional integration prototype of the Advanced Diesel Electric Powertrain (ADEPT) collaborative research project ( earlier post ) in public for the first time this week at the Low Carbon Vehicle Event (LCV 2014) in the UK. 48V Diesel Fuel Efficiency'
With additional support from a major OEM and a Tier One supplier, Torotrak will work in partnership with the University of Bath Powertrain and Vehicle Research Centre to optimize the technology around an advanced production engine.
GDCI engine was significantly better than advanced production spark injection gasoline engines, and comparable to very efficient hybrid vehicle engines at their best efficiency conditions (214 g/kWh). million grant to develop and to demonstrate a new ultra fuel efficient vehicle (UFEV) vehicle concept. Earlier post.)
the Worldwide harmonized Light vehicles Test Procedures (WLTP). when measuring the same vehicle on the WLTP. Moreover, any electric boosting using energy recuperated, rather than lost in friction from the brakes, not only reduces CO 2 and NO x emissions, but can also have a positive impact on vehicle performance and drivability.
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. Earlier post.). The project team is replacing a 3.6L I4 Ecotec engine. I4 Ecotec engine.
The vehicle is to offer the performance of a 2.0 This is to be achieved through the synergistic application of an extremely downsized gasoline engine coupled with electrified boosting and exhaust gas energy recovery; micro-hybrid functionality with stop/start, torque assist and regenerative braking; and a novel energy storage technology.
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