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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.
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.
Featuring a twin-scroll turbocharger and a three-port integrated exhaust manifold (IEM), the 2.3-liter Class-exclusive Active Grille Shutters are designed to help improve MKC fuel efficiency at highway speeds. Two pivotal factors are the three-port integrated exhaust manifold cylinder head and a twin-scroll turbocharger.
Power for the battery and VTES electric supercharger is not only supplied by the SpeedStart ISG but also the TIGERS exhaust driven turbo-generator. Conversely, short bursts of power can also be absorbed by the SpeedStart generator to recharge the battery during vehicle decelerations. liters capacity.
Mercedes-Benz M-Class, ML 350 4MATIC BlueEFFICIENCY. The third-generation Mercedes-Benz M-Class on average consumes 25% less fuel than the previous models. The M-Class is a story of success. liter four-cylinder unit already applied in the S-Class. Click to enlarge. With more than 1.2 In the ML 250 BlueTEC 4MATIC, the 3.0-liter
More specifically, he suggested, in the sub-compact class, gasoline and diesel powertrains will be so efficient that the emissions of these vehicles will be lower than the 2020 CO 2 target, even without electrification. Only the diesel engine will achieve this in the compact class, but the gasoline engine will come close.
Three projects will focus on cost-effective measures to improve the efficiency of Class 8 long-haul freight trucks by 50%. The following projects have been selected for awards under two topic areas: Systems Level Technology Development, Integration, and Demonstration for Efficient Class 8 Trucks (SuperTrucks). Grantee Project Award.
The new Yaris Hybrid, which is equipped with a version of the downsized hybrid powertrain featured in the Prius c/Aqua ( earlier post ), is a major step in the company’s full hybrid European roll-out strategy. The downsized full hybrid system combines the new 1NZ-FXE 1.5-liter Fuel consumption is 3.5 meters has been maintained.
Automakers are turning to downsized turbocharged engines to satisfy more stringent global fuel economy and emission regulations and customer demand for better-performing vehicles. In addition to improving fuel efficiency, downsized turbocharged engines also reduce harmful exhaust emissions.
With this high-tech package we are “best in class” with respect to fuel consumption, output and torque.” The major difference between the two performance classes is an increase in the maximum charge pressure from 1.0 “For the first time we have combined spray-guided direct petrol injection with turbocharging.
class gasoline engine. A compact diesel engine which realizes the world’s lightest body, top-of-class acceleration performance and fuel efficiency. A wide range of engine classes including the 660cc, 1.3L, 1.5L, 1.8L, 2.0L, 2.4L, and 3.5L classes will feature the technology. 660cc class engine. class engine.
Due to the lower exhaust enthalpy of lower temperature engines using PPCI, it is difficult to produce intake boost with acceptable boost system parasitis. A practical powertrain system with robust PPCI combustion is needed, including injection, valvetrain, boost, and exhaust subsystems. Click to enlarge. Current study. kWh and FSN 0.1,
At 48 volts, a VTES electric supercharger will transform 7kW of battery power into a highly boosted charge of air for downsized gasoline and diesel engines. There will be no torque deficit or other tradeoffs from essential engine downsizing and higher gearing, which now dominates the development of internal combustion engines.
Renault’s ongoing downsizing strategy is aimed at reducing the cubic capacity of its engines in order to bring down fuel consumption and CO 2 emissions, without detracting from performance. The downsizing process involved shortening the piston stroke by reducing the size of the crank pin and conrod assembly. Select Engines.
Since 2010, all Sprinters in the US have been powered by BlueTEC diesel engines, marking the first use of BlueTEC technology, with its selective catalytic reduction (SCR) exhaust aftertreatment system, in the commercial van market here. The two overhead camshafts actuate 16 intake and exhaust valves.
Porsche competed this year in the 8 MJ category (8 MJ of recovered energy per race lap—the highest of the current four energy categories in the LMP1 class. The previously used centralized exhaust tract was replaced by a twin exhaust-pipe system in order to improve output and optimize the vehicle’s aerodynamics.
This new setup not only improves the efficiency of belt use, but also enables the adoption of wider gear ranges, thereby realizing a class-leading gear ratio range of 7.5 liter class. Shift responsiveness has improved through downsizing of the pulley and reduction of inertia by 40%. Improved shift tracking.
The number of architectures under consideration for 48V systems is still growing, particularly across different vehicle classes. The unit can be applied to naturally-aspirated or forced induction engines—though most likely will be applied to downsized turbocharged engines as an additional unit to the existing turbocharger.
A multi-cylinder version is practical for a wide variety of vehicles and offers greatest benefit to C and D class passenger cars which can take advantage of the low cost architecture and significantly improved fuel economy and emissions. Displacement. Compression ratio. Porting arrangement.
The new approach to natural gas combustion technology is designed to provide vehicle and engine original manufacturers (OEMs) with a “downsized” natural gas solution that is cost competitive while providing similar levels of power, torque, and fuel economy to a larger diesel engine. Westport Innovations Inc. Mercedes-Benz 7.7L Earlier post.).
will address natural gas engine emissions and efficiency improvements by developing a natural gas specific combustion design utilizing optimized in-cylinder charge motion and cooled exhaust gas recirculation (EGR). Downsized, Optimized, High Efficiency, Spark Ignited Natural Gas Engine. Cummins Inc.
The engine features technologies such as twin independent variable camshaft timing (Ti-VCT); a compact, low-inertia turbo that spins at 248,000rpm; direct fuel injection; an aluminium cylinder head with integrated exhaust manifold; low friction piston coatings; low tension piston rings; low friction crank seals; and a cambelt-in-oil design.
Fiesta—available in four- and five-door bodystyles—will offer North American buyers a new choice of 15 class-exclusive technologies and projected highway fuel economy of 40 mpg, besting the Honda Fit, Nissan Versa and Toyota Yaris and Corolla. Ford unveiled the North American 2011 Ford Fiesta at the Los Angeles Auto Show. The Ford Fiesta’s 1.6-liter
The Porsche 919 Hybrid is equipped with two different energy recovery systems and is the most complex race car the sports car manufacturer has ever built; besides the kinetic energy recovery system (MGU-K) under braking, the 919 Hybrid recuperates thermal exhaust energy (MGU-H) when accelerating. 919 Hybrid pit stop. Click to enlarge.
The new racer will compete in the 8 MJ category (8 MJ of recovered energy per race lap)—the highest of the current four energy categories in the LMP1 class. The previously used centralized exhaust tract has been replaced by a twin exhaust-pipe system in order to improve output and optimize the vehicle’s aerodynamics.
During research for the next-generation Ford Focus, customer feedback from all three major regions of the world favored the same kinetic design, eliminating the need for regional product differences and strengthening the mandate for a world-class, truly international product. “People downsize cars, not expectations.
The FEV data are combined with supplemental data to generate CO 2 cost curves for ten EU vehicle classes (diesel B, C, D, E, SUV, and LCV classes and gasoline B, C, D, and E classes). These individual class curves are then sales weighted to estimate fleet average compliance costs for a range of potential CO 2 standards.
The engine combines downsizing turbo technology with efficient direct fuel injection; it delivers just under 500 hp (368 kW) and is the most efficient combustion engine from Porsche to date. The remaining 40% is generated by the exhaust energy recovery system. To recover exhaust energy, a small turbine is fitted in the exhaust tract.
This means that in addition the power demand is more difficult to achieve with engine downsizing and transmission down-speeding alone. Low voltage hybridization on the other hand, for a new class of 48V hybrid vehicle, provides an affordable compromise between efficiency and cost. Click to enlarge. The conference.
Although real-world fuel economy improvements from GDI technology alone are close to 1.5%, they can reach 8% by downsizing and turbocharging the engine, which can be achieved on GDI engines without loss of power compared to PFI engines. Organic gas emissions were the most sensitive to cold-start compared to the other pollutants tested.
The aftertreatment program within the 21CTP should be continued, and DOE should continue to support the activities of the Cross-cut Lean Exhaust Emissions Reductions Simulations (CLEERS) program that interface with the activities of the aftertreatment technical community at large. Recommendation 3-7. HYBRID VEHICLES. Recommendation 4-3.
Aeristech’s 48v eSupercharger has already been demonstrated by MAHLE Powertrain UK in a D-segment appraisal vehicle using its downsized turbocharged 1.2 Because it is applied to the inlet side of the engine, it reduces the thermal mass in the exhaust stream which helps to maintain catalyst temperature, especially at lower speeds and loads.
The Freightliner SuperTruck uses a downsized and downsped 10.7-liter The Freightliner SuperTruck features a low-back-pressure, next-generation aftertreatment system that efficiently removes NO x from the exhaust stream. The aftertreatment system features additional insulation to retain maximum heat energy in the exhaust.
The new high-powered TDCi diesel engine follows the downsizing trend we’ve led with our EcoBoost petrol technology. liter TDCi variants feature a revised engine block, and new cylinder-head and fuel injection designs, and Ford’s lean NO x trap exhaust after-treatment system. A powerful new twin sequential turbocharged 2.0-liter
One initiative, SuperTruck II ( earlier post ), will award $80 million to four projects to develop and to demonstrate cost-effective technologies that more than double the freight efficiency of Class 8 trucks. valve faces, piston crowns, and exhaust ports) to improve fuel economy. General Motors. HRL Laboratories, LLC. Description.
The upside of gasoline direct injection (GDI) engines is widely seen as being improved fuel economy coupled with an increase in specific power (especially with turbocharging), enabling significant downsizing. A significant fraction of the GDI PM 2.5 The extent of fuel-air mixing can be affected by injection system design.
The vehicle is the best-selling German MPV in its class. In the large Sharan the downsized engine consumes on average 6.4 TDI BlueMotion Technology is one of the most fuel-efficient models in its class. In this power class, the 215 km/h Sharan 2.0 l/100 km (36.8 The Sharan 1.4 l/100 km (35.6 mpg US, 154 g/km CO 2 ).
Thrust 1 builds on the significant amount of work carried out over the past several decades, focused on building advanced boosted, downsized, and downspeeded spark ignition engines. High combustion noise and high HC and CO emissions are also a problem, with lower exhaust temperatures representing a challenge for current emissions controls.
The 170 hp engine has been developed with fuel economy, high low-end torque and elasticity in mind, while the performance of the 200 hp unit makes it the benchmark in its class. Achieving these goals enabled vehicle integration that can tune primary engine orders in the induction and exhaust systems to meet specific vehicle objectives.
The Modular Transverse Matrix standardizes many vehicle component parameters across brands and vehicle classes. In the familiar gasoline engines of the previous EA111 series, the (‘hot’) exhaust side was at the front, and the engines were mounted with a forward tilt. At the same time, it offers access to new technologies.
Continuing Opel’s strategy of downsizing, a new 103 kW/140hp 1.4 Continuously variable valve timing is featured in all engines on both inlet and exhaust sides, except the 1.6-liter The new, downsized 103 kW/140 hp 1.4-liter The 74 kW/100 hp entry-level version in the gasoline line-up consumes 5.5 gasoline engines. liter turbo.
Focused on meeting a growing customer demand for ‘downsized’ engines offering strong power with reduced fuel consumption and CO2 emissions, the new gasoline and diesel powertrains are being progressively introduced across the Opel product range. Opel’s SIDI Turbo is the only engine in its class to offer balance shafts. Architecture.
Enabling technologies include high-pressure direct fuel injection; an ultra-compact turbocharging system; continuously variable valve timing; and a lightweight aluminum construction with a cylinder head-integrated exhaust manifold. liter class which are engineered to meet customer demand for strong, downsized engine performance.
The alternative-fuel car evolved to reduce exhaust emissions and other problems derived from burning fossil fuels. In fact, the optimized PHEV is much more efficient as a long range liquid fuel vehicle, because the engine is downsized. by Professor Andrew Alfonso Frank. CTO Efficient Drivetrains Inc.
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