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Simulation study finds Miller version of Scuderi engine can deliver twice the BMEP as naturally aspirated version, theoretically enabling 50% downsizing while maintaining performance. Applying the Miller cycle to the Scuderi engine (right) entails downsizing of the compression cylinder. Source: Scuderi. Click to enlarge.
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. —David Boggs. Micro-hybrid market. million units per year by 2020.
The new Advanced Elastoval II piston is lighter, delivers increased power outputs and can withstand the higher pressures that occur late in the combustion cycle of highly charged downsized engines. The Advanced Elastoval II piston architecture is up to 20% lighter than previous. generation pistons.
SCR coated on filter (SCR-F) allows for close coupling of an SCR (selective catalytic reduction) function for fast light off. Earlier post.). In addition, the cold start catalyst also exhibits excellent CO, HC, and NO oxidation activity under normal lean conditions. Exhaust system configuration.
downsized diesel engines with improved fuel economy and CO 2 emissions. Federal-Mogul's 2D ultrasonic inspection technique enables high performance pistons for diesel downsizing. pistons can retain their leading position in diesel engines for light vehicles for some time to. Click to enlarge. By combining all our process and.
Based on detailed model-level data for US light-duty vehicles from 1980 to 2006, a recent analysis by a UC Davis researcher found that if weight, horsepower and torque had been held at their 1980 levels, fuel economy for both passenger cars and light trucks could have increased by nearly 50% from 1980 to 2006. Knittel, 2009.
The 2012 APEAL Study finds that 27% of new-vehicle buyers who replaced a vehicle downsized—i.e., The downsizing trend also has an impact on owner satisfaction with the fuel economy of their new vehicle. purchased a new vehicle in a smaller segment than the vehicle they replaced. Power and Associates.
The dark grey areas are silicon particles; the light grey areas aluminium. Federal-Mogul Corporation has developed an innovative aluminum piston design that can reliably withstand the mechanical and thermal loads produced by heavily boosted engines, thereby enhancing diesel engine performance and supporting diesel downsizing.
The results represent a light-load indicated efficiency improvement of 15-30% (up to 40.9%). With the extended lean operation of the sleeve-valve engine, NO x emissions remain low for light to medium loads and rise back to typical levels during the brief enrichment periods required to maintain competitive BMEP levels at higher loads.
Federal-Mogul Corporation has developed a cost-effective new material for valve seat inserts that helps manufacturers meet the durability demands of engine downsizing and alternative or high-octane blended fuels.
Port assisted direction injection (PDI)—a dual injection system for combining the benefits of port fuel injection (PFI) and direct injection (DI), and enabling a dual fuel system approach for high compression ratios and extreme downsizing on boosted engines.
Light trucks. This approach would allow credit trading among all vehicles a manufacturer produces, both cars and light trucks, as well as between companies. Eligible innovative technologies include those that are used in one or more current vehicle models, but that are not yet in widespread use in the light-duty fleet.
Peugeot continues to improve engine efficiency with a downsizing strategy for its gasoline and HDi FAP diesel engines. Peugeot will also offer a 100% electric light commercial vehicles (LCV) based on the Partner Origin, with a load capacity of 3 m 3 , from the spring of 2010. Included in its product strategy are: Cleaner engines.
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.
Even in the BRICs, ICE downsizing has become a big deal. The survey found that most companies are hedging their bets and spreading funding across a wide range of areas, with ICE downsizing and plug-in hybrids expected to receive the greatest investment over the next 5 years. —“14 th Annual Global Automotive Executive Survey”.
In light of the successful test results, Fallbrook and the tier one manufacturer are currently in discussions with potential OEM customers for the NuVinci supercharger drive. Simulated performance of downsized 2.0L V6 engine as a baseline, Fallbrook has also simulated the use of a downsized 2.0L Click to enlarge. The red line.
In a 2010 paper, Roger Stone, Engineering Director, Torotrak noted that conventional turbo- and supercharging technologies are more than capable of delivering the required peak power and torque levels from downsized engines but suffer from a number of. It gives the next generation of downsized powertrains ‘big-engine’ response.
Use of ethanol, methanol or alcohol mixtures could be particularly attractive for heavy duty vehicles because of the need for cleaner engines than present diesel engines and a less demanding infrastructure requirement than that for light duty vehicles. More modest downsizing up to 5 liters could offer a practical solution.
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.) Earlier post.). Earlier post.). Fabien Redon. Kessler, J.,
In addition to demonstrating better fuel consumption results than current advanced gasoline engines, the Omnivore engine has successfully demonstrated homogeneous charge compression ignition (HCCI) down to extremely light loads. Jamie Turner, Chief Engineer of Powertrain Research at Lotus Engineering.
Weighing 220 kilograms (485 lb) including all key add-on parts, the V8 is comparatively light. Audi’s principle of downsizing: “ Forced induction replaces displacement ” One twin-scroll turbocharger per cylinder bank compresses the fresh air.
Diesel vehicles have had a rough time penetrating the US light-duty vehicle market, reflecting outdated negative perceptions, higher fuel prices for diesel than for gasoline, the cost of complying with stringent US emission standards, and rapidly improving gasoline engines. —Isenstadt and German (2017). Background.
Mitsubishi will show a 4-motor PHEV concept at the Tokyo Motor Show later this month, highlighting new electrification tech and unconventional gasoline power in a new downsized SUV package. The automaker describes the Mi-Tech as "An electric SUV that delivers unparalleled driving pleasure and confidence over all terrain in light and wind."
Downsizing—leveraging smaller, lighter components while at the same time maintaining function and performance. Due to the vehicle''s comparatively light weight, crawling along in stop-and-go traffic and cruising up to 30 km/h (18.6
In a new report, Navigant Research forecasts that total annual global light-duty start-stop vehicle (SSVs) sales will reach 59 million, accounting for 55% of all light duty vehicle sales. This also offers opportunities for other engine efficiencies such as electric boost. —“ Start-Stop Vehicles ”.
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.
To address this request, the NRC formed the Committee on the Assessment of Technologies for Improving Light-Duty Vehicle Fuel Economy. Spark-ignition (SI) engines will continue to be the primary source of propulsion for light-duty vehicles in the United States over the time frame of the report (next 15 years).
Future RDE emissions legislation and fleet average CO 2 targets represent a challenge for automakers wishing to provide cost-effective light duty diesel vehicles. The introduction of RDE regulations in Europe represents a very significant challenge, particularly for those automakers offering light duty diesel products.
This concept system is expected to be ideal for heavily downsized applications and developing markets. Delphi also showcased its light-weight new Unit Pump Common Rail (UPCR) system, a cost-effective concept specifically designed for diesel engines with one to four cylinders. New high pressure heavy duty common rail systems.
reduction in fuel consumption achieved with XL Hybrids’ aftermarket hybrid electric powertrain ( earlier post ) on a light-duty cargo van on the UDDS cycle (urban conditions). The tests were conducted on ESWA’s light-duty chassis dynamometer test cell featuring a twin-roll Clayton dynamometer. kWh, Ashton said. Both the 2.0
Annual stop-start light duty vehicle sales by region, world markets: 2013-2022. By 2022, total global annual sales for light duty stop-start vehicles (SSVs) will exceed 55 million, accounting for 54.3% Source: Navigant. Click to enlarge. of total vehicle sales, according to a new report by Navigant Research.
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.
Develop and demonstrate technologies including engine downsizing, electrification of auxiliary systems such as oil and water pumps, waste heat recovery, improved aerodynamics and hybridization. Advanced Technology Powertrains for Light-Duty Vehicles (ATP-LD). 38,831,115. Daimler Trucks North America, LLC. 39,559,868. Navistar, Inc.
Engine downsizing through charge boosting is a well-recognized means of improving internal combustion engine fuel efficiency, by increasing the proportion of the drive cycle at which the powertrain operates within or close to the region of peak fuel efficiency of its operating map. 48V Diesel Fuel Efficiency'
The articulated Citaro series hybrid uses a downsized diesel engine as the genset to provide power for a lithium-ion battery pack located on the roof. The battery system supplies a maximum of 240 kW and is comparatively light with a weight less than 350 kg. liters instead of twelve. Performance is about 160 kW, about one-third lower.
of total worldwide light-duty vehicle sales by 2023, or about 2.5 Of note are fuel efficiency advances made to conventional internal combustion engines (ICEs) through stop-start technologies, the use of lightweight materials for body panels and chassis, engine downsizing, and growing interest in diesel. million units. Source: Navigant.
To achieve the target fuel economy improvement over the baseline V6 configuration, the team used GTDI technology for downsizing in combination with part-load lean homogeneous charge compression ignition (HCCI) operation for further fuel economy gains. Earlier post.). The project team is replacing a 3.6L I4 Ecotec engine. Wheeler, J.,
Besides this “single components” business, BMT is developing its own e-Drives concepts addressing new categories of EVs such as high-performance vehicles (sport cars or pick-up trucks) or commercial vehicles (Light-duty vehicles up to 7.5 tons or busses up to 18 tons). sec overall shifting time).
Light duty vehicle fleet by type and average fuel efficiency. ExxonMobil expects that by 2040, hybrids and other advanced vehicles will account for nearly 50 percent of light duty vehicles on the road, compared to only about 1 percent today. Source: ExxonMobil Outlook. Click to enlarge. L/100 km) by 2040.
With the projected growth in 48V systems (predicted to be in as many as a third of all light vehicles by 2030 by consultancy LMC Automotive) enabling mild hybrid systems solutions on cars, the converter provides businesses with a solution in a neat package to provide power to existing 12V systems.
The report expects aluminum to double its share of the light vehicle material mix by 2025 vs. the 2008 EPA baseline vehicle. Using aluminum will extend the efficiencies of other technologies, while enabling secondary cost-savings from downsized powertrains without sacrificing performance. kg) per year per light vehicle.
As a point of comparison, the US EPA’s proposed national CO 2 emissions standards for light-duty vehicles under section 202 (a) of the Clean Air Act would require these vehicles to meet an estimated combined average emissions level of 250 grams/mile of CO 2 —155.26 g/km—in model year 2016. Hariher Balasubramanian.
The very fast charge allows us to downsize the battery without incurring range anxiety. The anode is made of very large particle graphite, a safe, light and inexpensive material. The researchers said that the key to long-life and rapid recharging is the battery’s ability to heat up quickly to 60 ?C —Professor Wang.
As gasoline engines offer significant scope for reducing emissions through more efficient combustion, downsizing and turbocharging, they will play a significant part in realizing these improvements. The fast-response, high-precision solenoid injector technology prepares the ground for future Euro 6c applications, the company says.
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