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Together the partners have sought to demonstrate an extremely cost-effective, ultra-efficient gasoline engine in a C-segment passenger car delivering the performance of a baseline 2.0-liter liter model but with significantly reduced real-world and drive cycle CO 2 emissions, and comparable improvements in fuel-economy. Earlier post.).
to 2 ratio points and maintain the same knock limit for an additional 3-4% improvement in fuel economy. It avoids pumping work through the turbocharger to improve fuel economy, and by phasing the two cams, the lobes, relative to each other we can actually modulate boost. improvement in fuel economy on an E-class vehicle (e.g.,
The low-temperature ethanol-reforming pathway, catalyzed by copper-nickel powder catalysts, transforms ethanol into a mixture of H 2 , CO, and CH 4 at temperatures between 300 and 350 °C. High-temperature reformers need to burn a portion of the fuel to maintain their reforming temperatures, thereby generating a fuel-economy penalty.
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.
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.).
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.
The new engine comes with an electronically-controlled waste-gate to optimize flow and improve low-end torque and throttle response. It uses a new split-cooling concept to manage different temperatures in the cylinder head and block area. Up to 15 kg of gas can be stored in the tank at 200 bar pressure.
Following that milestone, the company is targeting reduction to a subsequent 1/10 through scales of economy resulting from increasing mass production. Design of the fuel cell system and hydrogen storage system plays a critical role in achieving the cost reduction, Yokoyama said. Conditions for mass introduction.
The testing process compares fuel economy performance from the vehicle in its original condition with the performance using XL Hybrids’ charge-sustaining hybrid system. XLH engineers have already designed the next-generation release, in which the battery pack is downsized to 1.5 engine and 6-speed transmission. kWh, Ashton said.
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.
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 lowcost architecture and significantly improved fuel economy and emissions.
By combining its extensive experience in main drive and auxiliary drive transmissions, Torotrak has designed a variator concept with ratio spread of up to 12, operated by a lowcost actuation system. the Torotrak V-Charge. Fuller said that electric vehicles could also benefit from the latest variator developments.
Applied to a turbocharged, downsized engine, MultiAir can contribute to up to a 25% reduction in fuel consumption over conventional naturally aspirated engines with the same performance, according to Fiat. Pollutant emissions are likewise reduced through combustion control.
The intent of this subtopic is to pursue the development of technologies that can improve the fuel economy of vehicles with modern Gasoline Direct Injection (GDI) engine powertrains while meeting regulated exhaust emissions requirements with modern 3-way catalytic converters under stoichiometric conditions.
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. In order to further reduce its CO 2 emissions in this vehicle class, the gasoline engine will require a low-cost, basic hybrid solution.
This concept system is expected to be ideal for heavily downsized applications and developing markets. Ideal for small-engine vehicles including non-automotive applications such as small agricultural and industrial machines, the technology provides a low-cost alternative to the high-pressure pump normally used on common rail systems.
Among their general findings are: Increasing battery power in plug-in hybrids (10-, 20- and 40-mile AER, from low to high power) had little effect on fuel consumption results because the battery power can provide most of the driving on the test cycles, so the fuel economy only differs slightly.
GDi is essential for the accelerating trend toward downsized turbocharged engines as by cooling the charge it allows higher boost levels or a higher compression ratio. This results in a more fun-to-drive experience with better fuel economy. —Dr. The planned introduction date is toward the end of 2011.
Accelerated Development and Deployment of Low‐Cost Automotive Mg Sheet Components (Area of Interest 3). Advances for the Production of Low‐Cost Electric Drive vehicle Motors (Area of Interest 5). valve faces, piston crowns, and exhaust ports) to improve fuel economy. Description. Federal funding. Description.
High-research octane number (RON) fuels are known to enable more efficient, higher-performance SI operation via engine downsizing and boosting. Fuel research will focus on low-GHG advanced biofuel/petroleum blends.
The new engine will achieve high efficiency using the Atkinson Cycle with an 18:1 compression ratio, combined with aggressive engine downsizing. Envera specializes in the development of advanced technologies for improving automotive fuel economy. Engine downsizing is a key tool in improving fuel economy. Background.
The F6 DM uses ferrous batteries, with no lithium content, that BYD says are high-energy density and lowcost. 2/12/07 GM is aggressively pursuing plug-in hybrids "because of the tremendous potential to significantly increase fuel economy," according to spokesman Brian Corbett. We hope Ford will, and then move ahead!
Frank has spent more than 30 years in breakthrough vehicle development, during which he received two world records for vehicle fuel economy, designed nine generations of PHEVs, and was a four-time winner of US DOE Advanced Vehicle Design competitions. The convenience and lowcost of this concept alone merit attention.
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