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The US Environmental Protection Agency (EPA) and the US Department of Transportation (DOT) formally unveiled their joint proposal to set stronger fueleconomy and greenhouse gas pollution standards for Model Year 2017-2025 passenger cars and light trucks. EPA’s proposed GHG standards, which are. mpg US (5.87 mpg US (5.87
Changes in the attributes (clockwise from upper left, weight, power, fueleconomy and torque) of the Honda Accord over time as an example of fleet trends in the US. In contrast, fueleconomy actually increased by 15% during that period. Knittel, 2009. Click to enlarge. Knittel, 2009. Knittel, Christopher R.
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. improvement in fueleconomy over the baseline engine for the Metro-Highway (M-H) cycle.
variant but with fueleconomy 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.
Ricardo will assist Lifan Automobile Group based in Chongqing, China, with the development of a family of highly downsized gasoline engines capable of meeting future Chinese and international fueleconomy and emissions regulations.
Plug-in hybrids dominate market penetration in 2025 under CAR scenario IV (62 mpg CAFE standard). Power and Associates to project the technology segmentation necessary to achieve anticipated fueleconomy mandates in 2025. CAR researchers used the four fueleconomy scenarios developed by. Source: CAR.
Volvo Car Corporation will rely on a powertrain strategy based on its new downsized 4-cylinder VEA (Volvo Environmental Architecture) engine platform ( earlier post ) and hybrids for the US market, said John Maloney, recently appointed President of Volvo Cars, US, in an interview at the Detroit Auto Show. Click to enlarge.
Results of this study showed that the pre-chamber jet ignition combustion system roughly matches HCCI fueleconomy across both NEDC and FTP drive cycles, with a 13% improvement in fueleconomy recorded over the baseline stoichiometric (λ=1) spark ignition combustion system. Click to enlarge. liter) GM engine.
Emission standards (g/mi). 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. Cycle-based CAE analysis of fueleconomy contribution of critical technologies.
This marks Toyota’s first downsizing of its HSD technology. This engineering solution targets the independent powering of the air-conditioning unit for improved full hybrid powertrain fueleconomy. Solar panels have been applied to the entire roof surface of the Yaris HSD concept.
Researchers from Southwest Research Institute (SwRI) and Eaton have demonstrated the application of downspeeding and supercharging a diesel vehicle, in conjunction with optimizing transmission gear ratios and the shift schedule, to deliver a greater improvement in fueleconomy than a downsped and turbocharged configuration.
those which do not favor one technology over another through consumer incentives, federal subsidies, testing standards or technology-specific credits. Current fueleconomy policy clearly demonstrates this fact. —“The Case for Technology Neutral Public Policy in FuelEconomy Debate”.
Highly efficient at low engine revolutions, electric superchargers make it possible to downsize engines. When coupled with an energy recovery system, electric superchargers can be used to create a cost-competitive hybrid solution that can deliver fuel savings of up to 20% in the standard European driving cycle, Valeo said.
A study by engineers from Mahle Powertrain Ltd and BP found strong synergy between spark ignition (SI) engine downsizing and fuel containing low-to-moderate amounts of alcohol, including ethanol and butanol. The researchers found that the combination of technologies allowed improvements in fueleconomy over the engine drive cycle.
The footprint-based standard CO 2 curves for cars (left) and trucks (right). mpg if all improvements came from fueleconomy) and 34.1 L/100km) fueleconomy level, respectively. Each manufacturer will have its own fleet-wide standard which reflects the vehicles it chooses it produce. Source: EPA. mpg US (6.9
The project aims to deliver full hybrid equivalent fueleconomy and performance with less than 70 g/km CO 2 emissions as measured over the European Drive Cycle, but at a significantly lower cost. version of its vehicle (a 2009 Ford Focus) but with fueleconomy and CO 2 emissions approaching those of a Prius.
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.
Major automotive suppliers see current national fueleconomystandards as a boon for company job growth and industry investment and don’t want to see them altered by policymakers, according to the findings of an annual survey commissioned by CALSTART, an automotive technology industry group. strongly agreed.
At the 2 nd International Conference Automotive 48 V Power Supply Systems , held last week in Düsseldorf, Germany, Controlled Power Technologies (CPT), a major sponsor of the event, together with leading car makers and Tier 1 suppliers, argued the need for an internationally agreed 48V electrical standard. Earlier post.).
The new turbocharged gasoline engine achieves a superior level of engine performance with maximum power output of 155kW (211ps) while improving fueleconomy with its downsized displacement. All grades of the next-generation Skyline turbo model achieve the 2015 fueleconomystandard, qualifying for tax breaks.
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 fueleconomystandards, which will have widespread implications for future gasoline markets, according to EIA analysts. of the LDV market by 2025.
Other highlights include an all-aluminum crankcase, four-valve technology with adjustable camshafts, an air/water intercooler, generator management and the standard stop-start function. The wet start-up clutch replaces a conventional torque converter, and helps to save fuel.
On 31 March, the US Environmental Protection Agency (EPA) and the National Highway Traffic Safety Administration (NHTSA) released the final rule for The Safer Affordable Fuel-Efficient (SAFE) Vehicles for Model Years 2021-2026. The final rule requires a 1.5% mpg and 199 g/mile CO 2 in 2026. Earlier post.).
Automakers are turning to downsized turbocharged engines to satisfy more stringent global fueleconomy and emission regulations and customer demand for better-performing vehicles. In addition to improving fuel efficiency, downsized turbocharged engines also reduce harmful exhaust emissions.
Downsizing and technologies such as the Stop/Start system contribute to improved fuel efficiency in the gasoline-powered versions. Standard equipment on all turbodiesel models of the base Trendline version now includes the Stop/Start system and battery regeneration. L/100 km (56 mpg US), equivalent to 109 g/km CO 2.
GM says that the choice to use a small-displacement turbocharged engine for a more powerful Verano model is consistent with Buick’s effort to downsize its powertrains without sacrificing performance. The standard 2013 Regal four-cylinder engine also is equipped with eAssist. Verano’s standard Ecotec 2.4L
Continuing to emphasize a downsizing approach, Volkswagen presented two new engines at the at the 30 th Vienna Engine Symposium (7-8 May): the 1.2-liter Both engines impressively show how Volkswagen reduces the CO 2 emissions and the fuel consumption and that to fungible costs. It meets the EU 5 exhaust emission standard.
Improving battery power to such as level would further enable hybridization to near-HEV levels as well as engine downsizing, thereby enabling fueleconomy improvements beyond the current 10-15% MHEV limit. Finally, partial hybridization using the 48V powertrain may be integrated to improve fueleconomy.
As reported in a paper in ACS journal Environmental Science & Technology , the results showed that GDI technology has the potential to meet the upcoming California LEV III and US EPA Tier 3 PM mass standard of 3 mg/mi (phasing in over MY2017?2021) Fuel injectors were side-mounted. The vehicles were fueled with an E10 ethanol?
The new MY2014 Mercedes-Benz Sprinter van for the US now features a 2.1L, 4-cylinder diesel with a t-speed automatic transmission as standard. This downsizing enables lower fuel consumption, accompanied by low emissions and optimum weight. Diesel Fuel Efficiency Vehicle Systems' 2014 Sprinter. Click to enlarge.
While oil will remain the most widely used fuel, overall energy demand will be reshaped by a continued shift toward less-carbon-intensive energy source as well as steep improvements in energy efficiency in areas such as transportation, where the expanded use of advanced and hybrid vehicles will help push average new-car fueleconomy to 48 mpg (4.9
The unit features a six-hole GDI injector, pressured to a higher-than-average 200 bar, securing a clean combustion and improving fueleconomy and emissions to fulfill Euro 6c emission standards, three years ahead of their introduction in 2017. Seven-speed dual-clutch transmission. 48-volt hybrid version of the i40. Based on a 1.7-liter
Vehicle size, a key determinant of fueleconomy, has shown a reduction in OECD countries, while the non-OECD trend is toward bigger vehicles. The analysis, an update of an earlier work using data from 2010 and 2011, found that the global average for light-duty vehicle fueleconomy was 7.2 Source: GFEI. Click to enlarge.
49% of respondents thought that powertrains would see the greatest percentage of material changes as a result of proposed 2025 CAFE standards. The auto industry’s current materials portfolio will need to be augmented to meet new 2025 fueleconomystandards, according to a WardsAuto and DuPont Automotive survey conducted in late July.
downsized diesel engines with improved fueleconomy and CO 2 emissions. Federal-Mogul's 2D ultrasonic inspection technique enables high performance pistons for diesel downsizing. Standard, one-dimensional ultrasonic testing can identify defects but cannot quantify their size and position, said Baberg.
Ford says the engine can deliver up to 15% better fueleconomy than comparable six-cylinder engines. liter EcoBoost, the standard unit on MKC, generates 240 hp (179 kW) at 5,500 rpm and 270 lb-ft (366 N·m) of torque at 3,000 rpm, according to preliminary test data.
Featuring the application of Honda’s VTEC variable valve control technology along with direct injection turbocharging with highly-fluidized combustion and a thorough reduction in engine friction, this engine achieves class-leading output and environmental performance, while downsizing engine displacement, Honda said. engines: 2.0L
The system, say the researchers, offers the potential to exploit most of the benefits of operating on premium high octane fuel while using less expensive regular grade more effectively. Applying optimal fuel octane throughout the LA-4 drive cycle would result in an overall potential 15.5% These results were intriguing. liter engine.
All of the engines employ direct fuel injection and turbocharging. This downsizing concept coupled with energy recuperation and stop-start technologies from the Audi modular efficiency platform give them fuel consumption ranging from 3.8 liters of fuel per 100 km (46.1 Average fuel consumption is 5.1
Growth in light duty SSV sales during the next decade will be predominately in the three major market regions of North America, Western Europe, and Asia Pacific, primarily because these regions are the most aggressive in their implementation of fueleconomy and emissions regulations. Batteries Fuel Efficiency SSVs Vehicle Systems'
According to its estimates, adopting the full combination of improved technologies in medium and large cars and pickup trucks with spark-ignition engines could reduce fuel consumption by 29% at an additional cost of $2,200 to the consumer. Turbocharging and downsizing can also yield fuel consumption reductions.
Reducing the number of exhaust gas particulates, including those smaller than 23 nm, will help manufacturers meet increasingly stringent future global emissions standards. Delphi 500+ bar GDi pump. This reduces emissions in regulated testing including RDE (Real Driving Emissions). —Walter Piock.
A 110cc pre-production prototype of a Pinnace Engine 4-stroke opposed piston scooter engine ( earlier post ) showed approximately a 27% improvement in fuel consumption across different scooter cycles compared to a conventional benchmark engine in dynamometer and simulation testing by FEV. We look in good shape to meet emissions requirements.
While fueleconomy of engined-cars is the key technology pathway to decarbonizing the transport sector by 2020, the 2DS also envisages 20 million EVs on the road by 2020, with yearly sales reaching seven million vehicles. Engine downsizing and weight reduction represent around 30% of that potential collectively. billion to US$4.2
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