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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.
The team sees further potential for fueleconomy improvement with engine downsizing. Source: Wallner 2011. Estimated drive-cycle fueleconomy and emissions—based on the single-cylinder 0.66L research engine efficiency and emissions maps—was 32.4 Click to enlarge. mpg US city, 51.5 L/100km, 4.57
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. —Attard et al. liter) GM engine.
liter model but with significantly reduced real-world and drive cycle CO 2 emissions, and comparable improvements in fuel-economy. In implementing this 50% downsizing by swept volume, the research team delivered zero degradation in driveability, performance or acceleration. Earlier post.). three-cylinder EcoBoost engine.
Making its world debut at the 2011 Geneva Motor Show, the Yaris HSD concept anticipates Toyota’s intention to bring its full hybrid Hybrid Synergy Drive (HSD) technology to the B-segment, the biggest volume segment in Europe. This marks Toyota’s first downsizing of its HSD technology. Yaris HSD concept. Click to enlarge.
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. I4 / 25 bar BMEP; during the concept evaluation in 2010 and 2011, the research team revised the architecture to 2.3L Earlier post.).
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.
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 fueleconomy of their new vehicle. purchased a new vehicle in a smaller segment than the vehicle they replaced. Power and Associates.
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. HCCI range extension with boosting. Source: Bosch. Click to enlarge.
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. In 2011, the HyBoost team reported that the HyBoost demonstrator was achieving comparable performance to the conventional 2.0L
Based on the results of the study, CAR believes the economic risk to the auto industry connected to mandating permanent fueleconomy standards in the long run is “ very serious ” The group recommends periodic review to assess the rate of technology development and cost reduction of advanced technologies leading up to 2025.
i-DTEC introduced in September 2011 at the Frankfurt show. By downsizing from the outgoing 2.2L With these engines we aim to be Number 1 in fueleconomy in each sector within 3 years. Honda’s new 1.6-liter This is a 15-gram drop (13.6%) from the 110 g/km emissions of the enhanced 2.2L Earlier post.).
Hyundai Motor America has introduced its next-generation hydrogen fuel cell vehicle, the Tucson ix Fuel Cell Electric Vehicle (FCEV). The Tucson ix FCEV made its US public debut at Fuel Cell & Hydrogen Energy 2011 in Washington, DC. It achieves gasoline equivalent fuel efficiency of more than 70 mpg US (3.36
For the 2013 model year, the Buick Verano (introduced in 2011), is offering buyers an Ecotec 2.0L 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.
million, up 43% from 2011. 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. HEV sales broke the one million mark in 2012, and reached 1.2 billion to US$4.2
Small displacement engines offer excellent CO 2 and fueleconomy benefits; they have lower parasitic losses and operate more efficiently under part load conditions. L/100km) plug-in hybrid scheduled for production in 2011. They have also designed a 100 mpg UK (83 mpg US, 2.8
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.
GM’s fuel-economy plan through the 2016 model year focuses on a reduction in vehicle mass and aggressive investment in advanced materials, such as high-strength steel, carbon fiber and aluminum, enabled in part by our industry-first aluminum welding technology. Earlier post.). In 2012, GM invested more than $7.3
Current fueleconomy policy clearly demonstrates this fact. —“The Case for Technology Neutral Public Policy in FuelEconomy Debate”. The quickest and most cost-effective way to achieve our energy usage goals is through faster adoption of fuel-efficient downsized gasoline and diesel engines.
First-month orders for the facelifted Mazda Demio (known overseas as the Mazda2) reached 13,500 units, more than double the 6,000-unit monthly target, since its sales launch in Japan on June 30, 2011. The 13-SKYACTIV delivers fuel efficiency of 30.0 Earlier post.). km/L (10-15 mode test cycle)/25.0
In part-load operation, the indirect injection supplements direct gasoline injection to improve fueleconomy and to reduce the output of particulates from the engine. GDI technology provides fuel efficiency benefits from charge air cooling, more facile turbocharging, and the downsizing that these permit. Earlier post.).
Brake specific fuel consumption (BSFC) curves for a 5.7L VCR 4-cylinder engine (projected data) from a 2011 report by Envera. The new engine will achieve high efficiency using the Atkinson Cycle with an 18:1 compression ratio, combined with aggressive engine downsizing. Engine downsizing is a key tool in improving fueleconomy.
Previewed in the Green Program 2016 announcement in 2011 ( earlier post ) and outlined further in an advanced technology briefing in Oppama in October 2012, the FF-Hybrid system is intended to be adaptable to vehicles of any size, and support applications including all-wheel drive and plug-in hybrid configurations. —Owen Thunes.
” Bunker spent the bulk of his presentation describing the new medium- and heavy-duty fueleconomy and greenhouse gas regulations from EPA and the Department of Transportation. The future that we point to [is] very conventional-looking engines.” Earlier post.) In his talk during the opening plenary, Dr.
Yesterday, the US Environmental Protection Agency (EPA) and the National High Traffic Safety Administration (NHTSA) jointly established increasingly stringent greenhouse gas emission standards under the Clean Air Act for 2012 through 2016 model-year vehicles and fueleconomy standards under the Corporate Average FuelEconomy program, respectively.
The all-new electronic limited slip differential, Ultra Posi is designed for front and rear-wheel drive vehicles, performs comparably to four-wheel-drive and all-wheel-drive systems and provides up to a 10% savings in fueleconomy, Eaton says. The new system is expected to be in production vehicles by 2011.
Ford unveiled the North American 2011 Ford Fiesta at the Los Angeles Auto Show. Fiesta—available in four- and five-door bodystyles—will offer North American buyers a new choice of 15 class-exclusive technologies and projected highway fueleconomy of 40 mpg, besting the Honda Fit, Nissan Versa and Toyota Yaris and Corolla.
Chrysler’s new powertrain strategy is relying on the rapid transfer of Fiat Group technology for Multiair; Gasoline Direct Injection; turbocharging and alternative fuels to support rapid downsizing and improvement of fueleconomy, along with the simplification of the company’s engine line-up, according to Paolo E.
The company also released its Next Generation Fuel Cell Stack (2011 Model) for Fuel Cell Electric Vehicles (FCEV). The new generation XTRONIC CVT model achieves an improvement in fueleconomy of up to 10% compared to previous CVTs for comparable vehicles, based on in-house measurements using US (EPA) combined mode.
” The more weight we can take out of our vehicles though use of alternative materials, and other lightweighting strategies that we have, that enables us to further downsize the engine—which is the biggest lever you can pull in the vehicle. As one current example, the 2011 Ford Explorer (3.5-liter —Barb Samardzich.
Duratec I-4 unit while contributing to projected fueleconomy gains of more than 10%. liter unit in Europe and a choice of advanced and improved Duratorq TDCi common-rail diesel engines—all of which offer reductions in fuel consumption of between 10 and 20% compared to the outgoing models. Earlier post.). Global aspects.
liter Atkinson-cycle four-cylinder gasoline engine, significantly downsized from the previous 2.5-liter This powertrain is anticipated to deliver best-in-class fueleconomy of 47 mpg (5.0L/100km) Fusion Hybrid also features an all-new 2.0-liter liter unit while maintaining performance standards.
The Altima ranked as the second best-selling car in the US in 2011; the redesigned 2013 Altima Sedan goes on sale at Nissan dealers nationwide in July at a starting MSRP of $21,500. liter engine option has a targeted fueleconomy of 27 mpg city / 38 mpg highway / 31 mpg combined (8.7, L/100 km, respectively).
With five models, four of which are equipped with the new generation Stop & Start System (e-HDi), the diesel range starts at 87g/km of CO 2 (delivering fueleconomy of 69 mpg US or 3.4 In the start-up phase since September 2011, the new EB engine will be produced at Trémery. L/100km) and doesn’t exceed 99 g CO 2 /km.
On 15 Sep, NHTSA and the US EPA proposed a joint rulemaking on fueleconomy and greenhouse gas emissions for light duty vehicles: an average new car 34.1 mpg if the automotive industry were to meet this CO 2 level just through fueleconomy improvements.) ( Earlier post.). mpg and 250 g CO 2 /km for model year 2016.
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.
liter Ford EcoBoost engine will be available globally, launching in North America in 2010 and for its first rear-wheel drive application in the Ford Falcon in Australia from 2011. Compared to conventional fuel injection, direct injection produces a cooler, denser charge, delivering improved fueleconomy and performance.
Equally clear are the implications when it comes to fueleconomy. If automakers downsize cars so their fleets use less fuel, occupant safety will be compromised. However, there are ways to serve fueleconomy and safety at the same time. IIHS President Adrian Lund.
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 fueleconomy. —Dr. The planned introduction date is toward the end of 2011.
Dedicated ethanol (or E85) engines have the promise to improve efficiency substantially over comparable regular gasoline engines through direct-injection, increased geometric CR, variable valve timing, exhaust gas recirculation, aggressive turbocharging, and downsizing and/or downspeeding.
This time it was the turn of the North American 2011 Ford Fiesta, which will be available in both four-door and five-door body styles and comes with a choice of 15 class-exclusive technologies and projected fueleconomy of 40mpg.
Rapid downsizing, improved fueleconomy and simplification of the company’s engine line-up – they are the key elements of Chrysler’s new powertrain strategy. Battery electric vehicles will follow.
Hyundai unveiled the first generation hybrid Sonata in 2010, with a 2011 market introduction. Combined fueleconomy (mpg). The second-generation hybrid system has been thoroughly enhanced from its predecessor: The downsized GDI engine features an aluminum block and head, a compression ratio of 13.5:1, Earlier post.).
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