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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.
The US Environmental Protection Agency (EPA) and the US Department of Transportation (DOT) formally unveiled their joint proposal to set stronger fuel economy and greenhouse gas pollution standards for Model Year 2017-2025 passenger cars and light trucks. features in developing the standards. NHTSA and CAFE.
A new white paper published by the International Council on Clean Transportation (ICCT), in collaboration with Eaton, Ricardo, JCI, BorgWarner, Honeywell, and the ITB Group, analyzes current turbocharged, downsized gasoline engine technology developments and trends.
” Bunker spent the bulk of his presentation describing the new medium- and heavy-duty fuel economy 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.
Source: EPA. As part of its program, EPA is establishing a system of averaging, banking, and trading (ABT) of credits, based on a manufacturer’s fleet average CO 2 performance. Both EPA and NHTSA programs are footprint-based—i.e., g CO 2 /mi (EPA). mpg US (EPA). g CO 2 /mi (EPA). mpg US (EPA).
Yet, the 2020 S6 and S7 offer 22% greater EPA-estimated fuel-efficiency with its downsized V6 engine compared to their predecessors without sacrificing performance. In internal tests that simulate real-world standing starts, the latest powertrain exhibits response characteristics that rival Audi’s torque-rich, turbocharged 4.0-liter
Given the properties of the fuel blend, improved fuel efficiencies can be generated by several approaches, including downsizing/downspeeding; increased compression ratio; reduced enrichment; and the leveraging of improved efficiency at part load. Downsizing/downspeeding. benefit in EPA M/H CO 2 and a 3.1% Earlier post.).
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. seconds; it achieves an EPA-estimated 21 mpg city and 32 mpg on the highway (11.2 Verano’s standard Ecotec 2.4L L/100km respectively).
Testing at Environmental Solutions Worldwide Americas (ESWA), an EPA-certified vehicle laboratory, showed a 21.2% XLH engineers have already designed the next-generation release, in which the battery pack is downsized to 1.5 The XL Hybrids system in place. Click to enlarge. The company had been targeting a 20% reduction. Both the 2.0
The more efficient combustion engine technologies, with their enabling of downsizing, come in compatibly with hybridization, with hybridization and electrification playing a larger role over time. The further downsized next-generation technologies can be very synergistic within hybrid applications. Planning background.
Develop and demonstrate technologies including engine downsizing, electrification of auxiliary systems such as oil and water pumps, waste heat recovery, improved aerodynamics and hybridization. 38,831,115. Daimler Trucks North America, LLC. 39,559,868. Navistar, Inc. 37,328,933. Grantee Project Award. Chrysler Group LLC. 14,458,572.
Using the adjusted, most up-to-date information on Hyundai-Kia’s vehicles after the automaker had to revise its performance data with the US EPA, the findings show that the automaker came out in first place thanks to a concerted effort to improve the green performance of its fleet by turbocharging and downsizing engines in a number of its models while (..)
Turbocharging and downsizing can also yield fuel consumption reductions. Downsizing is an important strategy applicable in combination with technologies that increase engine torque, such as turbocharging or supercharging. Part of the gain from advanced-level CI diesel engines comes from downsizing.
Fiesta features Twin Independent Variable Camshaft Timing (Ti-VCT) ( earlier post ) which allows the engine to be downsized for fuel economy while continuously optimizing camshaft phasing for throttle response, performance and flexibility. For the Fiesta application, EPAS is tuned to provide an engaging driver experience.
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. Ducker Worldwide. Click to enlarge.
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.).
Source of data: US EPA (2019). EPA is targeting implementation in the 2027 timeframe while CARB is focusing efforts on phasing in more stringent standards in 2024 and again in 2027 with the hope of aligning with EPA as a national standard. Chart: MECA.
With the Generation 3 HEV system, Ford decided to downsize the engine from a 2.5L The 2012 Fusion Hybrid carries an EPA fuel economy rating of 41 mpg city, 36 mpg highway; Ford expects the upcoming 2013 Fusion Hybrid to offer about 47 mpg city, 44 mpg highway. Atkinson to a 2.0L Atkinson to improve fuel economy.
On 15 Sep, NHTSA and the US EPA proposed a joint rulemaking on fuel economy and greenhouse gas emissions for light duty vehicles: an average new car 34.1 The 250 g/mile of CO 2 equivalent emissions limit by EPA is equivalent to 35.5 These technologies are covered separately in the EPA RIA. Click to enlarge. Technologies.
Many buyers of new Ford cars--both its 2013 C-Max and Fusion hybrids, and those fitted with its EcoBoost line of downsized, turbocharged engines--report real-world gas mileage much lower than the cars'' EPA ratings.
This brings implementation of intelligent downsizing to more than 97% of vehicles sold by Volkswagen in the US, available across all the models on sale. Volkswagen is introducing the 1.4-liter liter EA211 four-cylinder turbocharged and direct-injection TSI engine into the Jetta range, replacing the previous naturally aspirated 2.0-liter
GM has made three product commitments for 2017 related to its sustainability strategy: to have 500,000 vehicles on the road in the US with some form of electrification ( earlier post ); to double the number of US models that can achieve an EPA-estimated 40 mpg US (5.9 Earlier post.).
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.
CAR did not assume any downsizing of the vehicle sales fleet or significant reduction in performance by vehicles in any segment as a means for increasing fuel economy standards by 2025. the EPA/NHTSA Technical Assessment Report for the upcoming CAFE regulations: 47, 51, 56 and 62 mpg. vehicles would be seriously reduced. The review.
The resulting higher BMEP levels allow downsizing of the engine at equivalent vehicle performance. Furthermore, by enabling higher CR, downsizing and downspeeding, E85 DI + gasoline PFI makes the engine more efficient in itsusee of gasoline. Earlier post.) Among the conclusions reached in the study: For a 5.0L
The Environmental Protection Agency (EPA) continues to employ outdated mileage formulas (55 city 45 highway) that do not accurately represent consumers driving habits and dramatically tilts manufacturers into producing electric-vehicle solutions. Monetary incentives are being used to alter consumer and manufacturer decisions.
The combined National Highway Traffic Safety Administration (NHTSA) / US Environmental Protection Agency (EPA) fuel economy and greenhouse gas standards for light duty vehicles require an estimated combined average fuel economy of 34.1 The original technology assessments informing the NHTSA/EPA rule are now about 5 years old.
The 2016 Sonata Hybrid features a downsized 2.0-liter Sonata Hybrid is expected to achieve up to 39 mpg in the city, 44 mpg on the highway and have a combined EPA rating of 42 mpg (6.03, 5.35 Hyundai expects the 2016 Sonata Hybrid to improve fuel economy more than 10%. Hybrid system net power is 193 horsepower (144 kW) at 6,000 rpm.
g/bhp-hr by 2027 will be less than the cost of emission control technology in 2010 because, over the past nine years, ingenuity and innovation have downsized emission controls by 60% and substantially lowered their cost. Source of data: US EPA (2019). The cost of controlling NO x to 0.05 g/bhp-hr in 2024 and to 0.02 Credit: MECA.
The new generation XTRONIC CVT model achieves an improvement in fuel economy of up to 10% compared to previous CVTs for comparable vehicles, based on in-house measurements using US (EPA) combined mode. The new transmission features a ratio coverage of 7.0 liter supercharged engine. Click to enlarge.
For example, the report notes the promise of cylinder deactivation, turbocharging and downsizing. The committee estimated costs for turbocharging and downsizing to range from close to zero, when converting from a V6 to a four cylinder engine, to almost $1,000 when converting from a V8 to a V6.
The 21CTP is a cooperative research and development (R&D) partnership including four federal agencies—the US Department of Energy (DOE), US Department of Transportation (DOT), US Department of Defense (DOD), and the US Environmental Protection Agency (EPA)—and 15 industrial partners. HYBRID VEHICLES. Recommendation 4-3.
When presented with a list of technologies analyzed within a National Academies of Science report ( earlier post ) that might be used to meet fuel-efficiency standards, suppliers picked turbocharging and engine downsizing, along with higher-speed automatic transmissions, as the most critical. Ricardo survey.
liter engine, with high-efficiency combustion, cooled EGR and an optimized ITMS cooling system, features 187 horsepower at 6,100 rpm and 178 lb-ft (241 N·m) of torque at 4,000 rpm, with an EPA-estimated combined fuel economy of 29 mpg with front-wheel drive and 26 mpg with all-wheel drive. The new Smartstream 2.5-liter
Ford has used the smaller turbocharged, direct-injected engines in most of its models to improve its EPA fuel-economy ratings--even if high gas-mileage numbers aren''t always reflected in all buyers''. EcoBoost Turbochargers direct injection downsizing Fuel Economy EPA Ratings'
First introduced in the 2009 CC, the EA888 continued Volkswagen’s move toward smaller, turbocharged engines that offer the fuel economy benefits of downsizing with the power of a larger-displacement unit. Though EPA estimates are not yet available, compared with the 1.8-liter
” 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
In 2012 the US National Highway Traffic Safety Administration (NHTSA), which regulates fuel economy, and the US Environmental Protection Agency (EPA), which regulates greenhouse gas emissions, proposed new unified standards for fuel economy and greenhouse gas emissions over the years 2017 to 2025. Background. to 41 mpg by 2021 and 48.7
Researchers at the US EPA investigating this approach concluded that the M85 and E85 engines could provide efficiencies comparable or higher than the diesel, in dedicated fuel, high compression ratio turbo charged/downsized engines.
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. The EPA GHG program is aimed at reducing tailpipe CO 2 emissions.
Downsized, Optimized, High Efficiency, Spark Ignited Natural Gas Engine. This combination of technologies seeks to solve the technical challenges of dispensing uncertainty and heat of compression that results in natural gas vehicles being under-filled.
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)
Employing original Honda technologies, the fuel cell stack for this model was downsized by 33% compared to the previous version of the fuel cell stack yet delivers output of more than 100 kW, with an output density of 3.1 The name honors its predecessor, the FCX Clarity fuel cell vehicle, introduced at the LA Auto Show in 2007.
Since Ford launched its line of downsized EcoBoost engines in 2009, the "eco" part of that name has often required an asterisk. That's because some owners have found that real-world fuel economy results don't always live up to the vehicles' official EPA ratings.
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