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At the US Department of Energy’s (DOE’s) Annual Merit Review meeting in Washington, DC last week, Michael Ruth from Cummins noted that the DOE program target for the project is a fueleconomy (CAFE) target of 26 mpg (9.05 liter) and its emission control system (ECS) without a weight penalty. Earlier post.).
The Volvo Car Corporation is introducing a new, downsized engine range consisting solely of four-cylinder gasoline and diesel engines. It covers the range from high-power and -torque variants to fuel-efficient derivatives. The new powertrains are also up to 90 kg lighter than the present ones and fueleconomy is improved by up to 35%.
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. L/100km), if the vehicles were to meet this CO 2 level all through fueleconomy.
The H2-DI engine was estimated to exceed 2016 CAFE targets with engine out Tier 2 Bin 2 (SULEV) emission levels. The team sees further potential for fueleconomy improvement with engine downsizing. L/100km, respectively), with NO x emissions of 0.017 g/mile. NO x emissions results. Source: Wallner 2011.
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.
Future advanced engine and powertrain configurations must address emission and fueleconomy requirements for worldwide applications, transition to bio-fuels, and synergies with future powertrain trends. improvement in fueleconomy over the baseline engine for the Metro-Highway (M-H) cycle. Earlier post.).
Blending 25-50% of this low-temperature ethanol reformate with ethanol or E85 fuels enables dilute engine operation, resulting in substantial improvements in fueleconomy and emissions. E85 and hydrous ethanol motor fuels are now widely available in the U.S. —Sall et al.
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.
Utilizing technologies such as turbocharging, direct injection, twin independent variable camshaft timing (Ti-VCT) and six-speed transmissions, the upgraded powertrain portfolio will deliver more than 20% in fueleconomy improvement to Ford’s passenger vehicle fleet in China by 2015 while reducing tailpipe carbon dioxide emissions by 20%.
liter i-DTEC engine in the new Civic will deliver CO 2 emissions of 95 g/km, according to Honda Motor Europe’s President, Manabu Nishimae, in his presentation at the Geneva Motor Show. This is a 15-gram drop (13.6%) from the 110 g/km emissions of the enhanced 2.2L By downsizing from the outgoing 2.2L Click to enlarge.
The original project target was Tier 2 Bin 2 emissions, but in August 2013, it was agreed to shift that to the Tier 3 target—essentially the same with combined NO x and NMOG emissions, but more strict with CO and PM. Emission standards (g/mi). Cycle-based CAE analysis of fueleconomy contribution of critical technologies.
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.
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.
The Advanced Elastoval II piston enters series production later this year in a new European passenger car, where it contributes to gains in fueleconomy and reductions in CO 2. Specific power outputs in engines are likely to increase from current levels of around 95 kW/L to 130 kW/L to coming years. generation pistons.
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. —Attard et al.
The four-door fastback is powered by a hybrid electric powertrain that is expected to deliver 550 hp (410 kW) with fuel consumption of 5.5 mpg US) and CO 2 emissions of about 129 g/km. The powertrain incorporates a new aluminum-based downsized twin-turbocharged 3.0-liter L/100 km (42.8
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.
As part of its strategy of developing solutions to reduce CO 2 emissions, Valeo has acquired the Variable Torque Enhancement System (VTES) ( earlier post ) business of UK automotive technology development company Controlled Power Technologies (CPT). version of the vehicle but with fueleconomy and CO 2 emissions approaching those of a Prius.
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.
At a “Go Further with Ford” event in Amsterdam, Ford Motor Company detailed plans for an aggressive product acceleration in Europe, targeting opportunities for growth in the large car, SUV and commercial vehicle segments while emphasizing fueleconomy and enabling technologies such as the EcoBoost engines. liter EcoBoost engine.
Researchers at Tianjin University in China report that combing split injection to the Miller cycle with boost pressure can effectively decrease the knock tendency and increase the engine torque in a downsized spark-ignition engine. Their paper is published in the journal Fuel. 2017.11.006.
In a paper presented at the 2019 Vienna Motor Symposium this week, Delphi Technologies will unveil a new 500+ bar GDi system that can reduce particulate emissions by up to 50% compared to state-of-the-art 350 bar system without expensive engine design modifications. Delphi 500+ bar GDi pump. Delphi 500+ bar GDi injector. —Walter Piock.
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.
Top: Gravimetric PM mass, PM mass calculated based on the IPSD method, black carbon, and EC/OC emissions over the LA92 cycle. Bottom: Total particle-phase PAH emissions, expressed in ng/mile, for both test vehicles over the LA92 cycle. liter downsized turbocharged centrally-mounted direct injection engine. Yang et al.
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.
Ford views EcoBoost as a strategy as well as a product—one that will serve as a key element of Ford’s CO 2 and fueleconomy product strategy—said Dan Kapp, Director, Ford Powertrain Research and Advanced Engineering, during a briefing on the company’s fueleconomy strategies in Dearborn.
The transportation sector was responsible for over 7 million tons of NO x emissions in the US in 2014, with 50% of this sector’s NO x attributed to heavy-duty on- and off-road vehicles and equipment. CO 2 and NO x certification test data for heavy-duty diesel engines certified from 2002 through 2019. Source of data: US EPA (2019).
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 turbocharged gasoline engine achieves a superior level of engine performance with maximum power output of 155kW (211ps) while improving fueleconomy with its downsized displacement. engine while reducing emissions. With an electrically controlled pump, engine load is reduced, contributing to improved fueleconomy.
US CAFE, California LEV 3 and pending US Tier 3), the combustion engine community is gearing up for an intensified push to deliver higher efficiency engines with lower fuel consumption and emissions. As a result, as the ethanol content of the fuel is increased, the fueleconomy and driving range for a given fuel tank size are reduced.
The diversified manufacturer also said that in addition to boosting engine performance, its superchargers can provide up to a 5% fuel savings and reduce emissions compared to competing technologies. 136 kg], which translates into improved fueleconomy and enhanced performance and safety for the end consumer.
The continued growth of turbocharging technologies will be driven by requirements for manufacturers to meet global environmental emissions regulations and bolstered by strong demand in emerging markets. In addition to improving fuel efficiency, downsized turbocharged engines also reduce harmful exhaust emissions.
This combination of efficiency and dynamic performance is enabled by the systematic interplay of ACT, downsizing (reduced engine displacement plus direct injection and charging) and BlueMotion Technology (Stop/Start system, battery regeneration). With a top speed of 210 km/h (130 mph), the car accelerates to 100 km/h in 7.9
These projects will receive more than $115 million in funding to develop and demonstrate systems-level fuel efficiency technologies by 2015, including improved aerodynamics, reducing engine idling technologies, waste heat recovery to increase engine efficiency, advanced combustion techniques, and powertrain hybridization. 38,831,115.
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.
The company’s engineers have a prototype system running in a B-segment donor vehicle on a dynamometer and are calibrating the control strategy to prove its driveability, performance, CO 2 and fueleconomy benefits. Both solutions involve part load losses which compromise some of the fuel consumption savings made by downsizing.
liter units which are part of a new generation of engines from the Kappa family—meet growing demand for small capacity, turbocharged engines to reduce fuel consumption and CO 2 emission without compromising performance. Both engines—1.0-liter liter and 1.4-liter liter T-GDI engine. liter T-GDI unit. liter engine.
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. Emissions results are 20 ppm NO x at less than 2.3 At 2000 rpm and up to approximately 2.7
PM mass emissions rates for the FTP and US06 drive cycles as function of vehicle mileage. GDI is a strategy to improve fuel efficiency that is rapidly gaining market acceptance, as illustrated by the popularity of Ford’s GDI EcoBoost engines. fuel injection timing, number of injections, fuel pressure, injector placement, etc.)
In its sixth sales-weighted analysis of emissions from 8 major automakers’ 2013 model year vehicles, the Union of Concerned Scientists’ (UCS) latest Automaker Rankings report found that Hyundai-Kia unseated Honda as the “Greenest Automaker.” Click to enlarge. Source: UCS. Click to enlarge.
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.
Small displacement engines offer excellent CO 2 and fueleconomy benefits; they have lower parasitic losses and operate more efficiently under part load conditions. The final selection of six companies by an expert panel was based on the merits and impacts of their technology for reducing vehicle CO 2 emissions.
downsized diesel engines with improved fueleconomy and CO 2 emissions. Federal-Mogul's 2D ultrasonic inspection technique enables high performance pistons for diesel downsizing. This technology will play a significant role in enabling OEMs to introduce more efficient. Click to enlarge. its strength.
In addition to GM’s carbon goals, the company worked with the Environmental Defense Fund to develop a shared vision of an all-electric future and an aspiration to eliminate tailpipe emissions from new light-duty vehicles by 2035. The use of GM’s products accounts for 75% of carbon emissions related to this commitment. Electrification.
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