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Cost of the new engine relative to gasoline baseline. So far, Ruth noted, the new engine has achieved target engine-out emissions (EOE), performance and fuel economy; aftertreatment catalyst performance has met or exceeded the targeted conversion rates, enabling an increased allowance on engine out HC. Earlier post.). Source: Cummins.
version of its vehicle (a 2009 Ford Focus) but with fuel economy and CO 2 emissions approaching those of a Prius, according to David Boggs, Ricardo Technical Specialist, Engines, in a presentation at the recent 2011 Directions in Engine-Efficiency and Emissions Research Conference (DEER) hosted by the Department of Energy in Detroit.
The need to reduce CO 2 emissions is leading to downsized engines, heavily boosted by turbo- or supercharging. Gasoline engines are typically less expensive than diesels for the same application but have higher exhaust temperatures, making advanced turbocharging more difficult. million today to 12 million by 2016.
Ricardo will assist Lifan Automobile Group based in Chongqing, China, with the development of a family of highly downsizedgasoline engines capable of meeting future Chinese and international fuel economy and emissions regulations.
Federal-Mogul Corporation has developed a lightweight, high-strength aluminium piston that enables engine manufacturers to increase the power density and efficiency of boosted, direct injected gasoline engines. Specific power outputs in engines are likely to increase from current levels of around 95 kW/L to 130 kW/L to coming years.
The researchers assessed the gaseous, particulate, and genotoxic pollutants from two current technology gasoline direct injection vehicles when tested in their original configuration and with a catalyzed gasoline particulate filter (GPF). Their study is publishedin the ACS journal Environmental Science & Technology. Yang et al.
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. —Walter Piock, chief engineer, Gasoline Systems, Delphi Technologies.
In part-load operation, the indirect injection supplements direct gasoline injection to improve fuel economy 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.). Earlier post.)
The Volvo Car Corporation is introducing a new, downsized engine range consisting solely of four-cylinder gasoline and diesel engines. The upcoming four-cylinder VEA (Volvo Environmental Architecture) engine range includes common rail diesels and direct injected gasoline engines. It’s time to stop counting cylinders.
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.).
compacts under 1,400 kg in weight—a stoichiometric 3-cylinder turbocharged gasoline direct injection (GDI) engine offers an optimal combination of cost, lower emissions and reductions in fuel consumption, according to an analysis by Delphi Powertrain presented at the recent SAE 2010 World Congress. Earlier post.). Source: Kirwan et al.
L 3-cylinder direct injection gasoline turbo engine. announced that it has newly developed the VTEC Turbo, a direct injection gasoline turbo engine family most suitable for small-to-medium-sized vehicles. 4-cylinder direct injection gasoline turbo engine. L 4-cylinder direct injection gasoline turbo engine / 1.0
ExxonMobil, Corning and Toyota have collaborated to develop an Onboard Separation System (OBS) to optimize gasoline engine efficiency and performance. In a paper on the OBS presented at the SAE 2014 World Congress, the researchers suggested that potential applications include downsizing to increase fuel economy by ?10% Background.
Cummins has developed an E-85-specific engine and powertrain that reduce carbon dioxide emissions by as much as 80% compared with a baseline gasoline-powered medium-duty truck. is designed specifically to use E-85 (85% ethanol and 15% gasoline). The Cummins ETHOS 2.8L liter displacement. Earlier post.) The Cummins ETHOS 2.8L
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.
In a further extension of Ricard’s collaboration with the Lifan Automobile Group based in Chongqing, China, the company will assist in the development of a new turbocharged gasoline direct injection engine. With work on the project starting in July, the first engines are due for production in late 2014.
During its recent Innovation Day presentations ( earlier post ), PSA Peugeot Citroën announced that it will commercialize high-efficiency gasoline engines featuring dedicated exhaust gas recirculation (D-EGR), derived from a collaborative program with SwRI in the US. Source: SwRI, DEER 2012. Click to enlarge.
GDCI engine was significantly better than advanced production spark injection gasoline engines, and comparable to very efficient hybrid vehicle engines at their best efficiency conditions (214 g/kWh). They found that at all loads, GDCI was remarkably clean, with the potential for no aftertreatment for NO x and particulate emissions.
Hakan Yilmaz, Global Technology Management, Gasoline Systems, for Bosch presented an overview of and update on the project at the 2011 DEER conference in Detroit in October. Two-stage boost—a small supercharger for HCCI, and a regular turbocharger for downsizing. HCCI range extension with boosting. Source: Bosch.
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. A Study of Gasoline-Alcohol Blended Fuels in an Advanced Turbocharged DISI Engine. ( Cairns et al. SAE 2009-01-0138).
The new Polo GTI, in what Volkswagen is calling “textbook downsizing”, is powered by a new 1.4-liter liter TSI with gasoline direct injection plus turbo- and supercharging. L/100km (40 mpg US)—equivalent to CO 2 emissions of 139 g/km. The new Volkswagen Polo GTI. Click to enlarge.
Volvo Car’s 3-cylinder gasoline engine. Volvo Cars confirmed its production program to develop a lightweight 3-cylinder Drive-E gasoline engine. The move to include a 3-cylinder in Volvo’s engine program is a natural next step in its downsizing strategy, the company said. Click to enlarge. Volvo Cars’ new three-cylinder engine.
Hyundai Motor is showcasing two new turbocharged gasoline direct injected (T-GDI) engines at the Paris Motor Show 2014. liter T-GDI is the first of a new generation of small turbocharged gasoline engines, offering enhanced performance, driving pleasure and efficiency. Both engines—1.0-liter liter and 1.4-liter The new Kappa 1.0-liter
A team from Brunel University, MAHLE Powertrain and University College London studied the combined effects of different inlet valve operating strategies on combustion, performance and emissions with different ethanol and 1-butanol blends with gasoline in a single-cylinder spark-ignition research engine equipped with a fully variable valvetrain.
Schematic of downsized and supercharged four-stroke hybrid pneumatic spark injection engine. The reduction in fuel consumption is obtained mainly through enabling the effective use of a heavily downsized engine, rather than from regenerative efficiency. The major part of this gain is due to downsizing the engine. Earlier post.).
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. However, the cycle results in higher HC and CO emissions due to the low in-cylinder temperature.
Peugeot continues to improve engine efficiency with a downsizing strategy for its gasoline and HDi FAP diesel engines. The Marque is also developing a new 3-cylinder gasoline engine. This technology reduces both fuel consumption and CO 2 emissions by up to 15%. Included in its product strategy are: Cleaner engines.
PM mass emissions rates for the FTP and US06 drive cycles as function of vehicle mileage. Homogeneous GDI provides fuel efficiency benefits from charge air cooling, more facile turbocharging, and the downsizing that these permit. These efforts are yielding reductions in PM emissions, but this is still a work in progress.
liter, three-cylinder turbo gasoline engine weighing only 40 kg (88 lbs) as the companion internal combustion engine for its electric ZEOD RC which will debut at Le Mans this year. We’re aiming to maintain our position as industry leaders in focussing on downsizing. The 400 hp DIG-T R race engine. Click to enlarge. Earlier post.).
The new Peugeot 208 B-segment supermini, which launches this spring in Europe, will be available in 3- and 5-door bodystyles with a range of gasoline and diesel engines including a new 3-cylinder gasoline engine range and the latest generation of Stop & Start System (e-HDi) diesel engines. 208 gasoline range. 208 gasoline range.
DOT’s National Highway Traffic Safety Administration (NHTSA) is proposing Corporate Average Fuel Economy (CAFE) standards under the Energy Policy and Conservation Act (EPCA), as amended by the Energy Independence and Security Act (EISA), and EPA is proposing national greenhouse gas (GHG) emissions standards under the Clean Air.
Some of the best passenger vehicles today, the ones called PZEVs, are pretty close to zero emissions. Under California’s vehicle emissions ratings, PZEVs (Partial Zero Emission Vehicles) meet SULEV (Super Ultra Low Emission Vehicle) tailpipe emission standards and also have zero evaporative emissions.
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 liter TSI gasoline engine and the 1.6-liter Both engines impressively show how Volkswagen reduces the CO 2 emissions and the fuel consumption and that to fungible costs.
Citroën is introducing the first members of its new PureTech family of three-cylinder gasoline engines on the C3, DS3 and C-Elysée (for international markets) ranges. mpg US) and CO 2 emissions range from 99 to 107 g/km. To achieve these results, PureTech development called for a number of changes, chief among which were: Downsizing.
liter gasoline-fueled TSI of the Polo BlueGT. 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). The system was realized with the new 1.4-liter
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. The study by the Ford / AVL team provides an overview of the effects of such a future ethanol-gasoline blend in such an engine. (As
Other technologies—such as efficiency improvements in gasoline engines as well as the rollout of hybrid electric power trains—offer more compelling and cost-effective pathways to reducing CO 2 emissions from European passenger cars, the ICCT says. —The ICCT. Renault Clio) and lower medium (e.g.,
For the 2013 XF and XJ lineup, Jaguar is adding two new downsized forced induction gasoline powerplants: 3.0-liter liter V8 gasoline units. Eight-speed ZF automatic transmissions are now fitted to all gasoline and diesel XJ and XF variants as standard for greater efficiency and performance. liter V6 Supercharged and 2.0-liter
The project aims to deliver full hybrid equivalent fuel economy 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 fuel economy and CO 2 emissions approaching those of a Prius.
Independent on-engine test results have verified the simulation predictions that a Torotrak V-Charge variable drive mechanical supercharger enables more ambitious levels of engine downsizing. Next generation downsizing and downspeeding remain the industry’s best near-term solutions for reducing carbon emissions.
Continental’s new XL3 high-performance solenoid injector for gasoline direct injection systems is currently in volume production for a four-cylinder, 1.5-liter Compliance with future emissions standards such as Euro 6b (from 9/2014) and Euro 6c (from 9/2017) will call for further improvements in engine combustion processes.
Operating range of 2-stroke CAI fueled with gasoline, E10 and E85. homogeneous charge compression ignition, HCCI) combustion processes offer the promise of simultaneously reducing fuel consumption and NO x emissions. Zhang et al. 2013a) Click to enlarge. Controlled autoignition (e.g., Controlled autoignition (e.g.,
CPT says that the RegEnBoost system enables a typical family-sized car to achieve less than 100 g/km CO 2 with a 1-liter gasoline engine, but when required can offer the same lively performance and in-gear acceleration of a 2-liter naturally aspirated powertrain.
Delphi is introducing a new range of liquid cooled charge air coolers (LCCACs) for both gasoline and diesel engines. To reduce tailpipe emissions and improve fuel economy while maintaining maximum driver satisfaction, vehicle manufacturers are turning to downsized engines.
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