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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.
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. 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 proves that downsized engines can go hand in hand with our customers’ expectations on luxury and driving pleasure. It’s time to stop counting cylinders.
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.
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 fuel economy and emissions regulations.
The new Advanced Elastoval II piston is lighter, delivers increased power outputs and can withstand the higher pressures that occur late in the combustion cycle of highly charged downsized 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. generation pistons.
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 need to reduce CO 2 emissions is leading to downsized engines, heavily boosted by turbo- or supercharging. The Rotrak solution overcomes this constraint by connecting the supercharger to the engine by a compact variable drive, allowing efficient operation across the whole engine speed range.
This marks Toyota’s first downsizing of its HSD technology. As in the standard Prius, the Prius+ features three on-demand drive modes to increase the capabilities of the full hybrid powertrain, including the EV mode for zero emissions, zero fuel consumption, all-electric driving.
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. engine also incorporates an integrated stop-start system, which further reduces fuel consumption and emissions. The ETHOS 2.8L demo truck. Click to enlarge.
The new Polo GTI, in what Volkswagen is calling “textbook downsizing”, is powered by a new 1.4-liter L/100km (40 mpg US)—equivalent to CO 2 emissions of 139 g/km. The new Volkswagen Polo GTI. Click to enlarge. Volkswagen is premiering the new Polo GTI. Weighing 1,194 kg, the Polo GTI accelerates to 100 km/h in 6.9
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.
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.
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 fuel economy and CO 2 emissions approaching those of a Prius.
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).
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 fuel economy improvement with engine downsizing. L/100km, respectively), with NO x emissions of 0.017 g/mile. Emissions other than NO x are negligible for hydrogen combustion.).
Peugeot continues to improve engine efficiency with a downsizing strategy for its gasoline and HDi FAP diesel engines. This technology reduces both fuel consumption and CO 2 emissions by up to 15%. The 3008 HYbrid4 offers a reduction of fuel consumption and CO 2 emissions on the order of 35%—3.8L/100 100% Electric vehicles.
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. The CO 2 emissions of the i30 CNG concept car are just 87 g/km, which already meet strict Euro 6c emission standards.
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.).
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.
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.
Hyliion’s Hybrid system can be installed on most major Class 8 commercial vehicles to help reduce fuel usage, decrease greenhouse gas emissions, improve performance, and reduce operating costs. Hypertruck ERX pairs a downsized generator with a small battery pack. The design has already passed UN 38.3
Steels hardened in this way are suited for use in components subjected to high mechanical and thermal loads in downsized, energy-efficient and low-emission engines of the future. Combustion engines still have potential to save energy and reduce emissions; a current trend is to use downsized engines of the same or even increased power.
Today’s downsized engines generate higher temperatures in the combustion chamber forming nitrogen oxide (NO x ). BorgWarner’s EGR technologies help automakers reduce NO x to meet stringent emissions regulations by recirculating and cooling exhaust gases to reduce combustion temperatures.
Giving the electric motor an additional gear ratio improves acceleration and pure electric range, benefiting both driving dynamics and CO 2 emissions. GKN’s two-speed eAxle also enables the motor and all associated systems to be downsized, reducing mass and further increasing efficiency. —Theodor Gassmann.
Dearman has launched a partnership with UK retail giant Marks & Spencer, as the retailer seeks to reduce carbon dioxide (CO 2 ) emissions from its chilled deliveries. Dearman’s liquid nitrogen-powered engine ( earlier post ) is zero emission.
With the entire concept of the Nissan ZEOD RC focussing heavily on downsizing and efficiency, Nissan turned to new lubricants partner Total to help develop the engine. We’re aiming to maintain our position as industry leaders in focussing on downsizing.
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. Source: ICCT. Click to enlarge.
To reduce tailpipe emissions and improve fuel economy while maintaining maximum driver satisfaction, vehicle manufacturers are turning to downsized engines. Boosted by turbo- or super-charging, these engines give the performance feel of a larger engine with the emissions and fuel savings of a smaller one.
Port assisted direction injection (PDI)—a dual injection system for combining the benefits of port fuel injection (PFI) and direct injection (DI), and enabling a dual fuel system approach for high compression ratios and extreme downsizing on boosted engines.
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.
The Dearman transport refrigeration system combines cryogenic refrigeration with a Dearman engine ( earlier post ) and a downsized vapor compression refrigeration cycle. The Dearman Engine operates by the vaporization and expansion of cryogenic fluids—specifically, liquid nitrogen.
The engine should yield fuel efficiency gains of more than 50% compared to a downsized, turbo-charged gasoline direct injection engine, while reducing the overall cost of the powertrain system, said Fabien Redon, Vice President, Technology Development at Achates Power. Earlier post.) Achates compression-ignition OP2S. 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 fuel economy and emissions. Many papers have described high-temperature steam reforming of ethanol at around 600 °C but.this temperature is too high to be driven by engine exhaust.
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.
Optimized fuel properties with regard to different emissions Janssen et al. Thus, soot emissions can be reduced significantly while HC and CO emissions are not negatively affected. In order to reduce HC and CO emissions at low engine loads, fuels with a shorter ignition delay are appropriate. Click to enlarge.
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. —Julie Tolley, general manager, Fuel Emissions and Powertrain Controls, Eaton’s Vehicle Group. —Dave Genise.
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. Additionally, with further-refined monitoring functions, the XL3 injector can reduce particulate emissions in GDI engines. Emissions Engines' —Gunnar Lowack.
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.
In a 2010 paper, Roger Stone, Engineering Director, Torotrak noted that conventional turbo- and supercharging technologies are more than capable of delivering the required peak power and torque levels from downsized engines but suffer from a number of. It gives the next generation of downsized powertrains ‘big-engine’ response.
Highly turbocharged alcohol-fueled direct-injection spark-ignition (DISI) engines operated at a high compression ratio could be as or more efficient than diesel engines while also providing advantages of lower vehicle cost, lower emissions and higher power, according to a recent modeling study by Leslie Bromberg and Daniel Cohn at MIT.
The new Yaris Hybrid, which is equipped with a version of the downsized hybrid powertrain featured in the Prius c/Aqua ( earlier post ), is a major step in the company’s full hybrid European roll-out strategy. The downsized full hybrid system combines the new 1NZ-FXE 1.5-liter Fuel consumption is 3.5
The project’s focus on sustainability is evident beyond the target of delivering zero-emission transport for rapid response fleets, such as in the use of recycled carbon-fiber in the motorcycle’s construction, and the selection of a downsized battery pack with fast charging capability that reduces the use of rare earth materials.
liter ELC-Hybrid to downsized 1.4L VTES + SpeedStart. CPT and AVL’s most recent work assesses the potential of a VTES equipped downsized ELC-Hybrid vehicle in combination with the CPT SpeedStart Integrated Starter Generator ( earlier post ) and the UltraBattery. Click to enlarge.
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