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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 fuel economy (CAFE) target of 26 mpg (9.05 Cummins made extensive use of aluminium as well as space-saving design features for new engine weight control.
The Volvo Car Corporation is introducing a new, downsized engine range consisting solely of four-cylinder gasoline and diesel engines. The new powertrains are also up to 90 kg lighter than the present ones and fuel economy is improved by up to 35%. It covers the range from high-power and -torque variants to fuel-efficient derivatives.
At the recent 2013 SAE World Congress, engineers from Bosch and AVL presented papers on progress in the ACCESS project, describing the design, combustion development and controls development for a resulting 4-cylinder gasoline turbocharged direct injection (GTDI) engine with part-load HCCI capability. Earlier post.). —Wheeler et al.
An analysis by FEV of a modeled automotive scale version of Pinnacle’s 4-stroke, spark-ignited (SI), opposed-piston, sleeve-valve architecture engine ( earlier post ) concluded that the engine has the potential to deliver significant additional fuel economy benefits of up to 42.6% Fuel economy. increase in fuel economy (37.5
The Advanced Elastoval II piston enters series production later this year in a new European passenger car, where it contributes to gains in fuel economy and reductions in CO 2. piston design, analysis tools and testing at Federal-Mogul’s global development centers have. optimized design. optimized design. Advances in.
The new timing chain is designed to reduce friction, resulting in as much as 0.3 improvement in fuel economy based on customer testing. BorgWarner will produce the new low-friction engine timing chains for a variety of 0.66- to 2.0-liter liter gasoline engines for vehicles in Japan, China and Korea.
This trend of increasing demand for higher octane gasoline is likely driven by changes in fuel requirements for light-duty vehicles (LDV) in response to increasing fuel economy standards, which will have widespread implications for future gasoline markets, according to EIA analysts. of the LDV market by 2025.
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 fuel economy. Introducing full hybrid technology into the B-segment presented Toyota with several unique engineering challenges.
The team sees further potential for fuel economy improvement with engine downsizing. Estimated drive-cycle fuel economy and emissions—based on the single-cylinder 0.66L research engine efficiency and emissions maps—was 32.4 H2-DI showed a combined cycle fuel economy improvement to 45.4 Source: Wallner 2011.
Google and the IEEE have launched the Littlebox Challenge—an open competition to design and build a small kW-scale inverter with the highest power density (of at least 50 W/in 3 , or 3.05 kW/L) in an enclosure of less than 40 in 3 in volume (0.66L). 10s of microfarads vs. 100s of microfarads) is acceptable.
SAE’s 2012 High Efficiency IC Engine Symposium in Detroit—the second as an immediate precursor to the SAE World Congress—opened on Sunday with a consideration of several alternative engine designs: opposed piston 2-stroke (Achates Power); variable compression ratio (MCE-5); split cycle (Scuderi); and advanced rotary (Liquid Piston).
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. L/100km), if the vehicles were to meet this CO 2 level all through fuel economy.
Computer-generated image of the Turbulent Jet Igniter, designed to replace the spark plug in a modern spark ignition combustion system. The switching of combustion modes limits fuel economy improvements and maximum compression ratio for knock avoidance. Click to enlarge. The system also reduces engine-out NO x by more than 99%.the
Schematic diagram of the successful “shoebox” reformer design and a picture of the core, after insertion of the catalyst. A team at Monsanto and colleagues at AVL Powertrain have successfully designed and demonstrated an onboard low-temperature ethanol reformer that can be driven by exhaust heat. Credit: ACS, Sall et al.
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. Emitec is heading up the work on aftertreatment design and improvements.
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. 1, and the engine is designed to run on 98 RON gasoline. Earlier post.). The approach. mm; compression ratio is 11.5:1, Source: Ford.
Small displacement engines offer excellent CO 2 and fuel economy benefits; they have lower parasitic losses and operate more efficiently under part load conditions. They have also designed a 100 mpg UK (83 mpg US, 2.8 It comprises materials experts and vehicle designers as well as body and powertrain engineers.
downsized, turbocharged) gasoline engine, as operating an engine with higher compression ratios at low load can increase fuel economy compared to operating an engine with fixed compression ratio. Use of a variable compression ratio (VCR) could be one technology approach to reducing fuel consumption in highly boosted (e.g.,
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 fuel economy and enabling technologies such as the EcoBoost engines. Fiesta will be available with the 1.0-liter
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 fuel economy product strategy—said Dan Kapp, Director, Ford Powertrain Research and Advanced Engineering, during a briefing on the company’s fuel economy strategies in Dearborn. Planning background.
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.
The Proving Factory is a UK collaborative project designed to bridge the market gap between technology developers making innovative, low-carbon “proof of concept” prototypes, and the need to develop vehicle manufacturer’s confidence in the new technology by providing volume supply.). Background.
Initial design layout of the Rotrak system with the corresponding block diagram. 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 fuel economy benefits. Source: Stone (2010). Click to enlarge.
The aluminium piston’s design uses the company’s DuraBowl process ( earlier post ) to create a reinforced combustion bowl rim to withstand the high mechanical and thermal loads. downsized diesel engines with improved fuel economy and CO 2 emissions. BMW is the first to use the piston in its triple-turbo 3.0-liter
Automakers are turning to downsized turbocharged engines to satisfy more stringent global fuel economy and emission regulations and customer demand for better-performing vehicles. 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
The unit features a six-hole GDI injector, pressured to a higher-than-average 200 bar, securing a clean combustion and improving fuel economy and emissions to fulfill Euro 6c emission standards, three years ahead of their introduction in 2017. The relocated and re-engineered turbo means throttle response time and low-end torque have improved.
Ford says the engine can deliver up to 15% better fuel economy than comparable six-cylinder engines. Class-exclusive Active Grille Shutters are designed to help improve MKC fuel efficiency at highway speeds. The three-port IEM and twin-scroll turbo design really opened us up to have outstanding power and refinement.
Each pixel in each 3d contour represents a design which plots an attribute against a design feature or a design feature against another design feature to identify optimum combinations to deliver desired effects. With the Generation 3 HEV system, Ford decided to downsize the engine from a 2.5L Click to enlarge.
As a result, as the ethanol content of the fuel is increased, the fuel economy and driving range for a given fuel tank size are reduced. Downsizing/downspeeding. This increase in BMEP can enable downsizing of the engine displacement and/or downspeeding through revised gear ratios, findal drive ratio, or shift scheduling.
Featuring the application of Honda’s VTEC variable valve control technology along with direct injection turbocharging with highly-fluidized combustion and a thorough reduction in engine friction, this engine achieves class-leading output and environmental performance, while downsizing engine displacement, Honda said. engines: 2.0L
Improving battery power to such as level would further enable hybridization to near-HEV levels as well as engine downsizing, thereby enabling fuel economy improvements beyond the current 10-15% MHEV limit. Finally, partial hybridization using the 48V powertrain may be integrated to improve fuel economy. —Abdellahi et al.
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.)
The testing process compares fuel economy performance from the vehicle in its original condition with the performance using XL Hybrids’ charge-sustaining hybrid system. XLH engineers have already designed the next-generation release, in which the battery pack is downsized to 1.5 The company had been targeting a 20% reduction.
Downsized EcoBoost engines feature turbocharging, direct injection and other technologies and replace larger engines with no loss of performance and with lower fuel consumption. Yet, despite its small capacity and proportions, the design delivers power and performance to rival a traditional 1.6-liter liters globally. In the all-new 1.0-liter
The analysis used the Ohio State University EcoCAR, a student prototype PHEV, as the basis for the preliminary fuel economy evaluation. They then designed a quasi-static thermodynamic model of an Organic Rankine Cycle (ORC) optimized to fit the prototype vehicle. The OSU EcoCAR PHEV powertrain. Skarke et al.Click to enlarge.
Hyundai expects the 2016 Sonata Hybrid to improve fuel economy more than 10%. The 2016 Sonata Hybrid features a downsized 2.0-liter The 2016 Sonata Hybrid features a downsized 2.0-liter a 10% improvement over the previous Sonata Hybrid, thanks to the compact battery pack dimensions and efficient design.
Among the changes in the new Juke are a new design at the front and rear with greater emphasis on both premium refinement and sporty design cues; a new downsized 1.2-liter liter turbocharged engine offering greater performance, economy and lower emissions; a revised 1.6-liter Click to enlarge.
FEV performed engine mappings in a dynamometer test cell to evaluate the fuel economy of Pinnacle’s TP90 scooter engine compared to a benchmark engine (N15) from Pinnacle’s Asian OEM partner. Due to the major differences in engine design, these settings differ significantly. He expects those to be addressed in another month or so.
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.
The product is designed for integration into both Otto and Diesel engines to deliver enhanced torque, emissions control and CO 2 reduction. When applied to a radically downsized 1.2-liter When applied to a radically downsized 1.2-liter VTES is optimized to use the standard 12V vehicle architecture. Compared with a 1.6-liter
FEV provided early development stage support for the engine in the area of design and CAE, combustion development, and engine build for 36 engines. This is a prime example of FEV’s business model, which is designed to integrate its expertise into the development process for customer propulsion systems on an as-needed basis.
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.
Engines as one of the propulsion components in HEVs significantly affect vehicle fuel economy and emission performance. Among their findings: LTC-HEVs offer the opportunity for fuel economy improvement when further engine downsizing is limited. Future engine designs could consider Otto-Atkinson cycle to improve power density.
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