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Developed for hybrid electric vehicles (HEVs) and plug-in hybrid electric vehicles (PHEVs), BorgWarner’s innovative Exhaust Heat Recovery System (EHRS) can improve fueleconomy by up to 8.5% The EHRS reduces mechanical losses by using the energy conserved within the exhaust gas. and reduce emissions significantly.
Researchers at Oak Ridge National Laboratory (ORNL) have quantified the fueleconomy effects of some common driver practices and vehicle accessories or alterations—including underinflated tires, open windows, and rooftop and hitch-mounted cargo. liter four-cylinder engine, also suffered as its fueleconomy dipped 22% from 42.5
Exhaust particle size distributions measured by ELPI (color map) and particle concentration measured by CPC (white line) during individual engine braking conditions (speed change from 32 km/h to 0 km/h). The exhaust sample was taken from the exhaust manifold. The exhaust sample was taken from the exhaust manifold.
fed by multipoint fuel injection (MPI)— and 123 lb-ft (167 N·m) of torque with a 30 mpg city and 40 mpg highway fueleconomy rating. The 2012 Accent’s highway fueleconomy of 40 mpg is an 18% improvement over its predecessor’s 34 mpg highway manual transmission fueleconomy rating.
Automotive News reports that Mazda plans a second generation of SkyActiv engines around 2020 that would achieve 30% better fueleconomy than the current line of Skyactiv engines. Higher compression tends to improve fueleconomy because they can achieve the same combustion temperature with a leaner mix of fuel.
Hybrid Electric Turbocharger for Exhaust Energy Recovery and Transient Lag Reduction. of Rockledge, Florida is developing a hybrid electric turbocharger for cars and trucks that both reduces fuel consumption and improves drivability by shortening the transient response time (reducing turbo lag) during acceleration. Lead organization.
liter, twin-turbo, inline, six-cylinder engine, named Hurricane, that delivers better fueleconomy and fewer emissions than larger engines while at the same time generates more horsepower and torque than many competitors’ naturally aspirated V-8 and boosted six-cylinder power plants. 1 compression ratio and uses 91 octane premium fuel.
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.
Black carbon has a negative impact on the environment and on human health. In addition, the inhomogeneity of the fuel mixture under stratified operation in GDI engines during the compression stroke tends to contribute to higher particulate emissions compared to the exhaust emissions from traditional PFI engines. Earlier post.).
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%.
Ford’s all-new 2011 Ford F-Series Super Duty trucks are equipped with new diesel and gasoline engine powertrains that deliver improvements in torque, horsepower and fueleconomy. liter V-8 gas engine average a 15% improvement in fueleconomy versus 2010 models. Trucks equipped with the new base 6.2-liter axle to a 4.30
The European Union-funded PowerDriver project—a two-year, €3-million (US$4-million) research project initiated in February 2012 to turn exhaust gas waste heat into electricity using thermoelectric generator (TGEN) technology—has completed simulation work on on a potential automotive application.
Power management company Eaton has expanded its portfolio of valvetrain solutions for diesel off-highway vehicles to help OEMs reduce emissions and improve fueleconomy. This technology enables precise valve lift control through HLA, coupled with engine braking capability, which in turn helps reduce emissions and improve fueleconomy.
liter, four-cylinder engine of the new CLA 250 is a member of the BlueDIRECT family of gasoline engines, and was first applied in combination with exhaust-gas turbocharging and external high-pressure exhaust gas recirculation in the E 250 Coupé introduced last year ( earlier post ). (It Source: Vent et al. Click to enlarge.
The California Air Resources Board (CARB) has released the results of a multiyear study evaluating exhaust emissions from the use of California Reformulated Gasoline (CaRFG) that contains 15 volume percent ethanol (E15). The study used two fuels—an E10 and E15. SULEV30, ULEV50, ULEV70, and ULEV125).
The expected fueleconomy ratings will deliver the highest driving range on one tank of fuel yet for Gladiator. There are more than 40 individual shift maps to optimize shift points for fueleconomy, performance and 4x4 capability. 1 to improve fueleconomy and reduce engine noise. axle ratio.
bar IMEP (Indicated Mean Effective Pressure), the ISFC (Indicated Specific Fuel Consumption) achieved is approximately 10% better than current spray-guided direct injection, spark ignition engines. bar load and has four-stroke-equivalent hydrocarbons and carbon monoxide emissions. At 2000 rpm and up to approximately 2.7 Displacement.
Shell has partnered with the Airflow Truck Company to collaborate on a hyper-aerodynamic, fuel-efficient Class 8 concept truck: Starship. This next-generation concept truck features a custom, aerodynamic design and aims to demonstrate improvements in fueleconomy for Class 8 trucks. and ending in Jacksonville, Fla.
Researchers at Environment Canada have found that vehicle exhaust is a significant source of isocyanic acid (HNCO), a toxic gaseous acid that is a product of various forms of combustion and a potential health concern. Automobile exhaust is also a known source of inorganic acids such as nitric (HNO 3 ) and nitrous (HONO) acids.
improvement in city fueleconomy (24.5 Southwest Research Institute (SwRI) announced preliminary test results of its Dedicated-Exhaust Gas Recirculation (D-EGR) demonstration vehicle ( earlier post ) at the SAE 2014 World Congress in Detroit. Hydrogen-enriched exhaust is routed to the intake. mpg) and a 9.2% 2014-01-1190.
Excess heat and pressure from the exhaust gas are recaptured by the turbo-compound unit. The Volvo integrated driveline then uses extreme downspeeding to maintain road speed at lower RPM, saving even more fuel. Volvo Trucks North America’s latest-generation D13 Turbo Compound engine is now standard on all VNL models.
The high-level performance goals of the Partnership are a 25-40% improvement in fueleconomy in a light-duty vehicle (LDV) and achieving 55% brake thermal efficiency (BTE) in heavy-duty engine systems. bio-derived) fuels have the potential to dramatically increase fueleconomy. The potential is significant.
The OPOC diesel engines, designed and built by EcoMotors International in the US, offer a fueleconomy improvement of up to 30% compared to today’s helicopter turbine engines. The OPOC engine is a two-stroke turbocharged diesel engine in which the intake and exhaust ports are at opposite ends of the cylinders.
In other words, they found that they real-world fueleconomy benefit of adoption of HEVs may be better than for estimates based on EPA “sticker” fueleconomy alone. There is very little quantitative data on the fuel and emissions benefits of HEVs during real-world driving. The duo, Britt A. Holmén and Karen M.
Renault has further improved the fueleconomy of its diesel-powered light commercial van Kangoo and Kangoo Express with the ENERGY dCi 71 and 90 models. This figure includes savings on fueleconomy and an oil change (now at 40,000 km, or 25,000 miles) based on a mileage distribution of 36 months/90,000 km (56,000 miles).
A paper on their study appeared online 7 October in the ACS journal Energy & Fuels. They modified the engine to operate under dual-fuel conditions with a flexible selection of diesel/gaseous fuel ratios. Energy Fuels , Article ASAP doi: 10.1021/ef900796p. Credit: ACS, Tsolakis et al. 2009) Click to enlarge.
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.
Help Your FuelEconomy & the Environment. If you’re driving down the road and you notice a quiet car in front of you, you should know that the car’s exhaust system is doing its job. A well-maintained exhaust system is essential in making your ride safe and sound. What does a car exhaust do? Exhaust Manifold.
class not including hybrid vehicles) fueleconomy and CO 2 emissions. In Japan, the New March will be launched this month equipped with idling stop technology achieving a 26 km/L fueleconomy (61 mpg US, 3.85 liter engine, along with the fuel efficiency equivalent to a 1.8-liter Its gear ratio of 7.3
Diamond-like Carbon (DLC) valve lifters and a twin-tank oil pan further contribute to reduced internal resistance. What was already one of the lightest engines of its type was made even lighter by fitting a cylinder head with a built-in exhaust manifold. The standard version achieves a drop in fuel consumption from 4.4
Hydrocarbons in the fuel from the engine can leak out through the air intake system when the car is not running. Traditional solutions involve adding an activated carbon honeycomb or filter to the air intake box to adsorb the hydrocarbons. However, these approaches increase the backpressure, reducing horsepower and fueleconomy.
Top: Gravimetric PM mass, PM mass calculated based on the IPSD method, black carbon, and EC/OC emissions over the LA92 cycle. The found that using a GPF did not show any fueleconomy and CO 2 emission penalties, while the emissions of total hydrocarbons (THC), carbon monoxide (CO), and nitrogen oxides (NOx) were generally reduced.
The new Gamma also features Dual Continuously Variable Valve Timing (D-CVVT), an electronic throttle control, a roller timing chain, variable induction and innovative anti-friction coatings such as CrN Physical Vapor Deposition (PVD) coating and Diamond Like Carbon (DLC) coating. liter engine.
The upside of gasoline direct injection (GDI) engines is widely seen as being improved fueleconomy coupled with an increase in specific power (especially with turbocharging), enabling significant downsizing. The extent of fuel-air mixing can be affected by injection system design. They assumed a baseline fueleconomy of 21.4
The UK Low Carbon Vehicle Partnership is launching a Technology Challenge to provide a platform for promising innovations to be showcased to senior managers and directors of the component and vehicle manufacturers. The Technology Challenge culminates in an awards ceremony and dinner with colleagues from the low carbon vehicles sector.
the E30 and E78—led to statistically significant reductions of 9%–13% for total hydrocarbon (THC); 13%–44% for non-methane hydrocarbon (NMHC); 20%–35% for carbon monoxide (CO); and 17%–36% for nitrogen oxides (NO x ) emissions compared to the high-aromatics E10 fuel. The study found that higher ethanol blends—i.e.,
Bombardier Recreational Products & Vehicles (BRP) has introduced a new two-stroke direct-injection outboard engine that produces up to 75% fewer total regulated emissions, with 15% better fuel efficiency and 20% more torque than leading four-stroke engines: the G2 engines, the next generation of Evinrude E-TEC outboard engines.
A new study quantifying emissions from a fleet of gasoline direct injection (GDI) engines and port fuel injection (PFI) engines finds that the measured decrease in CO 2 emissions from GDIs is much greater than the potential climate forcing associated with higher black carbon emissions from GDI engines. versus 6.3 ± 1.1
liter, 3-cylinder engine –such as adding exhaust VVT and twin injectors- we are now able to offer A-segment customers the best combination of performance and best in class fuel efficiency, in-line with AYGO’s DNA of ‘fun and efficient’. The standard version achieves a fuel consumption of 4.1 l/100 km (57.3 l/100 km (61.8
Ricardo will display the first functional integration prototype of the Advanced Diesel Electric Powertrain (ADEPT) collaborative research project ( earlier post ) in public for the first time this week at the Low Carbon Vehicle Event (LCV 2014) in the UK.
The recuperated engine uses isothermal compression via cryogenic injection to enable significant exhaust to compressed gas heat transfer. Heavy duty vehicles, such as long haul trucks, represent a significant challenge in terms of the reduction of carbon dioxide emissions. Source: Neville Jackson. Click to enlarge. HeatWave II.
Kia’s 48V mild hybrid system uses a lead-carbon battery. Developed by Kia’s European R&D centre, the new hybrid system employs a 48V lead-carbon battery, which powers a small electric motor to increase the engine’s power output and cut exhaust emissions. Click to enlarge. Earlier post.)
In his introductory keynote, Michael Berube, Vehicle Technologies Office Director, Office of Energy Efficiency and Renewable Energy, noted the importance of both engine and fuel technology in a PHEV scenario. If PHEVs are going to play a big role, what is the fuel source for that? the addition of a port fuel injection system.
This project will enable diesel-like efficiency and increased maximum power output in a gasoline engine by using a secondary fuel to suppress engine knock under high load. Increased availability of low cost carbon fiber can enable vehicle weight reduction and improvement in fueleconomy. Plasan Carbon Composites.
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