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Innovators at NASA’s Glenn Research Center have developed an automated pulse-and-glide technique using a flywheel energy storage system for on-road vehicles; the technology, which NASA Glenn says can improve fueleconomy over existing internal combustion or battery hybrid systems by 40-100%, is available for licensing.
The new SuperTruck achieved a 54% increase in fueleconomy. and Peterbilt Motors Company, a division of PACCAR, released test results showing their demonstration SuperTruck tractor-trailer achieved a 54% increase in fueleconomy, averaging nearly 10 mpg US (23.5 Click to enlarge. Cummins Inc.
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 However, he added, the internal goal is “ significantly higher, ” and is targeting the GHG limit.
Prototype low-viscosity ionic liquid-additized engine oil demonstrated a 2% improved fueleconomy compared to Mobil 1 5W-30 engine oil (3.93% over the 20W-30 baseline oil) in standard fuel efficiency engine dynamometer tests. Fuel Efficiency Lubricating Oils' wt% concentration under both room and elevated temperatures.
The gap between official and real-world fuel-economy figures in Europe has risen to about 38%, according to a new report published by the International Council on Clean Transportation (ICCT). Source: ICCT. Click to enlarge. Ten years ago the discrepancy between these real-world and sales-brochure values was at 10%.
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.
Further, at low loads, the ESTEC engine improves fuel consumption by 11% in the JC08 mode. Improving the vehicle fueleconomy is a must due to the climate change and energy issues. 1 and internal EGR.) To address this, at low load, Exhaust VVT is advanced and internal EGR is used. 1 and water-cooled EGR.
Electric vehicles (EVs) will need to increase their combined market share to 16% by 2020 for markets to achieve the aggressive fueleconomy standards set by regulators, according to new research by the World Energy Council, the UN-accredited global energy body representing the entire energy spectrum.
Cumulative greenhouse gas emissions versus vehicle mileage for (a) internal combustion engine and battery electric sedans, SUVs, and pickup trucks, and (b) hybrid electric and battery electric sedans, SUVs, and pickup trucks. For battery-electric vehicles and internal-combustion-engine vehicles, the breakeven time is 1.2 Woody et al.
Researchers at Jilin University (China) have investigated the effect of gasoline components on fueleconomy, combustion and emissions in a GDI (gasoline-direct-injection) engine. The team subsequently followed up this first study with a second, exploring the effects in a PFI (port-fuel-injection) engine. —Han et al.
New analysis commissioned by Ceres, a sustainability nonprofit organization working with investors and companies, suggests that national fueleconomy and emissions standards can help increase the viability and international competitiveness of domestic automakers and suppliers. The analysis, “ What’s Driving the U.S
l/100 km) in 2016, the The ICCT team assessed increased consumer label fueleconomy (as opposed to the regulatory test fueleconomy) to 35 mpg (6.71 The resulting trajectory would reduce CO 2 emissions by half and increase fueleconomy by more than 60% from 2016 through 2030.
The all-new 2019 Volkswagen Jetta, unveiled in January at the North American International Auto Show (NAIAS) in Detroit ( earlier post ) will offer improved EPA-estimated fueleconomy for the model: 30 mpg city (7.8 L/100km) and 40 mpg (5.88 L/100km) highway, for a combined 34 mpg (6.91
safety regulator has officially launched more relaxed fueleconomy standards, following a similar move from the Environmental Protection Agency (EPA) made a few months ago. The National Highway Traffic Safety Administration (NHTSA) has officially announced new fuel standards requiring an average fleet fueleconomy of 50.4
Using current technologies, all evaluated biofuel, battery electric, and hydrogen fuel cell vehicle pathways offer significant C2G GHG emissions reduction compared to the current gasoline internal combustion engine vehicle. Key assumptions for these two scenarios (e.g., powertrain efficiency, component weights, etc.)
Researchers at ORNL, in partnership with FCA US and Nemak USA, have developed a new suite of aluminum-based alloys that could give automakers a boost in achieving ambitious fueleconomy goals. Earlier post.) Testing continues with FCA and Nemak to evaluate the alloy’s durability in engine applications.
Vehicle fueleconomy improvements have slowed globally, according to the latest report from the Global FuelEconomy Initiative (GFEI): FuelEconomy In Major Car Markets: Technology And Policy Drivers 2005-2017. Overall, global fueleconomy has improved by an average of 1.7% L ge /100 km.
At the 2 nd International Conference Automotive 48 V Power Supply Systems , held last week in Düsseldorf, Germany, Controlled Power Technologies (CPT), a major sponsor of the event, together with leading car makers and Tier 1 suppliers, argued the need for an internationally agreed 48V electrical standard.
The valve control technology regulates the duration of valve opening and closing according to driving conditions, achieving a 4% boost in performance and a 5% improvement in fuel efficiency. The technology cuts emissions by 12%.
Toyota introduced the next-generation three-row 2020 Highlander SUV at the New York International Auto Show. Arriving in Toyota dealerships in winter, the Highlander gasoline model will arrive in December 2019 and the Highlander Hybrid will make its way to customers in February 2020.
The study considers five different powertrains (internal combustion engine, hybrid-electric, plug-in hybrid-electric, fuel-cell-electric, and battery-electric) and 12 cost components (purchase cost, depreciation, financing, fuel, insurance, maintenance, repair, taxes, registration fees, tolls and parking, payload capacity and labor).
Further, the aluminum top hat can meet or exceed performance criteria while using the same package space as steel, offering an opportunity for weight savings that translates into improved fueleconomy and lower emissions on an internal combustion engine vehicle, or greater performance and range or reduced battery size for electric vehicles.
As she outlined it: eAssist provides a average 25% fueleconomy improvement over a traditional internal combustion engine vehicle. GM estimates it will save a driver of a larger car about $1,850 a year in fuel. The technology is targeted for individuals who want a large sedan with compact car fueleconomy, Fletcher said.
The transaxles, built for the Toyota Sienna and Highlander hybrid vehicles, change their power input with either electric power or internal combustion engine depending on driving conditions to achieve the best fueleconomy.
The revised hybrid system boosts output to 134 hp (up from 121) and 156 lb-ft (212 N·m) of torque (up from 146 lb-ft / 200 N·m), while EPA-estimated combined fueleconomy reaches 47 mpg. The EPA combined fueleconomy rating is 44 mpg. The upgraded hybrid system improves acceleration and mid-range power.
Dana Holding Corporation will present its VariGlide planetary variator for beltless continuously variable transmissions (CVTs) at the International VDI Conference, to be held 21-22 June 2016, in Friedrichshafen, Germany. In 2012, Dana formed a strategic relationship with Fallbrook Technologies Inc.
The EPA released its annual Automotive Trends report, and findings reveal that Tesla is leading the way with the lowest tailpipe CO2 emissions and the highest fueleconomy of all large manufacturers. Stellantis had the highest new vehicle average CO2 emissions and lowest fueleconomy of the large manufacturers, the report noted.
SAE International has released J2464: Electric and Hybrid Electric Vehicle Rechargeable Energy Storage System (RESS) Safety and Abuse Testing , a revised recommended practice for establishing safe battery systems. Widespread use and adoption of J2464 will advance that goal.
The proposal would also drive fuel efficiency improvements for heavy-duty pickup trucks and work vans. NHTSA’s proposed fueleconomy standards complement and align with the Environmental Protection Agency’s recently proposed emissions standards for similar vehicle fleets.
A letter from talking heads at an outfit called the American Automotive Policy Council outlines what it estimates billions of dollars in fines could be levied at companies like General Motors and Stellantis if a government proposal to hike fueleconomy standards through 2032 is adopted.
Volkswagen of America will introduce the Passat BlueMotion Concept at the 2014 North American International Auto Show in Detroit next week. In this case, the Passat BlueMotion Concept has a manufacturer-estimated highway fueleconomy of 42 mpg (5.6 l/100 km), best-in-class among non-hybrid, gasoline-engined mid-size sedans.
While oil will remain the most widely used fuel, overall energy demand will be reshaped by a continued shift toward less-carbon-intensive energy source as well as steep improvements in energy efficiency in areas such as transportation, where the expanded use of advanced and hybrid vehicles will help push average new-car fueleconomy to 48 mpg (4.9
Hyundai Motor Group will collaborate with the Saudi Arabian Oil Company (Aramco) and King Abdullah University of Science and Technology (KAUST) jointly to research and develop an advanced fuel for an ultra lean-burn, spark-ignition engine that aims to lower the overall carbon dioxide emissions of a vehicle.
The CDP CNG Cruze will certified to the cleanest emissions standard available for an internal combustion engine, according to CDP President Kevin Fern. equipped CNG Cruze outputs 20 hp and 24 ft-lbs torque over its competitor, while maintaining nearly the same fueleconomy. Fern said that the 1.8L-equipped
seconds, but the real highlight of the mild hybrid system is its improved fueleconomy. According to Geely Auto Group CTO Feng Qingfeng, the Bo Rui GE MHEV delivers fueleconomy of 5.8L/100 By 2020, we aim to bring that level up to 25% improving the fueleconomy of B-segment vehicles to under 5L/100km.
An automotive TEG is intended to improve fueleconomy by power from waste heat to reduce the electric generator load on the engine. GMZ is targeting a fueleconomy improvement of 5%. GMZ’s TEG also enables silent generation, muffles engine noise, and reduces thermal structure. Click to enlarge. Diuguid, CEO of GMZ.
The Corolla Eco-badged models will achieve an estimated highway fueleconomy rating of more than 40 mpg (5.88 Valvematic offers more than a five-percent improvement in fueleconomy and engine output (140 hp / 104 kW). The LE Eco grade is differentiated by a more efficient 140-horsepower, 1.8-liter
liters and offers a number of high-tech features designed to improve fueleconomy. Despite the engine having a larger displacement and being more powerful than the EA211 fitted in the Jetta, the engine is more efficient in fuel usage. Making 158 horsepower and 184 pound-feet of torque, the new engine increases in size from 1.4
The gap between official fuel-economy figures and the real world for new cars in the EU has reached 40 per cent, according to the latest update by the International Council on Clean Transportation (ICCT) to its on-going research into in-use vehicle fuel efficiency and CO 2 emissions. Earlier post.).
Diamond-like Carbon (DLC) valve lifters and a twin-tank oil pan further contribute to reduced internal resistance. The standard version achieves a drop in fuel consumption from 4.4 l/100 km (fueleconomy of 53.5 The Eco unit does even better, with fueleconomy of below 3.9 mpg US increasing to 57.4
Toyota projects fueleconomy of 52 mpg city / 48 mpg highway / 50 mpg combined for the AWD-e model, and estimates that the AWD-e model—which is debuting at the LA Auto Show—could account for as much as 25% of annual US Prius sales. Due to ultra-low internal friction and efficient combustion, the 2ZR-FXE 1.8-liter
Plug-in hybrids only achieve their maximum emissions benefit when they are actually plugged in daily, and that isn't happening as often as regulators who set emissions rules assume, according to a new study from the International Council on Clean Transportation (ICCT).
Toyota introduced the fifth-generation RAV4 at the New York International Auto Show. When AWD isn’t required (on long stretches of highway, for example), RAV4 can achieve better fueleconomy thanks to the Rear Driveline Disconnect system. The new RAV4 offers two powertrains: the Dynamic Force 2.5-liter Earlier post.).
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