Volkswagen Millerized 1.5 TSI ACT BlueMotion gasoline engine offers diesel-like fuel economy; derivatives may be applied in hybrid systems

Green Car Congress

Volkswagen has developed and deployed a gasoline engine that offers diesel-like fuel economy but is significantly cheaper to buy. TSI ACT BlueMotion delivers 96 kW / 130 PS with combined fuel consumption of 4.8 Engines Fuel Efficiency Vehicle Systems


Ford Model T: what was its fuel economy, really?

Green Car Reports

In a recent video posted to YouTube, environmental advocacy group The Sierra Club dialed up production values to call out Ford's lobbying efforts to roll back fuel-economy standards. The video showed a man getting into a modern-day Ford, starting the engine, then noting the shift lever had an array of reverse gears but no forward drive. History Fuel Economy Ford Model T

2018 69

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Mazda's SkyActiv-X: diesel fuel economy from gasoline engine

Green Car Reports

The internal combustion engine, now more than 200 years old, will be with us for a long time to come yet. combustion cycle HCCI Fuel Economy SKYACTIVPowering more than 1 billion vehicles on the planet and almost 100 million new ones each year, it is the default way to move vehicles along the world's roads. With its carbon emissions now conclusively implicated in climate change, electric.

EPA fuel economy report finds weight and power leveling off, footprint stable

Green Car Congress

EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and Fuel Economy Trends. The report is the authoritative reference for real-world fuel economy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975. The report found that fuel economy for the US fleet continues to improve. Pickup trucks increased fuel economy by 0.1

2018 89

New larger 2019 Volkswagen Jetta boosts fuel economy over curren generation

Green Car Congress

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 fuel economy for the model: 30 mpg city (7.8 Fuel Efficiency

2018 95

Sandia, TUD optical diagnostic helps reduce emissions while improving fuel economy

Green Car Congress

Initially, the researchers have focused on the combustion of liquid fuel sprays found in engines, where the extreme pressures and temperatures create an environment that is optically challenging. The network promotes collaboration among engine researchers around the world.

2017 78

2017 Audi A3 replaces 1.8L with Millerized 2.0L TFSI; better fuel economy, power and torque

Green Car Congress

The 2017 Audi A3 Sedan and Cabriolet models in the US are now available with Audi’s more efficient Millerized 2.0-liter TFSI engine ( earlier post ) and seven-speed S tronic dual-clutch transmission. l/100 km) from the 2016 A3 with the 1.8-liter engine (a 7.4% Engines Fuel Efficiency

2016 106

FCA US upgrades 3.6L Pentastar V-6; 2-step VVL, cooled EGR; up to 6% better fuel economy

Green Car Congress

FCA has significantly its 3.6-liter Pentastar engine for MY 2016. Pentastar, first introduced in 2009 ( earlier post ), was the first of an all-new line of V-6 engines intended to improve fuel efficiency across the Chrysler, Jeep and Dodge lineup. improvement in fuel economy.

2015 104

AAM develops new axle technology; lighter, more efficient for up to 1.5% better fuel economy

Green Car Congress

QUANTUM driveline technology is scalable across a wide range of vehicle segments and provides substantial advantages regardless of vehicle size: reduced mass, increased power density, improved noise vibration and harshness (NVH) and fuel efficiency gains in a more compact system package.

2017 91

Ford F-150 fuel economy improves with all-new EcoBoost engine and 10-speed transmission

Green Car Congress

Thanks to its all-new 3.5-liter EcoBoost engine paired exclusively with the first volume-production 10-speed automatic transmission available from any automaker, 2017 Ford F-150 sees improvement in all three EPA fuel economy label estimates—city, highway and combined ratings—by 1 mpg over 2016 F-150; the 4x4 model improves by 2 mpg combined. F-150 remains the only truck in its segment to offer a twin-turbocharged gasoline engine.

2016 69

UPS updates 125 Workhorse E-GEN series hybrid electric step vans with smaller genset engine for better fuel economy

Green Car Congress

UPS announced an update to 125 Workhorse E-GEN series hybrid electric delivery trucks that improve fuel economy as part of the company’s broader Rolling Laboratory approach. A compact, quiet-running 650cc 2-cylinder engine replaces the previous 2.4L

2016 78

WEC report: EVs need 16% market share by 2020 for fuel economy standards to be met

Green Car Congress

Electric vehicles (EVs) will need to increase their combined market share to 16% by 2020 for markets to achieve the aggressive fuel economy standards set by regulators, according to new research by the World Energy Council, the UN-accredited global energy body representing the entire energy spectrum.

2016 108

New Gen5 Honda CR-V gets first turbo, better fuel economy

Green Car Congress

The completely redesigned and reengineered 2017 CR-V, going on sale this winter, features the model’s first turbocharged engine and new features and technologies. Honda unveiled the fifth-generation CR-V, America’s best-selling SUV over the past 20 years.

2016 101

Honda includes stop-start system in new 2016 Honda Pilot for improved fuel economy, new 9-speed

Green Car Congress

The 2016 Pilot features a new 3.5-liter, direct-injected i-VTEC V-6 engine with two-stage Variable Cylinder Management (VCM) cylinder deactivation technology. Keeping the valves closed in the cylinder to stop fuel supply also prevents aspiration in that cylinder.

2015 110

CMU study highlights lower-cost design path to fuel economy compliance: acceleration trade-off

Green Car Congress

A team at Carnegie Mellon University has found that engineering design modifications that compromise other performance attributes—specifically acceleration—offer a pathway to reduce the cost to automakers of compliance with fuel economy standards. NHTSA meets this requirement by evaluating the costs and benefits of various fuel efficiency technologies. Fuel Efficiency

2017 60

Volvo engines get to the ART of fuel economy

Green Cars News

Innovative technology has become integral in the fight to lower fuel consumption and emissions: and now Volvo can add its own masterpiece to the collection. Green cars Latest news Volvo fuel economy green cars i-ART techology Volvo Engine Architecture

Will Fuel Economy Rules Require Future Cars To Use Premium Gas?

Green Car Reports

Carmakers are pursuing continual fuel-economy gains to meet the Corporate Average Fuel Economy (CAFE) standard of 54.5 Their engineers work to squeeze every last bit of efficient from cars and trucks, but so far there's been little consideration of the fuel itself. Some efficiency-focused upgrades to standard gasoline engines. Gasoline Fuel Economy octane

2015 62

2016 Ram 1500 HFE EcoDiesel fuel-economy review: 24-mpg full-size pickup truck

Green Car Reports

You might view it as this decade's version of the Camaros, Mustangs, and Mopars that emerged in earlier days from back-corner "skunkworks" engineering groups at each Detroit automaker. Fuel Economy EcoDiesel Ram 1500 EcoDieselIt may not look like it, but the Ram full-size pickup you see here may be one of the more interesting new trucks on the road today.

2016 63

Complex engine tech gets better ratings, does little in real world: report

Green Car Reports

Lately, automakers haven't been touting the rising fuel economy of new vehicles, but it has to continue rising to meet reductions in the legal levels of carbon emitted. While major strides in fuel economy have been made over the past five years, the complex engine technologies and other improvements turn out to have less effect in real-world. emissions hybrid downsizing CAFE Fuel Economy Turbocharging EPA Ratings Corporate Average Fuel Economy

2017 71

Fiat Chrysler to offer 4-cylinder turbo four to boost fuel economy

Green Car Reports

You'd expect an engine named Hurricane to be fairly powerful. And Fiat Chrysler Automobiles (FCA) has dropped hints that it would launch a new 2.0-liter 4-cylinder engine since as far back as 2013. Now it appears that engine is getting closer to production—and could boast nearly 300 horsepower. turbocharged Fuel Economy Fiat Chrysler Automobiles (FCA

Jeep 61

Diesels Still Needed For Truck Fuel Economy Despite VW Scandal: Advocate

Green Car Reports

He's executive director of the Diesel Technology Forum, a non-profit organization dedicated to raising awareness about the importance of diesel engines, fuel, and technology. pickup VW CAFE Corporate Average Fuel Economy Truck Volkswagen diesel scandalAllen Schaeffer probably doesn't have the easiest job these days.

2016 63

Toyota implements Atkinson cycle in non-hybrid ESTEC engine; up to 38% thermal efficiency and improved fuel economy

Green Car Congress

Performance of the new ESTEC engine (1NR-FKE) compared to the current 1NR-FE engine applied in the Yaris. The Atkinson cycle with a high compression ratio is a common approach that hybrid vehicle engines use to enhance thermal efficiency. Engines Fuel Efficiency

2014 95

Consumer Reports testing finds many small turbo engines underperforming; fuel economy, acceleration no better than in larger conventional powertrains

Green Car Congress

Consumer Reports’ own fuel economy tests of vehicles equipped with small turbocharged engines has found in many cases that the turbocharged cars tested by CR have slower acceleration and no better fuel economy than the models with larger conventional engines, the organization said.

2013 106

GM to introduce strong hybrid version of Malibu; combined fuel economy above 45 mpg; leverages Volt

Green Car Congress

Using technology from the 2016 Chevrolet Volt propulsion system ( earlier post ), Malibu Hybrid will offer an estimated combined fuel economy rating exceeding 45 mpg (5.22 engine with start/stop. Engine and Drive Unit. —Jesse Ortega, Chevrolet Malibu chief engineer.

2015 102

DLR working with Yamaha on thermoelectric generators for vehicles; seeking 3-5% gain in fuel economy

Green Car Congress

Internal combustion engines in vehicles use only about one-third of the potential energy in the fuel for propulsion; the remaining two-thirds are lost as waste heat. The goal of the DLR scientists is to reduce fuel consumption by 3-5% percent using thermoelectric generators.

2017 92

ICCT: incremental technology can cut vehicle CO2 by half and increase fuel economy >60% through 2030 with ~5% increase in price

Green Car Congress

l/100 km) in 2016, the The ICCT team assessed increased consumer label fuel economy (as opposed to the regulatory test fuel economy) to 35 mpg (6.71 Advanced engines. Based on updated engineering teardown analysis by FEV, ICCT reduced these costs to $91–$185.

2017 99

CPT, TU Wien study finds 48V mild diesel hybrid cuts engine-out NOx 9%, 4.5% fuel economy improvement

Green Car Congress

A joint study by Controlled Power Technologies (CPT) and Austria’s Technische Universität Wien (TU Wien) into 48V diesel mild hybrid technology verified a 9% reduction of NO x in raw engine-out emissions, while retaining the fuel economy and CO 2 benefits of diesel engine technology. —Paul Bloore, CPT’s manager responsible for applications engineering and strategic projects.

2017 60

Tougher testing for emissions may mean bigger engines, but why?

Green Car Reports

Stricter global emissions standards have led many automakers to downsize engines, but that trend may be about to reverse itself. Cutting displacement is a relatively straightforward way to improve fuel economy. emissions CAFE Fuel Economy Turbocharging Corporate Average Fuel EconomyBut as regulators move toward adoption of more realistic testing procedures in the wake of the Volkswagen diesel scandal, automakers may.

2016 79

New Honda Fit Hybrid improves fuel economy 35% over outgoing model; best hybrid (non plug-in) fuel economy in Japan

Green Car Congress

achieved fuel economy of 36.4 Atkinson cycle (high expansion ratio cycle) engine, the sport hybrid i-DCD consists of a 7-speed dual clutch transmission (DCT) system with a built-in high-output motor, and IPU (intelligent power unit) equipped with a built-in lithium-ion battery.

2013 85

2016 Land Rover Range Rover Sport HSE Td6: fuel economy review of luxury diesel SUV

Green Car Reports

Buyer expectations of a silent, refined driving experience traditionally kept diesel engines out of the upper echelons of the automotive market, but times have definitely changed. Fuel EconomyWitness the major expansion by Jaguar Land Rover to offer American buyers a 3.0-liter turbo diesel V-6 in a large number of car and SUV models. A decade ago, the diesels.

2016 56

Pinnacle Engines introduces new opposed-piston engine with a promise of 30-50% better fuel economy

Green Car Congress

Illustration of a three-cylinder configuration of the Pinnacle opposed-piston engine. Startup Pinnacle Engines unveiled plans to commercialize a new, more efficient combustion engine by 2013. a Pinnacle Engines development partner. Engines

2011 91

2017 Jaguar XE 20d fuel economy review

Green Car Reports

Diesel engines were just getting a foothold in the United States and Volkswagen had to go ruin it. What a shame. At this point, it looks like diesel is dead for cars in the U.S., though it may hang on for SUVs and will certainly continue in heavy duty pickups. Yet in these uncertain times for oil burners, Jaguar has decided to stick with its plans

2016 60

NASA Glenn develops automated flywheel pulse-and-glide system; improving fuel economy up to 40-100%

Green Car Congress

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 fuel economy over existing internal combustion or battery hybrid systems by 40-100%, is available for licensing. in their 2009 study, a driver in a conventional vehicle must shut off the engine manually to apply this strategy optimally.).

2013 95

Cummins progressing with lightweight downsized T2B2 diesel for pickup; 40% improvement in fuel economy over gasoline V8

Green Car Congress

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 Cost of the new engine relative to gasoline baseline.

2014 113

2016 Mazda CX-9 shows 32% improvement in EPA-estimated fuel economy over predecessor; SKYACTIV-G 2.5 turbo

Green Car Congress

Mazda North American Operations released EPA-estimated fuel economy figures for its all-new 2016 Mazda CX-9. In Canada, NR Canada estimates of fuel consumption put the improvement at 35%.). engine, which produces the power of a V-6 engine without the fuel-efficiency penalty.

2016 85

Ford to offer cylinder deactivation for 1.0L EcoBoost in 2018; 6% fuel economy boost; global first for a 3-cylinder

Green Car Congress

liter EcoBoost gasoline engine with innovative cylinder deactivation technology for further reducing CO 2 emissions and improving fuel efficiency by up to 6%. EcoBoost with cylinder deactivation will debut in early 2018, becoming the first production three-cylinder engine with that fuel-saving feature. —Bob Fascetti, vice president, Global Powertrain Engineering, Ford. —Denis Gorman, powertrain engineer, Ford of Europe. liter engine.

2016 83

Toyota details next-generation hybrids, more efficient gasoline engines

Green Car Reports

That means that automakers continue to work ceaselessly on more efficient gasoline engines and lighter vehicles to put them in. Future Cars Fuel Economy TransmissionsCars with plugs may be the cleaner and greener future, but at the moment, they make up only about 1 percent of global sales approaching 100 million vehicles a year. Last week, Toyota summarized its plans in that arena and.

2018 60

ORNL researchers quantify the effect of increasing highway speed on fuel economy

Green Car Congress

Huff Fuels, Engines and Emissions Research Center, Oak Ridge National Laboratory. It also offers consumer information and advice pertaining to vehicle fuel economy and energy-related issues such as driving tips. Engines Fuel EfficiencyJohn F. Thomas, Brian H.

2013 99

Production Peugeot diesel sets new test circuit long-distance fuel economy record: 117.5 mpg US

Green Car Congress

A 1.6-liter BlueHDi 100 S&S PEUGEOT 208 has set a new long-distance fuel consumption record, under the supervision of the UTAC: 1,337.19 gallons (43 liters) of Diesel, with an average fuel economy of 117.5

2015 95

Nissan boosts fuel economy of 2013 Pathfinder SUV by 30%, drops weight by 500 lbs

Green Car Congress

Fuel economy is rated at 26 mpg highway / 20 mpg city and 22 mpg combined for the 2WD model (9.0, engine was EPA-rated at 22 mpg highway / 15 mpg city and 17 mpg combined. Engines Fuel Efficiency Transmissions Weight reduction2013 Pathfinder. Click to enlarge.

2012 109