PNNL team develops onboard fuel separation technology to enable octane-on-demand for improved fuel economy

Green Car Congress

Researchers at the US Department of Energy’s Pacific Northwest National Laboratory (PNNL) have developed an onboard separation system that could support increased fuel economy and lower greenhouse gas emissions as part of an octane-on-demand fuel-delivery system.

2020 256

Latest EPA automotive trend report shows MY 2017 fleet fuel economy of 24.9 mpg; new record

Green Car Congress

The latest edition of the US Environmental Protection Agency (EPA) annual Automotive Trends Report finds that Model Year (MY) 2017 vehicle fuel economy was 24.9 Since MY 2004, fuel economy and CO 2 emissions have improved in eleven out of thirteen years. Estimated Real-World CO 2 and Fuel Economy. Since 2004, CO 2 emissions have decreased 23%, or 104 g/mi, and fuel economy has increased 29%, or 5.6 Emissions Fuel Efficiency

2019 228

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Trending Sources

Michigan representative: roll fuel economy rules back to 'reasonable' level

Green Car Reports

Right now, the debate over the future of Corporate Average Fuel Economy (CAFE) standards is in full swing. But many within the auto industry—and those sympathetic to it—would like to see those standards rolled. emissions Michigan CAFE Fuel Economy Corporate Average Fuel EconomyToday, they call for a fleet average of 54.5 mpg (or about 38 mpg on window stickers) by 2025 for vehicles sold in the U.S.

2019 Ram 1500 pickup has 48-volt 'mild hybrid' system for fuel economy

Green Car Reports

The dominant news at the 2018 North American International Auto Show in Detroit was about pickup trucks. Detroit Auto Show mild hybrid Fuel Economy start-stop system 48-Volt mild hybridIronically, the Detroit automaker with the fewest electrified models on sale was the only one to bring hybridization to a new truck, in the form of its brand-new 2019 Ram 1500. Fiat Chrysler Automobiles has lagged GM and FOrd on the.

2018 98

ORNL-developed ACMZ aluminum alloy promises better fuel economy

Green Car Congress

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 fuel economy goals. Affordable, lightweight and capable of withstanding temperatures 100 degrees Celsius higher than commercially available automotive cast alloys, ACMZ is proving to be suitable for the next generation of more fuel-efficient internal combustion engines.

2018 174

Fuel-economy rules not the cause of rising auto prices: analysis

Green Car Reports

Lobbyists for big automakers, both domestic and foreign, make no secret about their desire for lower fuel-economy standards. EPA NHTSA CAFE Fuel Economy regulation transportation policyOne argument presented to support a lowering of standards is that the cost of compliance with current rules will be passed on to consumers in the form of higher new-car prices. Carmakers must implement efficiency-boosting.

2016 85

ORNL-developed ACMZ aluminum alloy promises better fuel economy

Green Car Congress

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 fuel economy goals. Affordable, lightweight and capable of withstanding temperatures 100 degrees Celsius higher than commercially available automotive cast alloys, ACMZ is proving to be suitable for the next generation of more fuel-efficient internal combustion engines.

2018 150

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 Making those improvements required a focused approach to fuel efficiency throughout the vehicle development process, as the seventh-generation Jetta grew in most dimensions from its predecessors. Fuel Efficiency

2018 183

New 2019 Toyota Avalon hybrid boosts fuel economy 10% to 44 mpg combined

Green Car Congress

Toyota estimates that the 2019 Avalon Hybrid will boost fuel economy by up to 10% over its MY 2018 predecessor, from 40 mpg (5.88 The new TNGA 2.5-liter four-cylinder Dynamic Force Engine is more fuel efficient, runs cleaner, and is more powerful than previous iterations, and excels at dissipating thermal inefficiencies. Furthering fuel efficiency are new multi-hole nozzle direct injectors (six holes per injector). Estimated combined cycle fuel economy is 26 mpg (9.04

2018 174

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

Green Car Congress

Honda gave the all-new 2016 Honda Pilot SUV its global premiere at the 2015 Chicago Auto Show. For improved fuel efficiency, the 2016 Pilot will also include a stop start feature—Honda’s first non-hybrid application of this technology. Honda VCM deactivates the cylinder by using its VTEC (Variable Valve Timing and Lift Electronic Control) technology to keep the intake and exhaust valves in the closed position to halt fuel supply.

2015 258

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

Green Car Congress

The 2017 CR-V in EX and higher trims will feature CR-V’s first turbocharged engine, a more powerful and fuel-efficient 1.5-liter DOHC, direct-injected and turbocharged in-line 4-cylinder powerplant rated at 190 horsepower (SAE net). Combined with the CR-V’s more aerodynamic body, the new turbocharged engine will garner the highest EPA fuel economy ratings in the compact SUV class, Honda claimed.

2016 195

ICCT update finds real-world vehicle fuel economy gap continues to widen in Europe to 40%

Green Car Congress

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. Running air conditioning systems and entertainment systems increases fuel consumption during real-world driving. Europe Fuel Efficiency Policy Regulations

2015 232

2015 Ford F-150 offers highest EPA-estimated fuel economy among full-size gasoline-powered pickups

Green Car Congress

l/100 km, respectively)—the highest EPA-estimated fuel economy ratings of any gasoline-powered full-size pickup sold in America. The weight savings not only improve fuel efficiency, they improve the new F-150’s capability and performance. The new 2015 Ford F-150 ( earlier post ) 4x2 with Ford’s 2.7-liter EcoBoost engine has EPA-estimated ratings of 19 mpg city, 26 mpg highway and 22 mpg combined (12.4, and 10.7

2014 215

Ford unveils new Focus; 10% better fuel economy; focus on tech; gasoline and diesel

Green Car Congress

The new Focus features a broad suite of Ford advanced driver assistance technologies and advanced EcoBoost gasoline and EcoBlue diesel engines offering a 10% fuel-efficiency improvement across the range. Powertrains are supported by standard Auto Start-Stop for reduced running costs and a six-speed manual and a new eight-speed automatic transmission. A high-pressure fuel rail that now delivers up to 250 bar injection pressure, helping reduce particulates emissions.

2018 174

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

Green Car Congress

Nissan’s new 2013 Pathfinder SUV—the 4 th generation of the vehicle introduced more than 25 years ago— utilizes a new drivetrain featuring a 3.5-liter DOHC V6 engine mated to a next-generation Xtronic CVT (Continuously Variable Transmission) to help provide up to a 30% increase in combined city/highway fuel economy over the previous V6-equipped model while maintaining comparable power. Engines Fuel Efficiency Transmissions Weight reduction2013 Pathfinder.

2012 264

Hyundai introduces hybrid version of new Sonata; 10% improvement in fuel economy over predecessor

Green Car Congress

Hyundai introduced the Hybrid version of the seventh-generation Sonata at the North American International Auto Show in Detroit. Hyundai expects the 2016 Sonata Hybrid to improve fuel economy more than 10%. Sonata Hybrid’s Transmission-Mounted Electrical Device (TMED) delivers the same responsive, engaging driving characteristics Sonata owners expect while improving fuel economy through the use of the larger electric motor.

2015 207

Toyota announces expected fuel economy and pricing for RAV4 Hybrid: 33 mpg combined, entry at $28,370

Green Car Congress

Toyota anticipates that the 2016 RAV4 Hybrid—unveiled earlier this year at the New York International Auto Show ( earlier post ) and the eighth hybrid in Toyota’s line-up—will receive EPA ratings of 34 mpg city / 31 mpg highway / 33 mpg combined (6.9, The RAV4 Hybrid offers a choice of several driving modes: ECO mode optimizes throttle response and air conditioning output to help prioritize fuel economy. Fuel Efficiency Hybrids

2015 209

New Porsche 911 Turbo improves fuel economy by 16%

Green Car Congress

The new generation Porsche 911 Turbo and Turbo S, equipped with new advanced engines, PDK transmission, new combined thermal management system for the turbo engine and the transmission, the new Porsche Traction Management (PTM) all-wheel drive system, and other fuel efficiency technologies such as start/stop and active aerodynamics, have reduced NEDC fuel consumption by up to 16% to 9.7 Engines Fuel Efficiency Vehicle Systems

2013 200

2013 Honda Fit EV receives EPA fuel economy rating of 118 MPGe; highest yet

Green Car Congress

City and highway cycle fuel-economy ratings are 132 and 105 MPGe, respectively. The FIT EV’s fuel consumption rating is 29 kWh per 100 miles; EPA-rated annual fuel cost is $500. CODA Auto. Honda debuted the 2013 Fit EV at the 2011 Los Angeles Auto Show and announced plans to begin leasing the battery-electric commuter vehicle to customers in select California and Oregon markets during the summer of 2012, followed by an East Coast rollout in 2013.

2012 276

New 3rd generation Audi TT diesel offers fuel economy of 56 mpg

Green Car Congress

Standard fuel consumption is 4.2 seconds; top speed is 250 km/h (155 mph); fuel consumption of 6.8 In “auto” mode, this produces optimum traction and balanced driving dynamics. The low overall weight positively impacts especially on acceleration, handling and fuel consumption. Diesel Fuel Efficiency 3 rd generation Audi TT. Click to enlarge. Audi is unveiling the third-generation of its TT compact sports car at the Geneva Motor Show.

2014 256

ICCT: gap between official and real-world fuel economy figures in Europe reaches ~38%; call to implement WLTP ASAP

Green Car Congress

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). However, by aggregating large sets of on-road fuel consumption data, clear trends can be observed. In total, these sources furnish fuel consumption and CO 2 emission data from more than half a million vehicles. Europe Fuel Efficiency Policy Regulations

2014 268

Urban Air Initiative-led coalition calls on EPA to recognize high-octane ethanol blends for fuel economy standards

Green Car Congress

In comments submitted to the US Environmental Protection Agency (EPA), a coalition of stakeholders led by the Urban Air Initiative (UAI) said ethanol is a price-competitive, safe, and efficient high-octane fuel additive that can help meet efficiency and CO 2 reduction goals if given access to the market. Repeal and replace its inaccurate fuel economy formula.

2017 150

Dodge equips 2014 Durango full-size SUV with 8-speed for 9% boost in fuel economy

Green Car Congress

Chrysler’s Dodge brand introduced the 2014 Dodge Durango full-size SUV at the 2013 New York International Auto Show. The three-row SUV is equipped with an eight-speed automatic transmission that improves fuel economy up to 9% (for the V-6 model) as well as a range of other enhancements. EPA fuel economy estimates are not yet available. This optimizes fuel economy when V-8 power is not required, without sacrificing vehicle performance or capability.

New BMW 3 Series Gran Turismo improves fuel economy by up to 14%

Green Car Congress

The new version of the Gran Turismo offers three new gasoline and five diesel engines with noticeably higher output; all the engines are turbocharged and burn up to 14% less fuel. The reductions in fuel consumption and CO 2 emissions range from 4.5% Fuel consumption figures are based on the EU test cycle, and may vary depending on the tire format specified.). The very short warm-up phase for all engines furthermore results in a significant fuel saving.

2016 183

Bentley’s new 616hp 12-cylinder GT Speed convertible with 8-speed and energy recuperation improves fuel economy by 15%

Green Car Congress

Bentley will introduce the new Continental GT Speed Convertible at the North American International Auto Show in Detroit this month. liter W12 combined with a close-ratio eight-speed ZF transmission to deliver a 15% improvement in fuel economy. Provisional EPA fuel economy ratings for the convertible are 12 mpg city, 20 mpg highway, and 15 mpg combined. Provisional EU cycle fuel consumption figures are 22.7

2013 250

Increased sales of larger vehicles in June lowered average new car fuel economy from May; increase in fuel economy year-on-year

Green Car Congress provided actual fuel economy numbers from June US light vehicle auto sales that indicate “TrueMPG” will increase to 21.6 TrueMPG computes monthly average fuel economy by brand, manufacturer, origin and vehicle segments by using actual sales data or forecasted sales data for the current month. TrueCar utilizes EPA’s average fuel economy rating using 45% highway and 55% city driving behavior. Fuel Efficiency Sales

2011 190

2016 Ford Explorer SUV replaces 2.0L EcoBoost with new 2.3L EcoBoost unit; more power and torque, same fuel economy expected

Green Car Congress

The new 2016 Ford Explorer SUV is making its global debut today at Los Angeles Auto Show with a new available 2.3-liter EcoBoost four-cylinder engine that delivers more horsepower and torque than the 2.0L EcoBoost four-cylinder it replaces, with no compromise in fuel economy anticipated. EcoBoost but with expected same fuel consumption. While EPA results are not yet certified, Ford anticipates no sacrifice in overall fuel efficiency.

2014 220

Eaton launches SmartAdvantage Package with Volvo Trucks for VNL Series; 3-6% fuel economy improvement

Green Car Congress

Eaton announced that Volvo Trucks will offer the Eaton SmartAdvantage Powertrain in all VNL Series models in order to maximize fuel efficiency in linehaul and regional haul applications. In addition to lighter weight and increasing the driver pool with smooth, automated shifting, this powertrain is designed to enhance the time spent in a diesel engine’s most efficient RPM zone helping to reduce fuel consumption.

2014 197

INFINITI unveils new QX50 with variable compression ratio engine; 35% improvement in fuel economy over prior FWD V6

Green Car Congress

At the Los Angeles Auto Show, INFINITI revealed the all-new QX50—a premium mid-size SUV featuring the first production application of the VC-Turbo variable compression ratio engine, transforming on demand. Equipped with the VC-Turbo engine, the QX50 delivers gasoline fuel economy of 27 mpg (US combined, front-wheel drive; 26 mpg all-wheel drive). MPI mixes fuel and air earlier, enabling complete combustion in the chamber for greater efficiency at low engine loads.

2017 163

Major refresh on 2015 Honda CR-V with new Earth Dreams powertrain provides fuel economy gain of up to 12%

Green Car Congress

The 2015 CR-V features increased EPA fuel economy ratings of 27/34/29 mpg (8.7/6.9/8.1 The piston crowns are dished to help maintain stable combustion and to optimize distribution of the stratified fuel charge from the direct injector in each cylinder. The combustion chamber shape and valve angles have been optimized to boost fuel efficiency and power. 1 on the previous port-injected engine), yet the engine still operates on regular unleaded fuel. Fuel system.

2014 257

Auto parts suppliers support current fuel-economy rules, overwhelmingly: survey

Green Car Reports

As the auto industry and environmental groups count down the days until the NHTSA releases proposals to revise fuel-economy standards, surveys show one industry wants the standards to stay just as they are. That is the auto-parts supply industry, according to a study released Thursday morning by Calstart, the national clean-transport industry. Politics NHTSA CAFE Fuel Economy regulation Corporate Average Fuel Economy Donald Trump

2018 81

Update on the ACCESS fuel efficient engine project; simulations find up to 48.9% improvement in fuel economy over baseline

Green Car Congress

Robert Bosch LLC, AVL Powertrain Engineering and partners including the University of Michigan are working on a four-year, $24-million US Department of Energy (DOE)-supported project— Advanced Combustion Concepts—Enabling Systems and Solutions (ACCESS)—to achieve a 30% fuel economy improvement in a gasoline-fueled light-duty vehicle without compromising performance while also meeting SULEV emission standards. naturally aspirated, port fuel injected V6.

2013 235

Chrysler unveils 2013 Ram with array of new systems focused on fuel economy

Green Car Congress

2013 Ram 1500 at the New York International Auto Show. Chrysler unveiled the 2013 Ram pickup, featuring an array of fuel-saving systems including a more fuel efficient and more powerful 3.6-liter V-6 engine; eight-speed automatic transmission; stop-start system; thermal management system; pulse-width modulation to reduce parasitic electrical load; and active aerodynamics, including grille shutters and air suspension. Specific fuel economy figures are note available yet.)

2012 217

Nissan introduces 2014 Pathfinder Hybrid SUV with FF hybrid system; 24% improvement in fuel economy over conventional

Green Car Congress

Nissan introduced the 2014 Pathfinder Hybrid at the New York International Auto Show. Fuel economy is estimated at 26 mpg (9.0 Estimated city fuel economy is 25 mpg (9.4 With the Pathfinder Hybrid’s 19.5-gallon fuel tank, the same as non-hybrid models, driving range is estimated at more than 526 miles (847 km). Pathfinder offers selectable 2WD, Auto or 4WD Lock modes for its available ALL-MODE 4x4-i system. 2014 Pathfinder Hybrid. Click to enlarge.

2013 220

2018 Toyota Camry Hybrid: two different battery packs, 'best-in-class' fuel economy claimed

Green Car Reports

Following yesterday's Detroit Auto Show launch of an entirely new 2018 Toyota Camry mid-size sedan, he was one of several Toyota executives who answered media questions in a morning panel. Detroit Auto ShowMasato Katsumoto is Toyota's chief engineer for the global Camry sedan program—so when he speaks, it's worth listening.

2017 98

Honda introducing 4-cylinder versions of Crosstour crossover; improved fuel economy over V6 models

Green Car Congress

Honda is introducing new four-cylinder, two-wheel-drive versions of the Honda Crosstour crossover in the US next month, in an attempt to broaden the vehicle’s appeal through a lower price point and improved fuel economy. The 2.4-liter, 16-valve DOHC i-VTEC inline four-cylinder engine in the Crosstour 192 hp (143 kW) at 7,000 rpm and 162 lb-ft (220 N·m) of torque at 4,400 RPM, while achieving an EPA-estimated city/highway/combined fuel economy of 21/29/24 mpg US (11.2/8.1/9.8

2011 190

Ford relabels 2013 C-MAX Hybrid to 43 mpg, upgrades 2014 C-MAX Hybrid to boost fuel economy; pitfalls of the EPA “general label” rule

Green Car Congress

After re-labeling the 2013 C-MAX Hybrid with lower fuel economy, Ford is upgrading the 2014 C-MAX to increase fuel economy. Ford has opted voluntarily to relabel the 2013 C-MAX Hybrid with revised fuel economy labels following EPA testing of the 2013 C-Max Hybrid. The new fuel economy estimates, as determined by the EPA, for the 2013 C-MAX Hybrid are 45 mpg city, 40 mpg highway and 43 mpg combined (5.23, 5.88 Fuel Efficiency Hybrids

2013 223

Fuel-Economy Rules Likely To Stay Put Through Midterm Review: Consensus

Green Car Reports

And a midterm review is coming up, giving auto companies a chance to argue that the corporate average fuel economy rules that stretch out to 2025 need to be delayed, reduced, or altered. Gas prices have fallen 40 percent in a year. Sales of SUVs and crossover utility vehicles are up, while hybrid sales are flat or falling.

2014 112

CAFE rules should stay as they are, auto-industry suppliers agree

Green Car Reports

The lobbyists for automakers have made their views on Corporate Average Fuel Economy (CAFE) standards through 2025 quite clear. emissions parts suppliers CAFE Fuel Economy Corporate Average Fuel EconomyThe majority of carmakers would prefer to see those standards relaxed, delayed or altered. Today, they call for a fleet average of 54.5 mpg (or about 38 mpg on window stickers) for vehicles sold in the U.S. by 2025. DON'T.

2016 98

Eaton launches new family of 16-speed UltraShift PLUS transmissions for Navistar linehaul applications; 2-4% improvement in fuel economy

Green Car Congress

Eaton has launched a new family of UltraShift PLUS transmissions designed exclusively for Navistar to maximize fuel efficiency in linehaul applications. To be co-released by the two companies, the new 16-speed direct drive automated mechanical transmissions are designed with a small 17$ step between gears to optimize time in a diesel engine’s most efficient RPM zone and help reduce fuel consumption.

2013 218

Fuel-efficiency rules create jobs too, contrary to industry plaints

Green Car Reports

Fuel economy and emission standards have been a contentious issue in recent months as the auto industry and government officials clash over regulations and their potential benefits. Earlier this year, one of the largest pieces of evidence against more stringent fuel economy regulations came from former Ford CEO Mark Fields. Politics EPA jobs CAFE Fuel Economy Corporate Average Fuel Economy

2017 96

CAR believes fuel economy standards must change

Green Cars News

Permanent fuel economy standards could pose a “very serious” risk to the auto industry, according to the Center for Automotive Research (CAR). Green cars Latest news automotive market and industry CAFE car Center for Automotive Research fuel economy standardsIt has released a new study estimating the parameters of the US motor vehicle market and industry in 2025 considering what it describes as the “dramatic changes” that are likely to be mandated [.].

Hyundai/Kia to correct overstated fuel economy claims of MY 2012 and 2013 models as result of EPA investigation

Green Car Congress

Hyundai Motor America and Kia Motors America will reduce their fuel economy (mpg) ratings for a number of 2011-13 model year models in showrooms after EPA testing found discrepancies between agency results and data submitted by the company. The changes affect the fuel economy ratings for approximately 900,000, or 35% of, 2011-13 model year vehicles sold through 31 October 2012. At its National Vehicle and Fuel Emission Laboratory (NVFEL) in Ann Arbor, Mich.,

2012 204