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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 Engines Fleets Hybrids Plug-ins

2016 44

Infiniti plans VC-T engine with variable compression ratio

Green Car Reports

While significant attention is being paid to battery-electric and hydrogen fuel-cell powertrains, carmakers are still trying to wring more efficiency out of internal-combustion engines. Engines Fuel EconomyNow, Infiniti is poised to introduce a technology into production cars that was previously sidelined by somewhat easier fixes. The Nissan luxury brand is set to.

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 43

Mazda to launch homogeneous-charge compression engine next year

Green Car Reports

The differences between gasoline and diesel engines lie not only in their fuels, but in how those fuels are ignited. Gasoline engines use spark plugs, while diesels simply use compression. But it is possible to ignite gasoline in an internal-combustion engine with compression, as in a diesel. HCCI Fuel EconomyDON'T MISS: Mazda diesel to arrive fall 2017 in new.

2017 33

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 32

New Mercedes engines get more complicated to meet emission rules

Green Car Reports

While it plans to launch 10 new electric cars by 2025, Mercedes-Benz is far from done trying to improve the efficiency of internal-combustion engines. The German luxury automaker is giving its lineup of engines a major overhaul, in fact. It plans to introduce a new family of 4-, 6-, and 8-cylinder engines, with the new engines starting to arrive. emissions Daimler Fuel Economy

Mazda Predicts Further 30-Percent Efficiency Gain For Next SkyActiv Engines

Green Car Reports

While other manufacturers have turned to turbocharging and hybrids to boost fuel economy, Mazda has tried to squeeze the most it can out of unassisted internal-combustion engines. The company's SkyActiv line of efficiency-focused engines rely solely on tuning and some technical tricks to maximize gas mileage. SkyActiv engines have largely lived up. Fuel Economy SKYACTIV gasoline engines

Fuel 23

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

MPG 24

DARPA awards LiquidPiston $2.5M to advance further X4 rotary engine prototype

Green Car Congress

million to continue development of a new, patented, high-efficiency, lighter-weight rotary engine. hp/lb, making it up to ten times (10x) more powerful than a standard diesel engine with the same weight. Water may be injected to internally cool the engine.

2016 46

Achates Power building 2.7L opposed-piston light-duty engine; exceeding CAFE 2025, Tier 3 targets at lower cost

Green Car Congress

six-piston) light-duty version of its opposed piston engine (OPE) in both diesel- and gasoline-fueled versions. Achates will demonstrate the engine in 2018 in a driveable light-duty truck. The 30-50% improvement metric encompasses both gasoline and diesel variants of the OP engine.

2017 46

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 20

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

SAE REX: PHEVs and REEVs could open door for advanced combustion regime engines

Green Car Congress

Increased market penetration of plug-in hybrid electric vehicles (PHEVs) and range-extended electric vehicles (REEVs) across vehicle segments could present an opportunity for emerging advanced combustion regime engines, such as those using various low-temperature combustion modes, according to a number of presentations at the SAE 2016 Range Extenders for Electric Vehicles Symposium held last week in Knoxville. But to do that, we need to think about the engine.

2016 35

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 23

Electrification, sure, but gasoline engines will endure: supplier

Green Car Reports

Increasingly stiff limits on carbon emission and minimum fuel economy in most of the world's car markets mean that more plug-in electric cars must be sold. Green 48-Volt mild hybrid Future Cars diesel particulate filter (DPF) gasoline engines parts suppliers start-stop systemWith battery costs steadily falling and the pricetag rising for the new technologies that make cars more efficient, some now envision a world in which all new vehicles have dispensed with.

Ford Engine Power, MPG Figures Tested Using Different Fuels

Green Car Reports

Most buyers likely assume that the conditions for rating a new car's fuel economy and engine performance are identical. For at least one carmaker--Ford--and possibly others as well, that turns out not to be the case: Different gasoline formulations are used to test gas mileage than are used for engine. Green E10 EPA Ratings Fuel Economy Gasoline horsepower octaneIt's all about the asterisk, it turns out.

2015 23

Daimler Trucks NA SuperTruck achieves 115% freight efficiency improvement over 2009 baseline; 50.2% engine BTE

Green Car Congress

Testing was also conducted at the DTNA Detroit engineering facility to demonstrate engine efficiency by achieving 50.2% engine brake thermal efficiency. The 390 hp/1400 lb-ft torque (291 kW/1,898 N·m) engine features a revamped combustion system.

2015 66

Pinnacle’s opposed-piston scooter engine can meet NOx target with lean operation and ignition delay; little fuel economy hit

Green Car Congress

For the target market (the Asian scooter market), the low NO x capability of the Pinnacle engine provides a significant cost benefit to manufacturers. For such small vehicle applications, manufacturers are seeking a fuel-efficient means of reducing engine-out NO x to avoid the cost of implementing a 3-way catalyst and closed-loop-controlled fuel injection system. Four engine control modes were evaluated with the goal of reducing NO x and minimizing fuel economy impact.

2013 23

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 The resulting trajectory would reduce CO 2 emissions by half and increase fuel economy by more than 60% from 2016 through 2030.

2017 20

New SwRI consortium to target advances in gasoline and diesel engine aluminum cylinder head designs

Green Car Congress

The Aluminum Head Evaluation, Analysis, and Durability ( AHEAD ) consortium seeks to reduce the weight while improving the durability of aluminum cylinder heads—an increasingly important need as materials and components are pushed to their limits in modern engines. As fuel economy and greenhouse gas regulations drive the need for lighter-weight engines, cylinder heads and their components will need to change. Engines Powertrain materials Weight reduction

2016 41

Infiniti variable-compression engine: more complexity, incremental gains

Green Car Reports

To meet stricter global emissions standards, carmakers are trying to squeeze every last bit of efficiency out of internal-combustion engines. That has led Infiniti to turn to a technology engineers have toyed with for some time, one that so far hasn't been used in production cars. Engines Fuel Economy Paris Motor ShowGeneral Motors, Mercedes-Benz, and Saab have all experimented with.

Motor 10

Ford Applies Cylinder Deactivation Even To 3-Cylinder Engines For Fuel Efficiency

Green Car Reports

Cylinder deactivation can help boost the fuel economy of a car or truck by shutting down some of its engine's cylinders under light loads. But what happens when engineers try to add that feature to an engine that doesn't have that many cylinders to start with? EcoBoost Fuel Economy Three Cylinder Cylinder DeactivationThe turbocharged Ford 1.0-liter EcoBoost three-cylinder is already one of the.

2015 23

Infiniti introducing production-ready variable compression ratio engine at Paris Motor Show

Green Car Congress

Infiniti will introduce a production-ready variable compression ratio engine VC-T (Variable Compression-Turbocharged) at the 2016 Paris Motor Show (Mondial de l’Automobile) in September. Nissan was awarded a patent in 1995 on compression ratio control for an engine.).

2016 33

MAHLE Jet Ignition for Ferrari F1 as well as sub-200 g/kWh BSFC in light-duty engine; on-road and stationary applications

Green Car Congress

The technology has demonstrated sub-200 g/kW-hr brake specific fuel consumption, peak brake thermal efficiency above 41.5%, and 95+ % reductions in engine-out NO x levels with a multi-cylinder engine, all while reducing knock and maintaining acceptable levels of combustion stability.

2016 46

Nissan improves Pathfinder fuel economy by 30 per cent

Green Cars News

The vehicle boasts an improvement in fuel economy of 30 per cent thanks to a host of innovations including: an aerodynamic design; reduced engine friction; next-generation Xtronic CVT; and a 500lb weight reduction. Green cars Latest news Nissan fuel economy green cars Nissan PathfinderSUVs are rarely all that “green” – but the new Nissan Pathfinder SUV (pictured) may change that perception.

Fuel-Efficient Four-Cylinder Engine Key To 2016 Ford Mustang Sales Success

Green Car Reports

Last year, a new generation of Ford Mustang launched, featuring the model's first four-cylinder engine since 1993. The 2016 Mustang is currently the best-selling muscle car, and the EcoBoost engine reportedly accounts for a significant. Green EcoBoost Fuel Economy MillennialsAnd for that car's first model year so far, it's looking like a major contributor to the Mustang's sales success.

2015 23

Select truck fleets boosted fuel economy 3% in 2015 compared to national Class 8 average

Green Car Congress

Seventeen trucking fleets operating more than 62,000 tractors and 217,000 trailers recorded a 3% increase in fuel economy in 2015, saving an accumulative $501 million on fuel when compared to the 2015 national average fuel spend of 1.7 The adoption rate of new efficiency technologies such as electronically controlled transmissions, low-viscosity engine oil, and tire pressure inflation on trailers continued to increase even though diesel fuel prices averaged $2.71

2016 29

Mercedes-Benz powering ahead with €3B strategic engine initiative; increasing electrification, 48V; diesel and gasoline; cylinder deactivation

Green Car Congress

billion) in its strategic engine initiative. The optimization of advanced high-tech engines plays a key role in our road map towards sustainable mobility. The new engines] also need to be designed with a view to all current and future requirements. Coasting with engine off.

2016 34

Achates OPGCI project targeting 50% fuel efficiency gains over downsized GDI engine at reduced cost

Green Car Congress

Achates Power will work with Delphi Automotive and Argonne National Laboratory on its ARPA-E-funded project to develop an innovative opposed-piston, gasoline compression ignition (OPGCI) engine. Conceptual image of a possible multi-cylinder OPGCI engine. ARPA-E Engines Fuel Efficiency

2015 39

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 32

FEV analysis of automotive-scale Pinnacle opposed-piston engine finds potential for significant increases in fuel economy

Green Car Congress

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% configuration of the engine. FEV is also supporting Pinnacle on those initial versions of the engine. Fuel economy. To predict fuel economy for the baseline 1.5L

Honda boosts motorcycle fuel economy

Green Cars News

Honda’s efforts to reduce emissions and improve fuel economy go beyond its motor vehicles – they also stretch to its motorcycles, with the company developing new 700cc and 125cc engines with an accompanying second-generation Dual Clutch Transmission. The 700cc engine is a liquid cooled, four-stroke, in-line two-cylinder engine that is part of the mid-class range. [.].

Caterpillar and Argonne’s VERIFI undertake cooperative virtual engine design, control project; first VERIFI CRADA

Green Car Congress

Low-temperature combustion regimes show great efficiency and emissions potential, but they present optimization and control challenges that must be addressed before they enter the engine mainstream. Diesel Emissions Engines Fuel Efficiency Low Temperature Combustion Simulation

2014 46

Next Audi Q7 To Launch Electric Turbocharger For Better Fuel Economy

Green Car Reports

Using electric power to run accessories like power steering lets engineers remove power-sapping accessory drives from engines--and soon, it will even help those engines produce more power from combustion as well. Electric motors can improve the fuel efficiency of a car--even if they''re not driving the wheels.

SUV 40

Porsche diesel achieves remarkable fuel economy

Green Cars News

Think Porsche and you probably don’t think fuel economy – however, while few buyers will reach for the new Porsche Panamera Gran Turismo because of its green credentials, there is no denying its achievements. The vehicle, which includes a 3.0litre diesel engine, consumes 37.3mpg and produces 167g/km of CO2 with optional low friction tyres. Green cars Latest news Porsche Porsche fuel economy Porsche Panamera Porsche Panamera Gran Turismo

Start-stop systems to be standard on all GM vehicles by 2020

Green Car Reports

General Motors is about to commit to engine start-stop systems in a big way. Start-stop systems—which shut off the engine while a car is stationary to save fuel—are already available on numerous models from multiple manufacturers. General Motors stop/start CAFE Fuel Economy start-stop system Corporate Average Fuel Economy

2016 28

Toyota’s second turbocharged gasoline engine now available in Auris in Japan; 36% thermal efficiency

Green Car Congress

Toyota Motor has introduced its second turbocharged engine (following the 2.0-liter in the Lexus NX 200t turbo last year, earlier post ) from a series of new engines with improved thermal and fuel efficiency. Toyota announced the new engine in March at the Geneva Motor Show.

2015 34

Nissan introduces series-hybrid powertrain with Note e-POWER in Japan; small pack, small engine, LEAF motor, low price

Green Car Congress

Unlike the all-battery-electric powertrain of the LEAF, e-POWER adds a small gasoline engine to charge the high-output battery when necessary, eliminating the need for an external charger while offering the same high-output. The engine is the 1.2-liter, three-cylinder HR12DE.

2016 58

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 engineers therefore had to resort to modules that were not specially designed for this purpose.

2017 20

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.

2015 34