Trending Sources

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

Green Car Congress

The engine should yield fuel efficiency gains of more than 50% compared to a downsized, turbo-charged gasoline direct injection engine, while reducing the overall cost of the powertrain system, said Fabien Redon, Vice President, Technology Development at Achates Power.

2015 39

EIA: trends in downsized engine design leading to increased demand for higher-octane gasoline

Green Car Congress

One significant trend is engine downsizing coupled with turbocharging. Since 2013, the share of premium gasoline in total motor gasoline sales in the US has steadily increased to 11.3%

Downsized 3-Cylinder Engines Not Refined Enough For Mercedes

Green Car Reports

Three-cylinder engines are all the rage right now. Once the preserve of basic economy cars, they''re now used in everything from the latest generation of economy vehicles, through sporty hatchbacks like the 2015 MINI Cooper and Ford Fiesta 1.0 EcoBoost, to BMW''s i8 plug-in hybrid sports car. Mercedes-Benz though will not be joining the three-pot

BMW 24

Small Cars Now Deliver Fuel Efficiency of Big Motorcycles: How'd That Happen?

Green Car Reports

Green EPA Ratings EcoBoost Fuel Economy downsizing motorcyclesHow are fuel-efficient are some of today's smaller cars? It turns out that they now actually equal the fuel economy of larger motorcycles--which is pretty amazing for a four-seat vehicle weighing more than a ton. Especially since the motorcycles returning comparable gas-mileage figures weigh about one-fifth as much. DON'T MISS: Auto Industry Doing.

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

Green Car Congress

2014 32

Advice: Downsizing From A Subaru Wagon, Seeking Better MPGs

Green Car Reports

We tend to get a lot of "What car should we buy?" questions at GreenCarReports, and we'll usually respond with a list of questions to narrow down the choices. Recently, though, our high-school friend Sarah Sette in Baltimore sent the following note: We are car shopping, seriously this time. The 1996 Subaru Legacy wagon is sadly aging and we need

Volkswagen of America bringing in downsized 1.8L EA888 engine to displace 2.5L; all vehicles E15 capable

Green Car Congress

Volkswagen predicts fuel highway fuel economy will improve by up to 17% with the downsized engine. Technologies in the EA888 engine line. Click to enlarge. Among the important product changes for Volkswagen of America for the 2014 model year is the introduction of the EA888 1.8-liter turbocharged and direct-injection four-cylinder TSI engine, which will gradually replace the 2.5-liter five-cylinder naturally aspirated powerplant fitted to the Jetta, Beetle, and Passat models.

2014 13

Jaguar Joins Downsized Engine Parade With Very Familiar Four

Green Car Reports

Writing about the latest carmaker plans to add smaller, more efficient engines is now almost a weekly occurrence. Today's lucky winner is Jaguar, which took the occasion of the Beijing Auto Show to announce some future powertrain plans--including its first production four-cylinder engine since the late and unlamented X-Type sedan. More exciting

Auto 10

KPMG survey finds global auto execs expect ICE dominance for some time; ICE downsizing and PHEVs to receive greatest investment over next 5 years; mobility-as-a-service in cities

Green Car Congress

Even in the BRICs, ICE downsizing has become a big deal. The survey found that most companies are hedging their bets and spreading funding across a wide range of areas, with ICE downsizing and plug-in hybrids expected to receive the greatest investment over the next 5 years.

2013 28

HyBoost concept achieving close to Prius-level CO2 emissions; aggressive downsizing with advanced boosting and micro-hybrid system

Green Car Congress

HyBoost achieves this by combining aggressive 50% downsizing of the engine with an electric supercharger for transient low-speed performance, and a micro-hybrid stop-start and energy recuperation systems, Boggs said. HyBoost offers comparable performance to the conventional current 2.0L

2020 12

Downsized and driving less: UK motorists cut back

Green Cars News

One in ten people have downsized their car to smaller engined-model to save money of running costs, according to new research from Enterprise Rent-A-Car.

Simulation study finds “Millerizing” the Scuderi split-cycle engine could enable 50% engine downsizing with retention of power and torque, along with reduced fuel consumption

Green Car Congress

Simulation study finds Miller version of Scuderi engine can deliver twice the BMEP as naturally aspirated version, theoretically enabling 50% downsizing while maintaining performance. Applying the Miller cycle to the Scuderi engine (right) entails downsizing of the compression cylinder.

2025 Gas Mileage Reachable With 'Radical Downsizing' HyBoost Engine, Says Ricardo

Green Car Reports

Downsizing", as it''s called, involves using a smaller engine to do the work of a larger alternative--usually through turbocharging--while enjoying the fuel efficiency benefits associated with its size. Noticed engines getting smaller recently? You''re not alone. Engineering firm Ricardo thinks this will continue, and not just in small

VW suggests engine downsizing is done; emissions rules are the reason

Green Car Reports

They have downsized engines across model lines, usually adding turbochargers at the same time to match the power output of the larger-displacement engines that they. emissions VW downsizing Fuel Economy TurbochargingWhen it comes to improving fuel efficiency, simply making an engine smaller is a fairly direct way to get results. It's the approach that many automakers have taken in recent years.

Volvo to concentrate on hybrids and downsized engines for US

Green Car Congress

Volvo Car Corporation will rely on a powertrain strategy based on its new downsized 4-cylinder VEA (Volvo Environmental Architecture) engine platform ( earlier post ) and hybrids for the US market, said John Maloney, recently appointed President of Volvo Cars, US, in an interview at the Detroit Auto Show. The XC60 Plug-in Hybrid Concept was introduced at the Detroit Auto Show. Click to enlarge.

New lightweight aluminum piston from Federal-Mogul enables further downsizing of gasoline engines

Green Car Congress

The new Advanced Elastoval II piston is lighter, delivers increased power outputs and can withstand the higher pressures that occur late in the combustion cycle of highly charged downsized engines. The new Advanced Elastoval II piston. Click to enlarge.

HyBoost demonstrator debuts at LCV2011; 50% by swept volume downsizing with low-cost electrification

Green Car Congress

The HyBoost project vehicle was revealed for the first time today at the Cenex Low Carbon Vehicle 2011 event hosted at Rockingham, UK, demonstrating a combination of high-impact, low-cost electrical systems which offer the prospect of radical engine downsizing using electric supercharger and energy capture and storage technologies within an otherwise conventional gasoline powertrain architecture. HyBoost demonstrator. Click to enlarge.

Downsized 4.0 TFSI for Audi S8 cuts fuel consumption 23% compared to predecessor; cylinder deactivation and start-stop

Green Car Congress

Audi’s principle of downsizing: “ Forced induction replaces displacement ” One twin-scroll turbocharger per cylinder bank compresses the fresh air. Audi S8 4.0 TFSI start-stop and cylinder deactivation. Click to enlarge. The newly developed 4.0

Torotrak to present extreme engine downsizing solution at Dresden supercharging conference

Green Car Congress

V-Charge system with mechanical variable drive outperforms conventional boosting methods on downsized gasoline engine. Though tested on a gasoline application, Torotrak anticipates that V-Charge will achieve similar gains on a downsized diesel engine.

Volvo introducing new downsized 4-cylinder engine range, with fuel economy improvements up to 35%; hybrid and flywheel drive systems

Green Car Congress

The Volvo Car Corporation is introducing a new, downsized engine range consisting solely of four-cylinder gasoline and diesel engines. It proves that downsized engines can go hand in hand with our customers’ expectations on luxury and driving pleasure. The upcoming four-cylinder VEA (Volvo Environmental Architecture) engine range includes common rail diesels and direct injected gasoline engines.

Volvo's Triple-Turbo Four-Cylinder Engine: 450 HP From 2.0 Liters

Green Car Reports

As carmakers downsize internal-combustion engines, they have to balance increased efficiency with the performance that many buyers demand. Volvo is proving that there is plenty of performance to be wrung out of its four-cylinder Drive-E engines. DON''T MISS: 2015 Volvo S60, XC60, New V60 Wagon: Fuel-Efficient Drive-E Engines The Swedish carmaker

Testing confirms Torotrak V-Charge variable drive mechanical supercharger enables more ambitious downsizing; 1.0L demo at Aachen

Green Car Congress

Independent on-engine test results have verified the simulation predictions that a Torotrak V-Charge variable drive mechanical supercharger enables more ambitious levels of engine downsizing.

Downside Of Higher Gas Mileage: AAA Slams 'Disappearing' Spare Tires

Green Car Reports

There's often give and take when it comes to increasing efficiency, whether it entails downsized engines, more complex electrified powertrains, or higher sticker prices. As with any pursuit meant to enhance a single quality or area of performance, the drive toward greater fuel economy sometimes requires compromises in other areas.

Federal-Mogul hybrid liner for cylinders reduces bore distortion and improves function in lighter, downsized engines; up to 40% reduction in oil consumption

Green Car Congress

Quasi-monolithic bond of a hybrid liner with aluminum outer coating to engine block (left) compared to typical gap found between grey iron liners and the aluminium block (right). Source: Federal-Mogul. Click to enlarge. Federal-Mogul Corporation is.

Electric Turbochargers Forecast To Boom For Gas-Mileage Gains

Green Car Reports

Carmakers are increasingly turning to downsized turbocharged engines as a way to increase fuel efficiency without compromising power output. Now, a new technology promises to increase their efficiency even further. Electric turbochargers offer added flexibility because they can produce more power at lower engine speeds--and they''re receiving

Audi Patent Reveals Plan For Four-Cylinder Engine As Smooth As Six Or V-8

Green Car Reports

And it''s one reason some people are worried about the latest trend for downsized four-cylinder units, as they begin appearing in larger vehicles. There''s a reason people like big, multi-cylinder engines and it isn''t just about the noise they make or how much power they produce. It''s also to do with smoothness. If Audi''s next generation

2017 Ford Escape AWD 1.5-liter gas mileage review

Green Car Reports

But no maker has been as forward about marketing that technology as Ford, which now offers a range of downsized and boosted engines under the EcoBoost brand. Smaller engines with turbochargers have spread throughout new vehicles as a way to meet the increasingly stringent fuel-efficiency rules that started in 2012. We'd tested a couple of Ford. Fuel Economy

2017 16

Ford EcoBoost Sales Continue To Rise: 1 Million In 2015 Projected

Green Car Reports

The EcoBoost engines use turbocharging and direct injection to increase power, which has allowed Ford to downsize engines. Before the end of this year, Ford expects sales of vehicles equipped with turbocharged EcoBoost engines to top 1 million for the first time. So far for 2015, sales are up 46 percent, the carmaker said in a recent press release. sales turbocharged EcoBoost Fuel Economy

2015 28

Google and IEEE launch $1M challenge for downsized inverters

Green Car Congress

Google and the IEEE have launched the Littlebox Challenge—an open competition to design and build a small kW-scale inverter with the highest power density (of at least 50 W/in 3 , or 3.05 kW/L) in an enclosure of less than 40 in 3 in volume (0.66L).

Small Engines May Use More Fuel Than You Expect, In Europe Especially

Green Car Reports

According to research firm Emissions Analytics, the high fuel-economy ratings of downsized engines may not always translate to the real world. Decreasing an engine''s displacement is one of the most straightforward ways to increase fuel efficiency. Or is it? MORE: Do Small Turbo Engines Really Give Better Gas Mileage? Claiming to have tested over

ICCT-led analysis of turbocharged, downsized engine tech finds lower costs and greater benefits than 2012 EPA/NHTSA analysis; 48V, e-boost, Miller

Green Car Congress

A new white paper published by the International Council on Clean Transportation (ICCT), in collaboration with Eaton, Ricardo, JCI, BorgWarner, Honeywell, and the ITB Group, analyzes current turbocharged, downsized gasoline engine technology developments and trends.

Downsizing to become default? The Green Piece

Green Cars News

Alfa Romeo has this week proven how to make downsizing fun, engaging and a treat for enthusiasts: it has launched the MiTo 875cc TB TwinAir 85. The Green Piece Alfa Romeo downsizingTuesday 24 July, 2012. The Green Piece Column. As its name suggests, it is indeed a 0.875-litre engine – even more intriguing than that, it boasts just two cylinders, [.].

Ford Marks 5-Millionth EcoBoost Engine Since 2009

Green Car Reports

EcoBoost Turbochargers direct injection downsizing Fuel Economy EPA Ratings Back in 2009, Ford introduced what would become the backbone of its fuel-efficiency strategy: the EcoBoost line of efficiency-focused engines. Ford has used the smaller turbocharged, direct-injected engines in most of its models to improve its EPA fuel-economy ratings--even if high gas-mileage numbers aren''t always reflected in all buyers''.

Gas 2

KIT researchers developing low-pressure carbonitriding process for hardening steel with methylamine; applications in downsized engines

Green Car Congress

Steels hardened in this way are suited for use in components subjected to high mechanical and thermal loads in downsized, energy-efficient and low-emission engines of the future. Combustion engines still have potential to save energy and reduce emissions; a current trend is to use downsized engines of the same or even increased power. Diesel injection systems have to reach higher injection pressures and improved injection accuracies in order to meet the requirements of downsizing.

Mercedes-Benz C-Class Plug-In Hybrid: More Details Revealed

Green Car Reports

Mercedes sources have revealed to Autocar that the new car will use a downsized 2.0-liter Mercedes-Benz revealed back in May that it would launch a plug-in hybrid version of its all-new C-Class in the fall of 2015. Further details of that car have now emerged, including drivetrain specifics and its efficiency figures in European testing.

2015 Ford F-150 'Air Curtain' Cuts Aerodynamic Drag

Green Car Reports

Its weight-saving aluminum body and available downsized 2.7-liter turbocharged EcoBoost V-6 were meant to increase gas mileage. The 2015 Ford F-150 arrived last year with a greater focus on fuel economy than any previous generation of the best-selling full-size pickup truck. But those weren't the only tricks Ford had up its sleeve. DON'T MISS. aerodynamics Fuel Economy Ram 1500 EcoDiesel

2015 21

2016 Chevy Volt Range-Extending Engine To Have 75 HP?

Green Car Reports

The 2016 Chevrolet Volt is expected to downsize to a three-cylinder unit to boost efficiency, but few other details are known--apart Electric power is only one part of the Chevrolet Volt equation. While it''s a part that covers two thirds of all Volt miles driven, the other third is handled by its range-extending 1.4-liter Ecotec gasoline engine.

UK company forms engine downsizing partnership

Green Cars News

In a partnership to be known as Rotrak, Torotrak’s variable speed traction drive will combine with Rotrex’s supercharging technology to help provide affordable engine downsizing technologies to the automotive industry. Tags: Green cars Latest news engine downsizing technology Rotrex supercharging technology Torotrak variable speed traction drive

Toyota Thinks Larger, Non-Turbo Engines Can Deliver Better MPG

Green Car Reports

One of the most popular motor industry trends in recent years has been that of ''downsizing'' engines--reducing capacity even in larger vehicles to improve fuel efficiency, while usually adding a turbocharger to make up for lost power. It''s why Ford can now sell a 1.0-liter engine in the U.S. in its Fiesta, Chevy and Dodge use turbocharged

Dodge 25

The downsizing of the people carrier

Green Cars News

Downsizing is all the rage these days and one of the first sectors to truly embrace it was the people carrier class (more commonly called MPV these days – when did that happen?).