Green Car Congress

OCTOBER 10, 2016

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. Next generation downsizing and downspeeding remain the industry’s best near-term solutions for reducing carbon emissions.

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Downsizing Charging Engine Belgium 150

Green Car Congress

APRIL 25, 2012

I3 Ford EcoBoost at the SAE 2012 World Congress. The EcoBoost engine represents one of the recent trends in the automotive industry, a move towards downsized and highly boosted engines that deliver higher power and better fuel economy than the larger engines they replace. FEV, Inc., is showing the 1.0L Earlier post.)

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Congress Ford Engine Downsizing 210

Green Car Congress

NOVEMBER 23, 2015

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.

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Downsizing Kits Engine Carbon 150

Green Car Congress

APRIL 6, 2016

One significant trend is engine downsizing coupled with turbocharging. Smaller, turbocharged engines can be used to raise fuel economy while meeting or exceeding the power and torque of larger engines, allowing engine downsizing and improved fuel economy with little or no performance compromise.

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Downsizing Gasoline Engine Design 150

Green Car Congress

NOVEMBER 1, 2011

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. Downsizing the 2.0-liter Click to enlarge. —David Boggs. Micro-hybrid market. million units per year by 2020.

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Downsizing Prius Hybrid Emissions 230

Green Car Congress

SEPTEMBER 7, 2011

In implementing this 50% downsizing by swept volume, the research team delivered zero degradation in driveability, performance or acceleration. Earlier post.). The HyBoost concept is based on a 2009 Ford Focus in which a 2.0L naturally aspirated four-cylinder gasoline engine has been replaced with a 1.0L three-cylinder EcoBoost engine.

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Green Car Congress

OCTOBER 31, 2016

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. Source: ICCT. Click to enlarge.

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Downsizing EPA Engine Eaton 150

Green Car Congress

MAY 20, 2012

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. Source: Scuderi. Click to enlarge.

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Green Car Congress

MAY 31, 2011

Ricardo will assist Lifan Automobile Group based in Chongqing, China, with the development of a family of highly downsized gasoline engines capable of meeting future Chinese and international fuel economy and emissions regulations. capacity platform offering a competitive balance of performance, fuel economy, manufacturing cost and weight.

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Downsizing Gasoline Engine Fuel Economy 199

Green Car Congress

DECEMBER 17, 2015

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. —Don Earlier post.) Delphi GDCI. earlier post ). Fabien Redon.

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Downsizing Engine Fuel Gasoline 150

Green Car Congress

MAY 22, 2012

The survey, conducted by the Consumer Reports National Research Center, found that car owners were open to different ways of saving at the pump, from downsizing to looking at hybrids, electric cars, or models with diesel engines.

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Downsizing Fuel Alternative Fuels Minivan 199

Green Car Congress

APRIL 6, 2010

FEV) a leading developer of advanced powertrain and vehicle technologies, will show its GT2 2-Stage Turbocharging System at the upcoming 2010 SAE World Congress, 13-15 April in Detroit. GT²: Two-stage Charging as a Downsizing Concept for Large SI Engines”; FEV Spectrum No. Click to enlarge. FEV, Inc., (FEV) Resources. “GT²:

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Congress Charging Downsizing Detroit 186

Green Car Congress

JULY 10, 2012

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 Advanced Elastoval II piston architecture is up to 20% lighter than previous. generation pistons.

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Downsizing Gasoline Engine Fuel Economy 240

Green Car Congress

JANUARY 16, 2011

’s decision to cut stop producing the Colt subcompact there highlight the a downsizing trend in Europe for Japanese carmakers as the new-vehicle market there shrinks. The Nikkei writes that Daihatsu Motor Co.’s ’s withdrawal from new-vehicle sales in Europe and Mitsubishi Motors Corp.’s Earlier post.).

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Downsizing Europe Market Japan 218

Green Car Congress

JULY 14, 2013

Volkswagen predicts fuel highway fuel economy will improve by up to 17% with the downsized engine. The Beetle and Beetle Convertible 2.5-liter liter engine will be replaced by the 1.8-liter liter turbocharged four cylinder during the 2014 model year. Electro-mechanical power steering replaces the 2.5’s s hydraulic setup.

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Downsizing Engine America 2014 296

Green Car Congress

JANUARY 13, 2012

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. Click to enlarge.

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Downsizing Volvo Engine Hybrid 240

Green Car Congress

APRIL 5, 2011

will exhibit its High Efficiency Combustion System (HECS) diesel engine at the 2011 SAE World Congress, 12-14 April at Cobo Center in Detroit. The second-generation HECS has been adapted to a downsized 1.6L This consequently results in substantially increased EGR rates, which permit a major reduction in untreated emissions.

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Congress 2011 Diesel Exhaust 218

Green Car Congress

SEPTEMBER 5, 2011

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. It’s time to stop counting cylinders.

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Downsizing Fuel Economy Volvo Economy 268

Green Car Congress

FEBRUARY 18, 2014

Controlled Power Technologies (CPT) will deliver two technical papers at SAE World Congress in April on its SpeedStart torque assist and kinetic energy recovery system ( earlier post ) and TIGERS turbine integrated gas energy recovery system ( earlier post ) for 48V mild hybrid vehicles. Earlier post.)

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Congress Hybrid Exhaust Gas-Electric 236

Green Car Congress

JULY 26, 2012

The 2012 APEAL Study finds that 27% of new-vehicle buyers who replaced a vehicle downsized—i.e., The downsizing trend also has an impact on owner satisfaction with the fuel economy of their new vehicle. purchased a new vehicle in a smaller segment than the vehicle they replaced. Power and Associates.

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Downsizing 2012 Powered Power 210

Green Car Congress

JULY 28, 2014

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).

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Google Downsizing Prius 2010 255

Green Car Congress

SEPTEMBER 22, 2010

The need to reduce CO 2 emissions is leading to downsized engines, heavily boosted by turbo- or supercharging. The Rotrak solution overcomes this constraint by connecting the supercharger to the engine by a compact variable drive, allowing efficient operation across the whole engine speed range.

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Downsizing Gasoline Engine Exhaust 207

Green Car Congress

MAY 9, 2012

The company originally described the system in a 2010 SAE paper (2010-01-1222) and at the 2010 World Congress. Enablers for the VEMB system include a concentric camshaft, a blow-down exhaust manifold and a scavenge manifold.

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Fuel Economy Downsizing Economy Engine 218

Green Car Congress

MAY 1, 2009

A study by engineers from Mahle Powertrain Ltd and BP found strong synergy between spark ignition (SI) engine downsizing and fuel containing low-to-moderate amounts of alcohol, including ethanol and butanol. The team presented a paper on their work at the recent SAE 2009 World Congress in Detroit. Cairns et al. SAE 2009-01-0138).

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Alcohol Blend Downsizing Engine Fuel 186

Green Car Congress

MAY 23, 2009

Schematic of downsized and supercharged four-stroke hybrid pneumatic spark injection engine. The reduction in fuel consumption is obtained mainly through enabling the effective use of a heavily downsized engine, rather than from regenerative efficiency. The major part of this gain is due to downsizing the engine. Earlier post.).

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Downsizing Concept Engine Hybrid 170

Green Car Congress

MARCH 2, 2011

This marks Toyota’s first downsizing of its HSD technology. Making its world debut at the 2011 Geneva Motor Show, the Yaris HSD concept anticipates Toyota’s intention to bring its full hybrid Hybrid Synergy Drive (HSD) technology to the B-segment, the biggest volume segment in Europe.

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Prius Downsizing Hybrid Toyota 231

Green Car Congress

NOVEMBER 1, 2016

In its new report on downsized and boosted gasoline engine technologies ( earlier post ) the ICCT highlighted Ricardo’s work on an “extreme” Miller cycle concept with high (13:1) compression ratio (CR) and central direct injection in a downsized boosted engine.

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Green Car Congress

APRIL 8, 2019

It is more prevalent in the downsized, turbocharged engines that car makers are now producing for improved fuel efficiency while maintaining power output. Pre-ignition remains a bottleneck to further downsizing and improving engine efficiency. Pre-ignition is sporadic and unpredictable. —Eshan Singh, lead author.

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Downsizing Exhaust 2019 Oil 186

Green Car Congress

SEPTEMBER 17, 2009

Downsizing entails the replacement of engine displacement with turbocharging. Audi has introduced a new low-displacement turbocharged gasoline engine in the A3 model line. Earlier post.) TFSI engine generates 77 kW (105 hp), with fuel consumption of 5.5 L/100km (42.8 mpg US); CO 2 emissions are 127 g/km (204 g/mile). The wholly redesigned 1.2

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Downsizing Audi Gasoline-Electric Engine 218

Green Car Congress

DECEMBER 10, 2010

Federal-Mogul Corporation has developed a cost-effective new material for valve seat inserts that helps manufacturers meet the durability demands of engine downsizing and alternative or high-octane blended fuels.

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Downsizing Engine Fuel Corporation 186

Green Car Congress

AUGUST 31, 2011

This is a downsized platform from the prior 5.2L Audi will present its new S models for the first time at the 2011 Frankfurt Auto Show (IAA). The new S6, S7 and S8 feature a new 4.0L TFSI V8 with cylinder deactivation (cylinder-on-demand), energy recuperation and start-stop system). naturally aspirated V10.

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Downsizing Audi Energy MPG 218

Green Car Congress

APRIL 13, 2023

Downsizing from an average premium vehicle requiring an 80kWh to a 50kWh battery pack could save approximately 200kg from the EV’s weight (the equivalent weight of 3-4 people) and importantly, could reduce the build cost of the car by $4,500, depending on metal cost fluctuations and energy density improvements.

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Green Car Congress

NOVEMBER 15, 2009

Federal-Mogul Corporation has developed an innovative aluminum piston design that can reliably withstand the mechanical and thermal loads produced by heavily boosted engines, thereby enhancing diesel engine performance and supporting diesel downsizing. The grain size of the re-melted part is approximately one tenth of the as-cast size.

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Downsizing Diesel Engine Design 210

Green Car Congress

APRIL 9, 2013

Oerlikon Graziano will present a new front-axle parallel hybrid system at European All-Wheel Drive Congress in Graz, from 10 to 12 April 2013. At the front axle multiple speed transmissions can be tested to improve performances, optimize energy consumption and evaluate possible downsizing of the electric motor.

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Green Car Congress

FEBRUARY 20, 2010

The new Polo GTI, in what Volkswagen is calling “textbook downsizing”, is powered by a new 1.4-liter The new Volkswagen Polo GTI. Click to enlarge. Volkswagen is premiering the new Polo GTI. liter TSI with gasoline direct injection plus turbo- and supercharging.

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Green Car Congress

MAY 14, 2009

Continuing to emphasize a downsizing approach, Volkswagen presented two new engines at the at the 30 th Vienna Engine Symposium (7-8 May): the 1.2-liter Downsizing is rigorously being developed in the volume segments with the 1.2 Click to enlarge. liter TSI gasoline engine and the 1.6-liter liter TDI diesel. Earlier post.).

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Downsizing Engine MPG Exhaust 150

Green Car Congress

JULY 16, 2019

Downspeeding is a technique that, alongside downsizing, has brought significant efficiency benefits to the automotive and commercial vehicle markets. —Mike Bunce, Head of Research for MAHLE Powertrain LLC and Principal Investigator on the project. Further, simplicity of design and manufacturing will reduce cost and increase durability.

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