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

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 ). Earlier post.).

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Downsizing Engine Fuel Gasoline 150

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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Downsizing Low Cost Lead Acid Gasoline-Electric 210

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

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 A dual-wall exhaust also reduces heat loss in order to accelerate catalyst light-off during cold starts.

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Congress 2011 Diesel Exhaust 218

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 European Union will tighten carbon dioxide emission rules from 2012, with a goal of curbing exhaust on new vehicles to an average 130 grams per kilometer by 2015.

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Downsizing Europe Market Japan 218

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

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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Downsizing Engine Fuel Power 257

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 engine has two intake and two exhaust valves per cylinder. Dönitz et al.

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Downsizing Concept Engine Hybrid 170

Green Car Congress

SEPTEMBER 22, 2010

The need to reduce CO 2 emissions is leading to downsized engines, heavily boosted by turbo- or supercharging. Gasoline engines are typically less expensive than diesels for the same application but have higher exhaust temperatures, making advanced turbocharging more difficult. million today to 12 million by 2016.

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Downsizing Gasoline Engine Exhaust 207

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. A long exhaust stroke then extracts maximum efficiency.

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Concept Downsizing 2016 Congress 150

Green Car Congress

SEPTEMBER 11, 2019

With an innovative new sealing system and a new, downsized plunger, Delphi Technologies’ high-efficiency fuel pump delivers the increased pressures needed without increasing the load on the on the engine’s camshaft. Left: GDi 500+ injector. Right: GDi 500+ fuel pump. —Walter Piock, chief engineer, Delphi Technologies.

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Engine Downsizing Exhaust 2016 223

Green Car Congress

APRIL 21, 2009

DENSO Corporation has improved the temperature detection accuracy of its newly developed diesel exhaust temperature sensor. To improve the sensor’s temperature accuracy, DENSO increased the probe length to almost twice that of the conventional product and extended the sensing tip into the exhaust pipe. Click to enlarge.

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Exhaust Gas Cleaner Emissions Downsizing 199

Green Car Congress

JUNE 23, 2014

Exhaust system configuration. The HC/NO x release temperature in a cold start catalyst is high enough that the released HC/NO x can be further converted by the downstream catalytic components. In addition, the cold start catalyst also exhibits excellent CO, HC, and NO oxidation activity under normal lean conditions.

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Fuel Economy Economy Gasoline Downsizing 357

Green Car Congress

MAY 16, 2019

Reducing the number of exhaust gas particulates, including those smaller than 23 nm, will help manufacturers meet increasingly stringent future global emissions standards. Delphi 500+ bar GDi pump. This reduces emissions in regulated testing including RDE (Real Driving Emissions). —Walter Piock.

Emissions 257

Emissions Gasoline Fuel Exhaust 257

Green Car Congress

AUGUST 31, 2011

This is a downsized platform from the prior 5.2L A sound actuator, flaps in the exhaust system, the engine shroud and a newly developed two-mass flywheel with a centrifugal force pendulum in the seven-speed S tronic also contribute to the sound and smoothness of the engine. The new S6, S7 and S8 feature a new 4.0L

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Downsizing Audi Energy MPG 218

Green Car Congress

APRIL 16, 2011

The Scuderi Group announced at the SAE 2011 World Congress in Detroit that boosting one of its air-hybrid split-cycle engines ( earlier post ) with a turbocharger to 3.2 The intake, compression and exhaust strokes are all negative work, or the energy that the engine consumes to create mechanical work. Click to enlarge. Earlier post.).

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Engine Power Powered Downsizing 316

Green Car Congress

MAY 30, 2013

The new ERS will recover energy from both the exhaust turbine and the rear axle, as well as deploying energy back to both. This step forward will be largely achieved through an Energy Recovery System (ERS) that will be able to deploy ten times more energy than the current KERS.

Mercedes 210

Mercedes Downsizing Engine Power 210

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 The potential of internal combustion engines is far from exhausted. Downsizing is rigorously being developed in the volume segments with the 1.2 Click to enlarge. TSI and the 1.6

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Downsizing Engine MPG Exhaust 150

Green Car Congress

OCTOBER 2, 2014

To keep the engine unit as small as possible, the exhaust manifold is integrated within the cylinder head and can therefore be cooled efficiently using the cylinder head water cooling system. liter T-GDI engine incorporates a high-pressure single-scroll turbocharger integrated within the exhaust manifold to improve operational efficiency.

Hyundai 239

Hyundai Downsizing Engine Hybrid 239

Green Car Congress

APRIL 14, 2010

The SuperTurbo’s supercharger function enhances the transient response of a downsized and turbocharged engine, and the turbo-compounding function offers the opportunity to extract the available exhaust energy from the turbine rather than opening a waste gate. Downsizing from a 3.2L The SuperTurbo concept. Click to enlarge.

Waste 218

Waste Engine Downsizing Hybrid 218

Green Car Congress

APRIL 19, 2016

Continental will present an innovative close-coupled annular catalytic converter that supports near-complete NO x conversion in downsized turbocharged gasoline engines at the 37 th Vienna Motor Symposium next week. Markus Distelhoff, Executive Vice President Fuel & Exhaust Management Business Unit in Continental’s Powertrain Division.

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Convert Standards Exhaust Conversion 150

Green Car Congress

DECEMBER 11, 2009

Power for the battery and VTES electric supercharger is not only supplied by the SpeedStart ISG but also the TIGERS exhaust driven turbo-generator. Conversely, short bursts of power can also be absorbed by the SpeedStart generator to recharge the battery during vehicle decelerations. liters capacity.

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Downsizing Power Powered Exhaust 191

Green Car Congress

OCTOBER 11, 2011

Audi’s principle of downsizing: “ Forced induction replaces displacement ” One twin-scroll turbocharger per cylinder bank compresses the fresh air. From each pair of cylinders, the exhaust ports lead separately to a manifold and the turbocharger housing; they are not combined until immediately ahead of the turbine.

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Audi Downsizing Fuel Engine 199

Green Car Congress

FEBRUARY 4, 2013

During its recent Innovation Day presentations ( earlier post ), PSA Peugeot Citroën announced that it will commercialize high-efficiency gasoline engines featuring dedicated exhaust gas recirculation (D-EGR), derived from a collaborative program with SwRI in the US. PSA has filed for two patents on its work. PSA concept D-EGR engine.

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Gasoline 2018 Engine Commercial 268

Green Car Congress

MARCH 19, 2019

Fuel economy and emissions regulations are driving engine downsizing and down speeding in commercial vehicles, which is resulting in the need for higher braking efficiency to maintain braking effectiveness at lower speeds.

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Eaton Fuel Economy Exhaust Economy 199

Green Car Congress

MAY 15, 2013

liter, 3-cylinder design of the Pinnacle engine, as well as a downsized, turbocharged 750cc Pinnacle design. FEV added two additional cylinders, piping, exhaust aftertreatment, and an air cleaner to convert the model from a 250cc single cylinder into a 750 cc three cylinder engine. less than with the exhaust cam also phased.

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Fuel Economy Economy Engine Downsizing 230

Green Car Congress

FEBRUARY 3, 2017

A downsized gasoline engine is one of the proven technologies that improves engine thermal efficiency and thus reduces automotive fleet CO 2 emissions, by as much as 25%. A downsized gasoline engine is one of the proven technologies that improves engine thermal efficiency and thus reduces automotive fleet CO 2 emissions, by as much as 25%.

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Engine Downsizing Fuel Gasoline 150

Green Car Congress

APRIL 20, 2010

compacts under 1,400 kg in weight—a stoichiometric 3-cylinder turbocharged gasoline direct injection (GDI) engine offers an optimal combination of cost, lower emissions and reductions in fuel consumption, according to an analysis by Delphi Powertrain presented at the recent SAE 2010 World Congress. Earlier post.).

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Gasoline Downsizing Engine CO2 231

Green Car Congress

FEBRUARY 24, 2016

Pierburg GmbH, part of the KSPG Group, has developed an electric compressor for spontaneously boosting the charge pressure of engines fitted with an exhaust-gas turbocharger. This component allows pressure to be increased regardless of the exhaust-gas energy availability. Initial prototypes are now being tested by various customers.

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Exhaust Gas-Electric Electric Electrical 150

Green Car Congress

FEBRUARY 8, 2013

BorgWarner opened a new 86,000-square-foot (8,000-square-meter) facility in Manesar, India, near New Delhi to produce exhaust gas recirculation (EGR) coolers, tubes, valves and modules. Today’s downsized engines generate higher temperatures in the combustion chamber forming nitrogen oxide (NO x ).

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India Emissions Exhaust Downsizing 186

Green Car Congress

JULY 23, 2015

Among the components produced by the company’s Global Valvetrain business are sodium-cooled valves with exceptionally small stem diameters that deliver both reduced weight and greater resistance to the high temperatures that can be a limiting factor in highly rated downsized engines.

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Downsizing Engine Sodium Motorcycles 150

Green Car Congress

APRIL 10, 2014

In a paper on the OBS presented at the SAE 2014 World Congress, the researchers suggested that potential applications include downsizing to increase fuel economy by ?10% The OBS system uses waste exhaust energy to effect the fuel separation and provides a simple and reliable means for managing the separated fuels.

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Gasoline Engine Toyota Fuel Economy 316

Green Car Congress

DECEMBER 6, 2011

Unlike exhaust-driven turbochargers, electric superchargers are driven by an electric motor. Highly efficient at low engine revolutions, electric superchargers make it possible to downsize engines. With this move, Valeo becomes the first automotive supplier to offer its customers a range of electric superchargers. Earlier post.).

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Power Powered Downsizing Electrical 326

Green Car Congress

OCTOBER 1, 2014

liter engines were downsized to 1.6 The second system, the thermal energy recovery system, captures the thermal energy generated from the engine’s exhaust. Hot exhaust from the engine’s combustion chamber is normally lost via the exhaust pipes. Honda Formula 1 power unit. Click to enlarge.

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Honda 2015 Power Powered 247

Green Car Congress

APRIL 14, 2011

The research presented at this World Congress was designed to: Present the current speed load range of TJI operation. Continuously variable camshaft phasers for both the intake and exhaust enabled variable valve timing. Standard production intake and exhaust profiles were retained. The new study.

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Fuel Economy Economy Engine Fuel 210

Green Car Congress

OCTOBER 10, 2012

Internal combustion engines have been significantly improving in the past decade, after the adoption of technologies such as Gasoline Direct Injection, mild electrification, downsizing and turbocharging. The OSU EcoCAR prototype vehicle features an extended-range electric architecture with a downsized 1.8L —Marcello Canova.

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Waste PHEV Fuel Exhaust 312