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

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Cummins reports that it, along with partners Johnson Matthey and Nissan, is on plan in a 4-year, $30-million ($15 million from the US Department of Energy) research project to deliver a light-duty diesel engine with fuel economy 40% improved over that of baseline gasoline V8 engine for a half-ton pickup truck while also meeting the requirements of US Tier2 Bin2 tailpipe emissions. l/100 km), and as such would not meet the GHG requirement of 28 mpg (8.4 Exhaust system configuration.

2014 286

Volkswagen introduces new 1L, 3-cylinder gasoline Golf; 54.7 mpg

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mpg US) (99 g/km CO 2 )—more efficient than any previous Golf with a gasoline engine. The new TSI engine also offers the highest specific torque of any large-scale production series gasoline engines: 200 N·m per liter displacement. Despite its efficiency, the Golf TSI BlueMotion with the 85 kW / 114 hp downsized 999 cc EA211-series engine reaches 100 km/h in 9.7 l/100 km (52 mpg). l/100 km (51 mpg). The exhaust manifold of the 1.0

2015 228
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New Volkswagen Polo BlueGT with cylinder deactivation offers gasoline engine fuel economy of up to 52 mpg US

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The system was realized with the new 1.4-liter gasoline-fueled TSI of the Polo BlueGT. l/100 km/h (50 mpg US), equivalent to 108 g/km CO 2. l/100 km (52 mpg US), equivalent to 105 g/km CO 2. This combination of efficiency and dynamic performance is enabled by the systematic interplay of ACT, downsizing (reduced engine displacement plus direct injection and charging) and BlueMotion Technology (Stop/Start system, battery regeneration). Polo BlueGT. Click to enlarge.

2012 218

Controlled Power Technologies Packages Its Switched Reluctance Systems in ‘RegEnBoost’ System for Enhanced Support for Downsizing

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CPT says that the RegEnBoost system enables a typical family-sized car to achieve less than 100 g/km CO 2 with a 1-liter gasoline engine, but when required can offer the same lively performance and in-gear acceleration of a 2-liter naturally aspirated powertrain. Power for the battery and VTES electric supercharger is not only supplied by the SpeedStart ISG but also the TIGERS exhaust driven turbo-generator. They have also designed a 100 mpg UK (83 mpg US, 2.8

2009 175

Volkswagen Emphasizes Downsizing at 30th Vienna Engine Symposium; Highlights 1.2 TSI and 1.6 TDI

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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 TSI gasoline engine and the 1.6-liter TDI diesel. The potential of internal combustion engines is far from exhausted. Downsizing is rigorously being developed in the volume segments with the 1.2 L/100km (43 mpg US), with 129 g/km CO 2. It meets the EU 5 exhaust emission standard. liters (56 mpg US).

2009 150

Audi introduces new high-efficiency 2.0L TFSI based on Miller cycle; 190 hp, 47 mpg

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TFSI gasoline turbocharged direct injection engine for the first time at the Vienna Motor Symposium this week. mpg US) in the NEDC, clearly undercutting both its predecessor and comparable competitors. This also addresses particulates from gasoline direct injection. Thanks to this rightsizing approach, the new engine enjoys the consumption benefits of a downsizing engine in partial load operation, while at higher loads it has the advantages of a large-displacement engine.

2015 221

Downsized 5.5L V8 Biturbo in S 63 AMG Delivers 25% Fuel Savings Compared to Predecessor; Stop-Start is Standard

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In addition to its twin turbos, the new eight-cylinder unit—known internally as the M 157—features gasoline direct injection with spray-guided combustion and twin turbochargers. mpg US) (NEDC combined consumption, provisional figure)—a fuel savings of 25% compared to the current S63 AMG. AMG 5.5-liter V8 biturbo engine. Click to enlarge.

2010 170

Citroën introduces first members of new 3-cylinder gasoline engine family; 1.0L and 1.2L PureTech reduce fuel consumption about 25%

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Citroën is introducing the first members of its new PureTech family of three-cylinder gasoline engines on the C3, DS3 and C-Elysée (for international markets) ranges. mpg US) and CO 2 emissions range from 99 to 107 g/km. To achieve these results, PureTech development called for a number of changes, chief among which were: Downsizing. The exhaust manifold is integrated directly in the cylinder head, which reduces the number of parts and overall weight. mpg US).

2012 235

Opel presents new 1.0 SIDI Turbo engine at Aachen Colloquium; below 100 gCO2/km and ~59 mpg in the Adam

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Opel presented details of its new three-cylinder 1.0-liter turbocharged gasoline direct injection engine ( earlier post ) at the 22 nd Aachen Colloquium in Germany. l/100 km (59 mpg US ). Enabling technologies include high-pressure direct fuel injection; an ultra-compact turbocharging system; continuously variable valve timing; and a lightweight aluminum construction with a cylinder head-integrated exhaust manifold. Matthias Alt, Opel’s Chief Engineer, Small Gasoline Engines.

2013 192

Jaguar adds two new smaller forced induction gasoline engines to 2013 XF and XJ lineup; 8-speed automatic and start-stop

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For the 2013 XF and XJ lineup, Jaguar is adding two new downsized forced induction gasoline powerplants: 3.0-liter V6 Supercharged and 2.0-liter i4 Turbocharged units. These join the existing line-up of 2.2-liter i4 Turbodiesel, 3.0-liter V6 Turbodiesel and both naturally-aspirated and Supercharged 5.0-liter V8 gasoline units. Eight-speed ZF automatic transmissions are now fitted to all gasoline and diesel XJ and XF variants as standard for greater efficiency and performance.

2012 196

NHTSA Modeling and Technology Projections Underlying the Proposed CAFE Target of 34.1 mpg by MY 2016

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mpg and 250 g CO 2 /km for model year 2016. mpg if the automotive industry were to meet this CO 2 level just through fuel economy improvements.) ( Earlier post.). NHTSA assumes that similar vehicles will be produced through MY 2016 and technologies are added to this baseline fleet to determine what mpg levels could be achieved with technologies. Stoichiometric Gasoline Direct Injection (GDI): 44% for cars, 56% for trucks.

2009 185

Fiat Launches New 1.8L Gasoline Direct-Injection Turbo in Lancia Delta

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Fiat has launched a new 1.8-liter, four-cylinder turbocharged gasoline direct-injection engine—the 1.8 Di Turbo Jet E5 drive torque is comparable to the one of an aspirated V6 engine which is almost twice its displacement, according to Fiat, but with significant efficiency gains through the downsizing. liters per 100 km (30 mpg US), 185 g CO 2 /km and a Euro 5 homologation. The 200 HP 1.8 Di TurboJet. Click to enlarge.

2009 150

VW bringing EA211 1.4L turbo direct-injection engine to Jetta range in US

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This brings implementation of intelligent downsizing to more than 97% of vehicles sold by Volkswagen in the US, available across all the models on sale. The engine will be mated to either a five-speed manual or a six-speed automatic transmission: manufacturer estimated fuel economy on the highway is predicted to be 39 mpg with the six-speed automatic transmission, an improvement of 13% over the EPA estimated highway fuel economy for the previous 2.0-liter engine and 7% over the 1.8T.

2015 195

Fiat introducing new 2-cylinder 0.9L Turbo TwinAir in 2014 MiTo mini

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The gasoline engine delivers 105 hp (72 kW) at 5500 rpm and maximum torque of 145 N·m (107 lb-ft) at 2000 rpm/min, with combined cycle fuel consumption of 4.2 l/100 km (56 mpg US ), equivalent to 99 g CO 2 /km. This is the lowest consumption of any of the gasoline or diesel MiTo engines, while power delivery and torque are the second-highest of the MiTo gasoline range. MiTo gasoline engines. TwinAir. Click to enlarge.

2013 245

Nissan adding new 2.0L turbo to Skyline lineup in Japan

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has launched the New Skyline 200GT-t (the next-generation turbo model) featuring a high-power, fuel-efficient lightweight turbocharged gasoline engine with maximum power output of 155 kW?(208 The new turbocharged gasoline engine achieves a superior level of engine performance with maximum power output of 155kW (211ps) while improving fuel economy with its downsized displacement. km/L (32 mpg US, 7.35

2014 221

Revised Nissan Juke offers 1.2 DIG-T turbocharged engine

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Three engines are available for new Juke, with changes to the two gasoline options: one is new and the other extensively revised. mpg US). DIG-T gasoline unit has been further improved to deliver lower end torque below 2,000 rpm. 1), improved low friction technologies and cooled Exhaust Gas Recirculation. Nissan introduced a significantly revised Nissan Juke compact crossover at the Geneva Motor Show.

2014 216

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

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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. FTP75 (mpg). HWY (mpg). M-H (mpg).

2013 231

Ford / AVL study concludes mid-level ethanol blend attractive as a long-term future fuel for use in optimized engines in US

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The study by the Ford / AVL team provides an overview of the effects of such a future ethanol-gasoline blend in such an engine. (As In their paper, Robert Stein from AVL and James Anderson and Tim Wallington from Ford begin by reviewing properties of ethanol and gasoline blends. These include: Lower energy content than that of gasoline. The net heating value (NHV) of ethanol is approximately 33% less than that of gasoline on a volumetric basis. Downsizing/downspeeding.

2013 217

CPT/AVL Study: New Generation of Micro-Hybrid Technologies Can Enable More than 25% Reduction in Fuel Consumption at Lower Cost Than Full Hybrid Drive Systems

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Reductions in fuel consumption and CO 2 from base 2.0-liter ELC-Hybrid to downsized 1.4L VTES + SpeedStart. CPT and AVL’s most recent work assesses the potential of a VTES equipped downsized ELC-Hybrid vehicle in combination with the CPT SpeedStart Integrated Starter Generator ( earlier post ) and the UltraBattery. In effect, AVL has developed a gasoline engine with diesel-like fuel efficiency.

2010 185

Toyota introduces the B-segment Yaris Hybrid at Geneva; anticipating 20% of Yaris model range sales in first year

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The new Yaris Hybrid, which is equipped with a version of the downsized hybrid powertrain featured in the Prius c/Aqua ( earlier post ), is a major step in the company’s full hybrid European roll-out strategy. L/100km NEDC (67 mpg US), equivalent to 79 g/km CO 2. The downsized full hybrid system combines the new 1NZ-FXE 1.5-liter gasoline engine with a lighter, more compact electric motor, transaxle, inverter and battery pack. Yaris Hybrid powertrain. Click to enlarge.

2012 207

Ford to bring 20 new engines and transmissions to China and improve fleet fuel economy by more than 20% by 2015; producing the new 1.0L EcoBoost in China

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The integration of three advanced technologies—turbocharging, direct injection and Ti-VCT—into the EcoBoost powertrain delivers significant customer benefits: Optimized engine efficiency: delivers up to a 20% improvement in fuel economy, 15% reduction in carbon dioxide emissions compared with conventional gasoline engine. mpg US) is one of the best in the segment.

2011 204

Powertrains for the New Opel Astra

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The new Astra is launching with a complete line-up of eight gasoline and diesel engines ranging from 70 kW/95 hp to 132 kW/180 hp. L/100 km (51 mpg US). L/100 km (48 mpg US) on average and emits no more than 129 g/km CO 2. L/100 km (56 mpg US) will be added to the range in spring 2010. The gasoline range comprises naturally-aspirated and turbocharged 1.4 The average fuel consumption of the four gasoline engine line-up is 6.1 mpg US). mpg US).

2009 179

VW launches new Sharan MPV; up to 14.3% more fuel efficient; stop-start, battery regen standard

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l/100 km (47 mpg US). The two gasoline (TSI) and three diesel (TDI) engines are four-cylinder, 16-valve engines feature turbocharging and direct fuel injection. mpg US). In the large Sharan the downsized engine consumes on average 6.4 mpg US, 154 g/km CO 2 ). mpg US, equating to 167 g/km CO 2 ). mpg US, CO 2 emission: 136 g/km). l/100 km (42 mpg US, equating to 146 g/km CO 2 ).

2015 195

MCE-5 Development to Show Vehicle Equipped with Prototype Variable Compression Ratio Engine

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At the upcoming 79 th International Motor Show in Geneva, France-based MCE-5 Development will showcase its first vehicle application (a Peugeot 407) of a prototype 1.5-liter MCE-5 VCRi (variable compression ratio) gasoline engine. V6 engine), and 420 Nm (310 lb-ft) of torque at 1,500 rpm (comparable to a V8 gasoline engine). L/100 km (35 mpg US) with 158 g CO 2 /km. L/100 km (39 mpg US), with less than 140 g of CO 2 /km. VCRi engine with two-stage turbocharger.

2009 204

U Toronto team assess the climate trade-off between reduced CO2 and increased Black Carbon from GDI engines

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The upside of gasoline direct injection (GDI) engines is widely seen as being improved fuel economy coupled with an increase in specific power (especially with turbocharging), enabling significant downsizing. Less fuel-air mixing time is available with GDI engines compared to PFI engines, in which fuel mixes with the air intake upstream of the exhaust cylinder. mpg (10.99 Generally, installing a gasoline particulate filter with a. ….

2016 163

Researchers propose evaluating alt fuel efficiency based on energy rather than volume; impact of ethanol on vehicle efficiency and GHGs

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Relative changes in vehicle energy efficiency (VEE) (km/MJ) on ethanol/gasoline blends over those on gasoline for different blending levels. As a result, they conclude, uncertainties in the net greenhouse gas (GHG) effect of ethanol, particularly when used in a low-level blend with gasoline, are considerably larger than previously estimated. While VEE is important, it does not directly reveal the amount of gasoline displaced by a given amount of ethanol. MJ gasoline.

2013 185

Audi Introducing Three New Models at Frankfurt Show; New 1.2L A3, 3.0L TDI A4, and S5 Sportback

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Downsizing is a key element of Audi’s efficiency strategy. Designed from scratch, the new turbocharged, gasoline direct injection 1.2 mpg), with 127 grams of CO 2 per kilometer (204 g/mile). At the engine, a new common-rail injection system (which generates up to 2,000 bars of pressure), innovative pressure sensors in the combustion chamber, and an especially high-performance exhaust recirculating system combine to deliver an efficient and low-emission combustion process.

2009 161

Kia introduces 2017 Niro Hybrid Utility Vehicle, Optima Hybrid and Optima Plug-in Hybrid at Chicago

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Making 103 horsepower, the new engine marks the first combination of the Atkinson Cycle, cooled exhaust gas recirculation (EGR), GDI and a long-stroke-narrow-bore specification to maximize efficiency. Efficiency and emissions are further improved via the Niro’s exhaust heat recovery system, which speeds engine warm-up by routing coolant to a heat exchanger in the exhaust system. Niro is targeting a combined fuel efficiency rating of 50 mpg (4.7

2016 150

Hyundai Introduces i-flow Diesel Hybrid Concept at Geneva; New Blue Drive Vehicles and Technologies

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mpg US) and CO 2 output of 85 g/100km. Harvested energy from hot exhaust gases is recaptured by this generator which is fitted into the exhaust manifold. The i10 blue, which goes into production at the end of 2010, employs the new 1.0-liter Kappa gasoline engine, which produces 69 PS at a lower rpm level of 6200 rpm while generating 94 N·m of torque, and is fitted with a dual continuous variable valve timing (CVVT) system. The i-flow concept. Click to enlarge.

2010 185

3rd generation Mercedes-Benz M-Class SUV lineup on average consumes 25% less fuel than previous models; pilot for the energy-transparent vehicle development tool

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The new M-Class lineup offers a range of advanced engines (BlueTEC diesel units and the new generation of BlueDIRECT gasoline engines), a class-leading Cd figure (drag coefficient) of 0.32 l/100 km (39 mpg US) with 158 g CO 2 /km) and has a range of up to 1,500 kilometers (932 miles) when equipped with an optional larger tank (93 liters vs. the standard 70 liters, the latter good for 1,150 km or 715 miles). BlueDIRECT gasoline unit.

2011 192

Opel to launch 3 new engine families, 13 new engines by 2016

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billion) through 2016—is beginning the renewal of its powertrain portfolio now with the introduction of all-new 1.6-liter gasoline and diesel engines, together with next generation five- and six-speed gearboxes. They will be joined by the end of this year by a new small-displacement gasoline engine family. SIDI Turbo gasoline engine. Featuring Spark Ignition Direct Injection (SIDI), this all-new, four-cylinder gasoline engine comes in two configurations.

2013 237

Eaton Highlights Range of New Products to Reduce Fuel Consumption and Emissions

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Eaton said that a series of process improvements and new engine valve product designs will help engine manufacturers address issues related to engine downsizing to achieve better fuel economy and reduced emissions. The pursuit of fuel efficient vehicles is driving the development of smaller engines with a greater power density which puts more stress on the internal components like the intake and exhaust valves.

Eaton 191