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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. Cost of the new engine relative to gasoline baseline. Exhaust system configuration.

2014 286

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

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Since 2013, the share of premium gasoline in total motor gasoline sales in the US has steadily increased to 11.3% This trend of increasing demand for higher octane gasoline is likely driven by changes in fuel requirements for light-duty vehicles (LDV) in response to increasing fuel economy standards, which will have widespread implications for future gasoline markets, according to EIA analysts. of new gasoline-fueled LDV sales.

2016 163
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Split injection Miller cycle with boost decreases knock tendency and increases torque in downsized engine

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Researchers at Tianjin University in China report that combing split injection to the Miller cycle with boost pressure can effectively decrease the knock tendency and increase the engine torque in a downsized spark-ignition engine. The Miller cycle also has been shown to improve fuel economy at partial loads, owing to a more widely open throttle (WOT) and lower pumping loss.

2018 174

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

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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. 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 163

Hyundai showcasing new downsized turbo engines and 7-speed dual-clutch transmission; i40 48V Hybrid, i30 CNG

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Hyundai Motor is showcasing two new turbocharged gasoline direct injected (T-GDI) engines at the Paris Motor Show 2014. The new Kappa 1.0-liter T-GDI is the first of a new generation of small turbocharged gasoline engines, offering enhanced performance, driving pleasure and efficiency. liter MPI engine, carrying various enhancements and new technologies, including direct gasoline injection and a small, single-scroll turbocharger. New engines and transmission.

2014 205

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

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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. naturally aspirated four-cylinder gasoline engine has been replaced with a 1.0L

New Delphi Technologies 500+ bar GDi system cuts gasoline particulate emissions by up to 50%, reduces fuel consumption

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Reducing the number of exhaust gas particulates, including those smaller than 23 nm, will help manufacturers meet increasingly stringent future global emissions standards. At the end of 2016, Delphi Technologies entered production with its industry first 350 bar GDi system, which reduces exhaust particulates by up to 70% compared with industry-standard 200 bar systems. —Walter Piock, chief engineer, Gasoline Systems, Delphi Technologies.

2019 218

Study finds catalyzed gasoline particulate filters effective at reducing particulate and PAH emissions from GDI engines

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A new study by researchers at the Bourns College of Engineering, University of California, Riverside (UCR) and colleagues at the Manufacturers of Emission Controls Association (MECA) has found that catalyzed gasoline particulate filters (GPF) are effective not only at reducing particulate mass, black carbon, and total and solid particle number emissions in gasoline direct injection engines (GDI) but also polycyclic aromatic hydrocarbons (PAHs) and nitrated PAHs.

2018 219

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 The turbocharged gasoline engine with its 10.5:1 Exhaust manifold integrated in cylinder head.

2015 228

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. 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). These gasoline engines and the EA288 series diesel engines, which are also new, are technological pillars of the future Modular Transverse Matrix (MQB).

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. The three components of the RegEnBoost system. Click to enlarge.

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 It meets the EU 5 exhaust emission standard. The new 1.6-liter TDI. Click to enlarge.

2009 150

ACCESS project targeting 30% improvement in fuel economy and SULEV emissions in light-duty gasoline engine; multi-mode SI/HCCI combustion

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Robert Bosch LLC and a consortium including AVL, Emitec, University of Michigan and Stanford University are working on a four-year, $24-million US Department of Energy (DOE)-supported project to achieve up to 30% fuel economy improvement in a gasoline-fueled light-duty vehicle without compromising performance while also meeting SULEV emission standards. Two-stage boost—a small supercharger for HCCI, and a regular turbocharger for downsizing.

2011 191

Promising Delphi 1st-gen Gasoline Direct Injection Compression Ignition engine meeting ultra fuel efficient program targets

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Researchers at Delphi Powertrain, in collaboration with colleagues at Hyundai Motor, the University of Wisconsin-Madison, and Wisconsin Engine Research Consultants (WERC), have developed a first-generation multi-cylinder Gasoline Direct Injection Compression Ignition (GDCI) engine, based on several years of extensive simulations and single-cylinder engine tests. This early work established that gasoline-like fuels with high resistance to autoignition are preferred for PPCI.

2014 249

ExxonMobil, Corning and Toyota develop onboard membrane system to separate gasoline into octane fractions to optimize engine efficiency and performance

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ExxonMobil, Corning and Toyota have collaborated to develop an Onboard Separation System (OBS) to optimize gasoline engine efficiency and performance. OBS is a membrane-based process that separates gasoline into higher and lower octane fractions—essentially creating a dual fuel system from a single base fuel—allowing optimal use of fuel components based on engine requirements. 100 RON product when using regular unleaded (RUL) 92 RON gasoline as the base fuel.

2014 258

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. An intelligently designed power transfer plays a major part in this: the unique AMG Speedshift MCT 7-speed sports transmission combines dynamism with economy, and includes a new stop-start function in the “Controlled Efficiency” driving mode. AMG 5.5-liter V8 biturbo engine.

2010 170

DENSO develops compact EGR cooler for gasoline engines; applied in Prius c

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DENSO Corporation has developed its first EGR cooler for gasoline engines. The newly developed EGR (exhaust gas recirculation) cooler is 30% smaller than the smallest one currently available on the market, while offering equal performance. DENSO plans to offer this product worldwide as a solution to meet tighter fuel-efficiency and exhaust regulations. DENSO EGR cooler. Click to enlarge.

2012 200

Opel presents new midsize gasoline engine at Aachen Colloquium; fuel consumption down 13%, torque and power up 33%

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Opel revealed more details about its new mid-size gasoline engine family at the Aachen Colloquium in Germany. The 170 hp engine has been developed with fuel economy, high low-end torque and elasticity in mind, while the performance of the 200 hp unit makes it the benchmark in its class. For mass reduction the midsize gasoline engine features a two-piece crankcase design, supported at the lower end by a die-cast aluminum bedplate. New 1.6L SIDI engine. Click to enlarge.

2012 280

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. improvement in fuel economy over the baseline.

2013 231

Study explores impact of alcohol-gasoline blends with early inlet valve closing at low and moderate loads on EGR tolerance

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A team from Brunel University, MAHLE Powertrain and University College London studied the combined effects of different inlet valve operating strategies on combustion, performance and emissions with different ethanol and 1-butanol blends with gasoline in a single-cylinder spark-ignition research engine equipped with a fully variable valvetrain. Variable valve timing is an established technique for improving the fuel economy of a gasoline engine via several mechanisms.

2013 196

Ford moving to vehicle testing with advanced 2.3L MiGTDI engine research project; Tier 3 SULEV30 target with 25% fuel economy improvement

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Ford’s approach to the project was to engineer a comprehensive suite of gasoline engine systems technologies, including: Aggressive engine downsizing in a mid-sized sedan from a large V-6 to a small I-4. 1, and the engine is designed to run on 98 RON gasoline. Split, parallel, cross-flow cooling with integrated exhaust manifold. Cycle-based CAE analysis of fuel economy contribution of critical technologies. The 2.3L MiGTDI engine. Source: Ford. Click to enlarge.

2014 210

Peugeot 208 features new generation of 3-cylinder gasoline and Stop & Start System (e-HDi) diesel engines

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The new Peugeot 208 B-segment supermini, which launches this spring in Europe, will be available in 3- and 5-door bodystyles with a range of gasoline and diesel engines including a new 3-cylinder gasoline engine range and the latest generation of Stop & Start System (e-HDi) diesel engines. With five models, four of which are equipped with the new generation Stop & Start System (e-HDi), the diesel range starts at 87g/km of CO 2 (delivering fuel economy of 69 mpg US or 3.4

2012 204

Mazdas new SKYACTIV gasoline and diesel engines are steps on the road to its Ideal Engine; focus on compression ratio

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However, while Mazda plans to offer hybrid vehicles in the medium-term, its engineers are pushing hard to increase the efficiencies of both the gasoline and diesel platforms, moving toward what they call “the ideal Internal Combustion Engine.” ” The initial SKYACTIV-G (gasoline) and SKYACTIV-D (diesel) engines that are being applied into new vehicles this year and next show Mazda’s approach to the goal. Extreme compression ratio rather than downsizing.

2011 262

Exploring gasoline-range naphtha as a low-soot, low-NOx alternative compression ignition fuel

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Gautam Kalghatgi and his colleagues at Saudi Aramco and other organization such as FEV, RWTH Aachen University, and Shell Global Solutions, have been investigating the potential use of naphtha as an alternative compression-ignition (CI) fuel that offers a number of benefits, including efficient combustion; low soot and NO x emissions resulting in a less complicated aftertreatment system to meet modern emissions standards; and a fuel that is simpler to make than current gasoline or diesel fuels.

2013 184

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. 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. Top speed is up 7 mph (11 km/h), and fuel economy is also improved by up to 1.5

2012 235

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

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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Utilizing technologies such as turbocharging, direct injection, twin independent variable camshaft timing (Ti-VCT) and six-speed transmissions, the upgraded powertrain portfolio will deliver more than 20% in fuel economy improvement to Ford’s passenger vehicle fleet in China by 2015 while reducing tailpipe carbon dioxide emissions by 20%. Ford is committed to be a fuel economy leader in every segment that we compete by utilizing advanced powertrain technologies.

2011 204

Ford launching major new product push in Europe; fuel economy and 1.0L EcoBoost engine; first Ford full hybrid car for Europe

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At a “Go Further with Ford” event in Amsterdam, Ford Motor Company detailed plans for an aggressive product acceleration in Europe, targeting opportunities for growth in the large car, SUV and commercial vehicle segments while emphasizing fuel economy and enabling technologies such as the EcoBoost engines. Fiesta will be available with the 1.0-liter EcoBoost gasoline engine, a combination that is expected to deliver best-in-class fuel economy.

2012 221

Pinnacle 4-stroke opposed-piston SI engine shows fuel economy improvements of between 30-60% at light loads, 12-30% at medium loads over conventional

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The test engine for the paper was a 250cc single-cylinder unit with dual-camshaft-actuated reciprocating sleeve valves for induction and exhaust. Compression ratio was set at 15:1, and the fuel used was 87 octane gasoline. Comparison of ISFC (@42.9 MJ/kg) (4000 RPM) between 250cc Pinnacle and 200cc poppet valve engine. Source: Pinnacle. Click to enlarge.

2012 248

Advanced Turbocharged, Direct Injected Gasoline Engines Poised to Take on Diesels in US and in Europe for Reduced Fuel Consumption and Emissions

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A confluence of technology developments, future emissions regulations and economic conditions will not only allow advanced light-duty spark-ignited gasoline engines to keep diesels at bay in the US market, but may also allow the gasoline units to push into the diesel-dominated medium-duty commercial truck and off-highway segments in the US, according to several presentations at the US Department of Energy’s 2009 Directions in Engine-Efficiency and Emissions Research (DEER) conference last week.

2009 150

Lotus Omnivore Engine Shows Up To 10% Better Fuel Economy Than Spray-Guided GDI Engines; Achieves HCCI At Extremely Light Loads

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Comparison of fuel consumption of Omnivore, homogeneous Gasoline Direct Injection (GDI) and Spray-Guided GDI engines. The first testing phase of Lotus Engineering’s Omnivore variable compression ratio, flex-fuel direct injection two-stroke engine ( earlier post ) has been successfully completed on gasoline. The automotive industry, including Lotus Engineering, has quite rightly advocated engine downsizing for four-stroke engines.

2009 191

Ford Making Aggressive Push With EcoBoost and Technologies Such as Ti-VCT for Improved Fuel Economy; Roadmap for Future Generations of EcoBoost Highlights Role as Company Strategy as Well as Product

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As part of an aggressive deployment strategy for improving fuel efficiency across its product line-up in the near-to medium-term, Ford will offer its first-generation turbocharged, gasoline direct-injection EcoBoost engines ( earlier post ) in 90% of its product lineup by 2013. The more efficient combustion engine technologies, with their enabling of downsizing, come in compatibly with hybridization, with hybridization and electrification playing a larger role over time.

2009 170

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

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.

2014 221

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

Ford Selects BorgWarner for Turbocharger for 4-Cylinder EcoBoost Engines

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The direct-injected 1.6-liter and 2.0-liter gasoline engines combine turbocharging and fuel injection technology to deliver greater fuel economy. Ford expects up to 90% of its nameplates sold in North America will be available with downsized direct-injected turbocharged engines by 2013. Through a worldwide development program, BorgWarner and Ford engineers from North America and Europe worked to maximize performance and fuel economy.

2010 204

New 4-cylinder 2.3L EcoBoost on Lincoln MKC small SUV; future EcoBoost prospects

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The all-new 2015 Lincoln MKC small premium utility, unveiled last week, offers an all-new engine—a 2.3-liter EcoBoost gasoline turbocharged direct injection (GTDI) four-cylinder unit. Ford says the engine can deliver up to 15% better fuel economy than comparable six-cylinder engines. Two pivotal factors are the three-port integrated exhaust manifold cylinder head and a twin-scroll turbocharger. Lincoln MKC is the first to get the new 2.3L EcoBoost. Click to enlarge.

2013 237

Study finds fleet switch from PFI to GDI engines will result in net reduction in global warming

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A new study quantifying emissions from a fleet of gasoline direct injection (GDI) engines and port fuel injection (PFI) engines finds that the measured decrease in CO 2 emissions from GDIs is much greater than the potential climate forcing associated with higher black carbon emissions from GDI engines. Gasoline direct-injection (GDI) engines have higher fuel economy compared to the more widely used port fuel injection (PFI) engines.

2017 184

Hyundai showcasing two new turbocharged GDI engines, 7-speed DCT at Frankfurt

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At the IAA in Frankfurt, Hyundai Motor is showcasing two new turbocharged gasoline direct injected (T-GDI) engines. Hyundai Motor’s new downsized 1.0 T-GDI powerplants are part of a new generation of small turbocharged gasoline engines within the Hyundai engine line-up. Adoption of turbocharged 3-cylinder gasoline and diesel engines is emerging as a huge growth trend globally for fuel efficient entry-level and mid-range vehicles.

2015 195

Hyundai outlines future powertrain strategy

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Gasoline. In keeping with the trend to downsizing, Hyundai has been expanding the application of Turbo Gasoline Direct Injection (T-GDI) engines. 101 lb-ft), and emits less CO 2 than its original gasoline model. A variety of technologies were adopted to maximize fuel economy and performance of the Kappa 1.0

2012 191

Honeywell Global Turbo Forecast projects 49M turbocharged vehicle sales, $12B revenue per year by 2019

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Automakers are turning to downsized turbocharged engines to satisfy more stringent global fuel economy and emission regulations and customer demand for better-performing vehicles. Turbochargers can help downsized engines improve fuel economy as much as 20 to 40% in gasoline and diesel engines, respectively, when compared with larger naturally aspirated engines and still provide the same or better engine performance.

2014 221

DOE to Award $187M to 9 Projects to Improve Vehicle Efficiency for Heavy-Duty Trucks and Passenger Vehicles

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The remaining six projects totaling more than $71 million will support efforts to increase the fuel economy for passenger vehicle engines and powertrain systems. The goal is to develop engine technologies that will improve the fuel economy of passenger vehicles by 25-40% by 2015 using an engine-only approach. The US Department of Energy (DOE) will award more than $187 million to nine projects to improve fuel efficiency for heavy-duty trucks and passenger vehicles.

2010 179

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. 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