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In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). As testament to the filtration efficiency of the latest gasoline particulate filters (GPFs), tailpipe mass emissions are now as low as 0.02
The SL 43 features an M139 in-line two-liter, four-cylinder gasoline engine with an electric exhaust gas turbocharger—used for the first time in a production vehicle. The electric exhaust gas turbocharger is a fascinating example of the extensive transfer between Formula 1 technology and the development of production vehicles.
Mercedes-Benz is adding a new Estate (wagon) model to its C-Class family starting in September 2014. The powertrain range for the Estate, which includes diesel, gasoline and hybrid options, features a new 1.6-liter Mercedes-Benz C-Class Estate (S 205) 2014: C 300 BlueTEC HYBRID & C 250 BlueTEC. The gasoline engines.
Mercedes-Benz is offering a new 4-cylinder gasoline engine for the GLK-Class compact SUV—the first gasoline four-cylinder offered on the range. In addition, variable valve timing on the inlet and exhaust side has the effect of reducing consumption as well as enhancing output. liters per 100 kilometers (30.6
In an event in Amsterdam, Mercedes-Benz unveiled its new A-Class compact line. The new fourth-generation A-Class vehicles are larger than their predecessors, and feature the MBUX – Mercedes-Benz User Experience with a number of functions that were previously the preserve of the luxury class. liters, 165 kW and 350 N·m.
Mercedes-Benz has introduced the updated 2014 E-Class Sedan and Wagon, featuring an array of new driver assistance systems in addition to new fuel efficient engines. Eleven new or optimized assistance systems from the future S-Class make their world premiere in both the sedan and wagon models. New in the MY14 E-Class sedan is the 2.1-liter,
Compared with gasoline engines, the newly developed hydrogen engine helps to reduce the emissions of carbon dioxide and fine particulates by 99% and 90%, respectively, which meets EU requirements for zero-emission vehicles.
GDCI engine was significantly better than advanced production spark injection gasoline engines, and comparable to very efficient hybrid vehicle engines at their best efficiency conditions (214 g/kWh). This early work established that gasoline-like fuels with high resistance to autoignition are preferred for PPCI. Combustion stability.
Mercedes-Benz announced that seven new versions of the Mercedes-Benz A-, B- and CLA-Class now offer enhanced fuel savings compared with their respective predecessors. It is also being applied in the new C Class, as highlighted at the North American International Auto Show.) Click to enlarge. Source: Vent et al. Click to enlarge.
Under laboratory-simulated diesel exhaust conditions, this mixed-phase oxide material was superior to Pt in terms of cost, thermal durability, and catalytic activity for NO oxidation. Diesel engines are attractive because of their higher fuel efficiency than gasoline engines. Graham, Burtron H. Science 337 (6096), 832-835. 1225091.
IAV has developed a particularly closed-coupled diesel exhaust gas aftertreatment (EAT) system. A key contribution to this performance must come from the exhaust gas aftertreatment system—across the entire speed and load range. This way, exhaust gas flows through DOC and SCRF before it enters the turbine.
The California Energy Commission (CEC) has issued a funding notice ( PON-12-504 ) for advanced natural gas engine research and development concepts for light heavy-duty vehicles (LHDV) and medium heavy-duty vehicles (MHDV) (Classes 3–7) operated in fleets throughout California.
Ford Motor Company’s class-exclusive truck offerings will extend to medium-duty chassis cabs with the arrival of the 6.8-liter With this addition, Ford will be only manufacturer to offer a gasoline-powered vehicle in Class 1-7, offering a lower-cost option in each segment. liter V10 gas engine in 2012.
liter gasoline engine. The new Mercedes-Benz A-Class, due to begin sales in Europe in September 2012, features a wide choice of gasoline and diesel engines with up to 26% lower fuel consumption compared to comparable preceding models, accompanied by a considerable power increase. Click to enlarge. The figures for the preceding
Mercedes-Benz is introducing new V6 and V8 gasoline direct injection engines for the CL and S Class that increase output by as much as 12.5% and decrease gasoline consumption by as much as 24%. liters of premium gasoline per 100 kilometers (31 mpg US) in the NEDC, with corresponding CO 2 emissions of 177 g/km.
liter EcoBoost gasoline turbocharged direct injection (GTDI) four-cylinder unit. Featuring a twin-scroll turbocharger and a three-port integrated exhaust manifold (IEM), the 2.3-liter Featuring a twin-scroll turbocharger and a three-port integrated exhaust manifold (IEM), the 2.3-liter Ford specifically engineered the 2.3-liter
Mercedes-Benz is introducing the G 350 BlueTEC, a new version of its G-Class (Geländewagen) off-roader featuring selective catalytic reduction (SCR) with AdBlue to reduce diesel emissions, especially NO x emissions. The SCR system in the G 350 will reduce up to 80% of the NO x in the exhaust stream. G 350 BlueTEC. Click to enlarge.
Contribution of gasoline and diesel exhaust to SOA over 0% to 50% diesel fuel use. The study determined that, depending on a region’s fuel use, diesel exhaust is responsible for 65% to 90% of vehicular-derived SOA, with substantial contributions from aromatic and aliphatic hydrocarbons. Gentner et al. Click to enlarge.
A dual module Class 8 truck would use two 240 hp (179 kW) modules (“ because we don’t need more than 480 hp total ”, Hurden said) and meet Tier 2 Bin 5 emissions requirements on diesel. In essence, it provides a supercharger, driven by the electric motor, as an adjunct to the exhaust-driven turbocharger.
Ford’s all-new 2011 Ford F-Series Super Duty trucks are equipped with new diesel and gasoline engine powertrains that deliver improvements in torque, horsepower and fuel economy. liter Power Stroke V-8 turbocharged diesel engine produces best-in-class 735 lb-ft (997 N·m) of torque at 1,600 rpm and best-in-class 390 hp (291 kW) at 2,800 rpm.
HEDGE-III will investigate solutions to the primary barriers to high efficiency in gasoline engines. Southwest Research Institute (SwRI) has launched its third cooperative research program aimed at developing a high-efficiency gasoline engine for the light-duty automotive and medium-duty engine markets. Source: SwRI. Click to enlarge.
PAHs are a class of organic compounds produced by incomplete. There are approximately 100 different known PAHs in air, soil, food, and water, although the number of chemicals that comprise the PAH class is not fully. Data available of dibenzopyrenes in other urban emission sources are diesel and gasoline particulate emissions.
billion) in engine technology to ensure further improvements in fuel consumption and emissions in gasoline and diesel engines in current as well as current vehicles, according to Prof. Exhaust aftertreatment systems. The operating range of exhaust-gas recirculation has been extended towards significantly lower temperatures.
Mercedes-Benz M-Class, ML 350 4MATIC BlueEFFICIENCY. The third-generation Mercedes-Benz M-Class on average consumes 25% less fuel than the previous models. The M-Class is a story of success. liter four-cylinder unit already applied in the S-Class. BlueDIRECT gasoline unit. Click to enlarge. With more than 1.2
The Mercedes B 200 Natural Gas Drive offers a reduction in CO 2 emissions of more than 16%, markedly cleaner exhaust gases than with gasoline or diesel fuel and fuel costs which are some 50% lower than those for a comparable gasoline-engine model. kg/100 km, corresponding to CO 2 emissions of 117 g/km.
liters of gasoline per 100 kilometers (73.5 liter V6 gasoline engine with a next-generation direct injection system; a 44 kW/60 hp hybrid module that delivers 250 N·m (184 lb-ft) of torque; and a lithium-ion battery with more than 10 kWh of storage capacity that can be recharged at charging stations.
Mercedes-Benz is introducing four new diesel and gasoline engines for its luxury S-Class, including the first four-cylinder engine in its almost 60-year history, the S 250 CDI BlueEFFICIENCY diesel. The second new diesel model in the S-Class is the S 350 BlueTEC. L/100 kilometers (35 mpg US, 177 g CO 2 /km). Earlier post.).
2012MY M-Class. Mercedes- Benz will introduce the all-new 2012MY M-Class SUV into the US market in September 2011 with two models: ML350 4MATIC and ML350 BlueTEC. The third generation of the Mercedes-Benz M-Class SUV features a completely reworked 3.0L Comparison of the ML350 gasoline engines. Click to enlarge.
Bosch does not believe there is just one powertrain solution for the future; most of the cars on the world’s roads are still running on diesel and gasoline, and things will stay that way for the rest of the decade, Bohr noted. Only the diesel engine will achieve this in the compact class, but the gasoline engine will come close.
liters less per 100 kilometers than the gasoline engines of the challengers, Toyota and Porsche, are allowed to consume. Top: The LMP1 rules define energy classes for different powertrain systems. liters less fuel available in the course of 24 hours than the gasoline units. Specifically, 138.7 This amounts to 6.16
the criteria pollutants and CO 2 that emerge with the exhaust from the tailpipe. However, there is more than 15 years of research showing that the contribution of non-exhaust primary particles to the total traffic generated primary particles is significant in urban areas. Further, a 2013 review by Denier van der Gon et al. Background.
Comparison of brake thermal efficiency and specific fuel consumption at rated power (ICOMIA Mode 5), hydrogen vs. gasoline engines. This is due to raw, externally premixed fresh charge comprising air, fuel and lube oil being short-circuited into the exhaust during the scavenging process. Oh and Plante. Click to enlarge. g/kWh with a 3.3%
Mercedes-Benz chose Auto Shanghai 2017 as the venue for the world première of the new S-Class. Several new engines are planned for the new S-Class: in-line six cylinder diesel and gasoline engines as well as a new V-8 biturbo gasoline engine. The market launch of the new S-Class starts in the European markets in July.
Ford’s MY 2015 F-Series Super Duty heavy-duty pickup trucks feature engine and chassis upgrades that together deliver best-in-class horsepower, torque and towing capacity. V-10 gasoline engine. “ The truck’s gross combined weight rating increases to a class-leading 40,000 pounds, a gain of 7,000 pounds. Click to enlarge.
A team from Carnegie Mellon University (CMU) has characterized the intermediate volatility organic compound (IVOC) emissions from on-road gasoline vehicles (LDGVs) and small off-road gasoline engines (SOREs). All LDGVs were tested using commercial summertime California gasoline and the cold-start united cycle. Gordon et al.
Toyota anticipates a 1/3 full hybrid, 1/3 gasoline, 1/3 diesel engine mix. The new Auris’ powertrain line-up, which now features a choice of an improved full hybrid or two gasoline and two diesel engines offering the performance- and economy-enhancing benefits of Toyota Optimal Drive. Valvematic gasoline engine. Powertrains.
classgasoline engine. outlined its plans for next-generation automotive technology&madsh;which it is labeling “Earth Dreams Technology”—comprising a series of measures to improve the efficiency of gasoline and diesel engines, transmissions, hybrid and plug-in hybrid systems and electric powertrains. Gasoline engine.
Mercedes-Benz is offering five newly developed and modified engines—four of them with direct injection—for the new E-Class Coupé, offering more power with lower fuel consumption and CO 2 emissions than their predecessors. All of the engines for the new E-Class Coupé are EU5-compliant. New four-cylinder diesel.
A study by European researchers has found that two-stroke (2S) scooters, although constituting a small fraction of the fleet, can dominate urban vehicular pollution through organic aerosol and aromatic emission factors up to thousands of times higher than from other vehicle classes. —Platt et al.
SIDI Turbo gasoline engine ( earlier post ) in three Astra variants: Astra five-door hatchback, four-door sedan and Sports Tourer models. This new-generation engine tops the gasoline offer in the Astra family and replaces the previous 1.6 Opel is applying its new 1.6L The five-door Astra, the sedan and Sports Tourer 1.6 Turbo model.
With a 16-year absence from the LMP1 class, Porsche engineers have had to develop the racecar without the same experience of their competitors. Crucial in the development of the Le Mans prototype were the newly created and revolutionary racing rules for this class as they relate to energy efficiency. Click to enlarge. Click to enlarge.
As a result, Nissan is offering a suite of automotive technologies, including CVT, Idling Stop (Stop-Start), hybrids, and clean diesel, capable of achieving the best-in-class (1.0-1.5L class not including hybrid vehicles) fuel economy and CO 2 emissions. liter Direct Injection Gasoline Turbocharged Engine.
At the CAR Management Briefing seminars in Traverse City last year, Oliver Schmidt, General Manager, Engineering and Environmental Office (EEO) Volkswagen Group of America, outlined the roadmap for the three major Volkswagen engine lines currently in production: the EA 211 gasoline engines (1.0l to 2.0l); and the. EA 288 MDB Diesel engines.
The new six-cylinder in-line gasoline engine M 256 features a 48 V electrical system. The M 256 is the first member of a new family of premium gasoline engines that have for the first time been systematically designed for electrification from the outset. Mercedes-Benz is investing a total of around €3 billion (US$3.3 Click to enlarge.
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