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2015 VW Jetta to debut at New York Show; new EA288 diesel version already LEV3/Tier 3 compliant

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2015 Jetta. Volkswagen is presenting the world premiere of the redesigned 2015 Jetta sedan at the 2014 New York International Auto Show. liter 150-horsepower (112 kW) EA288 TDI Clean Diesel engine offered in the 2015 Jetta already conforms to the upcoming LEV3/Tier 3 emissions standard ( earlier post ) in the USA.

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New study finds that ship emissions from HFO and diesel adversely affect pulmonary macrophages

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A study by European researchers has found that ship emissions from the combustion of heavy fuel oil (HFO) and diesel fuel (DF) have adverse effects on pulmonary macrophages, from increased cell death to altered metabolic profile, depending upon the aerosol component. Often referred to as scavenger cells, they absorb and engulf microorganisms.

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Santa Monica signs 5-year deal with Clean Energy for renewable LNG for bus fleet; deploying CWI Near-Zero NOx engine

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BBB began using Redeem by Clean Energy in January 2015. Crankcase emissions are captured and redirected through the CCV filter, where oil is removed, before sending the gases back to the intake manifold to be reintroduced to the combustion chamber. Redeem is a renewable natural gas vehicle fuel, often referred to as biomethane.

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Daimler Trucks NA SuperTruck achieves 115% freight efficiency improvement over 2009 baseline; 50.2% engine BTE

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DTNA’s SuperTruck was unveiled at the 2015 Mid-America Trucking Show. DTNA unveiled its SuperTruck at the 2015 Mid-America Trucking Show (MATS) in the Freightliner Trucks booth. Friction-reducing measures include a variable speed water pump, a clutched air compressor, low-viscosity oil and an improved cylinder kit. Earlier post.)

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

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From a powertrain frame of reference, Mazda is planning a building block strategy—i.e., Since this energy loss is primarily thermal in nature and can be attributed to the exhaust, cooling system, and engine and transmission surfaces, Mazda’s R&D team’s central focus is on improving the engine’s thermal efficiency cost-effectively.

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2014 Mercedes-Benz E-Class in the US will offer new 4-cylinder diesel; new 4-cylinder gasoline direct injection engine in other markets

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Its technology package includes fast-acting piezo injectors for multiple injection, quick multi-spark ignition, turbocharging, fully variable camshaft adjustment on the inlet and exhaust side, as well as a controlled oil pump. The engine delivers up to 155 kW (211 hp) and 350 N·m (258 lb-ft) of torque. liters per 100 km (40.6

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Background on the 2.0L diesel engines at the core of the Volkswagen emissions testing debacle

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Volkswagen engineers redesigned a large number of the base engine components to improve acoustics, fuel consumption, and exhaust gas emissions. This is referred to as the Gen 1 aftertreatment design in the EPA/ARB documents.). NO x (nitrogen oxides: nitric oxide and nitrogen dioxide) formation is a function of temperature. Source: EPA.

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