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CPT, TU Wien study finds 48V mild diesel hybrid cuts engine-out NOx 9%, 4.5% fuel economy improvement

Green Car Congress

A joint study by Controlled Power Technologies (CPT) and Austria’s Technische Universität Wien (TU Wien) into 48V diesel mild hybrid technology verified a 9% reduction of NO x in raw engine-out emissions, while retaining the fuel economy and CO 2 benefits of diesel engine technology. —Paul Bloore. —Paul Bloore.

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Mercedes brings lean-burn, stratified BlueDirect to CLA-Class for 7% boost in fuel economy; new all-wheel A-Class diesels

Green Car Congress

liter, four-cylinder engine of the new CLA 250 is a member of the BlueDIRECT family of gasoline engines, and was first applied in combination with exhaust-gas turbocharging and external high-pressure exhaust gas recirculation in the E 250 Coupé introduced last year ( earlier post ). (It Source: Vent et al. Click to enlarge.

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Mercedes-Benz powering ahead with €3B strategic engine initiative; increasing electrification, 48V; diesel and gasoline; cylinder deactivation

Green Car Congress

The new six-cylinder in-line engine comes with an intelligent form of turbocharging: assisted by the ISG at start-off, the electric auxiliary compressor (eZV) guarantees immediate high torque when driving off and accelerating, bridging the time before the large exhaust turbocharger cuts in.

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Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

Green Car Congress

Under the Proalcool Program, sugar companies were ordered to increase production and the state-run oil company, Petrobras, was required to make álcool (ethanol) available at its fuel stations. water content in it and Gasoline C, or E25, which is a mixture of 75% Gasoline A and 25% in volume of anhydrous ethanol (AEAC) with a maximum of 0.4%

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New diesel Volkswagen Golf GTD heading for the US; first driving impressions

Green Car Congress

diesel delivering 184 horsepower (137 kW), 280 lb-ft (380 N·m) of torque, CO 2 emissions of 109 g/km, and a NEDC combined fuel economy figure of 56 mpg US (4.2 By comparison, the earlier A6 Golf GTD posted 8.1 With a new 2.0L l/100 km)—also a marked improvement over the A6 GTD’s 43 mpg. Variable valve timing.

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Road Test: 2021 Lexus NX 300h F Sport Black Line Special Edition

Clean Fleet Report

For even more fun and exclusivity, the 2021 Lexus NX 300h F Sport Black Line Special Edition (only 1,000 will be made) takes this proven comfortable driving compact crossover, with best-in-class fuel economy, to new styling and performance levels. The EPA rates the fuel economy at 33 mpg city/30 highway/31 combined.

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Volkswagen Unveils New One-Liter Concept Car; Smallest Production-Intent Diesel Yet from Volkswagen Applied in A Full Hybrid Design

Green Car Congress

On both drivetrains there is exhaust gas recirculation, an oxidation catalytic converter and a diesel particulate filter. Its external water pump is controlled by engine management so that cooling is only activated while engine operating conditions require it. This thermal management also contributes to reduced fuel consumption.

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