Sentences with phrase «improves diesel particulate»
Variable exhaust valve timing shortens the catalyst light - off phase and also improves diesel particulate filter (DPF) regeneration.
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* Horsepower and torque expected to top previous model (testing is ongoing — check media.gm.com for updates) * NOx emissions reduced at least 63 percent over 2010 models * Quieter operation * High - pressure (30,000 psi / 2, 000 bar) Piezo - actuated fuel system for greater fuel efficiency, improved performance and reduced emissions * Exhaust brake system that enables controlled vehicle slowdown on downhill grades without actuating the brakes * Selective catalytic reduction after - treatment system using diesel exhaust fluid (DEF) injection to provide the best overall diesel characteristics and performance — with a range of about 5,000 miles (8,000 km) between DEF refills * Combustion and after - treatment have been optimized to provide about 700 miles (1,125 km) between diesel particulate filter regenerations — a 75 - percent improvement over the previous system and significant contributor to improved fuel efficiency, as the regeneration process requires additional fuel * B20 biodiesel capability for an alternative fueling option * Internal revisions that improve durability
NVH is also dramatically improved for the 2.0 - litre diesel, featuring a new heat - resistant engine block cover, a new timing chain cover with integrated acoustic shield, a sound - absorbent cover for the diesel particulate filter, and new intercooler pipe acoustic shield.
A software intervention in engine management reduces the idling speed of this diesel combined with a particulate filter and simultaneously improves its emission behavior.
Combustion and after - treatment have been optimized to provide about 700 miles (1,125 km) between diesel particulate filter regenerations — a 75 - percent improvement over the previous system and a significant contributor to improved fuel efficiency, as the regeneration process requires additional fuel
Euro 5 improves on Euro 4 by focusing on particulate matter from diesel cars.