Remove Emissions Remove Events Remove Exhaust Remove Fuel Economy
article thumbnail

Cummins ATLAS light-duty diesel surpasses fuel economy targets, with criteria emissions lower than Tier 2/Bin 2

Green Car Congress

The Cummins team not only surpassed all fuel-economy targets, but also achieved criteria emissions lower than the stringent Tier 2/Bin 2 levels. liter engine with an aluminum block, head and oil pan, a magnesium valve cover and an engine-mounted emissions control system. Test cycle fuel economy (mpg).

article thumbnail

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.

article thumbnail

Stop/start to be standard with V-6 in Jeep Cherokee and I-4 in 2015 Chrysler 200; up to 3% better fuel economy

Green Car Congress

liter Pentastar V-6, will experience estimated fuel-economy improvements of up to 3%, compared with the conventional vehicle-engine pairings. ESS applications in the Chrysler 200 and Jeep Cherokee will also account for an estimated CO 2 emissions-reduction of up to 3%. Engines Fuel Efficiency Vehicle Systems'

article thumbnail

Tula presenting diesel Dynamic Skip Fire technology at Future Diesel Powertrain Summit in Shanghai

Green Car Congress

As demonstrated through testing, Tula’s dDSF technology reduces tailpipe NO x emissions by up to 66% while also reducing CO 2 emissions by up to 4%. Engine controller with dDSF: Tula’s proprietary SW for smooth, efficient operation and fuel economy gains. dDSF Simulation Project.

Diesel 221
article thumbnail

Enerpulse explains mechanism by which pulsed energy ignition plugs enhance fuel economy

Green Car Congress

Enerpulse Technologies said that it has further identified the underlying mechanism by which its its pulsed energy ignition technology improves fuel economy, reduces emission and delivers higher torque in spark ignited (SI) internal combustion (IC) engines. Earlier post.)

article thumbnail

Cummins Emission Solutions introduces next-gen aftertreatment system EcoFit Single Module

Green Car Congress

Cummins Emission Solutions, a subsidiary of Cummins Inc., The EcoFit Single Module is designed to be up to 60% smaller and 40% lighter compared to the EPA 2013 solution it supersedes, all while improving emissions reduction performance. A typical filter consists of an array of small channels for exhaust gas to flow.

Emissions 150
article thumbnail

Cummins & Tula demonstrate Diesel Dynamic Skip Fire (dDSF) cylinder deactivation; up to 66% reduction in NOx on CARB LLC #7

Green Car Congress

By using dDSF software to control cylinder deactivation in a diesel engine, Cummins and Tula demonstrated significant reductions in emissions and fuel consumption. Like DSF for gasoline engines, dDSF uses individual cylinder deactivation control strategies to meet torque demand at optimal fuel and aftertreatment efficiency.

Diesel 286