Remove Diesel Remove Exhaust Remove Fuel Remove Light
article thumbnail

Achates near-zero heavy-duty opposed-piston diesel enters fleet service; compliant with 2027 NOx levels

Green Car Congress

liter, heavy-duty opposed-piston, three-cylinder diesel engine it developed in a project funded by the California Air Resources Board (CARB) and several partners ( earlier post ) has entered fleet service with WALMART Corporation in a Peterbilt 579 tractor. Achates Power announced that the 10.6-liter,

Diesel 468
article thumbnail

New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

Green Car Congress

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 ). x 10 11 #/km for diesels. A summary of the results is shown in the table and chart (log scale) below.

Exhaust 539
article thumbnail

Study finds engines emit exhaust nanoparticles even when not fueled during engine braking

Green Car Congress

Exhaust particle size distributions measured by ELPI (color map) and particle concentration measured by CPC (white line) during individual engine braking conditions (speed change from 32 km/h to 0 km/h). The exhaust sample was taken from the exhaust manifold. The exhaust sample was taken from the exhaust manifold.

Exhaust 319
article thumbnail

Corning expands light-duty vehicle exhaust filter capacity in Germany

Green Car Congress

Corning Incorporated has boosted its light-duty vehicle filter capacity at its manufacturing facility in Kaiserslautern, Germany for both gasoline and diesel engined vehicles. For gasoline vehicles, direct injection (GDI) engines are growing in popularity as drivers demand more fuel efficiency and engine power.

Germany 210
article thumbnail

Next-generation Cummins 6.7L turbo diesel first in class to deliver 1,000 lb-ft of torque

Green Car Congress

turbo diesel engine featuring a first-in-class 1,000 pound-feet (1,356 N·m) of torque. Overall, the new Cummins Turbo Diesel weighs more than 60 lbs. The new fuel-delivery system includes a new 29,000 psi (2,000 bar) fuel pump and fuel rail with Cummins Filtration “filter-in-filter” NanoNet technology.

Diesel 341
article thumbnail

Mercedes OM 656 diesel now available in G-Class in G 350 d

Green Car Congress

Mercedes-Benz has expanded the powertrain line-up of its new G-Class with an efficient diesel variant. The new G 350 d (fuel consumption, combined: 9.8-9.6 l/100 km; combined CO 2 emissions: 259-252 g/km) is equipped with an OM 656 diesel( earlier post ). This heats up the exhaust system without driving up fuel consumption.

Diesel 300
article thumbnail

2020 Chevrolet Silverado 1500 with new diesel delivers EPA-estimated 33 mpg highway; driver-selectable stop/start

Green Car Congress

Duramax turbo-diesel engine delivers an EPA-estimated 33 mpg highway and 23 city in rear-wheel-drive models. EPA-estimated fuel economy for four-wheel drive models is 29 mpg highway/23 city. The truck draws on innovative technologies to deliver impressive fuel economy and a refined customer experience. Turbo-Diesel.

Silverado 207