A new closed-crankcase filtration system from Donaldson Co Inc eliminates engine crankcase emissions and improves the operating efficiency of diesel engines A new closed-crankcase filtration system ...

To most of us, emission control systems are some sort of "black art" devices that have been forced upon us to rob performance and ruin gas mileage, but that's really not the whole story. Air pollution ...

Rigorous SAE/TMC Type II fuel economy testing by Auburn University showed a 3.5% improvement in fuel economy for a Class 8 tractor fitted with a new aftermarket closed crankcase ventilation (CCV) ...

Positive Crankcase Ventilation—three dirty words, but do they really need to be perceived that way? In general, the PCV system has two main functions: vapor relief and liquid separation. PCV systems ...

Cummins Filtration, a wholly owned business unit of Cummins Inc., recently was awarded the Engineering Merit Award from the American Filtration & Separations Society for its Fleetguard Closed ...

Vehicle tailpipe and crankcase emissions are the highest sources of methane emissions from heavy-duty natural gas-fueled vehicles and the fueling stations that serve them, according to a study by West ...

Crankcase blow-by is hot gases that sneak past the piston rings. As of 2007, the U.S. Environmental Protection Agency limits nonmethane hydrocarbons to 0.14 grams per bhp-hr. Blow-by gases are rich in ...

Combining Donaldson's DOC Muffler and the Spiracle Crankcase Vent Filtration System will reduce particulate matter emissions from medium- and heavy-duty diesel trucks by more than 25 percent. The ...