LOUISVILLE. At the Mid-America Trucking Show yesterday, Volvo Trucks North America announced that its 2010 highway trucks equipped with SCR (selective catalytic reduction) emissions control systems ...

Manufacturers are busy rolling out solutions to meet Final Tier 4 off-road requirements for diesel engine exhaust emissions, and the technologies look very familiar to those already in use in the ...

Detroit's DD13, DD15, and DD16 engines get a pre-SCR boost, 3% fuel-efficiency gains, and familiar service intervals as ...

LOUISVILLE, Ky. — Volvo says its ability to eliminate active regenerations in 2010 engines "tips the scales" of the engine emmessions debate back SCR’s way. In a major benefit for fuel economy and ...

The diesel particulate filter (DPF) has continued to improve over its 15-year existence. So have other components of aftertreatment systems (ATS) that help send cleaner exhaust through the DPF.

Jeffrey D. Gaskin helps department apparatus committees get ahead of the curve regarding vehicle specification in relation to ...

When an emissions aftertreatment issue rears its ugly head, one of the biggest mistakes a technician can make is to assume it’s an emissions aftertreatment problem. Often, issues that present in the ...

Many of the machines launched at international exhibitions like ConExpo, Samoter and Smopyc at the start of this year featured new EU Stage IIIB/US Interim Tier 4 engines. The new regulations were ...

Volvo Trucks equipped with engines that comply with tighter 2010 U.S. Environmental Protection Agency emissions regulations will have many advantages over current EPA-certified diesels, says Scott ...

Aftertreatment systems have become an integral component of engines today due to the implementation of increasingly stringent emissions regulations. “In the last decade, aftertreatment systems used by ...

We appear to be learning from our mistakes in aftertreatment system maintenance, but we still have a way to go before we’re at peace with the things. Strictly speaking, diesel particulate filters, ...

Diesel has had a rough go of it during the last few years, but an increasingly commonplace technology is working to change the fuel's image and make diesel vehicles viable for the future. Kyle Hyatt ...