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 ...

You’re gazing idly at the landscape when a yellow light on the dash winks on, spoiling the serenity: Your diesel particulate filter (DPF) needs attention. In most situations, the warning doesn’t ...

This story appears in the November/December 2009 issue of Equipment & Maintenance Update, a supplement to the Nov. 23 print edition of Transport Topics. Click here to subscribe today. Today’s new ...

Modern medium- and heavy-duty trucks have sophisticated exhaust aftertreatment systems that can include a diesel oxidation catalyst (DOC), diesel particulate filter (DPF) and selective catalytic ...

ORLANDO – Picture a square metallic “box” that fits snugly under the passenger-side of a Class 8 truck cab, housing all the exhaust aftertreament components required to meet the 2010 emission ...

Your DPF and DOC don’t fail overnight—they fail slowly, one idle session and one short trip at a time. Some think emissions system issues are bad luck or bad engineering, but the truth is these ...

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, ...

This story appears in the Aug. 8 print edition of Equipment & Maintenance Update, a supplement to Transport Topics. In the wake of federal clean-air mandates in 2007 and 2010, maintenance technicians ...

ABSTRACT This paper reports on a field test with 23 Volvo D12C non-exhaust gas recirculation diesel engines using the Diesel Particulate Filter (DPF), Selective Catalytic Reduction (SCR), and urea ...

It happens far too often, says Keith Kramlich, product and training manager for Takeuchi: An operator hears the alarm or sees a notification the construction machinery needs to perform a regeneration ...

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 ...

As traumatic as it was at the time, the addition of selective catalytic reduction and diesel particulate filter aftertreatment to modern trucks will likely go down as one of the industry’s greatest ...