New online resource provides policymakers, industry stakeholders, and the public with trusted information on clean diesel technologies.

Pollutants emitted from combustion sources have been regulated by local and federal governments since the early 1960s. Specific rules vary by state and air district, but they generally apply to ...

Diesel aftertreatment system features integrated soot blower which offers greater NOx reduction and enhanced catalyst performance IMABARI, Japan--(BUSINESS WIRE)--Tenneco (NYSE: TEN), a leading global ...

Questar found degraded DPF and SCR systems can add $25-$30 per day in fuel costs, increasing fuel consumption during both ...

The efficiency and long-term performance of an SCR System is largely dependent on several key design considerations of the various equipment within the SCR System. When complex NOx reductions on ...

Selective catalytic reduction (SCR) systems employing a urea-water solution inject a measured dose of aqueous urea into exhaust gases, where thermal decomposition and hydrolysis generate ammonia. This ...

The Marine Environment Protection Committee (MEPC) met for its 83rd session in person at IMO Headquarters in London from April 7-11, 2025. The meeting was chaired by Dr. Harry Conway (Liberia), with ...

Emission regulations for combustion systems have been in place for more than half a century and in the 1990’s, the Clean Air Act put a spotlight on emissions specifically from industrial boilers.

Take one giant Manitowoc crane used in the recovery efforts at the World Trade Center, 12,000-plus tons of structural steel, 2,000 cubic yards of concrete, 800-plus workers, and twin 1120 MW net ...