Passive SCR for Lean Gasoline Engine Emissions Control: Twc Formulation Effects on NH3 Generation

Pihl, Josh A.

Monday, June 15, 2015: 10:40 AM

406 (Lawrence Convention Center)

Josh A. Pihl, Todd J. Toops, Vitaly Y. Prikhodko and James E. Parks II, Oak Ridge National Laboratory, USA.

Precious metal composition, oxygen storage capacity, and NOx storage components all impact the efficiency and selectivity of NOx reduction to NH₃ over three way catalysts under slightly fuel-rich conditions in Passive SCR systems for lean gasoline engine emissions control.

Extended Abstracts:

24NAM_Abstract_PassiveSCR_TWC_Pihl.pdf (81.3KB) - Extended Abstract

O-M-406-4 Passive SCR for Lean Gasoline Engine Emissions Control: Twc Formulation Effects on NH3 Generation