P-M-BRC-143 Diagnostic of Zeolite-based SCR Catalyst Deactivation Modes Using NO Oxidation as a Probe Reaction

Monday, June 3, 2013
Ballroom C (Galt House Hotel)
Saurabh Joshi, Ashok Kumar, Krishna Kamasamudram, Neal W. Currier and Aleksey Yezerets, Cummins Inc., USA.
Hydrothermal aging and sulfur poisoning are prime deactivation modes of commercial Cu-zeolite SCRs. In this study, we demonstrate a method to diagnose the impact of these deactivation modes on commercial Cu-zeolite catalyst using NO oxidation as a probe reaction.

Extended Abstracts: