Case Study
Sound Attenuation Analysis
office 203.452.STEP info@stepcombustion.com www.stepcombustion.com STEP Combustion CASE STUDY Sound Attenuation Analysis Problem: A marine customer had to reduce the NOx emissions of a quad engine ferry utilizing a selective catalytic reduction (SCR) system. The SCR catalyst and housing would replace the existing silencer, and the customer needed to verify that noise levels would remain the sam