Cat outlines SCR dosing strategies for marine engines

Caterpillar Marine has detailed a two-pronged approach to urea injection for selective catalytic reduction (SCR), with separate strategies for small and bigger engines.

Air-assisted dosing can improve SCR performance even for larger high-speed marine engines, says Cat Marine (credit: Caterpillar)

Caterpillar Marine has detailed a two-pronged approach to urea injection for selective catalytic reduction (SCR), with separate strategies for small and bigger engines.