Emission Measurements from a Urea-Based SCR/oxi Catalytic NOx/HC Exhaust Gas Treatment System on Board a Diesel Powered Passenger Ferry - Operation after 12 100 hours Service

As an extension of a previous study, NOx, hydrocarbons (THC), NH3 and particulate bound NH4+, SO42- and H+ mesurements have been carried out on the exhaust of a 2,5 MW medium speed diesel engine on board MS Aurora of Helsingborg after 12 000 hours service