TEXTE Environmental Impacts of Exhaust Gas Cleaning Systems for Reduction of SOx on Ships — Analysis of status quo 
Report compiled within the framework of the project ImpEx 
List of figures 
Figure 1: 
Figure 2: 
Figure 3: 
Figure 4: 
Figure 5: 
Figure 6: 
Figure A-1: 
Process flow for the two modes of operation of wet EGCS: open loop (left) and 
closed loop (rigAt) ee eek eek ke RR AREA ARE RRRRRRRRERRRRERKRRERKRRGERKR EUER EEE LT 
Required water volume flowrates as a function of the achieved level of reduced 
emission for six different natural waters at different temperatureS......................19 
EGCS market share by ship ÜYPeaseeseeeeeeee rer ee teen ke ee eG GER AR RE ERREGER RERRERKREEEKERKURKUGGEKGKGGGGGZZ 
EGES marker share By Type Of BGG Sa EEE 
Total number of ships with EGCS (in operation and on-order) su. 24 
Energy use and projected fuel mix 2018 — 2050 for the simulated IMO ambitions 
pbathway with main focus on design requirementSarseeee ee eet ee e eek eek Eee Z0 
Notifications about ships EGCS-fitted by approval date a4 
List of tables 
Table 1: 
Table 2: 
Table 3: 
Tabie 4: 
Table 5: 
Table 6: 
Table A-1: 
Table A-2: 
Table A-3: 
Table A-4: 
Table A-5: 
Total number of ships with EGCS as reported by different information sources ...21 
Discharge water quality criteria as described in section 10.1 of the “2015 EGCS 
Guidelines” (Resolution MEPC.259 (68)... e eek eek k RER E EEE Z8 
Proposed tiered limit values for total hydrocarbons and PAHs in EGCS discharge 
water as in document MEPC 55/4/7 and typical concentrations found in EGCS 
discharge Water ee ee eek ek RER EEE RE ER ERRERRRERERERRERRRKEEKERKERRRUEEKERKERRUGEEEKERKRRUUGGGUGELGGGGGBS 
Limit values for metals from wastewaters set in local regulations, proposed limit 
values for EGCS discharge water as in document MEPC 55/4/7 and typical metal 
concentrations found in EGCS discharge Water ee e eek e ek Eee EEK ER RE EEE EEE BD 
Research studies assessing EGCS discharge water using the PEC/PNEC approach.49 
identified parallel projects covering EGCS discharge water and ImpEX..................54 
Notifications in GISIS about ships EGCS-fitted een ken ee RER REG O3 
EGCS manufacturers and amount of ships equippeC..eeee ee O4 
Research works related to EGCS discharge water and covered aspectsS.................66 
Results of research studies on chemical composition of EGCS discharge water ....69 
Results of research studies on ecotoxicological effects of EGCS discharge water..72