Control Areas (ECAs) from1 % down to
sions. The current requirement for 20%
sible due to the most favorable proportion
0.1% by 2015. The latter limit is already
reduction will be increased by another 75
of number of carbon and hydrogen atoms
required for ships at berth in EU ports and
% NOx reduction after the end of 2015.
in methane particles (CH4) compared with
inland waters.
The use of LNG will cut emission of
other hydrocarbons.
The availability of low sulphur fuel is
solid particles and sulphur oxides by almost
limited and rising demand is expected to
100%, nitrogen oxides by 85% and car-
10–20% EXTRA COST FOR LNG
increase its price uncertainty. IMO’s scheme
bon emissions by about 25%. Thus, no ad-
Typically, the new ships with LNG propul-
for reduction of NOx emissions in ECAs
ditional exhaust cleaning installations are
sion have an added investment cost of 10–
specifies the limits for marine engine emis-
required. Reduction of CO2 emission is pos-
20%.
10
seatec 2/2012