Page 50 - SUSTAINABILITY REPORT 2016

SEA ENVIRONMENT 51

ENERGY CONSUMPTION AND EMISSIONS

Optimization of fuel use and reduction effi ciency performance management.
of emissions are strategic sustainability The business intelligence software
objectives for the Company. Together used enables the analysis of detailed REDUCTION OF FUEL USE AND ENGINE EMISSIONS REDUCTION
with the renewal of the fl eet thanks to comparative data regarding shipboard OF EMISSIONS
the introduction of the fi rst LNG-powered energy consumption and the identifi cation

6 Two kinds of fuel are used on board vessels, these issues are tackled by means of potential further energy-saving Optimum ship trim evaluation systems. NOX, SOX & PM10
Implementation of the ECO Exhaust Gas
Costa’s ships: 1) Heavy Fuel Oil (HFO), of a multipronged approach comprising all measures, so as to minimize deviations Optimum use of shipboard diesel generators at sea and in port. Cleaning (ECO-EGCTM) system to remove more
a type of blended oil used in ship’s engines than 90% of pollutants from the exhaust gases
and for the generation of electricity and possible areas of intervention and practical from the optimal energy consumption Installation of technology to increase the amount of waste heat recovered from engine irrespective of the ship’s operating condition – at
2) Marine Gas Oil/Marine Diesel Oil solutions for the ships currently in service, profi le. cooling water. sea, during maneuvering and in port.
(MGO/MDO), which is more refi ned fuel without ever impinging in any way on Costa has included in its Environmental Installation of frequency converters for electric engines for ventilators, for engine room Use of cleaner (low sulfur) fuels in Emission
intended for marine use, employed for air conditioning stations and for engine room auxiliary service pumps. Control Areas (ECAs).
auxiliary services. In accordance with the safety, which remains the number one Plan a series of other energy effi ciency
Corporation’s internal regulations, HFO is priority. projects and initiatives, specifi cally linked Rational management of shipboard incinerators. CO 2
further broken down into two categories: Investment in LNG propulsion systems.
High Sulfur Fuel Oil (HSFO) and Low Ship propulsion and operations account for to eff orts to reach Carnival Corporation’s Use of automatic lighting control system designed to adjust the external lighting of the
ship in accordance with the current sunlight intensity.
Sulfur Fuel Oil (LSFO); the latter has a almost all shipboard energy consumption target of a 25% reduction in greenhouse
reduced sulfur content and is a much and direct emissions of CO . Each gas (GHG) emissions .
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cleaner fuel than the former. Costa Cruises 2
uses LSFO whenever requested. member of the fl eet has a ship-specifi c Ship
Energy Effi ciency Management Plan
7 The target is a 25% reduction by 2020 SHIP OPERATION AND MAINTENANCE INITIATIVES
when compared to emissions in 2005. (SEEMP). Eff orts to reduce consumption
of shipboard fuel concentrate mainly on Use of state-of-the-art ecological coatings.
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optimization of vessel speed and course Planned maintenance of the hull and regular scheduled cleaning of the propellers.
adjustment, and implementation of Optimum use of the HVAC (heating, ventilating and air conditioning) system in the public areas (Demand Flow Phase One where applicable).
innovative technical solutions for ship
Optimum regulation of the HVAC system.