bwm tech conference april 2012

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Emilio Tombolesi Director Environmental Policy Director Environmental Policy Carnival Corporation & plc 6th Ballast Water Management 6th Ballast Water Management Hamburg, 1112 April 2012

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Emilio TombolesiDirector Environmental PolicyDirector Environmental PolicyCarnival Corporation & plc

6th Ballast Water Management6th Ballast Water Management Hamburg, 11‐12 April 2012

As of March 31, 2012:• 33 member States representing 26.44%33 member States representing 26.44%  shipping tonnage had ratified the Convention

• It may enter into force next year

• More than 30,000 ships will have to comply ¹

• Only 200 do so today ²

¹ , 2 Source SMM

Carnival Corporation has 100 ships in operation

Timing

Different regulations

Type of treatment MakersType of treatment, Makers

Selection CriteriaSelection Criteria

How long will it take to have all ships compliant ld id ?worldwide?

Investigate potential BWT plants for installation on:installation on:

Operating shipsOperating ships

N b ildiNew buildings

New projects 

IMO D‐2 Regulation Approval (or in process)IMO D 2 Regulation Approval (or in process)

Capable to meet, or very close to meeting, more stringent local requirements

No use of chemical agents in treatment process

No risk of damage to ballast water tank coatings

No risk of increase in corrosion of ballast piping p mps and sealingNo risk of increase in corrosion of ballast piping, pumps and sealing components

Able to operate in seawater, brackish and fresh water

Have low electrical energy consumption and not use a heat process in treatment

Compact modular plant with small footprintCompact, modular plant with small footprint

Low operational cost for maintenance and spares

Easy operationEasy operation

Maker capable to support multi‐ship installation and global maintenance program

Performance, possibly beyond IMO D‐2

Evaluation of single componentsEvaluation of single components

Purchase and operating costs

Footprint 

Modular design

Easy to operate

After‐sales serviceAfter sales service

42+ potential BWT plant makers evaluated

12 makers pre‐selected based on our well‐defined criteria

Final selection narrowed down to 3 plants: based on cost, weight, footprint, etc.

Three BWT plants identified as potential solutions for our shipssolutions for our ships

T BWT l t id tifi d f f thTwo BWT plants identified for further evaluation

Full‐scale on board tests for the three plants l t dselected

Three BWT Plant installed onboard for testingSystem ASystem A

Filtration +UV‐C Light Disinfection Process 

System BSystem BFiltration + Advanced Electro‐Catalysis Oxidation Process + Ultrasound

System CFiltration + UV‐C light Disinfection Process together g gwith an Advanced Oxidation Treatment (AOT) using Titanium Oxide. 

System A System B System C

Cost x Ship € 119.000 € 171.000 € 130.000

Claimed Op Cost (€) 1.240/yr 2.216/yr 0.2/m³

Elect Cons KWhr/m³ 0.10 0.02 0.14

IMO D‐2 Yes Yes YesIMO D 2 Yes Yes Yes

Meet Stricter Requirements

Yes Yes Yes

Sea, Brackish, Fresh water Yes Yes Yes, , Yes Yes Yes

Degree of filtration Not specified 50 micron 40 micron

Nr/Type filtration element 6x4 superflow 1x screen AISI 316L 13 x mesh candle

Disinfection technology UV‐C AEOP+Ultrasound UV‐C +AOT

Nr. reactors 1 na 1

Nr. UV‐C Lamps 6 na 12

UV‐C lamp lifetime 8000 na 3000

Maker list update

Preliminary investigation completed

8 additional Makers identified as possible8 additional Makers identified as possible contenders to the three selected 2011

Cost of tests for Makers to obtain  IMO D2 Approval is approx €1 MillionApproval is approx  €1 Million

N i ti t h l i dNo innovative technologies emerged

None of the 8 makers betters the 3 plant selected during the 2011 investigation

Noticeable efforts made to improve filtration

Full evaluation of onboard test results will be completed by mid 2012

White Paper on market investigation refresh will p gbe completed by May 2012

Rule makers still debating solutions for:•Sampling and analysis methodSampling and analysis method•Dual function tank