1. 1
Pilot Exhaust Gas Cleaning System
June 2013
Per A. Brinchmann Wilh. Wilhelmsen ASA

2. 2
Some figures for reference
Total fuel oil consumption: 1 600 000 tons
Total cost of fuel: 1 000 000 000 USD
 5 000 000 tons of CO2
 6 500 tons of NOx
 50 000 tons of SOx
 ?? tons of Particles
140 vessels in 3 commercial operators owned
jointly with our Swedish partner Wallenius Lines

3. 3
Managing a New Reality
Sulphur Regulations
A four-stream compliance strategy
Low Sulphur
Bunker Oil
Alternative
fuels
Exhaust Gas
Cleaning
Systems
”Scrubbers”
MGO

4. 4
Background; low sulphur fuel challenges
- Availability
- Quality
- Quantity; tank configuration and capacities
- Planning of bunkering
- Compliance; enforcement of ECA regulations
- Safety and reliability in fuel switch and operation
- Crew pressure
- Overall cost

5. 5
Key points in scrubber pre-study
Vendor assessment
Loss of cargo space
Weight and stability
Retrofit challenges
Power consumption
Fresh water consumption
Chemicals
Operational matters
Crew
Cost
Pay-back
Acceptance in use
OK
OK
OK
??
?
OK
?
OK
OK
?
?
?

6. 6
Chosen pilot vessel MV ” Tarago”
Mk IV class RoRo; 38 500 tdw,
Main engine; MAN 22 000 kW,
5 aux. Engines; MAN 7 500 kW in total
Norwegian (NIS) Flag, DNV Class, Built 2000 (Daewoo)

7. 7
Some figures for the Tarago pilot scrubber
17 m
7 m20 m
Fuel consumption: 70 tons/day
20.000 tons/year
Price gap MGO / HFO: 350 USD (2015)
Saving potential:
100% in ECAs 7.0 MUSD /year
23% in ECAs 1.6 MUSD /year
Overall project cost 10 MUSD
Third party measurement and verification. Sponsored by the Norwegian Research Councel
Testing starts this summer

8. 8
Installation lay out

9. 9
1 km of pipes, 10 km cables, 140 drawings…..

10. 10
Main scrubber being lifted onboard

11. 11
Main scrubber with the two venturies

12. 12
New funnel top section; 45 tons

13. 13
More scrubbers in our fleet?
 Retrofits can be complex and expensive
 Suitable for newbuilds
 A competetive advantage
 Engineering capacity a limitation (?)
 Technical and financial risks manageable
 Political risk an issue (?)

14. 14
But, most important of all;
….. a highly motivated crew!