Shipping in Gas Age Wartsila · PDF fileSHIPPING IN THE GAS AGE ... DF = Dual Fuel engine...

1

SHIPPING IN THE GAS AGE- The innovation drivers for marine power system and design -

LNG – Fuel for Future

Wärtsilä - Ship Power

04th November 2010, Taipei

1 © Wärtsilä 3 November 2010

I-Ming KUO

G.M. Ship Power,Wartsila Taiwan Ltd.

This is Wärtsilä

SHIPPOWER

POWERPLANTS

SERVICES


2

Wärtsilä gas engines

3 November 20103 © Wärtsilä

1987 1989 1991 1993 1995 1997 1999 2001 2003 2005 2007 2009 2011

GD = Gas Diesel engineSG = Spark Ignited Gas engineDF = Dual Fuel engine

W32GD

W46GD

W25SG

W34SG

W28SG

W32DF

W220SG

W180SG

W50DF

W20V34SG

W34DF


Wärtsilä is a system integrator

SYSTEM INTEGRATION

3

Reduce emissions - What are the options?

5 © Wärtsilä

Back in the day’sHFO or MDO

Today and in the futureWhat to select?

HFO

AftertreatmentScrubbers

SCR

MDO?

NOx Tier 3complient engine

+ Low sulphur fuel

GAS

Gas as fuel

And in the end it all boils down to $$$

3 November 2010


NOx

Acid rains

Tier II (2011)Tier III (2016)

SOx

Acid rains

3.5% (2012)ECA 0.1% (2015)

CO2

Greenhousegas

Under evaluation by IMO

Emissions and Environment

4

NOx reduction – IMO requirements and methods

0 200 400 600 800 1000 1200 1400 1600 1800 2000

6

8

10

12

14

16

18

2

0

Specific NOx emissions (g/kWh)

Rated engine speed (rpm)

Tier II (global 2011)Ships built 2011 onwardsEngines > 130 kW

Tier III (ECAs 2016)Ships in designated areas, 2016 onwardsEngines > 130 kW

Tier I (present)Ships built 2000 onwardsEngines > 130 kW

Retrofit: Ships built1990 – 2000 Engines > 90 litres/cylinderand > 5000 kWDry/Wet Methods

4Selective Catalytic Reduction

Wärtsilä dual-fuel

technology


IMO sulphur limits

0,1%

4,5%

3,5%

1,5%

1,0%

0,5%

2008

2009

2010

2011

2012

2013

2014

2015

2016

2017

2018

2019

2020

2021

2022

World

EU in ports

SECA

4,5 4,5 3,5 3,5 3,51,5 1,0 1,0 0,5 0,1

67% 78% 71% 86% 97%

97%78%


5


Emission Control Areas

existing ECAs: Baltic Sea, North Sea

planned ECAs: Coasts of USA, Hawaii and Canada

discussed ECAs: Coasts of Mexico, Coasts of Alaska and Great Lakes, Singapore, Hong Kong, Korea, Australia, Black Sea, Mediterranean Sea (2014), Tokyo Bay (in 2015)

Most used trading routes

Proliferation of ECA areas is expected in the next future

10 © Wärtsilä

Natural Gas As Marine Fuel !

…which are the possible benefits ?

3 November 2010

6


Economical advantage Marine Gas Oil Rotterdam

Fuel price [USD/MMBTU]

Source: bunkerworld.com; LNG OneWorld.com

180 Centistoke Rotterdam

0

5

10

20

25

10/2006 04/2006 10/2007 02/2008 07/2008 01/2009 05/2009 10/2009

?

35

30

15

380 Centistoke Rotterdam

LNG Henry Hub


Emission advantage

CO2

NOx

SOx

Particulates

Dual-Fuel enginein gas mode

Dieselengine

0

10

20

30

40

50

60

70

80

90

100

Emissionvalues [%]-25%

-85%

-100%

-100%

7


Natural Gas As Marine fuel


Natural Gas As Marine fuel

Wärtsilä Dual Fuel Engines

Fuel flexibility optimizesOperational Expenses:

� In ECA zones, no exhaust aftertreatment technology is required.

� Outside ECA zones,the most advantageous fuel canbe selected

� Switch-over in operation

8


* ** ** * **

******

** **

***

**

Intake ofair and gas

Compression ofair and gas

Ignition bypilot diesel fuel

Otto principle

Low-pressure gas admission

Pilot diesel injection

Gas mode: Ex. In. Ex. In.Ex. In.

Intake ofair

Compression ofair

Injection ofdiesel fuel

Diesel principle

Diesel injection

Diesel mode:Ex. In. Ex. In.Ex. In.

Dual-fuel engine - operating principle

16 © Wärtsilä

Dual-Fuel Engine Portfolio

0 5 10 15

34DF34DF34DF34DF

20V34DF

12V34DF

9L34DF

6L34DF

16V34DF

18V50DF 17.55 MW

16V50DF

12V50DF

9L50DF

8L50DF

6L50DF50DF50DF50DF50DF

20DF20DF20DF20DF

9L20DF

8L20DF

6L20DF 1.0 MW

3 November 2010

9

Dual-fuel engine characteristics

• High efficiency

• Low gas pressure

• Low emissions, due to:

� High efficiency

� Clean fuel

� Lean burn combustion

• Fuel flexibility

� Gas

� LFO (DF)

� HFO (TF)

• Three engine models

� Wärtsilä 20DF

� Wärtsilä 32DF

� Wärtsilä 50DF

34DF34DF34DF34DF

50DF50DF50DF50DF

20DF20DF20DF20DF



Dual-Fuel engines - References

Dual Fuel sold or running

Power plant 28 installations84 engines>640 000 running hours

LNG carriers68 installations254 engines> 700’000 running hours

Offshore8 installations22 engines>300 000 running hours

10


The LNG Carrier Segment

Gaz de France – Suez “Provalys / Gaselys / GdF Suez Global Energy”The first three LNG Carrier with Wärtsilä Dual-Fuel engines

Delivered since November 2006Total running hours cumulated ~ 180’000 hrs

Dual-Fuel engines in LNG carriers - Overview

Wärtsilä DF Engines represent the leading technology in LNGC propulsion systems.

Total vessels ordered 68

Total vessels delivered 36

Total 50DF delivered 128

Total 50DF delivered from WHEC 59

Total cylinders on order 2’436

Total kW on order 2‘314’200

Total BHP on order 3‘146‘430

Total vessels ordered with HFO capability 31


11


Wärtsilä designed vessels with DF-Engines

• Delivered 2003• Wärtsilä 4 x 6L32DF• Eidesvik ASA

• Delivered 2003• Wärtsilä 4 x 6L32DF• Simon Møgster

• Delivered 2008• Wärtsilä 4 x 6L32DF• Eidesvik ASA


Total Concept Optimization

12

23 © Wärtsilä

LNGPac - a complete solution for LNG fuelled ships

5. Dual-Fuel Main engine

1. Storage tanks

2. Evaporators

Fully AutomatedNo moving partsIn the fuel system

5

1

6. Dual-Fuel Aux engines

6

3. Bunker station

4. Gas valve unit enclosure

3

2

NEW ! No dedicated GVU room needed

4

3 November 2010


Main Components (C-type tanks)

Storage tank

Bunkering station

Cold box

Gas valve unit

DF-engine

13


C-type tanks – below deck


C-type tanks - Alternative arrangement

14


LNG tank location

The LNG tanks are located on the upper deck behind the superstructure

– Located outside• Good ventilation

– No ventilation casing needed trough accommodation

– Vent pipe for tanks still needed

– Visible location for good PR


LNG Container feeder LNG TugLNG Ferry LNG Ro-Lo

LNG Feeder

LNG Terminal

Property of I.M.S. –Nordic LNG

Natural Gas As Marine fuel – distribution chain

15

LNG marine terminals

Existing or under constructionProposed

As per September 20093 November 201029 © Wärtsilä


Total concept optimization

The Energy Efficiency Design Index (EEDI) proposed by the IMO is a benchmark for design efficiency and, a prelude to emission trading

ref

F

VCapacity

PSFCCEEDI

⋅⋅⋅

= ∑

EMISSIONS

FUEL CONSUMPTION

INSTALLED POWER

SERVICE SPEED

CARGO CAPACITY

16


Total concept optimization

Emission trading

…CO2 Cap & Trade schemes by 2030?

IMO allot credits to shipping

companies

Shippig companies surrender

credits with bunker notes

UNFCC allot credits to IMO

Conclusions


17


www.wartsila.com

Shipping in Gas Age Wartsila · PDF fileSHIPPING IN THE GAS AGE ... DF = Dual Fuel engine...

Documents

Transcript of Shipping in Gas Age Wartsila · PDF fileSHIPPING IN THE GAS AGE ... DF = Dual Fuel engine...