© Siemens Wind Power A/S. All rights reserved

Innovations in transport and installation methodsHenrik Fomsgaard LynderupSeptember 2009

© Siemens Wind Power A/S. All rights reserved

Future trends in offshore wind energy

More projects installed per yearLarger projects

© Siemens Wind Power A/S. All rights reserved

Financing and equipment availability are key challenges

Large projects are stretched over more seasons Financing becomes more difficult

More projects each year More competition for ports and vessels

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The solution is simple!

By optimized installation methods By pre-commissioning onshore

Requires specialized vessels

Requires flexible start dates

Faster project execution

Year-round operations

Staggered projects

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Minimizing offshore work is a good idea!

% man hours used onshore

Cost index for installation, commissioning and testing

10 20 30 40 50 60 70 80 90 100

0,1

0,2

0,3

0,4

0,5

0,6

0,7

0,8

0,9

1,0Siemens approach today

Fully-assembled offshore

Fully-assembled onshore

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It all links together…

Fully assembled turbines in the port

Specialized quay and equipment

An accessible market

Minimum 250 turbines per year in 5 years within reach

Specialized vessels with 350 Nm reach

High utilization to minimize price

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Serial assembly at the quay wall

A centralized setup will improve efficiency

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Specialized vessels are required to increase volumes and utilization

Faster More WTGs on board Less weather-sensitive

Larger volume in port

Source: Beluga Hochtief Offshore High utilization of vessel and port

Specialized vessels

Sea Installer

Larger range from port

Year-round installation

Source: A2SEA