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HyWind and Sheringham ShoalØistein Johannessen
Vice President Communications
Technology and New Energy
Statoil’s threefold strategyMaximise resource
potential on the Norwegian shelf
International growth
Stepwise growth within New
Energy
Harsh environment
Deep water
Heavy oil
Gas value chain
Hywind – slender cylinder concept
• Decision to invest was taken in May 08
• Experience and knowledge from the petroleum sector have been essential to progress concept
Contractors
• Siemens
• Technip
• Nexans
• Haugaland Kraft
• Enova
Key data and characteristics of demo concept
Main Data
WTG: Siemens 2.3 MW
Turbine weight: 138 tons
Draft: 100 m
Displacement: 5300 m3
Diameter at water line: 6 m
Water depths: 120-700 metres
Characteristics
• Steel tower and substructur
• Dynamic pitch regulation
• Completed at inshore site
• Towed upright to field
• Designed for extreme North Sea conditions
Lift of hub including blades on 13 May 2009
Official opening 8 September 2009
Status Hywind
• Normal unsupervised operation started on 21. December 2009
• Produced more than 4,5 GWh from 23.12-15.08
• From March to August capacity above 40%
• Less alarms than anticipated
• Movements of turbines has proven to be less than anticipated through simulation models
• Technical verification documented by September 2010
Long way from idea to commercial concept
Demo
Medium park
Technological Focus
Cost Focus
Market Focus
Model test
Concept & theory
Onshore connected parks
2001
2005
2009
201x??
Sheringham Shoal Offshore Wind Farm
• Scira Offshore Energy Ltd.
• 50 years lease agreement with The Crown Estate
Sheringham Shoal Wind Farm
Scira Offshore Energy Ltd.
• Statoil 50%, Statkraft 50%
• Statoil is operator for Scira during the Development and Construction Phase
− Manager for construction activities and preparation for operations
• Scira will be responsible for the operation and maintenance phase
− Personnel working for Scira during the O&M phase will be a mix of secondees from the owners, local employees and service contractors
Wind Farm Highlights
Project Highlights
• Installed capacity 317 MW
• 35 km2 wind farm appr. 20 km off the coast
• Water depth 17m – 22m
Development Concept
• 88 wind turbine generators, each 3.6 MW
• 2 offshore substations
• Submarine infield cables (33 kV)
• Submarine export cables (132 kV) to shore
• Ca 22 km underground cabling from shore to Salle
• Connection to regional grid (EdFE) at Salle for further connection to National Grid (NGET) at Norwich
Schedule and Cost
Status
• Onshore construction ongoing
• Harbour development complete
• Foundation installation started
2010
• Install foundations and cables offshore
• Commissioning onshore substation
2011
• Install offshore substations
• Install wind turbines
• First production of electricity 2Q
• Installation complete by 4Q
• Final commissioning and capacity testing
Total estimated cost:
• £ 1 billion
Multi-contract strategy
Wind Turbine Generators EPC(I) Siemens
Foundations EPCI MT Højgaard
Electrical Infrastructure EPCI AREVA T&D
Subsurface Export and Infield Cables EPC Nexans Norway AS
Onshore cable EPCI Carillion Utility Services
Cable Installation Visser and Smit
WTG Installation vessel Master Marine ASA
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