offshore wind power presentation for china
DESCRIPTION
an overview of the development of offshore wind energy in EuropeTRANSCRIPT
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offshore wind offshore wind power in Europepower in Europe
Chris WestraChris Westra
(senior consultant ECN)(senior consultant ECN)(general manager We@Sea) (general manager We@Sea)
))
www.we-at-sea.orgwww.we-at-sea.org
www.ECN.nlwww.ECN.nl
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Offshore wind energy 2010 - 2020Offshore wind energy 2010 - 2020
Great Britain , Netherlands, Germany, Belgium.Great Britain , Netherlands, Germany, Belgium.
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Europa (2)Europa (2)
B: >4 GWB: >4 GW
DK: > 4 GWDK: > 4 GW
UK: > 33 GWUK: > 33 GW NL: > 6 GWNL: > 6 GW
D: 25 GWD: 25 GW
xxNorth SeaNorth Sea
National targets 2030National targets 2030
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Potential of the North SeaPotential of the North SeaMore energy than from the Middle East !More energy than from the Middle East !
European offshore wind European offshore wind energy communityenergy community
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Policy
• Pan European (offshore grid)Pan European (offshore grid)• Protection of marine eco-systemProtection of marine eco-system• Spatial PlanningSpatial Planning• Support technology developmentSupport technology development• Create a level field electricity marketCreate a level field electricity market
Focal points for European Policy
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Source: EWEA/GWEC
Wind energy annual installation 2000-2020 Wind energy annual installation 2000-2020 (GW)(GW)
Realise consequences of annually installing 5000 MW offshore !!!
Potential
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Offshore wind energy Offshore wind energy
& Spatial planning& Spatial planning
In the NetherlandsIn the Netherlands
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Dutch offshore projects 228 MWDutch offshore projects 228 MWOWEZ
108 MW, 2006 (M€ 260)M€ 260)
Princes Amalia
120 MW, 2007 (M€ 380)M€ 380)
36 x Vestas 3MW V90 36 x Vestas 3MW V90 108 MW 108 MW10 – 18 km from the coast10 – 18 km from the coast18 m water depth 18 m water depth
Monopiles 30 m into seabedMonopiles 30 m into seabed
OWEZOWEZ
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Princes Amalia wind farmPrinces Amalia wind farm
60 Vestas 2 MW V80 60 Vestas 2 MW V80 120 120 MWMW
23 km from coast23 km from coast19 - 24 m water depth19 - 24 m water depthmono pilesmono piles
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Ambition of the Dutch neighbors at seaAmbition of the Dutch neighbors at seaGermany: Germany:
• 1500 MW in 2011 and 1500 MW in 2011 and • 25.000 MW in 2030. 25.000 MW in 2030.
(Pilot Alpha Ventus)(Pilot Alpha Ventus)
United Kingdom:United Kingdom: • At present 600 MW in operation At present 600 MW in operation • 1500 MW under construction1500 MW under construction• ‘‘Round 3’: 25.000 MWRound 3’: 25.000 MW
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Onshore wind turbines Onshore wind turbines modified for sea modified for sea circumstances circumstances
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Thanet the newest largest offshore wind farmThanet the newest largest offshore wind farmGreat Britain Round 2 (sept. 2010)Great Britain Round 2 (sept. 2010)
• 100 turbines (Vestas V90)100 turbines (Vestas V90)
• 3 MW 3 MW 300 MW300 MW
• 3 Million Euro / MW3 Million Euro / MW
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’’85 87 89 91 93 95 97 99 01 03 0585 87 89 91 93 95 97 99 01 03 05
.05 . 3 . 5 1.3 1.6 2 4.5 5 MW.05 . 3 . 5 1.3 1.6 2 4.5 5 MW
12 m 12 m ØØ
A380 Airbus
Technology developmentTechnology development
126 m 126 m ØØ
Today’s standard offshore: around 3 MWToday’s standard offshore: around 3 MW
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The challenge of upscalingThe challenge of upscaling
Source: van Kuik
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Control of large rotor blades
Wind field
Reduced effectiveness of full span pitch control of large machines
Photo: Jos Beurskens
Commercial Blades - R2.35
0
5
10
15
20
25
20 30 40 50 60
Rotor Radius (m)
Weig
ht (1
03 kg)
Commercial Blade Data
Modeling Results
Modeling Results - R2.9
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Support structures in real lifeSupport structures in real life
Photo Jos Beurskens
Photo Jos Beurskens
Photo Jos Beurskens
Photo Jos Beurskens
Photo Jos Beurskens
Photo Jos Beurskens
Technology: development of foundations
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Photo Jos Beurskens
Photo Jos Beurskens
Hywind StatoilHydro (N)Hywind StatoilHydro (N)Technology
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Transport & InstallationTransport & Installation
Large variety of offshore transport and installation vessels.
Photo Jos Beurskens
Technology
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De technologie De technologie Dedicated offshore wind Dedicated offshore wind
turbines turbines
Germany: Bard 5 MW offshore wind turbineGermany: Bard 5 MW offshore wind turbine
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Germany Alpha VentusGermany Alpha Ventus
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Installation methods Installation methods
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C-Power Belgium 5 MW Repower turbinesC-Power Belgium 5 MW Repower turbines
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……transport en place the turbine in one lifttransport en place the turbine in one lift
Ballast NedamBallast Nedam
IHC MerwedeIHC Merwede
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Photo Jos Beurskens
Photo Jos Beurskens
Technology
Harbour facilities
Permanent or temporarily?
Bremerhaven (D)
IJmuiden (NL)
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Denmark Horn’s REV II Denmark Horn’s REV II platforms and hotels platforms and hotels
for maintenance personnelfor maintenance personnel
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Floating hotel during construction of Horn’s Rev Floating hotel during construction of Horn’s Rev
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Maintenance vessel Maintenance vessel
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Floating HarbourFloating Harbour
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Artificial Island for construction and maintenance Artificial Island for construction and maintenance
of offshore wind farmsof offshore wind farms
© © Reinout PrinsReinout Prins
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Primary functions:Primary functions:
• harbour for construction and O&M of wind harbour for construction and O&M of wind farmsfarms
• site for site for offshore transformer stationoffshore transformer station• hotel for personnelhotel for personnel• test site offshore wind turbinestest site offshore wind turbines• warehouse for spare partswarehouse for spare parts• International logistic hub for offshore wind International logistic hub for offshore wind
farms (NL, U.K. & DE)farms (NL, U.K. & DE)
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Artificial islands fit well in the development of an Artificial islands fit well in the development of an European offshore gridEuropean offshore grid
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A closer look at port sites A closer look at port sites
DK: > 4 GWDK: > 4 GW
UK: > 33 GWUK: > 33 GW NL: > 6 GWNL: > 6 GW
D: 25 GWD: 25 GW
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Islands as part of an offshore networkIslands as part of an offshore network(electrical infrastructure)(electrical infrastructure)
““North Clay-land”North Clay-land”
““North-East Friesland”North-East Friesland”
““IJmuiden op zee”IJmuiden op zee”
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A substation on a jacketA substation on a jacket
and on an islandand on an island
the advantage of a substation the advantage of a substation on an islandon an island
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Vision for the futureVision for the future
• Harbours to facilitate the large scale implementation Harbours to facilitate the large scale implementation
of offshore wind energy at the North Seaof offshore wind energy at the North Sea
• cooperating between NL, B, U.K. & DEcooperating between NL, B, U.K. & DE to find to find
strategic sites at the North Sea to build artificial strategic sites at the North Sea to build artificial
islands for offshore wind powerislands for offshore wind power
• contribute to the development of an European contribute to the development of an European
offshore electrical gridoffshore electrical grid
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www.we-at-sea.orgwww.we-at-sea.org
Thank you !Thank you !