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Installed Capacity: - MW
Annual Production: - GW
Capacity Factor: - %
Number of Turbines: -
Distance to Shore: - km
Water Depth: - m
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Rated Power pr. Turbine: - MW
Drive Train:
Support Structure:

Offshore Wind Statistics

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Commissioned Sites by Developer/Owner

Operator Sites
DONG Energy 13
Vattenfall 7
E.ON 4

Comissioned Sites by turbine manufacturer

Turbine Manufacturer Sites
Siemens Wind Power 17
Vestas Wind Systems 16.83
Bonus Energy 4.83

Installed Capacity by Country

Country MW %
United Kingdom 3,309.2 63.76
Denmark 871.45 16.79
Netherlands 246.8 4.76

Installed Capacity by commissioned site

Site MW
London Array 1 630
Greater Gabbard 504
Sheringham Shoal 316.8

Installed Capacity by Operator

Operator MW %
DONG Energy 1,793.25 34.55
Vattenfall 830.9 16.01
SSE Renewables 514 9.9

Installed Capacity & Number of Turbines by turbine manufacturer

Manufacturer
Model
 MW %
Siemens Wind Power
Siemens SWT-3.6-107
Siemens SWT-3.6-120
Siemens SWT-2.3-93
Siemens SWT-2.3-101
Siemens SWT-2.3-82 VS
3,003.9
1,551.6
824.4
575
50.6
2.3
57.88
29.9
15.88
11.08
0.97
0.04
Vestas Wind Systems
Vestas V90-3.0 MW
Vestas V80-2.0 MW
Vestas V39-500 kW
Vestas V66-2.0 MW
Vestas V47-660 kW
1,393.32
957
426
5
4
1.32
26.85
18.44
8.21
0.1
0.08
0.03
Bonus Energy
Bonus 2.3 MW/82
Bonus 2.0 MW/76
Bonus 450 kW/37
245.05
200.1
40
4.95
4.72
3.86
0.77
0.1
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Pori Offshore 1 Offshore Wind Farm

General Information

Official Name: Pori Offshore 1
Alternative Name: Pori Demonstration
Development Status: Commissioned
Layout Description: Single turbine
Location: Tahkoluoto
Region: Pori/Björneborg
Country: Finland
Sea Name: Gulf of Bothnia
GPS Latitude: 61.6244
GPS Longitude: 21.3524
Distance From Shore: 1.2 km
Water Depth: 9 m
Generel Note: Demonstration site for the steel shell gravity foundation

Timeline & Track Records

Construction Start: 2010 (July) - Turbine installed
First Power Generation: 2010 (August)
Commission Year: 2010 (September)
Developer: Suomen Hyötytuuli
Installer Turbines: Technip
Installer Substructure: Technip
Installer Export Cables: Kaplaaki
Operator: Suomen Hyötytuuli
TSO: Fingrid

Wind & Waves

Wave Height - Significant: 7 m (Hs, 50 years)

Production & Performance

Total Installed Capacity: 2.3 MW
Total Number of Turbines: 1
Annual Estimated Production: 7.5 GWh/year
Annual Production: 9.14 GWh in 2011

Show previous years

3.57 GWh in 2010
Capacity Factor: 45.36 % in 2011

Substations, Inter-Array & Export Cables

Transmission Type: MVAC / HVAC
Operating Voltage Level: 20 kV / 400 kV
Power Frequency: 50 Hz
Onshore Substation Location: Tahkoluoto, Pori/Björneborg (Finland)

Turbine, Tower & Substructure

Turbine:  
Turbine Manufacturer: Siemens Wind Power
Turbine Model: Siemens SWT-2.3-101
Number of Turbines: 1
Rated Power pr. Turbine: 2.3 MW
Estimated Watt pr. Rotor m2: 287 watt
Operational:  
Cut-in Wind Speed: 3.5 m/s
Rated Wind Speed: 12.5 m/s
Cut-out Wind Speed: 25 m/s
Power Curve Data:

Show power curve data

25.0 m/s - 2300 KW
24.0 m/s - 2300 KW
23.0 m/s - 2300 KW
22.0 m/s - 2300 KW
21.0 m/s - 2300 KW
20.0 m/s - 2300 KW
19.0 m/s - 2300 KW
18.0 m/s - 2300 KW
17.0 m/s - 2300 KW
16.0 m/s - 2300 KW
15.0 m/s - 2300 KW
14.0 m/s - 2300 KW
13.0 m/s - 2300 KW
12.0 m/s - 2295 KW
11.0 m/s - 2253 KW
10.0 m/s - 2051 KW
9.0 m/s - 1581 KW
8.0 m/s - 1102 KW
7.0 m/s - 725 KW
6.0 m/s - 441 KW
5.0 m/s - 239 KW
4.0 m/s - 115 KW
3.0 m/s - 0 KW
2.0 m/s - 0 KW
1.0 m/s - 0 KW
0.0 m/s - 0 KW
Rotor & Hub:  
Rotor Type: 3-bladed, horisontal axis
Rotor Position: Upwind
Rotor Diameter: 101 m
Rotor Area: 8012 m2
Rotor Speed (min): 6 rpm
Rotor Speed (rated): 16 rpm
Rotor Weight (incl. hub): 60 t
Hub Height (above MSL): 80 m
Blade Tip Speed (rated): 84.61 m/s
Blade Tip Height (above MSL): 130.5 m
Blade Length: 49 m
Blade Root Chord (root diameter): 3.4 m
Power Regulation: Pitch regulated with variable speed (hydraulic)
Nacelle:  
Drive Train Type: High speed
Main Bearing: Spherical roller bearing
Gearbox Ratio: 1:91
Gearbox Stages: 3 planetary stages, 1 helical stage
Gearbox Lubrication: Splash/forced lubrication
Generator Type: Asynchronous
Generator Rated Power: 2300 kW
Power Converter: Full scale
Power Frequency: 50 Hz
Turbine Voltage Level: 690 V
Yaw Gears - Number: 8
Nacelle Weight: 82 t
Top Head Mass: 142 t
Tower:  
Structure Type: Tubular
Structure Material: Steel
Substructure:  
Structure Type: Gravity based
Number of Support Structures: 1
Support Structure Material: Steel
Support Structure Description: The steel-shell or steel caisson gravity foundation is designet to be ice resistant. The prototype is believed to be the first to cope with heavy ice loads. The conical shape reduces both the ice and wave loads. Diameter (top/bottom): 4 m/12,8 m, Height: 27 m. Total weight: around 400 t
Foundation Type: Gravity
Substructure Manufacturer: Technip
Substructure Designer: Eranti Engineering

Resources

Website: Pori Offshore 1
 
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