Offshore Wind PowerOffshore Wind PowerTechnologies, EconomicsTechnologies, Economics

Aleksandras Paulauskas, SSI

•Offshore wind turbines•Foundations•Planning•Construction works •Grid connection•Operation & Maintenance•Economics

ContentContent

Offshore Wind TurbinesOffshore Wind Turbines

Manufacturer Nordex Vestas GE Repower

Turbine Model Nordex N80 Vestas V90 GE 3.6 sl Repower M5

Rated Power kW 2500 3000 3600 5000

Rotor Diameter m 80 90 104 126

Hub Height m 100 105 100 100

Swept Area m2 5026 6362 8495 12469

Price 1200 EUR 3.000.000 3.600.000 4.320.000 6.000.000

Turbine Area km2 0,448 0,567 0,757 1,111

Selected turbinesSelected turbines

Manufacturer GE

Turbine model GE 3.6 sl

Rated power 3.600 MW

Rotor diameter 104 m

Hub height 100 m

Swept area 8.495 m2

Price 4.320.000 EUR

FoundationsFoundations

PlanningPlanning

Construction worksConstruction works

Grid connectionGrid connection

Operation & MaintenanceOperation & Maintenance

EconomicsEconomics

OffshoreOffshorePotentialPotential

Area name L1

Country Lithuania

Area 18 km2

Average depth 38 m

Distance from shore 52 km

Energy purchase price 0,0637 EUR

Wind speed at 10 m 7,83 m/s

Wind speed at 100 m 9,4963 m/s

Roughness Length 0,0002

Weibull Scale A 10,7199

Weibull Shape k 2

Manufacturer GE

Turbine model GE 3.6 sl

Rated power 3.600 MW

Rotor diameter 104 m

Hub height 100 m

Swept area 8.495 m2

Price 4.320.000 EUR

Annual Energy output 15.418 MWh

Capacity factor 48,9 %

OffshoreOffshoreEconomicsEconomics