Offshore Wind Power Technologies Economics Aleksandras Paulauskas SSI

Offshore Wind Power Technologies, Economics Aleksandras Paulauskas, SSI

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

Offshore Wind Turbines

Selected turbines Manufacturer Nordex Vestas GE Repower Turbine Model Nordex N 80 Vestas V 90 GE 3. 6 sl Repower M 5 k. W 2500 3000 3600 5000 Rotor Diameter m 80 90 104 126 Hub Height m 100 105 100 Swept Area m 2 5026 6362 8495 12469 EUR 3. 000 3. 600. 000 4. 320. 000 6. 000 km 2 0, 448 0, 567 0, 757 1, 111 Rated Power Price Turbine Area 1200

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 m 2 Price 4. 320. 000 EUR

Foundations

Planning

Construction works

Grid connection

Operation & Maintenance

Economics

Offshore Potential

Area name L 1 Country Lithuania Area 18 km 2 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 m 2 Price 4. 320. 000 EUR Annual Energy output 15. 418 MWh Capacity factor 48, 9 %

Offshore Economics