Sakiyama 2MW Floating Offshore Wind Turbine
Installation site
Summary of Sakiyama 2MW Floating Offshore Wind Turbine (Haenkaze)
| Name： | Haenkaze（Non-self-propelled vessel） |
|---|---|
| Location： | Approx. 5km off Sakiyama Fishing Port, Shimosakiyama-cho, Goto City, Nagasaki Prefecture |
| Shape and dimensions： | Total length 172m (Draft: 76m, Hub height: 56m, Rotor diameter: 80m) Floating body diameter: Maximum 7.8m Tower diameter: Maximum 4.8m |
| Weight： | About 3,400 tons（without mooring） |
| Structure type： | Hybrid spar |
| Mooring system： | Three-point catenary mooring system (Steel chains) |
| Wind turbine generator： | Downwind (Maximum power output: 2,000kW) |
| Others： | Submarine cable: Total length about 5km |
Transmission of electric power
The Haenkaze is the first floating wind turbine in Japan. The power generated is sent through subsea cable and distributed to households via a substation.
Floating meteorological tower
| Name： | Toki（Non-self-propelled vessel） |
|---|---|
| Location： | Approx. 2.0km southwest of Takanosuhana-todai lighthouse, Kabashima,Goto City, Nagasaki Prefecture |
| Shape and dimensions： | Total length 71.2m (Draft: 37.05m, Hub height: 28.2m) Floating body diameter: Maximum 3.8m Tower diameter: Maximum 2.375m |
| Weight： | About 400 tons（without mooring） |
| Structure type： | Hybrid spar |
| Mooring system： | Three points catenary mooring system (Steel chains) |
| Meteorological device： | 3D ultrasonic Anemometer |
| Others： | Navigation light: White Morse code (16 candela, 4 lights, visible distance: 3.0 nautical miles) Power supply from solar light and fuel cell The half-scale experiment model which was installed in FY2012 was remodeled into the floating meteorological tower. It has now been moved. |