Offshore wind turbine design - Wind Power Generation and Wind Turbine Design - page 365

Figure 1: U.S. wind resource map [ 1 ].

Table 1: Offshore wind resource (MW) [ 2 ].

5-20 Nautical Miles 20-50 Nautical Miles

Shallow
< 30 m

%
Exclusion

Shallow
< 30 m

%
Exclusion

Region Deep Deep

New England 9,900 41,600 67% 2,700 166,300 33%

Mid Atlantic States 46,500 8,500 67% 35,500 170,000 33%

California 2,650 57,250 67% 0 238,300 33%

Pacifi c Northwest 725 34,075 67% 0 93,700 33%

Totals 59,775 141,425 67% 38,200 668,300 33%

wind power plants, or even development of other types of power generation sta-
tions. Finally, these states have readily available grid connectivity close to shore
and the major population centers.

3 Current technology trends

Trends in the global wind industry are pushing toward larger, multi-megawatt tur-
bines. Currently, Vestas has produced more than 740 MW of offshore turbines
consists mostly of the V90 3 MW turbines. A new V120 4.5 MW turbine from