Sentences with phrase «ton nacelles»

For instance, since no U.S. ship was capable of hoisting the 400 - ton nacelles, or generators, 330 feet to the tops of the Block Island turbine towers, Deepwater Wind had to lease a Norwegian vessel to do the job.

Not exact matches

yaw mechanism (to keep the blade assembly perpendicular to the wind; also to untwist the electrical cables in the tower when necessary)-- the nacelle (turbine housing) and blades together weigh 92 tons on a GE 1.5 - MW turbine

Production and installation costs should also be lower once production of direct drive turbines scales up; the example above about the 3 MW turbine nacelle weighting 12 tons less than the 2.3 MW nacelle makes a big difference when you have to ship and install hundreds of turbines...