Author: | Technology
The Vestas V117-3.3 MW turbine has a rotor diameter of 117 m (384 ft) and a rated output power of 3.3 MW. Swept area 10,751 m² (2.66 acres). Speed, dynamic operation range 6.2-17.7 rpm (maximum tip speed of 390 kph/243 mph). Total gearbox oil volume 1000-1200 L (264-317 gal). Main contributors to own consumption: hydraulic motors, yaw motors, water heating, water pumps, oil heating, oil pump for gearbox lubrication, controllers, transformer no-load loss; total ~128 kW. [Other contributors to consumption include turning the blades to avoid bending, turning the blades as wind rises, maintaining charge of 192-V uninterruptible power supply, lighting.] Maximum noise level at optimised power: 107.0 dBA 10 m above ground.
Download original document: “General Specification: Vestas V117–3.3 MW”
This material is the work of the author(s) indicated. Any opinions expressed in it are not necessarily those of National Wind Watch.
The copyright of this material resides with the author(s). As part of its noncommercial effort to present the environmental, social, scientific, and economic issues of large-scale wind power development to a global audience seeking such information, National Wind Watch endeavors to observe “fair use” as provided for in section 107 of U.S. Copyright Law and similar “fair dealing” provisions of the copyright laws of other nations. Send queries to query/wind-watch.org.
|Wind Watch relies entirely
on User Funding