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Notes - Wind Turbine ISR-G (view source)

Revision as of 17:57, 6 October 2020

487 bytes added , 17:57, 6 October 2020

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- foundation - hold the whole turbine in place

~~__main~~ __Main degrees of conventional Darrieus turbine__

- azimuth - rotation of rotor to generator

- yaw - rotation of nacelle about vertical tower

- pitch - angle/pitch of blades about their lengthwise axis

__Towers__

[[File:Towers-wind-energy.JPG|border|thumb|Different options for tower construction]]

- tubular towers

- lattice towers

- tripod towers

__Foundation__

Foundations are oftentimes made out of concrete.

### Wind Energy Extraction

[[File:Efficiency-betz-limit.JPG|border|thumb|Mechanical power of a wind turbine]]

The mechanical power of a turbine can be calculated with the equation to the right. The Betz limit on power (59%) describes the maximum energy that a turbine can extract from the wind.

__Rotating lift-based machines__

Lsanten

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