Wind Energy¶

Background Information¶

Wind Energy Overview presentation by Prof Bharat Bagepalli, former Principle Technologist as GE-Energy - attachment:Overview_Wind_Turbines_Bagepalli.pdf
A presentation at Sandia National Labs on Wind Turbines covering multiple topics including reliability by a GE person - http://windpower.sandia.gov/2007reliability/PDFs/Mon-9-JamesMaughan.pdf
IEC 61400-1 Wind Turbine Standard - http://projecte-hermes.upc.edu/Optatives/A%20-%20Wind%20turbines%20design/Pla%20Antic/Teoria/Normes/IEC%2061400-1%20Design%20requirements.pdf
GE use a number of co-ordinate systems to describe forces and moments on a wind turbine tower, nacelle, and blades. Graphic attached below shows them all. The Flex5 co-ordinate system typically used to describe wind loading to the bedplate is shown here as the R2,R3 Rotorshaft system.

Part 1 internal components - https://www.youtube.com/watch?v=Q1bMeMxCT0k
- Note the yellow glow at :40. This is light coming through lower access hatch to tower. Technician has to climb in from underneath gearbox to access 'walkway' around perimeter of nacelle.
Part 2 external components - https://www.youtube.com/watch?x-yt-cl=85027636&v=vOfLVOXcvRE&x-yt-ts=1422503916

Video of a wind turbine being installed (WT maker unknown) - https://www.youtube.com/embed/84BeVq2Jm88?feature=player_detailpage
Another video of a wind turbine being installed - http://biggeekdad.com/2015/05/building-a-wind-turbine/
Specialized trucks used to transport long turbine blades to mountain installation site in China: https://www.youtube.com/watch?v=1cnHui4pFBU

Attachments Below

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