A tower part for a wind turbine, an aperture cover system, a...

F - Mech Eng,Light,Heat,Weapons – 03 – D

Patent

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Details

F03D 11/04 (2006.01) E04H 12/00 (2006.01) E05D 5/02 (2006.01) F03D 1/00 (2006.01)

Patent

CA 2586647

The invention relates to a tower part (6) for a wind turbine (1) comprising at least one wall segment (9) and at least one aperture segment (10) including at least one aperture (7). The wall segment (9) and the aperture segment (10) being connected by connecting means and the aperture segment (10) is of a substantially uniform thickness and is thicker than the thickness of the wall segment (9). The invention further relates to an aperture cover system for covering at least one aperture (7) in a tower part (6) for a wind turbine (1). The system comprising cover plates and attachment means for attaching the system to the tower part (6), wherein the attachment means do not affect the fatigue limit of the tower part (6). Finally the invention relates to a method for manufacturing a wind turbine tower part (6) and uses hereof.

Cette invention concerne une partie tour (6) de turbine éolienne (1) comprenant au moins un segment de paroi (9) et au moins un segment d'ouverture (10) comprenant au moins une ouverture (7). Le segment de paroi (9) et le segment d'ouverture (10) sont rattachés par une unité d'accouplement, l'épaisseur du segment d'ouverture (10) étant substantiellement uniforme et supérieure à celle du segment de paroi (9). Cette invention concerne également un système de couvercle d'ouverture servant à recouvrir au moins une ouverture (7) dans une partie tour (6) d'une turbine éolienne (1). Le système comprend des plaques de couvercle et des unités de fixation servant à fixer le système à la partie tour (6), laquelle unité de fixation n'affecte pas la limite de fatigue de la partie tour (6). Cette invention concerne enfin un procédé de fabrication d'une partie tour (6) de turbine éolienne et les utilisations correspondantes.

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