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Wind turbine nacelle platform structure

A technology for wind turbines and platform structures, applied in the direction of wind engines, wind engines consistent with the wind direction, installation/supporting wind engine configurations, etc., can solve problems such as risks, safety hazards, and increase the total cost of wind turbines, and achieve The effect of risk minimization

Active Publication Date: 2019-03-12
SIEMENS GAMESA RENEWABLE ENERGY AS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] Known configurations generally add significantly to the overall cost of the wind turbine, often requiring a dedicated nacelle design or requiring changes to the nacelle design in order to provide the necessary structural support elements required by the helipad or helipad
[0007] Additionally, the safety of anyone using a platform of known type may be seriously compromised
Especially in the case of helicopter lifting maneuvers, any structural element capable of catching or hooking the hooks or cables of the pendant equipment can pose a serious risk

Method used

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  • Wind turbine nacelle platform structure
  • Wind turbine nacelle platform structure
  • Wind turbine nacelle platform structure

Examples

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Embodiment Construction

[0036] figure 1 A part of an embodiment of a wind turbine 2 of the invention is shown, wherein a nacelle 20 is mounted on a tower 21 . The figure only shows the relevant parts of the wind turbine without showing the rotor, hub, generator etc. Here, an embodiment of the nacelle platform structure 1 of the invention is mounted on top of the nacelle 20 . Two beams 10 extend from the front end FE of the nacelle along a length L1 of the nacelle roof and extend outwardly beyond the rear end BE of the nacelle 20 by a distance L2. A series of supports 110 are secured to the underside of the outward part of the beam 10 and carry a smooth platform surface 11 or winching area 11 where persons can after being lowered to the platform from the helicopter 4 hovering above. Stand on the platform surface 11 or the hovering area 11 . An end plate 12 closes the outer end of the platform 11 and acts as a protective barrier. The beams 10 and end plates 12 are preferably at least 1.5 meters in ...

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PUM

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Abstract

The invention describes a wind turbine nacelle platform structure (1) comprising a beam assembly with at least two beams (10) arranged to extend from a front region (FE) of a nacelle (20) outward beyond the back end (BE) of the nacelle (20) and a platform assembly (11) mounted to the underside of the outward extending portion (L2) of the beam assembly. The invention further describes a wind turbine (2) comprising a nacelle (20) mounted on top of a tower (21), and such a nacelle platform structure (1) secured to the nacelle (20).

Description

technical field [0001] The present invention describes a nacelle platform structure for a wind turbine, and a wind turbine having such a nacelle platform structure. Background technique [0002] Wind turbines may be installed at remote locations, such as offshore. A technician may need to access the nacelle on a regular basis to perform maintenance, or to perform repairs as needed. In the case of offshore wind turbines or even remotely located wind turbines on land, personnel are typically carried and retrieved by helicopter, as this mode of transport is relatively quick. In the case of very tall wind turbine towers, helicopters may also be the preferred mode of transportation, as ascending and descending from the tower can be time consuming and dangerous. [0003] For this reason, such wind turbines are typically equipped with landing platforms that can support helicopters (i.e., "helipads" or "helipads"), or smaller platforms that can support personnel and materials when...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F03D80/00F03D80/40F03D80/60
CPCF03D80/00F03D80/40F03D80/60F03D1/00F05B2260/20F05B2240/912F05B2240/14F05B2240/916Y02E10/728Y02E10/72Y02T50/60F03D80/80F03D80/50F03D13/20
Inventor T.芒克-汉森
Owner SIEMENS GAMESA RENEWABLE ENERGY AS
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