WO2023160763 - A WIND TURBINE
National phase entry is expected:
Publication Number
WO/2023/160763
Publication Date
31.08.2023
International Application No.
PCT/DK2023/050026
International Filing Date
16.02.2023
Title **
[English]
A WIND TURBINE
[French]
ÉOLIENNE
Applicants **
VESTAS WIND SYSTEMS A/S
Hedeager 42
8200 Aarhus N, DK
Inventors
GARDE, Erik
c/o Vestas Wind Systems A/S
Hedeager 42
8200 Aarhus N, DK
SCHWACK, Fabian
c/o Vestas Wind Systems A/S
Hedeager 42
8200 Aarhus N, DK
Priority Data
PA202270070
25.02.2022
DK
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
| * | |
| * | |
International Searching Authority |
EPO
* |
| Applicant's Legal Status |
Legal Entity
* |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
* |
| Translation |
|
Recalculate
* The data is based on automatic recognition. Please verify and amend if necessary.
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing | 1028 | |
| EPO | Filing, Examination | 4585 | |
| Japan | Filing | 589 | |
| South Korea | Filing | 575 | |
| USA | Filing, Examination | 2710 |
Total: 9487 USD
The term for entry into the National Phase has expired. This quotation is for informational purposes only
Abstract[English]
The invention relates to a wind turbine (10) with a pitch system (22), the pitch system (22) comprising a drive assembly (42), wherein said drive assembly (42) is a hydraulic actuator comprising a hydraulic oil, wherein at least a part of said hydraulic oil comprises a repair additive for restoration of worn-out metal surfaces. The invention furthermore relates to a method of repairing a drive assembly (42) comprising a hydraulic actuator.[French]
L'invention concerne une éolienne (10) dotée d'un système d'orientation des pales (22), ledit système d'orientation des pales (22) comprenant un ensemble d'entraînement (42), ledit ensemble d'entraînement (42) étant un actionneur hydraulique comprenant une huile hydraulique, au moins une partie de ladite huile hydraulique comprenant un additif de réparation pour la restauration de surfaces métalliques usées. L'invention concerne en outre un procédé de réparation d'un ensemble d'entraînement (42) comprenant un actionneur hydraulique.