(19)

(11)

EP 4 573 284 A1

(12)

(43) Date of publication: 25.06.2025 Bulletin 2025/26 (21) Application number: 23790026.1 (22) Date of filing: 18.10.2023

(51) International Patent Classification (IPC):  F03D 9/25(2016.01) F03D 9/19(2016.01) (52) Cooperative Patent Classification (CPC): F03D 9/25; F03D 9/19; F05B 2220/61; F05B 2240/142 (86) International application number: PCT/EP2023/078986 (87) International publication number: WO 2024/104693 (23.05.2024 Gazette 2024/21)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 14.11.2022 EP 22207119 (71) Applicant: Siemens Gamesa Renewable Energy A/S 7330 Brande (DK)	(72) Inventor: SOERENSEN, Johnny 6920 Videbaek (DK) (74) Representative: SGRE-Association  Siemens Energy Global GmbH & Co. KG SE I IM P Intellectual Property Siemenspromenade 9 91058 Erlangen 91058 Erlangen (DE)