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(11)

EP 4 584 874 A1

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(43) Date of publication: 16.07.2025 Bulletin 2025/29 (21) Application number: 23786262.8 (22) Date of filing: 09.10.2023

(51) International Patent Classification (IPC):  H02M 1/00(2006.01) F03D 7/02(2006.01) H02M 5/00(2006.01) (52) Cooperative Patent Classification (CPC): F03D 7/0284; H02M 1/0025; H02M 5/00; F05B 2270/1033; F05B 2270/335; F05B 2270/337 (86) International application number: PCT/EP2023/077927 (87) International publication number: WO 2024/083556 (25.04.2024 Gazette 2024/17)

(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: 21.10.2022 EP 22203037 (71) Applicant: Siemens Gamesa Renewable Energy A/S 7330 Brande (DK)	(72) Inventors: GOLDENBAUM, Nikolaus 8680 Ry (DK) KASTHOLT, Andreas 8700 Horsens (DK) THISTED, Jan 8830 Tjele (DK) (74) Representative: SGRE-Association  Siemens Energy Global GmbH & Co. KG SE I IM P Intellectual Property Siemenspromenade 9 91058 Erlangen 91058 Erlangen (DE)