(19)

(11)

EP 4 584 861 A1

(12)

(43) Date of publication: 16.07.2025 Bulletin 2025/29 (21) Application number: 23790350.5 (22) Date of filing: 18.10.2023

(51) International Patent Classification (IPC):  H02J 3/00(2006.01) H02J 13/00(2006.01) F03D 7/02(2006.01) H02J 3/38(2006.01) H02J 3/24(2006.01) (52) Cooperative Patent Classification (CPC): H02J 2300/28; H02J 3/38; H02J 3/24; H02J 3/001; F03D 7/0284; F03D 7/0272 (86) International application number: PCT/EP2023/079023 (87) International publication number: WO 2024/083929 (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 22383013 (71) Applicant: Siemens Gamesa Renewable Energy Innovation & Technology S.L. 31621 Sarriguren (Navarra) (ES)	(72) Inventors: CHAQUÉS HERRAIZ, Gustavo 31621 Sarriguren (ES) BARENYS ESPADALER, Mireia 28805 Alcalá de Henares (ES) MORIANO MARTÍN, Javier 5300 Turgi (CH) SÁIZ MARÍN, Elena 28009 Madrid (ES) (74) Representative: SGRE-Association  Siemens Energy Global GmbH & Co. KG SE I IM P Intellectual Property Siemenspromenade 9 91058 Erlangen 91058 Erlangen (DE)