(19)
(11) EP 4 681 320 A1

(12)

(43) Date of publication:
21.01.2026 Bulletin 2026/04

(21) Application number: 24727325.3

(22) Date of filing: 16.05.2024
(51) International Patent Classification (IPC): 
H02P 21/18(2016.01)
H02P 21/13(2006.01)
(52) Cooperative Patent Classification (CPC):
H02P 21/18; H02P 21/13; H02P 2101/15
(86) International application number:
PCT/EP2024/063580
(87) International publication number:
WO 2024/251491 (12.12.2024 Gazette 2024/50)
(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:
GE KH MA MD TN

(30) Priority: 06.06.2023 EP 23177573

(71) Applicant: Siemens Gamesa Renewable Energy A/S
7330 Brande (DK)

(72) Inventors:
  • FREIRE, Nuno Miguel Amaral
    3150-109 Condeixa (PT)
  • WU, Ximeng
    Hai City, Shandong 264200 (CN)
  • ZHU, Ziqiang
    Sheffield S10 5TR (GB)

(74) Representative: SGRE-Association 
c/o Siemens Energy Global GmbH & Co. KG SE I IP Siemenspromenade 9
91058 Erlangen
91058 Erlangen (DE)

   


(54) POSITION OBSERVER FOR SYNCHRONOUS MACHINES