(19)
(11) EP 2 822 157 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
12.06.2019 Bulletin 2019/24

(45) Mention of the grant of the patent:
10.04.2019 Bulletin 2019/15

(21) Application number: 13175319.6

(22) Date of filing: 05.07.2013
(51) International Patent Classification (IPC): 
H02K 11/01(2016.01)
 H02K 7/18(2006.01)

(54)

Reduction of bearing currents in a wind turbine generator

Reduktion von Lagerströmen in einem Windturbinengenerator

Réduction des courants de paliers dans un générateur de turbine éolienne

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR

(43) Date of publication of application:
07.01.2015 Bulletin 2015/02

(73) Proprietor: Siemens Gamesa Renewable Energy A/S
7330 Brande (DK)

(72) Inventor:
  • Nieuwenhuizen, John
    8700 Horsens (DK)

(74) Representative: Aspacher, Karl-Georg et al
Siemens Aktiengesellschaft Postfach 22 16 34
80506 München
80506 München (DE)


(56) References cited: : 
WO-A1-2012/093942
US-A- 5 979 087
US-A1- 2012 319 723
 US-A- 5 821 652
US-A1- 2005 067 916
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).