Verfahren zur Reparatur eines Wälzhauptlagers einer Windenergieanlage

Details

Veröffentlichungs-Nr.

EP4459145

Aktenzeichen

EP23171750

Anmeldetag

5. Mai 2023

Veröffentlichung

4. Februar 2026

Erteilung

4. Februar 2026

Rechtsraum

EP

IPC

F16C19/38F03D13/20F03D80/50F03D80/70F16C33/46F16C33/58F16C33/78F16C43/06

Abstract

Method for repairing a roller main bearing (1) of a wind turbine, wherein the bearing (1) comprises an inner ring (6) having a U-shaped cross section, which inner ring (6) comprises two radial outward facing shoulders (7, 8) and two inner raceways (10, 11) in a V-arrangement, and outer ring (2) arranged concentrical with the inner ring (6) and engaging in the inner ring (6), which outer ring (2) comprises two inner raceways (4, 5) in a V-arrangement, and several rollers (13, 14) arranged in a space (12) between the inner and the outer ring (2, 6) rolling on the respective raceways (4, 5, 10, 11), comprising the steps:- opening an aperture (23) providing access into the space (12) between both rings (2, 6) in which area the rollers (13, 14) are arranged,- removing a roller (13, 14) through the aperture (23),- closing the aperture (23) again.

Anmelder

Firma

Siemens Gamesa Renewable Energy A/S

Land

🇩🇰 Dänemark

Fachgebiete