US 11,942,839 B2
Method for removing active stator parts
Alejandro Hernandez Ferre, Barcelona (ES); and Pablo Pozo Torres, Barcelona (ES)
Assigned to General Electric Renovables Espana, S.L., Barcelona (ES)
Filed by General Electric Renovables Espana, S.L., Barcelona (ES)
Filed on May 27, 2022, as Appl. No. 17/826,665.
Claims priority of application No. 21382484 (EP), filed on May 31, 2021.
Prior Publication US 2022/0385154 A1, Dec. 1, 2022
Int. Cl. H02K 15/03 (2006.01)
CPC H02K 15/03 (2013.01) [Y10T 29/49009 (2015.01)] 8 Claims
OG exemplary drawing
 
1. A method for mounting or removing an active stator part of an electrical machine, the method comprising:
removing one or more active rotor parts of a rotor of the electrical machine when the rotor is in a removal starting position;
removing one or more spacers radially adjacent to the one or more active rotor parts;
arranging a replacement tool in a gap created by the removing of the active rotor parts and the one or more spacers;
rotating the rotor to an alignment position such that the replacement tool is radially aligned with the active stator part to be removed;
grasping the active stator part to be removed with the replacement tool;
rotating the rotor to an extraction position; and
removing the active stator part from the rotor.