Search International and National Patent Collections

1. (WO2018200902) SYSTEM AND METHOD FOR REMOVING OR INSTALLING A MAIN SHAFT OF A WIND TURBINE WITH RIGGING

Pub. No.:    WO/2018/200902    International Application No.:    PCT/US2018/029704
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Sat Apr 28 01:59:59 CEST 2018
IPC: F03D 80/50
F03D 80/70
F03D 80/80
B23P 6/04
Applicants: GENERAL ELECTRIC COMPANY
Inventors: VANDERWALKER, Darrick Adam
SIGNORE, Jonathan Paul
THOMAS, Gregory Clarence
REDD, Rodney Robert II
EHERTS, Kevin Tyler
ANDERSON, Hunter Ryan
Title: SYSTEM AND METHOD FOR REMOVING OR INSTALLING A MAIN SHAFT OF A WIND TURBINE WITH RIGGING
Abstract:
A method and system are provided for removing or installing a main shaft and attached bearing assembly of a wind turbine from a bedplate. The method and system use rigging and specialized tooling and procedures to perform the method in the field with the machine head remaining atop the tower or removed from the tower.