Patent ID: 7281308
Filing Date: 2007-10-16
Classification: F01D,F16M,H02K,Y10T

Abstract:
1. A method of removing a generator rotor from a generator housing wherein the generator is disposed axially between gas and steam turbines, comprising the steps of: (a) unloading the generator from a foundation supporting the generator; (b) loading the generator onto guides extending horizontally; (c) rotating the generator about a vertical axis and along said guides to displace at least one end of the generator from axial alignment with at least one of the turbines to enable removal of the rotor from the casing without interference from said one turbine; and wherein said foundation includes a block on one side of the generator and step (a) includes unloading the generator from the block, and removing the block from the foundation leaving an open recess through the one foundation side, and step (c) includes rotating the generator about the vertical axis through the recess.