Method for repairing a bundled tube fuel injector
AssigneeGeneral Electric Company
InventorsGregory Scott Means, Steven Charles Woods, Mark Carmine Bellino, James Christopher Monaghan, Jonathan Dwight Berry, Patrick S. Riley
Life of this patent
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Abstract
A method for repairing a bundled tube fuel injector includes removing a portion of a pre-mix tube, aligning a tube tip with the remaining portion pre-mix tube and fixedly connecting the tube tip to the pre-mix tube. The method may further include removing an aft plate and an outer shroud from the bundled tube fuel injector so as to expose the pre-mix tube.
Claims6
A method for repairing a bundled tube fuel injector having a plurality of pre-mix tubes extending from a fuel plenum of the bundled tube fuel injector to an aft plate of the bundled tube fuel injector, the method comprising:
- removing the aft plate from the bundled tube fuel injector;
- seating a tube tip circumferentially around an end portion of one of the plurality of pre-mix tubes, wherein the tube tip defines a heat shield that extends radially inwardly across a radially extending surface of the pre-mix tube;
- and
- fixedly connecting the tube tip to the end portion of the pre-mix tube;
- wherein the end portion of each pre-mix tube of the plurality of pre-mix tubes extends downstream of the aft plate prior to the step of removing the aft plate.
Dependencies are inferred from the claim text.