F - Mech Eng,Light,Heat,Weapons – 23 – R
Patent
F - Mech Eng,Light,Heat,Weapons
23
R
F23R 3/42 (2006.01) F23M 99/00 (2010.01) B23P 6/00 (2006.01) B23P 15/00 (2006.01) F01D 25/24 (2006.01) F02C 7/00 (2006.01) F23R 3/00 (2006.01) F23R 3/52 (2006.01) F23R 3/60 (2006.01)
Patent
CA 2465573
A method facilitates replacing a portion of a gas turbine engine combustor (30). The combustor includes a combustor liner (42, 44) and a wire-wrapped cowl assembly (60) that includes an inner cowl (64) and an outer cowl (62). The method comprises cutting through the wire-wrapped cowl assembly upstream from fastener (58) openings used to couple the inner and outer cowls to the combustor liner, removing a portion of the cowl assembly from the combustor, and coupling a replacement cowl to the portion of the existing cowl assembly that is downstream from the cut, wherein the replacement cowl includes an inner annular portion (112), an outer annular portion (110), and a plurality of circumferentially-spaced radial ligaments (120) extending therebetween.
Une méthode facilite le remplacement d'une partie d'une chambre de combustion de turbine à gaz (30). La chambre de combustion comprend une chemise de chambre de combustion (42, 44) et un ensemble de capotage en treillis métallique (60) doté d'un capotage interne (64) et d'un capotage externe (62). La méthode consiste à couper à travers l'ensemble de capotage en treillis métallique en amont des ouvertures du dispositif de fixation (58) utilisées pour coupler les capotages interne et externe à la chemise de la chambre de combustion, à retirer une partie de l'ensemble de capotage de la chambre de combustion et de coupler un capotage de remplacement à la partie de l'ensemble de capotage existant qui est en aval de la coupure, où le capotage de remplacement comprend une partie annulaire intérieure (112), et une partie annulaire extérieure (110) et plusieurs ligaments radiaux espacés sur la circonférence (120) se prolongeant entre les deux.
Company General Electric
Craig Wilson And Company
LandOfFree
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