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Title:
ATOMIZING DOUBLE FUEL NOZZLE FOR GAS TURBINE
Document Type and Number:
Japanese Patent JP3029196
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide a high soundness which can be easily maintained and repaired.
SOLUTION: The double fuel nozzle 70 has an independent atomizing air cylinder 74 and a liquid fuel tube 76. The cylinder 74 includes an outer wall 96 having an inlet end 100 and a delivery end 104 on the opposite side and a flange 104 formed near the inlet end 100, and the flange 104 is secured to a gas turbine together with the liquid fuel tube 76. A receiving part 105 defined by the wall 96 and the flange 104 releasably receives the tube 76 and a nozzle chip 78. A swirl cap 82 is attached to the vicinity of a delivery end of the cylinder 74. The tube 76 has an inlet end 112 and a delivery end 114 for receiving the nozzle chip 78 and includes an outer wall 106 and a flange 108 near the inlet end which define a liquid fuel passage 110 in cooperation with each other. The nozzle chip is attached to the vicinity of the delivery end of a flange in which an atomizing air feed passage 86 is formed.


Inventors:
Andrew Alan Medora
John Stephen Dontrich
Application Number:
JP1136798A
Publication Date:
April 04, 2000
Filing Date:
January 23, 1998
Export Citation:
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Assignee:
WESTINGHOUSE ELECTRIC CORPORATION
International Classes:
F02C7/232; F23D11/10; F23D11/38; F23D17/00; F23R3/28; (IPC1-7): F23R3/28; F02C7/232
Domestic Patent References:
JP1130015A
JP5248638A
JP5449410A
Attorney, Agent or Firm:
Koichiro Kato (7 outside)