Center burner in a multi-burner combustor

Details Center burner in a multi-burner combustor Center burner in a multi-burner combustor

1995-08-08

1998-03-03

Freay, Charles G.

Power plants

Combustion products used as motive fluid

Plural combustion products generators in ring coaxial with...

60737, 60739, 60746, F02C 300, F02G 300

Patent

active

057222304

ABSTRACT:
In a gas turbine having a plurality of combustors, each having an annular array of outer fuel nozzles arranged about a center axis, an improved construction is provided wherein each combustor has a center nozzle located on the center axis. Various methods of operating the improved combustor are also disclosed. For example, one method of operating a combustor for a gas turbine wherein the combustor has a plurality of fuel nozzles in an annular array arranged about a center axis and has a center nozzle located on the center axis, and wherein the annular array is supplied with fuel from at least one pre-mix fuel manifold, and further wherein the center nozzle is supplied with fuel from a center nozzle pre-mix fuel manifold includes the steps of:

REFERENCES:
patent: 5259184 (1993-11-01), Borkowicz et al.
patent: 5339635 (1994-08-01), Iwai et al.
patent: 5361586 (1994-11-01), McWhirter et al.
patent: 5415000 (1995-05-01), Mumford et al.
"Dry Low No.sub.X Combustion For GE Heavy-Duty Gas Turbines", Davis et al., GE Turbine Reference Library (GER-3568A) Date Unknown.

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