Center burner in a multi-burner combustor

Power plants – Combustion products used as motive fluid

Patent

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Details

60737, 60739, 60747, F02C 726

Patent

active

059242752

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:

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"Dry Low Nox Combustion For GE Heavy-Duty Gas Turbines", Davis et al., GE Turbine Reference Library (GER-3568A), date unknown.

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