A FUEL NOZZLE FOR A GAS TURBINE, COMBUSTOR INCLUDING THE FUEL NOZZLE, AND GAS TURBINE
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United States of America
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Issued Date -
Apr 3, 2025
app pub date -
Feb 2, 2023
filing date -
Feb 2, 2023
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Abstract
A fuel nozzle comprising a stem and a first fuel feed channel extending inside the stem from an inlet end positioned at a proximal end of the stem to a first fuel inlet plenum. The fuel nozzle further comprises a first set of fuel injectors fluidly coupled to the first fuel inlet plenum. The fuel nozzle further includes a second fuel feed channel extending inside the stem from an inlet end, positioned at the proximal end of the stem, to a second fuel inlet plenum. A second set of fuel injectors are fluidly coupled to the second fuel inlet plenum. Each fuel injector comprises a centerbody and an outer sleeve surrounding the centerbody and extending along the axis of the centerbody. An annular premix chamber is provided between each outer sleeve and the respective centerbody.
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