COMBUSTOR OF GAS TURBINE ENGINE
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United States of America Patent
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Issued Date -
Aug 11, 2022
app pub date -
Jan 26, 2022
filing date -
Feb 5, 2021
priority date (Note) -
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Abstract
A combustor of a gas turbine engine includes a combustion chamber, pilot fuel supply unit configured to supply solely auxiliary fuel to a flame holding region in the combustion chamber, first auxiliary fuel amount adjustment unit configured to adjust an amount of the auxiliary fuel supplied from the pilot fuel supply unit, main fuel supply unit configured to supply unburned gas and the auxiliary fuel to an unburned gas combustion region in the combustion chamber continuous with the flame holding region, and second auxiliary fuel amount adjustment unit configured to adjust an amount of the auxiliary fuel, in which the first auxiliary fuel amount adjustment unit is configured to adjust the amount of the auxiliary fuel supplied from the pilot fuel supply unit to an amount for flame holding in the flame holding region throughout an operation of the gas turbine engine.
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