Patent ID: 7107773
Filing Date: 2006-09-19
Classification: F02C,F23J,F23N,F23R

Abstract:
1. A method for reducing CO emissions during part load operation of a turbine engine comprising the steps of: (a) providing a turbine engine having a compressor section, a combustor section and a turbine section, wherein the combustor section includes a plurality of combustors, each combustor including a pilot nozzle and at least one other nozzle, wherein fuel is supplied to the pilot nozzle and the at least one other nozzle of each of the plurality of combustors; (b) selecting a first pair of combustors when the turbine engine operates under part load; and (c) substantially restricting the supply of fuel to the at least one other nozzle of each of the first pair of combustors while continuing to supply fuel to the pilot nozzle of each of the first pair of combustors, and while continuing to supply fuel to the pilot nozzle and the at least one other nozzle of each of the non-selected combustors.