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    • 9. 发明授权
    • Gas turbine combustor having multiple independently operable burners and staging method thereof
    • 具有多个可独立操作的燃烧器的燃气轮机燃烧器及其分级方法
    • US07797942B2
    • 2010-09-21
    • US11266202
    • 2005-11-04
    • Toshihiko SaitohMasataka OhtaShinji AkamatsuMasakazu Nose
    • Toshihiko SaitohMasataka OhtaShinji AkamatsuMasakazu Nose
    • F02C1/00F02G3/00
    • F23R3/343F23R3/286
    • In a combustor of a gas turbine which has a pilot nozzle being installed to the center of the axis of a combustor basket and a plurality of main nozzles being installed to the vicinity of the pilot nozzle and provided with a premixing tool on the outer circumference thereof, wherein, fuel being injected as air-fuel pre-mixture from the main nozzle into the interior of a transition piece forming a combustion chamber downstream of the combustor basket is ignited by diffusion flame being generated by the pilot nozzle in the transition piece so as to generate a premixed flame in the transition piece, wherein combustion is performed by a part of the plurality of main nozzles from start-up until a predetermined load rate and then performed by adding the remaining portion of the plurality of main nozzles when the predetermined load rate is exceeded.
    • 在燃气轮机的燃烧器中,具有安装在燃烧器筐的轴心的中心的先导喷嘴,并且多个主喷嘴安装在导向喷嘴附近,并且在其外周上设置有预混合工具 其特征在于,从所述主喷嘴向所述燃烧器筐下游形成燃烧室的过渡部件的内部喷射的燃料被喷射,所述扩散火焰由所述过渡部件中的先导喷嘴产生, 以在过渡件中产生预混合的火焰,其中燃料由多个主喷嘴的一部分从起动直到预定的负载率进行,然后通过在预定的负载下加入多个主喷嘴的剩余部分 率超过。