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    • 4. 发明授权
    • Method of starting gas turbine plant
    • 启动燃气轮机厂的方法
    • US4683715A
    • 1987-08-04
    • US807945
    • 1985-12-12
    • Nobuyuki IizukaKatsukuni HisanoRyoichiro OshimaKatsuo WadaFumiyuki HiroseMichio KurodaYoshihiro UchiyamaYoji IshibashiIsao SatoHiroshi Inose
    • Nobuyuki IizukaKatsukuni HisanoRyoichiro OshimaKatsuo WadaFumiyuki HiroseMichio KurodaYoshihiro UchiyamaYoji IshibashiIsao SatoHiroshi Inose
    • F01K23/10F02C7/26F02C9/18F02C9/28F02C9/52F23R3/26F23R3/34
    • F23R3/26F02C7/26F02C9/18F23R3/34F05D2270/31Y02E20/16
    • A method of starting a gas turbine plant, which plant has at least one combustor including a primary combustion chamber into which primary fuel nozzles open and a secondary combustion chamber into which secondary fuel nozzles open, a compressor for supplying the combustor with compressed combustion air, and a gas turbine driven by the combustion gas generated in the combustor and adapted to drive a load such as an electric power generator. When the gas turbine is being accelerated to a rated speed or while the load is still below a normal load range, a fuel is supplied only to the primary fuel nozzle, whereas, in other loaded operation range, the fuel is supplied to both the primary and secondary fuel nozzles. Before the fuel supply to the secondary fuel nozzles is commenced, a part of the compressed air is bled through at least one air bleed pipe leading from the compressor and having an air bleed valve. The air bleed valve is controlled in such a manner that the opening degree thereof is maximized when the fuel supply to the secondary fuel nozzles is commenced and is progressively decreased in accordance with the increase of the load such as to become substantially zero when the load has been increased to the normal load range.
    • 一种启动燃气轮机设备的方法,该设备具有至少一个燃烧器,该燃烧器包括初级燃料喷嘴打开的初级燃烧室和次级燃料喷嘴打开的二级燃烧室,用于向燃烧室供应压缩的燃烧空气的压缩机, 以及由在燃烧器中产生的燃烧气体驱动并适于驱动诸如发电机的负载的燃气轮机。 当燃气轮机正在加速到额定转速或负载仍然低于正常负载范围时,仅向主燃料喷嘴供应燃料,而在其他装载操作范围内,将燃料供应给主燃料 和二次燃料喷嘴。 在开始向二次燃料喷嘴供应燃料之前,一部分压缩空气通过至少一个从压缩机引出的排气管排出并具有排气阀。 控制排气阀,使得当向二次燃料喷嘴供应的燃料开始时,其开度最大化,并且随着负载的增加逐渐减小,当负载已经变为基本为零时 增加到正常负载范围。
    • 7. 发明授权
    • Method of cooling a gas turbine blade and apparatus therefor
    • 燃气轮机叶片的冷却方法及其装置
    • US4338780A
    • 1982-07-13
    • US964632
    • 1978-11-29
    • Takeshi SakamotoShunichi AnzaiNariyoshi KobayashiRyoichiro Oshima
    • Takeshi SakamotoShunichi AnzaiNariyoshi KobayashiRyoichiro Oshima
    • F01D5/08F01D5/18F02C3/30F02C7/18
    • F02C7/185F01D5/087F01D5/185F01D5/187
    • Part of high-pressure air is extracted from the vicinity of the final stage of a compressor and is introduced into a water spraying chamber, and water at the normal temperature is injected into the high-pressure air from a nozzle installed in the water spraying chamber, to prepare a cooled coolant. The coolant sometimes contains water drops. The cooled coolant is fed into coolant passageways which are provided inside a moving blade in a manner to extend from the root part to the tip of the moving blade. When the coolant passes through the passageways, the moving blade is cooled by the coolant, and after the cooling, the coolant is emitted into a turbine main gas passageway. In case where the water drops are contained in the coolant, they vaporize during the cooling of the moving blade, to cool the air of the coolant, to suppress the temperature rise of the coolant and to enhance the cooling effect.
    • 高压空气的一部分从压缩机的最后阶段附近抽出并被引入喷水室,常温下的水从安装在喷水室的喷嘴喷入高压空气 ,以制备冷却的冷却剂。 冷却液有时会含有水滴。 冷却的冷却剂被供给到冷却剂通道中,冷却剂通道以从移动叶片的根部延伸到尖端的方式设置在活动叶片内部。 当冷却剂通过通道时,动叶片被冷却剂冷却,并且在冷却之后,冷却剂被排放到涡轮机主气体通道中。 在水滴被容纳在冷却剂中的情况下,它们在活动叶片的冷却期间蒸发,以冷却冷却剂的空气,以抑制冷却剂的温度升高并提高冷却效果。