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    • 1. 发明授权
    • Operation method for combined plant
    • 联合工厂运行方式
    • US06666028B2
    • 2003-12-23
    • US10187016
    • 2002-07-02
    • Jyun TaguchiYoshinori HyakutakeMasayuki Takahama
    • Jyun TaguchiYoshinori HyakutakeMasayuki Takahama
    • F02C712
    • F01K23/10F02C6/18F02C7/16F02C9/18F05D2220/72F05D2220/74F05D2260/2322
    • An operation method for a combined plant can simplify the steam lines and also decrease the cost for manufacturing combined plants as well. The combined plant comprises a gas turbine plant and a steam turbine plant; the steam turbine plant comprising a steam drum for generating steam and supplying the steam into a steam turbine, a condenser for condensing steam passing through the steam turbine, a steam turbine bypass line for connecting the upstream of the steam turbine and the condenser and bypassing the steam turbine; and a gas turbine steam cooling portion for cooling a hot portion of the gas turbine plant by steam supplied from the steam drum, and which is provided parallel to a pipe connecting the upstream of the steam turbine bypass line and the steam drum, wherein when the combined plant is in a normal operation mode, an amount of steam passing through the gas turbine steam cooling portion is adjusted by a valve which is provided in the steam turbine bypass line.
    • 组合工厂的操作方法可以简化蒸汽管线,并降低制造组合设备的成本。 组合式工厂包括燃气轮机厂和汽轮机厂; 所述蒸汽轮机设备包括用于产生蒸汽并将蒸汽供应到蒸汽涡轮机中的蒸汽鼓,用于冷凝通过所述蒸汽涡轮机的冷凝器,用于连接所述蒸汽涡轮机和所述冷凝器的上游的蒸汽轮机旁通管线, 汽轮机; 以及燃气轮机蒸汽冷却部分,用于通过从蒸汽鼓供应的蒸汽冷却燃气轮机设备的热部分,并且平行于连接蒸汽轮机旁路管线和蒸汽鼓的上游的管道设置,其中当 组合设备处于正常运行模式,通过设置在蒸汽轮机旁路管路中的阀来调节通过燃气轮机蒸汽冷却部分的蒸汽量。
    • 2. 发明授权
    • Combined cycle gas turbine system
    • 联合循环燃气轮机系统
    • US06966171B2
    • 2005-11-22
    • US10657175
    • 2003-09-09
    • Kazuo UematsuYoshinori HyakutakeHideaki Sugishita
    • Kazuo UematsuYoshinori HyakutakeHideaki Sugishita
    • F01D25/12F01K23/10F02C7/16F02C7/18F02C6/18
    • F01K23/106F02C7/16F05D2260/2322Y02E20/16
    • A combined cycle gas turbine system is improved to enhance a gas turbine efficiency and a combined efficiency by effecting steam-cooling of a combustor transition piece and a turbine blade. The combined cycle system has a gas turbine (8) having a generator (1), a compressor (2), a combustor (3), a blade cooling air cooler (4) and a turbine (6), a steam turbine (29) having a high pressure turbine (21), an intermediate pressure turbine (22) and a low pressure turbine (23), and a waste heat recovery boiler (9). Saturated water of a high pressure pump (27) is partially led into a demineralizer (118) and a water sprayer (116) for cooling steam to be supplied into a moving blade (52). The steam, after being used for cooling, is recovered into a reheater (20). Outlet steam of the high pressure turbine (21) is led into a stationary blade (53) for cooling thereof and the steam is then recovered into an inlet of the intermediate pressure turbine (22). Also, steam of an intermediate pressure superheater (16) is led into a combustor transition piece (54) for cooling thereof and the steam is recovered into the inlet of the intermediate pressure turbine (22). Thus, moving blade cooling steam is reduced and the combined efficiency is enhanced.
    • 改进了联合循环燃气轮机系统以通过实现燃烧器过渡件和涡轮叶片的蒸汽冷却来提高燃气轮机效率和组合效率。 联合循环系统具有燃气轮机(8),其具有发电机(1),压缩机(2),燃烧器(3),叶片冷却空气冷却器(4)和涡轮机(6),汽轮机 )具有高压涡轮(21),中压涡轮机(22)和低压涡轮机(23)和废热回收锅炉(9)。 高压泵(27)的饱和水部分地被引入软化器(118)和用于冷却蒸汽的水喷雾器(116)以供应到动叶片(52)中。 用于冷却后的蒸汽被回收到再热器(20)中。 高压涡轮机(21)的出口蒸汽被引入固定叶片(53)以进行冷却,然后将蒸汽回收到中压涡轮机(22)的入口。 此外,中压过热器(16)的蒸汽被引入燃烧器过渡件(54)以进行冷却,并且蒸汽被回收到中压涡轮机(22)的入口中。 因此,移动叶片冷却蒸汽减少并且组合效率提高。
    • 4. 发明授权
    • Pressurized fluidized bed combined electricity generation system
    • 加压流化床联合发电系统
    • US06293087B2
    • 2001-09-25
    • US09765364
    • 2001-01-22
    • Katsuhiko AbeMakoto KatoYoshinori HyakutakeSatoshi UchidaYoshifumi MasudaFuminori Fujii
    • Katsuhiko AbeMakoto KatoYoshinori HyakutakeSatoshi UchidaYoshifumi MasudaFuminori Fujii
    • F02C618
    • F01K21/047F01K23/062
    • A pressurized fluidized bed combined electricity generation system for improving gas turbine output increases and prevention of surging is provided. This pressurized fluidized bed combined electricity generation system is a combined electricity generation system including a steam turbine; a pressurized fluidized bed boiler for generating steam for supply to the steam turbine by combusting air from an air supply system and fuel from a fuel supply system; a gas turbine driven by exhaust gas such as combustion gas from the pressurized fluidized bed boiler and air; and a compressor directly coupled to the gas turbine. In addition, this pressurized fluidized bed combined electricity generation system has a first bypass duct communicating between the outlet side of the compressor and the exhaust gas side of the gas turbine and having a switching valve; a second bypass duct communicating between the outlet side of the compressor and the inlet side of the gas turbine and having a switching valve; and a control device which receives measured pressure values of a pressure detector which measures the pressure at the outlet of the compressor. This control device controls the switching valves of the first and second bypass ducts based on the relationship between the degree of opening of the inlet variable guide vane of the compressor which is determined in advance and a surge limiting pressure. A part of the steam generated by the pressurized fluidized bed boiler is extracted, mixed in with the exhaust gas or the above-mentioned air, and supplied to the gas turbine. Air from the compressor is supplied as fuel for the pressurized fluidized bed boiler.
    • 用于提高燃气轮机输出的加压流化床组合发电系统增加并提供防止浪涌。 该加压流化床组合发电系统是包括蒸汽轮机的组合发电系统; 加压流化床锅炉,用于通过燃烧来自空气供应系统的空气和来自燃料供应系统的燃料产生用于供应给蒸汽轮机的蒸汽; 由来自加压流化床锅炉和空气的废气驱动的燃气轮机,例如燃烧气体; 和直接联接到燃气轮机的压缩机。 此外,该加压流化床组合发电系统具有在压缩机的出口侧和燃气轮机的废气侧之间连通并具有切换阀的第一旁通管道; 在压缩机的出口侧和燃气轮机的入口侧之间连通并具有切换阀的第二旁通管道; 以及控制装置,其接收测量压缩机出口处的压力的压力检测器的测量压力值。 该控制装置基于预先确定的压缩机的入口可变引导叶片的开度与浪涌限制压力之间的关系来控制第一和第二旁通管道的切换阀。 由加压流化床锅炉产生的蒸汽的一部分被提取,与废气或上述空气混合,并被供应到燃气轮机。 来自压缩机的空气作为加压流化床锅炉的燃料提供。