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    • 1. 发明授权
    • Gas turbine plant
    • 燃气轮机厂
    • US06351937B1
    • 2002-03-05
    • US09451869
    • 1999-12-01
    • Hisashi MatsudaKazuhiro KitayamaFumio OtomoYoshitaka Fukuyama
    • Hisashi MatsudaKazuhiro KitayamaFumio OtomoYoshitaka Fukuyama
    • F02C300
    • F01D5/082F01D5/087F04D29/321
    • A gas turbine plant comprises an air compressor, a gas turbine combustor and a gas turbine, which are operatively connected in series. In the gas turbine plant, an air compressor shaft is accommodated in the air compressor and composed of discs piled up along an axial direction of the air compressor shaft, a gas turbine shaft is accommodated in the gas turbine and composed of discs piled up along an axial direction of the gas turbine shaft, and an intermediate shaft is interposed between the air compressor shaft and the gas turbine shaft. At least one of the discs of the air compressor shaft and the discs of the gas turbine shaft are provided with bulged portions each having approximately a hanging bell shape or trapezoidal shape.
    • 燃气轮机设备包括可操作地串联连接的空气压缩机,燃气轮机燃烧器和燃气轮机。 在燃气轮机设备中,空气压缩机轴容纳在空气压缩机中,由沿着空气压缩机轴的轴向堆积的圆盘构成,燃气轮机轴容纳在燃气轮机中, 燃气轮机轴的轴向,中空轴设置在空气压缩机轴与燃气轮机轴之间。 空气压缩机轴和燃气轮机轴的盘中的至少一个设置有各自具有大致悬挂形状或梯形形状的凸出部。
    • 5. 发明授权
    • Measuring apparatus and measuring method
    • 测量装置和测量方法
    • US5953449A
    • 1999-09-14
    • US818669
    • 1997-03-14
    • Hisashi MatsudaTakeshi WatanabeFumio Otomo
    • Hisashi MatsudaTakeshi WatanabeFumio Otomo
    • G01K11/16G06K9/00
    • G01K11/165
    • The disclosed measuring apparatus can measure a predetermined physical quantity (e.g., temperature) of a coloring member (e.g., liquid crystal) whose color condition changes according to change of the physical quantity. The measuring apparatus comprises: a coloring member (2) whose color condition changes according to change of a predetermined physical quantity; a color detecting section (5) for detecting the color condition of the coloring member; a data base section (8) for constructing a three-dimensional color space (10) having three coordinate axes each corresponding to each of tristimulus values of color of the coloring member, relationship between the predetermined physical quantity and the tristimulus values being represented in the three-dimensional color space; and a physical quantity calculating section (9) for calculating the physical quantity of an object (1) to be measure on the basis of the tristimulus values of color of the coloring member detected by the color detecting section (5) and with reference to the data base section (8).
    • 所公开的测量装置可以测量其颜色状况根据物理量的变化而变化的着色部件(例如液晶)的预定物理量(例如,温度)。 测量装置包括:着色部件(2),其颜色状态根据预定物理量的变化而变化; 颜色检测部分(5),用于检测着色部件的颜色状况; 用于构建具有三个坐标轴的三维颜色空间(10)的数据库部分(8),每个三个坐标轴对应于着色部件的颜色的三刺激值之间的关系,预定物理量和三刺激值之间的关系表示在 三维色彩空间; 以及物理量计算部(9),用于基于由所述颜色检测部(5)检测到的着色部件的颜色的三刺激值,并参照所述颜色检测部(5)计算要测量的物体(1)的物理量 数据库部分(8)。
    • 7. 发明授权
    • Cooled turbine blade for a gas turbine
    • 用于燃气轮机的冷却涡轮叶片
    • US5624231A
    • 1997-04-29
    • US364686
    • 1994-12-28
    • Fumio OhtomoYoshitaka FukuyamaYuji NakataAsako InomataHisashi MatsudaShoko Ito
    • Fumio OhtomoYoshitaka FukuyamaYuji NakataAsako InomataHisashi MatsudaShoko Ito
    • F01D5/18F02C7/18
    • F01D5/187F01D5/186F05D2260/201F05D2260/202
    • A turbine blade performs internal cooling by a cooling gas flowing through internal cooling flow passages and FCFC cooling by a cooling gas jetted out through film holes arranged on the substantially whole area of the blade surface. The film holes are arranged in rows extending in the span direction at predetermined pitches in the chord direction. The dimensions of the elements of the turbine blade are determined by a mathematical formula 5.ltoreq.L/N.multidot.D.ltoreq.50, where L is the length of any interval of the surface of the cooled turbine blade, N is the number of rows of the film holes in the interval and D is an average diameter of the film holes in the interval. With this arrangement, the maximum cooling efficiency at a small amount of cooling gas flow is attained, and both the quantity of heat per unit area of the blade surface transmitted from the main flow gas to the blade surface and the thermal stresses are reduced.
    • 涡轮叶片通过流过内部冷却流路的冷却气体进行内部冷却,并且通过冷却气体进行FCFC冷却,所述冷却气体通过布置在叶片表面的大致整个区域上的薄膜孔喷出。 薄膜孔以沿翼弦方向以预定的间距在翼展方向上延伸的排布置。 涡轮叶片的元件的尺寸由数学公式5确定,其中L是冷却的涡轮叶片的表面的任何间隔的长度,N是行数 的间隔中的膜孔,D是间隔中的膜孔的平均直径。 由此,能够实现少量冷却气体流动时的最大冷却效率,从主流动气体向叶片表面传递的叶片面积的单位面积的热量和热应力减小。
    • 9. 发明授权
    • Cooled turbine blade for a gas turbine
    • 用于燃气轮机的冷却涡轮叶片
    • US5538394A
    • 1996-07-23
    • US365430
    • 1994-12-28
    • Asako InomataHisashi MatsudaYoshitaka FukuyamaFumio OhtomoYuji NakataHideo Nomoto
    • Asako InomataHisashi MatsudaYoshitaka FukuyamaFumio OhtomoYuji NakataHideo Nomoto
    • F01D5/18F02C7/18F28F3/02
    • F01D5/187F28F3/02F05D2240/127F05D2260/2212Y02T50/673Y02T50/676
    • A cooling flow passage assembly consisting of pressure side cooling flow passages extending in a span direction and suction side cooling flow passages extending in the span direction and serially connected to the pressure side cooling flow passages is formed in a turbine blade. A cooling medium flows through the pressure side cooling flow passages in the direction toward the tip portion and through the suction side cooling flow passages in the direction toward the root. Cooling effect is improved by a Coriolis force. The number of the suction side cooling flow passages is larger than the number of the pressure side cooling flow passages. At least one of the suction side cooling flow passages forms at least one most downstream cooling flow passage. The cooling medium flows through the most downstream cooling flow passage and is exhausted outside of the turbine blade through nozzles, whereby the flow of the cooling medium through the most downstream cooling flow passage is speeded up.
    • 在涡轮叶片中形成有由在跨度方向上延伸的压力侧冷却流路和沿跨度方向延伸并串联连接到压力侧冷却流路的吸入侧冷却流路构成的冷却流路组件。 冷却介质沿着朝向前端部的方向流过压力侧冷却流路,并且沿着朝向根部的方向通过吸入侧冷却流路。 科里奥利力提高了冷却效果。 吸入侧冷却流路的数量大于压力侧冷却流路的数量。 吸入侧冷却流路中的至少一个形成至少一个最下游的冷却流路。 冷却介质流过最下游的冷却流道,并通过喷嘴排出涡轮叶片的外部,由此冷却介质通过最下游的冷却流道的流动被加速。