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    • 3. 发明授权
    • Turbine rotor blade and turbine
    • 涡轮转子叶片和涡轮
    • US07182577B2
    • 2007-02-27
    • US11211519
    • 2005-08-26
    • Yutaka YamashitaEiji SaitouKiyoshi NamuraHideo Yoda
    • Yutaka YamashitaEiji SaitouKiyoshi NamuraHideo Yoda
    • F01D5/22
    • F01D5/3007F01D5/225F01D5/326Y10T29/49321
    • A set of turbine rotor blades is arranged on a rotor disk. Each rotor disk has blade profile, root parts which is fitted axially in an axial disk groove formed circumferenctially in the rotor disk, and an integral cover formed at the outer edge of the blade profile part. A front end surface, faced in a direction the rotor disk rotates, of the integral cover is inclined to a direction in which the root part of the turbine rotor blade is fitted in the disk groove of the rotor disk. The sum of circumferential lengths of the integral covers is greater than a circle at which the integral covers are joined to the blade profile parts. Adjacent integral covers are brought into contact with each other by the blade profile parts that are twisted when root parts of the turbine rotor blades are fitted axially in the disk grooves.
    • 一组涡轮转子叶片设置在转子盘上。 每个转子盘具有叶片轮廓,轴向安装在转子盘周向形成的轴向盘槽中的根部和形成在叶片轮廓部分的外边缘处的整体盖。 一体式盖的朝向转子盘旋转的方向的前端面与涡轮转子叶片的根部嵌合在转子盘的盘槽中的方向倾斜。 整体盖的圆周长度的总和大于整体盖与叶片轮廓部分相接合的圆。 当涡轮转子叶片的根部部分轴向安装在盘槽中时,相邻的整体盖通过被扭转的叶片轮廓部件相互接触。
    • 4. 发明申请
    • Turbine rotor blade and turbine
    • 涡轮转子叶片和涡轮
    • US20060177314A1
    • 2006-08-10
    • US11211519
    • 2005-08-26
    • Yutaka YamashitaEiji SaitouKiyoshi NamuraHideo Yoda
    • Yutaka YamashitaEiji SaitouKiyoshi NamuraHideo Yoda
    • F01D5/30
    • F01D5/3007F01D5/225F01D5/326Y10T29/49321
    • A set of turbine rotor blades is arranged on a rotor disk. Each rotor disk has blade profile, root parts which is fitted axially in an axial disk groove formed circumferenctially in the rotor disk, and an integral cover formed at the outer edge of the blade profile part. A front end surface, faced in a direction the rotor disk rotates, of the integral cover is inclined to a direction in which the root part of the turbine rotor blade is fitted in the disk groove of the rotor disk. The sum of circumferential lengths of the integral covers is greater than a circle at which the integral covers are joined to the blade profile parts. Adjacent integral covers are brought into contact with each other by the blade profile parts that are twisted when root parts of the turbine rotor blades are fitted axially in the disk grooves.
    • 一组涡轮转子叶片设置在转子盘上。 每个转子盘具有叶片轮廓,轴向安装在转子盘周向形成的轴向盘槽中的根部和形成在叶片轮廓部分的外边缘处的整体盖。 一体式盖的朝向转子盘旋转的方向的前端面与涡轮转子叶片的根部嵌合在转子盘的盘槽中的方向倾斜。 整体盖的圆周长度的总和大于整体盖与叶片轮廓部分相接合的圆。 当涡轮转子叶片的根部部分轴向安装在盘槽中时,相邻的整体盖通过被扭转的叶片轮廓部件相互接触。
    • 5. 发明授权
    • Turbine bucket
    • 涡轮桶
    • US06846160B2
    • 2005-01-25
    • US10436984
    • 2003-05-14
    • Eiji SaitoKiyoshi NamuraYutaka YamashitaMasakazu TakasumiYoshiaki YamazakiYoshio ShikanoKazuo IkeuchiMasumi Katayose
    • Eiji SaitoKiyoshi NamuraYutaka YamashitaMasakazu TakasumiYoshiaki YamazakiYoshio ShikanoKazuo IkeuchiMasumi Katayose
    • F01D5/14F01D5/22
    • F01D5/141F01D5/225F05D2240/301
    • The present invention relates to a turbine bucket to be provided at the low pressure last stage of a steam turbine and an object of the present invention is to provide a turbine bucket in which the adjacent blades are connected without using a connecting member at a blade intermediate portion. In order to achieve the object of the present invention, a turbine bucket of the present invention is formed in such a manner that the blade sectional configuration is twisted from a blade root portion to a blade tip side, and when assuming two axial directions in a blade section of the bucket on horizontal plane and taking one axial direction as X axis and the other axial direction perpendicular to X axis as Y axis, the blade sections at predetermined heights from the blade root portion of the turbine bucket are formed in a range of ±0.3 mm from respective points defining blade section configurations as shown respectively in chart 1, chart 4, chart 7, chart 10, chart 13, chart 16 and chart 18.
    • 本发明涉及一种在蒸汽轮机的低压最后阶段提供的涡轮机桶,其目的在于提供一种涡轮机铲斗,其中相邻的叶片在叶片中间不使用连接构件而连接 一部分。 为了实现本发明的目的,本发明的涡轮机叶片以这样的方式形成,即叶片截面形状从叶片根部扭转到叶片前端侧,并且当在 在水平面上的铲斗的叶片部分,并且沿着一个轴向作为X轴,另一个轴向垂直于X轴作为Y轴,从涡轮叶片的叶片根部预定高度的叶片部分形成在 分别如图1,图4,图表7,图表10,图表13,图表16和图表18所示的各个点的±0.3 mm。
    • 9. 发明授权
    • Bioinstrumentation apparatus
    • 生物仪器仪器
    • US08279443B2
    • 2012-10-02
    • US12672203
    • 2008-10-10
    • Yukio UedaYutaka Yamashita
    • Yukio UedaYutaka Yamashita
    • G01N21/00A61B5/05
    • G01N21/4795A61B5/0091A61B5/4312G01N2201/0846
    • A bioinstrumentation apparatus irradiates light onto a measured region of a subject, detects diffused light to acquire internal information on the measured region, and includes: a container holding a light transmitting medium; a light irradiation unit including a plurality of light emitting ends fixed to the container and irradiating a first light and a second light that mutually differ in wavelength onto the measured region that is immersed in the medium; a light detection unit including a plurality of light detecting ends fixed to the container and detecting the diffused light from the measured region; and a computing unit computing the internal information based on an output signal from the light detection unit; the wavelength of the first light being a wavelength at which an absorption coefficient of the measured region and a mean value of absorption coefficient of the medium are substantially equal, the wavelength of the second light being a wavelength at which the absorption coefficient of the measured region is greater than the mean value of the absorption coefficient of the medium, and the computing unit computing the internal information based on an output signal related to diffused light of the first light and computing boundary information between the measured region and the medium based on an output signal related to diffused light of the second light.
    • 生物测定装置将光照射到被检测体的测定区域,检测漫射光以获取测量区域的内部信息,并且包括:保持透光介质的容器; 光照射单元,其包括固定到所述容器的多个发光端,并且将相对不同波长的第一光和第二光照射到浸没在所述介质中的所述测量区域上; 光检测单元,其包括多个光检测端,固定到所述容器并检测来自所述测量区域的漫射光; 以及计算单元,基于来自所述光检测单元的输出信号来计算所述内部信息; 所述第一光的波长是所述测定区域的吸收系数和所述介质的吸收系数的平均值基本相等的波长,所述第二光的波长为所述测定区域的吸收系数的波长 大于所述介质的吸收系数的平均值,并且所述计算单元基于与所述第一光的漫射光相关的输出信号和基于所述测量区域与所述介质之间的计算边界信息的输出来计算所述内部信息 与第二光的漫射光有关的信号。