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    • 1. 发明专利
    • Solid particle removing device of steam turbine facility
    • 蒸汽涡轮机固体颗粒除去装置
    • JP2006046089A
    • 2006-02-16
    • JP2004225078
    • 2004-08-02
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • YOSHINO SHIN
    • F01D25/00B01D45/12
    • PROBLEM TO BE SOLVED: To provide a solid particle removing device of steam turbine facility capable of reducing amount of flow-in solid particles flowing into a steam turbine and suppressing erosion generated in the steam turbine. SOLUTION: An internal wall part arrester 14 is provided in an internal wall part on an outer side inside an elbow part 13 of a steam pipe 12 for leading steam from a steam generation part into the steam turbine, and a central part arrester 29 is provided in a central part inside the elbow part 13. Steam flow S flows along a curve of the elbow part 13, but solid particle flow T reaches arresting holes 15 of the inside arrester 14 and the central part arrester 29 by centrifugal force and inertia force to arrest solid particles included in steam flowing in the steam pipe 12 by the internal wall part arrester 14 and the central part arrester 29. The solid particles arrested by the internal wall part arrester 14 and the central part arrester 29 bypass the steam turbine through a pipe 16 and are led into a condenser. COPYRIGHT: (C)2006,JPO&NCIPI
    • 解决的问题:提供一种蒸汽轮机设备的固体颗粒除去装置,其能够减少流入蒸汽轮机的流入固体颗粒的量并抑制蒸汽涡轮机中产生的侵蚀。 解决方案:内壁部分避雷器14设置在蒸汽管12的肘部13的外侧的内壁部分中,用于将来自蒸汽发生部分的蒸汽引导到蒸汽涡轮机中,以及中心部分避雷器 29设置在肘部13内部的中心部分。蒸汽S沿着弯头部13的曲线流动,但是固体颗粒流T通过离心力到达内部避雷器14和中心部分避雷器29的止动孔15,并且 通过内壁部分避雷器14和中心部分避雷器29阻止包含在蒸汽管12中流动的蒸汽中的固体颗粒的惯性力。由内壁部分避雷器14和中心部分避雷器29阻挡的固体颗粒绕过蒸汽轮机 通过管道16并被引入冷凝器。 版权所有(C)2006,JPO&NCIPI
    • 2. 发明专利
    • Structural component crack growth analysis method against deformation control type stress
    • 结构构件裂缝生长分析方法对抗变形控制类型应力
    • JP2005069821A
    • 2005-03-17
    • JP2003298807
    • 2003-08-22
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • TERAMAE TETSUOKAGAMIBUCHI HIDENORIYOSHINO SHIN
    • G01N3/00
    • PROBLEM TO BE SOLVED: To provide a structural component crack growth analysis method against deformation control type stress.
      SOLUTION: An initial stress σ
      0 which is a stress when no crack is created at a position of a structural component where a deformation control type stress is applied is calculated. A crack aperture distortion δ
      c caused by the deformation control type stress of the structural component is calculated. A crack distance distortion δ
      0 at a position apart a certain length from the crack is calculated. F(δ
      c , δ
      0 ) is defined as a decreasing function depending on the crack aperture distortion δ
      c and the crack distance distortion δ
      0 , and a crack distance stress σ
      d is calculated using the initial stress σ
      0 , the crack aperture distortion δ
      c , the crack distance distortion δ
      0 , and the equation(I) described below. A stress intensity factor is calculated using the obtained crack distance stress σ
      d . The equation (I) is σ
      d = σ
      0 × F(δ
      c , δ
      0 ).
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种抗变形控制型应力的结构部件裂纹扩展分析方法。 解决方案:计算在施加变形控制型应力的结构部件的位置处不产生裂纹时的应力的初始应力σ 0 。 计算由结构部件的变形控制型应力引起的裂纹孔径变形δSB 。 计算距离裂纹一定长度的位置处的裂纹距离变形δ 0 。 F(δ c ,δ 0 )定义为取决于裂纹孔径畸变δ c 的减小函数,裂纹距离失真δ< SB> 0 ,并使用初始应力σ 0 计算裂纹距离应力σSB ,裂纹孔径畸变σSB >,裂纹距离失真δ 0 和下面描述的等式(I)。 使用获得的裂纹距离应力σ d 计算应力强度因子。 方程式(I)是σ(SB)=σ 0 ×F(δ c ,δ 0 )。 版权所有(C)2005,JPO&NCIPI
    • 3. 发明专利
    • Device and method for measuring pipe wall thickness
    • 用于测量管壁厚度的装置和方法
    • JP2008107327A
    • 2008-05-08
    • JP2007239894
    • 2007-09-14
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • YOSHINO SHIN
    • G01B21/08
    • PROBLEM TO BE SOLVED: To provide a pipe wall thickness measuring device which can easily be constructed and measure the wall thickness of any pipe, even for its hot section.
      SOLUTION: In this measuring device, a pressure sensor 15 detects the internal pressure of the pipe, a distortion sensor 16 detects the circumferential or axial distortion on the pipe surface, and a temperature sensor 11 detects the temperature of the pipe. Furthermore, a Young's modulus calculating means 13 calculates the Young's modulus of piping material from piping temperature detected by the temperature sensor 11, while a wall thickness calculating means 14 calculates the wall thickness of the pipe from the inner pressure of the pipe detected by the pressure sensor 15; and the distortions on the pipe surface are detected by the distortion sensor 16 and the Young's modulus of piping material, calculated by the Young's modulus calculating means 13.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种管壁厚测量装置,其即使对于热部也可以容易地构造和测量任何管道的壁厚。 解决方案:在该测量装置中,压力传感器15检测管道的内部压力,变形传感器16检测管道表面的周向或轴向变形,温度传感器11检测管道的温度。 此外,杨氏模量计算装置13根据由温度传感器11检测的管道温度计算管道材料的杨氏模量,而壁厚计算装置14根据由压力检测的管道的内部压力来计算管道的壁厚 传感器15; 并且通过杨氏模量计算装置13计算的管形材料的变形传感器16和杨氏模量来检测管表面上的变形。(C)2008,JPO&INPIT
    • 4. 发明专利
    • Cooling method for steam turbine
    • 蒸汽涡轮冷却方法
    • JP2006009787A
    • 2006-01-12
    • JP2005130930
    • 2005-04-28
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • YOSHINO SHINITO AKINORI
    • F01D25/12
    • PROBLEM TO BE SOLVED: To provide a cooling method for a steam turbine for cooling a high pressure turbine and an intermediate pressure turbine in parallel during turning of the steam turbine.
      SOLUTION: When the steam turbine trips and starts turning, a drain valve of a main steam lead pipe at an inlet of the high pressure turbine and a drain valve of a main steam stop valve are opened, and an intercept valve at an inlet of the intermediate pressure turbine is closed after resetting the turbine. A prewarming valve for the high pressure turbine is opened to lead auxiliary steam from an auxiliary steam system into the high pressure turbine as cooling steam. A prewarming valve for the intermediate pressure turbine is opened to lead auxiliary steam from the auxiliary steam system into the intermediate pressure turbine as cooling steam. When stopping supply of cooling steam into the high pressure turbine, the prewarming valve for the high pressure turbine is closed. When stopping supply of cooling steam into the intermediate pressure turbine, the prewarming valve for the intermediate pressure turbine is closed.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于蒸汽涡轮机的冷却方法,用于在蒸汽涡轮机转动期间平行冷却高压涡轮机和中压涡轮机。 解决方案:当蒸汽轮机跳闸并开始转动时,打开高压汽轮机入口处的主蒸汽引流管的排水阀和主蒸汽截止阀的排水阀, 复位涡轮机后,中压涡轮机的入口关闭。 打开用于高压涡轮机的预热阀,以将辅助蒸汽从辅助蒸汽系统引导到作为冷却蒸汽的高压涡轮机中。 打开用于中压涡轮机的预热阀,以将辅助蒸汽从辅助蒸汽系统引导到作为冷却蒸汽的中压涡轮机中。 当停止向高压涡轮机供应冷却蒸汽时,用于高压涡轮机的预热阀关闭。 当停止向中压涡轮机供应冷却蒸汽时,用于中压涡轮机的预热阀关闭。 版权所有(C)2006,JPO&NCIPI
    • 5. 发明专利
    • Torque measuring device
    • 扭矩测量装置
    • JP2010230347A
    • 2010-10-14
    • JP2009075624
    • 2009-03-26
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • YOSHINO SHIN
    • G01L3/08
    • PROBLEM TO BE SOLVED: To provide a torque measuring device for accurately measuring torque without being affected by positional variations in a rotor, such as centrifugal whirling, by simple signal processing stably and continuously for a long time.
      SOLUTION: The torque measuring device includes: a fixation section fixed to the surface of the rotor; an arm section for transmitting displacement in a rotary direction according to the amount of torsion of the rotor at the fixation section to a measurement position separated by a fixed distance in the direction of the rotary axis of the rotor; a displacement sensor that is mounted on the surface of the rotor of the measurement position and optically measures the amount of relative displacement in a rotary direction to the arm section; a signal processing unit for obtaining the amount of torsion of the rotor from the measured amount of relative displacement and for calculating torque from the amount of torsion; and a transmission means for transmitting light signals involved in the amount of relative displacement measured by the displacement sensor to the signal processing unit.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种用于通过简单的信号处理长时间稳定和连续地精确地测量转矩而不受转子的位置偏差(例如离心旋转)的扭矩测量装置。 解决方案:扭矩测量装置包括:固定在转子表面上的固定部分; 臂部,其根据转子在固定部处的扭转量沿旋转方向的位移传递到在转子的旋转轴线方向上分开固定距离的测量位置; 位移传感器,安装在测量位置的转子的表面上,并且光学地测量旋转方向上相对于臂部的位移量; 信号处理单元,用于根据测量的相对位移量获得转子的扭转量,并从扭转量计算扭矩; 以及传输装置,用于将由位移传感器测量的相对位移量所涉及的光信号传输到信号处理单元。 版权所有(C)2011,JPO&INPIT
    • 6. 发明专利
    • Measuring system by potentiometric method, and connecting member used therein
    • 通过电位法测量系统,并连接其使用的会员
    • JP2007263577A
    • 2007-10-11
    • JP2006085152
    • 2006-03-27
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • HAMADA HARUICHIYOSHINO SHINIIDA HIDEOOBIKAWA HAJIMEHAYAKAWA MANABU
    • G01N27/20
    • PROBLEM TO BE SOLVED: To constitute an amplifier to be detachable, and to enhance durability, without lowering the measurement accuracy, in a measuring system using potentiometric method.
      SOLUTION: This measuring system by the potentiometric method is provided with potentiometric measuring terminals 3, contacting respectively with a plurality of points separated in a measured object 1, a potentiometric measuring instrument 5 for measuring the potential different between the potentiometric measuring terminals 3, the amplifier 6 arranged between the potentiometric measuring terminals 3 and the potentiometric measuring instrument 5, a connector 10 for disconnectably connecting the amplifier 6 to the potentiometric measuring terminals 3, and a cover member for covering a contact face of the connector 10.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:在使用电位法的测量系统中,构成可拆卸的放大器,并提高耐久性,而不降低测量精度。

      解决方案:该电位计测量系统设有电位测量端3,分别与测量对象1中分离的多个点相接触,电位计测量仪5用于测量电位测量端3 布置在电位测量端子3和电位计测量仪器5之间的放大器6,用于将放大器6可拆卸地连接到电位测量端子3的连接器10以及用于覆盖连接器10的接触面的盖构件。

      版权所有(C)2008,JPO&INPIT

    • 7. 发明专利
    • Fuel heating value change rate estimating method and its program
    • 燃油加热价值变化率估算方法及其程序
    • JP2005337554A
    • 2005-12-08
    • JP2004155284
    • 2004-05-25
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • YOSHINO SHIN
    • F23N5/00F23K5/00F23N1/00F23N1/02
    • PROBLEM TO BE SOLVED: To provide an estimating method helpful in easing or doing away with the operating restrictions of a fuel consuming device by setting an expression for evaluating a heating value change rate in a system which has a plurality of fuel supply sources including main fuel and sub fuel and a fuel consuming installation for burning these mixed fuel connected to each other via a long-distance transport pipe and predicting the heating value change rate, when the pipe includes a general curved pipe.
      SOLUTION: The method comprises calculating the heating value change rate in the fuel consuming installation of the system which has the plurality of fuel supply sources including the main fuel and the sub fuel and the fuel consuming installation for burning these mixed fuel connected to each other via the long-distance transport pipe, when a mixed fuel ratio is changed stepwise.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种有助于缓解或消除燃料消耗装置的操作限制的估计方法,其通过设置用于评估具有多个燃料供给源的系统中的热值变化率的表达式 包括主燃料和次燃料以及用于燃烧这些混合燃料的燃料消耗装置,用于通过长距离输送管相互连接,并且当管道包括通常的弯曲管道时预测热值变化率。 解决方案:该方法包括计算具有包括主燃料和副燃料的多个燃料供应源的系统的燃料消耗装置中的发热量变化率和用于燃烧这些混合燃料的燃料消耗装置 当混合燃料比逐步变化时,通过长距离运输管道相互连接。 版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Damper device
    • 阻尼器装置
    • JP2005283051A
    • 2005-10-13
    • JP2004101725
    • 2004-03-31
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • KAGAMIBUCHI HIDENORIYOSHINO SHIN
    • F16J15/16F23L13/08
    • PROBLEM TO BE SOLVED: To provide a damper device not requiring a large driving torque, even when a damper is further operated to a closing direction after a seal plate of the damper abuts to a seal receiving member.
      SOLUTION: This damper device is provided with a damper frame body, the seal receiving member arranged inside the damper frame body, and the damper arranged inside the damper frame body in parallel to the seal receiving member, and abutting to the seal receiving member in a closing position, and the damper comprises a rotary shaft supported rotatably onto the damper frame body, a damper plate with the central part attached to the rotary shaft, and the seal plate having base end parts attached respectively to both ends of the damper plate, and abutting to the seal receiving member. In the device, the seal plate is formed of a very high-elastic alloy.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:即使在阻尼器的密封板抵接到密封接收构件之后,即使在阻尼器进一步向闭合方向操作时,也可以提供不需要大的驱动转矩的阻尼器装置。 解决方案:该阻尼器装置设置有阻尼器框架体,密封件接收构件设置在阻尼器框体内部,阻尼器平行于密封件接收构件布置在阻尼器框架主体的内侧,并与密封件接收 构件处于关闭位置,并且阻尼器包括可旋转地支撑在阻尼器框体上的旋转轴,具有附接到旋转轴的中心部分的阻尼板,并且密封板具有分别安装在阻尼器的两端的基端部 并且邻接密封件接收构件。 在该装置中,密封板由非常高弹性的合金形成。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Fireproof curtain apparatus
    • FIREPROOF窗帘设备
    • JP2005095198A
    • 2005-04-14
    • JP2003329332
    • 2003-09-22
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • TERAMAE TETSUOYOSHINO SHINKAGAMIBUCHI HIDENORI
    • E06B9/06A62C2/00A62C2/06
    • PROBLEM TO BE SOLVED: To provide a fireproof curtain apparatus which can be easily mounted even after the construction of a building and does not require complicate incidental facilities.
      SOLUTION: A main body of the fireproof curtain is made of a shape memory material maintaining a folded shape in a normal temperature, and when a fire happens and the air temperature around the installation position exceeds the prescribed shape recovery temperature, the shape of the fireproof curtain which is memorized beforehand is recovered. The main body of the fireproof curtain is fixed to a ceiling part of a fireproof area by a fixture. The incidental facilities to open the main body of the fireproof curtain is not necessary to be installed and the main body of the fireproof curtain can be easily mounted even after the construction of the building.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供即使在建筑物之后也可以容易地安装并且不需要复杂的附带设施的防火幕设备。 解决方案:防火幕的主体由保持常温的折叠形状的形状记忆材料制成,并且当发生火灾并且安装位置周围的空气温度超过规定的形状恢复温度时,形状 预先记录的防火帘的回收。 防火窗帘的主体通过灯具固定在防火区的天花板部分。 打开防火幕主体的附带设施不需要安装,即使在建筑物的施工之后也可以方便地安装防火幕主体。 版权所有(C)2005,JPO&NCIPI
    • 10. 发明专利
    • Method and program for reliability assessment
    • 可靠性评估的方法和程序
    • JP2005037370A
    • 2005-02-10
    • JP2004150249
    • 2004-05-20
    • Tokyo Electric Power Co Inc:The東京電力株式会社
    • TERAMAE TETSUOYOSHINO SHINKAGAMIBUCHI HIDENORI
    • G01M99/00G01M19/00
    • PROBLEM TO BE SOLVED: To provide a reliability assessment method and a reliability assessment program for quantitatively assessing the reliability of provided structural members.
      SOLUTION: The reliability assessment method is for assessing the reliability of provided structural members. It comprises a process of measuring crack depth of a certain number of structural members among a plurality of structural members to be assessed, a process of calculating a plurality of stress ranges working on the structural members from the crack depth by using the crack progression rule, a process of statistically processing a plurality of stress ranges and calculating statistical distribution of the stress ranges, a process of calculating crack depth distribution at an arbitrary time point by using Monte-Carlo method from the statistical distribution, a process of calculating failure probability based on the fraction of crack depth exceeding a limit value from the crack depth distribution, and a process of calculating the assessment value of reliable section from the failure probability.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供可靠性评估方法和可靠性评估程序,用于定量评估所提供的结构构件的可靠性。

      解决方案:可靠性评估方法用于评估提供的结构构件的可靠性。 它包括测量待评估的多个结构构件中一定数量的结构构件的裂纹深度的过程,通过使用裂纹进展规则从裂纹深度计算在结构构件上工作的多个应力范围的过程, 统计处理多个应力范围和计算应力范围的统计分布的过程,通过使用蒙特卡罗方法从统计分布计算任意时间点的裂纹深度分布的过程,基于 破裂深度的分数超过裂纹深度分布的极限值,以及从故障概率计算可靠断面评估值的过程。 版权所有(C)2005,JPO&NCIPI