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1. 发明专利

JP2012173173A Tension and fracture toughness test method 有权
$Tension and fracture toughness test method$
标题翻译：张力和破裂韧性测试方法
公开(公告)号：JP2012173173A
公开(公告)日：2012-09-10
申请号：JP2011036297
申请日：2011-02-22
申请人： Toshiba Corp , 株式会社東芝
发明人： KATAYAMA YOSHINORI , TSUBOTA MOTOJI , SAITO YUJI , SAEKI RYOICHI
IPC分类号： G01N3/08 , G01N3/20
摘要： PROBLEM TO BE SOLVED: To provide an evaluation method of acquiring a fracture toughness value directly from a monitor test piece of pressure container steel of a conventional BWR.SOLUTION: A round bar 2 is manufactured by processing remaining materials 1a, 1b, cut after a tension test is conducted using a tension test piece 1 having a parallel part formed in the center, to the diameter of the parallel part 1c of the starting tension test piece, and then subjected to mechanical cutting and fatigue precracking 6, a fracture test by bending is conducted using the round bar having been subjected to the mechanical cutting and fatigue precracking 6, and a fracture toughness value is found from a maximum load obtained from the fracture test by bending.
摘要翻译：要解决的问题：提供从常规BWR的压力容器钢的监视器试件直接获取断裂韧性值的评价方法。解决方案：通过在使用具有形成在中心的平行部分的张力测试件1进行拉伸试验之后切割的剩余材料1a，1b，制造圆棒2，平均部分1c的直径起始张力试验片，然后进行机械切削和疲劳预裂6，通过进行机械切削和疲劳预裂6的圆棒进行弯曲断裂试验，从最大值发现断裂韧性值通过弯曲从断裂试验获得的载荷。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2011069761A Composite for reactor control rod, method for manufacturing the same and reactor control rod using the composite 有权
标题翻译：用于反应器控制杆的复合材料，其制造方法和使用复合材料的反应器控制杆
公开(公告)号：JP2011069761A
公开(公告)日：2011-04-07
申请号：JP2009221974
申请日：2009-09-28
申请人： Toshiba Corp , 株式会社東芝
发明人： OKA KEIICHIRO , KATAYAMA YOSHINORI , SAITO YUJI , TSUBOTA MOTOJI , TAJIMA TOMOKO , NAKAMURA MITSUHARU , YOSHIOKA KENICHI
IPC分类号： G21C7/113 , G21C7/10
CPC分类号： Y02E30/39
摘要： PROBLEM TO BE SOLVED: To provide a composite for reactor control rods which achieves the prolongation of their lifetime owing to the decrease in the residual stress in each region of the reactor control rods, the inhibition of irradiation growth and the improvement in corrosion resistance, a method for manufacturing the composite and reactor control rods using it.
SOLUTION: The method includes a composite formation process A for forming composites 24 and 25 by coating the surface of a hafnium plate material 21 with zircalloys 22 and 23 and a quenching process B for quenching the composites 24 and 25 at a temperature equal to or higher than the α-β transformation temperature of the zircalloys 22 and 23.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供反应器控制棒的复合材料，其由于反应器控制棒的每个区域中的残余应力的降低而实现其使用寿命的延长，抑制辐照生长和改善腐蚀电阻，使用它的复合材料和反应器控制棒的制造方法。解决方案：该方法包括用于通过用锆合金22和23涂覆铪板材料21的表面来形成复合材料24和25的复合成型工艺A和淬火工艺B，以在相当的温度下淬火复合材料24和25 至高于锆合金22和23的α-β转变温度。版权所有（C）2011，JPO＆INPIT

3. 发明专利

JP2008203196A Control rod for nuclear reactor and method for manufacturing the same 审中-公开
标题翻译：用于核反应堆的控制杆及其制造方法
公开(公告)号：JP2008203196A
公开(公告)日：2008-09-04
申请号：JP2007042444
申请日：2007-02-22
申请人： Toshiba Corp , 株式会社東芝
发明人： SAITO YUJI , TSUBOTA MOTOJI , KATAYAMA YOSHINORI , NAKAMURA MITSUHARU
IPC分类号： G21C7/10 , G21C7/113
CPC分类号： Y02E30/39
摘要： PROBLEM TO BE SOLVED: To provide a control rod for a nuclear reactor and a method for manufacturing the control rod which enables minimization of the deformation of the control rod, by decreasing the residual stress of tension that arises in a sheath, in the vicinity of a weld. SOLUTION: The control rod 15 is such that a composite 22 made by jointing a zirconium plate material 21 to at least a face of a hafnium plate material 20 is used as a neutron absorber 16 that constitutes the control rod 15. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于核反应堆的控制棒和用于制造控制棒的方法，其通过减少鞘中产生的张力的残余应力，从而能够最小化控制棒的变形，焊缝附近。解决方案：控制杆15使得通过将锆板材料21连接到铪板材料20的至少一个表面而制成的复合材料22用作构成控制棒15的中子吸收体16.
版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2007229721A Method of reforming metallic surface 审中-公开
标题翻译：金属表面改性方法
公开(公告)号：JP2007229721A
公开(公告)日：2007-09-13
申请号：JP2006050830
申请日：2006-02-27
申请人： Toshiba Corp , 株式会社東芝
发明人： KATAYAMA YOSHINORI , KANO FUMIHISA , TAKAHASHI MASASHI , TSUBOTA MOTOJI , SAKAMOTO HIROSHI , SAITO YOSHIAKI
IPC分类号： B23K20/12 , C23C10/04 , C23C10/28 , C23C26/00 , G21C19/02 , G21D1/00
CPC分类号： Y02E30/40
摘要： PROBLEM TO BE SOLVED: To provide a metallic surface reforming method capable of reducing stress corrosion cracking, keeping an effect of suppressing corrosion and stress corrosion cracking, and repairing the surface of a metallic material when a residual stress and micro fracture are generated thereon.
SOLUTION: Friction stirring is implemented in which a corrosion resistant material 4 is brought into contact with the surface of a metallic base material 1 and pressurized to produce a relative movement of the contact face. A surfacing layer 3 composed of the corrosion resistant material 4 is thereby formed on the surface of the metallic base material 1. Thus, corrosion resistance on the surface of the metallic base material 1 is increased to prevent stress corrosion cracking, which is the characteristic of the metallic surface reforming method.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够减少应力腐蚀开裂，保持抑制腐蚀和应力腐蚀开裂的效果的金属表面改性方法，以及在产生残余应力和微裂纹时修复金属材料的表面在其上。解决方案：实施摩擦搅拌，其中耐腐蚀材料4与金属基材1的表面接触并加压以产生接触面的相对运动。因此，在金属基材1的表面上形成由耐腐蚀材料4构成的表面层3，因此，提高金属基材1的表面的耐腐蚀性，防止应力腐蚀开裂，这是特性金属表面改性法。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2006317289A Control rod drive mechanism 审中-公开
标题翻译：控制杆驱动机构
公开(公告)号：JP2006317289A
公开(公告)日：2006-11-24
申请号：JP2005140363
申请日：2005-05-12
申请人： Toshiba Corp , 株式会社東芝
发明人： KATAYAMA YOSHINORI , TSUBOTA MOTOJI , NAKAMURA MITSUHARU , SAITO YOSHIAKI
IPC分类号： G21C7/12 , G21C7/14
CPC分类号： Y02E30/39
摘要： PROBLEM TO BE SOLVED: To suppress secular deterioration of toughness of a coupling mechanism of a control rod drive mechanism under high temperature and high pressure environment of a reactor in operation.
SOLUTION: For the coupling 11 material of the control rod drive mechanism 4 in which power control is done by withdrawing and inserting a control rod assembly 3, reactor operation is done by connecting the control rod drive mechanism to the upper end of the control rod assembly 3 and operating up and down the assembly 3 and detaching from the control rod assembly 3 is done by turning by a specific angle to the control rod assembly 3, a material including Cr at 12 weight % or more, Ni at 4 weight %, C at 0.10 weight % or less and S at 0.01 weight % or less and adding Mo at 0.1 to 4 weight % and remaining part consisting of Fe and unaviodable impurity are used.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了抑制操作中的反应器的高温高压环境下的控制棒驱动机构的联接机构的韧性的长期劣化。
解决方案：对于控制棒驱动机构4的联接器11材料，其中通过抽出和插入控制杆组件3进行动力控制，通过将控制杆驱动机构连接到控制杆驱动机构4的上端控制杆组件3并且上下组装3并且与控制杆组件3分离是通过与控制棒组件3转动特定角度来完成的，包括以12重量％或更多的Cr为12重量％或更多的Cr，重量为4重量％，C为0.10重量％以下，S为0.01重量％以下，添加Mo为0.1〜4重量％，剩余部分为Fe和不可避免的杂质。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2012003929A Device and method for testing material 审中-公开
标题翻译：用于测试材料的装置和方法
公开(公告)号：JP2012003929A
公开(公告)日：2012-01-05
申请号：JP2010137422
申请日：2010-06-16
申请人： Toshiba Corp , 株式会社東芝
发明人： OKA KEIICHIRO , TSUBOTA MOTOJI , SAITO YUJI , ITO MIKIRO , HAYASHI TAKAHIRO
IPC分类号： H01J37/20 , G01N3/04 , G01N3/08 , G01N3/20
摘要： PROBLEM TO BE SOLVED: To provide a device and method for testing a material capable of testing the other material by easily moving a testing jib to the outside of a sample chamber while holding stress given to a test piece.SOLUTION: The device for testing the material includes: the testing jib 7 having a base part 21 placed on a sample stand 5 installed in the sample chamber, a movable part 22 provided at the base part 21, and test piece fixing parts 24 provided at the base part 21 and the movable part, respectively; and a drive mechanism for displacing the movable part. The movable part 22 is separated from the drive mechanism and the testing jib 7 is transferred into and out of the sample chamber while mounting the test piece 6.
摘要翻译：要解决的问题：提供一种用于测试能够测试另一种材料的材料的装置和方法，所述材料通过容易地将测试悬臂移动到样品室的外部，同时保持施加到试验片上的应力。
解决方案：用于测试材料的装置包括：具有放置在样品室中的样品台5上的基座部分21的测试悬臂7，设置在基部21处的可动部22和测试片固定部 24分别设置在基部21和可动部上; 以及用于移动可动部件的驱动机构。可移动部分22与驱动机构分离，并且在安装测试件6的同时将测试悬臂7转移到样品室中。（C）2012，JPO＆INPIT

7. 发明专利

JP2008115437A Austenitic-ferritic stainless steel with excellent resistance to deterioration due to thermal aging 审中-公开
标题翻译：具有优异耐腐蚀性能的耐腐蚀性不锈钢
公开(公告)号：JP2008115437A
公开(公告)日：2008-05-22
申请号：JP2006300720
申请日：2006-11-06
申请人： Toshiba Corp , 株式会社東芝
发明人： KATAYAMA YOSHINORI , TSUBOTA MOTOJI , SAITO YOSHIAKI
IPC分类号： C22C38/00 , C22C38/40 , C22C38/44 , G21C5/00 , G21D1/00
CPC分类号： Y02E30/40
摘要： PROBLEM TO BE SOLVED: To provide new austenitic-ferritic stainless steel which is free from deterioration in properties with time, such as increase in hardness and reduction in toughness and ductility with the lapse of time, even if used under extremely severe conditions under a high-temperature and high-pressure water environment such as a nuclear power plant.
SOLUTION: The austenitic-ferritic stainless steel contains a mixed structure of austenite phase and ferrite phase, and ferrite content in the mixed structure is 5 to 15 wt.%. When this steel is used under the high-temperature and high-pressure water environment, spinodal decomposition and precipitation of G phase consisting of Ni atoms, Si atoms and Mo atoms is suppressed.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供新的奥氏体 - 铁素体不锈钢，即使在非常苛刻的条件下使用，随着时间的推移，随着时间的流逝，随着时间的推移，硬度降低，韧性和延展性也随时间而劣化，在高温高压水环境下，如核电厂。解决方案：奥氏体 - 铁素体不锈钢含有奥氏体相和铁素体相的混合结构，混合结构中的铁素体含量为5〜15重量％。当这种钢在高温高压水环境下使用时，由Ni原子，Si原子和Mo原子组成的G相的旋节分解和沉淀被抑制。版权所有（C）2008，JPO＆INPIT

8. 发明专利

JP2005098802A Remote hardness measuring instrument and measuring method 审中-公开
标题翻译：远程硬度测量仪器和测量方法
公开(公告)号：JP2005098802A
公开(公告)日：2005-04-14
申请号：JP2003331970
申请日：2003-09-24
申请人： Toshiba Corp , 株式会社東芝
发明人： KATAYAMA YOSHINORI , TSUBOTA MOTOJI , SAITO YOSHIAKI , SUMIYA RIE , TAKAHASHI MASASHI
IPC分类号： G01N3/40
摘要： PROBLEM TO BE SOLVED: To provide a remote hardness measuring instrument for safely measuring the hardness of a region where it it hard to measure the hardness of a structure.
SOLUTION: This remote hardness measuring instrument comprises a probe 2, a hardness meter 1 made up of a control part 5 and a data recording part 6, with these separated from the probe, and a fixing tool 7 for so fixing the probe 2 as to dispose it vertical to the measurement surface of a structure member.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于安全测量难以测量结构硬度的区域的硬度的远程硬度测量仪器。
解决方案：该远程硬度测量仪器包括探头2，由控制部件5和数据记录部件6组成的硬度计1，其中与探头分离的探头2和固定工具7用于固定探头 2将其垂直于结构构件的测量表面布置。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2005009982A Control rod drive mechanism 有权
标题翻译：控制杆驱动机构
公开(公告)号：JP2005009982A
公开(公告)日：2005-01-13
申请号：JP2003173639
申请日：2003-06-18
申请人： Toshiba Corp , 株式会社東芝
发明人： KATAYAMA YOSHINORI , TSUBOTA MOTOJI , NAKAMURA MITSUHARU , SUWAEN TSUKASA
IPC分类号： G21C7/16 , C22C38/00
CPC分类号： Y02E30/31 , Y02E30/39
摘要： PROBLEM TO BE SOLVED: To provide a control rod drive mechanism in which a material having characteristics suitable for use in a shock absorber of a control rod drive mechanism and hardly deteriorating against thermal aging is used.
SOLUTION: The control rod drive mechanism for a boiling water reactor drives a control rod and comprises: a shock absorber which has a cylindrical index tube 6, a stop piston 7 provided inside of the index tube; a buffer shaft 8 inserted into the stop piston; and a cylindrical buffer piston 9 inserted between the stop piston and the buffer shaft and moving upward inside the stop piston. As a material for the shock absorber, a material in which Cr of not less than 2 % by weight, Ni of not less than 4 % by weight, C of not more than 0.10 % by weight, and S of not more than 0.01 % by weight are included, Mo of 0.1 to 4 % by weight is added, and indispensable impurities and Fe are included as remaining components, is used.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种控制棒驱动机构，其中使用具有适合用于控制棒驱动机构的减震器的特性并且几乎不会劣化热老化的材料。解决方案：用于沸水反应器的控制杆驱动机构驱动控制杆，并包括：减震器，其具有圆柱形分度管6，设置在分度管内部的止动活塞7; 插入停止活塞中的缓冲轴8; 以及插入在止动活塞和缓冲轴之间并在止动活塞内向上移动的圆柱形缓冲活塞9。作为减震器的材料，使用不小于2重量％的Cr，不小于4重量％的Ni，不大于0.10重量％的C和不大于0.01重量％的S的材料，，添加0.1〜4重量％的Mo，作为剩余成分使用不可缺少的杂质和Fe。版权所有（C）2005，JPO＆NCIPI

10. 发明专利

JP2004340898A Structural material qualitative evaluation system and structural material qualitative evaluation method 有权
公开(公告)号：JP2004340898A
公开(公告)日：2004-12-02
申请号：JP2003140933
申请日：2003-05-19
申请人： Toshiba Corp , 株式会社東芝
发明人： KATAYAMA YOSHINORI , TSUBOTA MOTOJI , SAITO YOSHIAKI
IPC分类号： G01N17/00
摘要： PROBLEM TO BE SOLVED: To provide a structural material qualitative evaluation system and structural material qualitative evaluation method capable of evaluating quality of a structural material by determining susceptibility for stress corrosion cracking and service life.
SOLUTION: The structural material qualitative evaluation system 1 has a limit stiffness information database (DB) 7 for storing limit stiffness information of limit stiffness at the time that determination object of quality evaluation becomes to present the susceptibility for stress corrosion cracking to an extent unable to ignore and a susceptibility determining means 6 for stress corrosion cracking for determining whether stiffness of determining object is lower than the limit stiffness or not by inputting stiffness of the determining object and referring to the limit stiffness information of the limit stiffness information database (DB) 7 and in the case that the stiffness of the determining object is lower than the limit stiffness, determination result of having no susceptibility for stress corrosion cracking is output and in the case that the stiffness of the determining object is not lower than limit stiffness, determination result of having susceptibility for stress corrosion cracking is output.
COPYRIGHT: (C)2005,JPO&NCIPI

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