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1. 发明专利

JP2014185920A Structure in nuclear reactor 审中-公开
标题翻译：核反应堆结构
公开(公告)号：JP2014185920A
公开(公告)日：2014-10-02
申请号：JP2013060561
申请日：2013-03-22
申请人： Toshiba Corp , 株式会社東芝
发明人： OGAWA TAKUYA , KAWANO SHOHEI , ITAYA MASAO , MIHASHI TADAHIRO
IPC分类号： G21C9/00 , G21C9/02
CPC分类号： Y02E30/31 , Y02E30/32
摘要： PROBLEM TO BE SOLVED: To reduce a possibility that molten material reaches a state of recriticality at the time of a severe accident.SOLUTION: At least one thermal neutron absorption member 5 is provided in a core region inside a nuclear reactor pressure vessel and/or on the outer face of a control rod guide tube 6 disposed below the core region.
摘要翻译：要解决的问题：为了减少在严重事故发生时熔融材料达到重新生成状态的可能性。解决方案：在核反应堆压力容器内的核心区域中至少设置一个热中子吸收件5和/或在设置在芯部区域下方的控制棒引导管6的外表面上。

2. 发明专利

JP2014062780A Lifetime prediction apparatus, method, and program for in-core structure of reactor 有权
标题翻译：反应器核心结构的生命预测装置，方法和程序
公开(公告)号：JP2014062780A
公开(公告)日：2014-04-10
申请号：JP2012207240
申请日：2012-09-20
申请人： Toshiba Corp , 株式会社東芝
发明人： OGAWA TAKUYA , ITAYA MASAO , SAITO TOSHIYUKI , TANAKA SHIGEAKI , YAMAOKA TETSUSHI
IPC分类号： G21C17/003 , G01M99/00
摘要： PROBLEM TO BE SOLVED: To provide a technique that enables improvement of the accuracy of lifetime prediction by grasping a distribution of neutron fluxes in an in-core structure of a reactor and exactly simulating a crack development behavior in an actual machine.SOLUTION: An apparatus 10 includes: a condition setting unit 11 for setting conditions of shape dimensions (length c, depth a) and a model of a crack 27 present in an in-core structure; a stress intensity factor update unit 12 for updating a stress intensity factor K derived from a calculation formula g which uses as variables the shape dimensions of the crack 27 and a residual stress σ of the in-core structure and is corresponding to the model; a neutron irradiation dose update unit 15 for updating at a tip end part of the crack a neutron irradiation dose Φ derived on the basis of a distribution of neutron fluxes and an irradiation time in the in-core structure; a crack developing speed operation unit 18 for deriving a crack developing speed (Δa/Δt) on the basis of the stress intensity factor K and the neutron irradiation dose Φ; and a crack development amount deriving unit 19 for deriving a crack development amount Δa in an elapsed time on the basis of the crack developing speed (Δa/Δt).
摘要翻译：要解决的问题：提供一种能够通过掌握反应堆的核心结构中的中子流的分布并精确地模拟实际机器中的裂纹展开行为来提高寿命预测精度的技术。解决方案：一种装置 10包括：条件设定单元11，用于设置存在于芯内结构中的形状尺寸（长度c，深度a）和裂纹27的模型的条件; 应力强度因子更新单元12，用于更新从计算公式g导出的应力强度因子K，该计算公式g用作裂纹27的形状尺寸和残余应力的变量; 的核心结构，对应于模型; 中子照射剂量更新单元15，用于在裂纹的末端部分更新基于中子结构的中子分布和辐射时间导出的中子辐射剂量Φ; 基于应力强度因子K和中子照射剂量Φ导出裂纹展开速度（＆Dgr; a /＆Dgr; t）的裂纹显影速度运算单元18; 以及裂纹展开量导出单元19，用于基于裂纹显影速度（＆Dgr; a /＆Dgr; t）导出经过时间的裂纹扩展量＆Dgr; a。

3. 发明专利

JP2013145208A Reactor pressure vessel cooling apparatus and nuclear reactor 审中-公开
标题翻译：反应器压力容器冷却装置和核反应堆
公开(公告)号：JP2013145208A
公开(公告)日：2013-07-25
申请号：JP2012006397
申请日：2012-01-16
申请人： Toshiba Corp , 株式会社東芝
发明人： OGAWA TAKUYA , ITAYA MASAO , MORI ATSUSHI , TAKAHASHI JUNSUKE , URANISHI ATSUYOSHI
IPC分类号： G21C15/18 , G21C15/12
CPC分类号： Y02E30/40
摘要： PROBLEM TO BE SOLVED: To provide a reactor pressure vessel cooling apparatus for quickly cooling a reactor pressure vessel from an outside with a small amount of cooling water, and a nuclear reactor.SOLUTION: The reactor pressure vessel cooling apparatus according to this invention includes: a vessel-shaped cooling water pool outside a furnace for covering from the lowermost part of a reactor pressure vessel furnace bottom part up to a prescribed height with a prescribed interval held and with a control rod drive mechanism going through in a reactor cooling apparatus provided in a nuclear reactor with the control rod drive mechanism provided on the reactor pressure vessel furnace bottom part; and a cooling water pouring system pipe, one end of which is connected to a cooling water source and the other end of which is inserted into a space between the cooling water pool outside the furnace and the furnace bottom part.
摘要翻译：要解决的问题：提供一种用少量冷却水和核反应堆从外部快速冷却反应堆压力容器的反应堆压力容器冷却装置。解决方案：根据本发明的反应堆压力容器冷却装置包括：在炉外部的容器形冷却水池，用于从反应堆压力容器炉底部的最下部覆盖规定的间隔保持规定的间隔，并且控制杆驱动机构在设置在在反应堆压力容器炉底部设有控制棒驱动机构的核反应堆; 冷却水浇注系统管，其一端连接到冷却水源，另一端插入炉外的冷却水池与炉底部之间的空间。

4. 发明专利

JP2014055836A Stress calculation device, stress calculation method and program 审中-公开
标题翻译：应力计算装置，应力计算方法和程序
公开(公告)号：JP2014055836A
公开(公告)日：2014-03-27
申请号：JP2012200438
申请日：2012-09-12
申请人： Toshiba Corp , 株式会社東芝
发明人： ITAYA MASAO , OGAWA TAKUYA , MIHASHI TADAHIRO , YAMAOKA TETSUSHI
IPC分类号： G01L1/00
摘要： PROBLEM TO BE SOLVED: To provide a stress calculation device etc. capable of accurately and easily obtaining stress.SOLUTION: In the stress calculation device of the embodiment, a proportion storage part 12 stores therein a plurality of proportions of stress which are generated at evaluation points of a plurality of partial element models different in shape of a structure in accordance with an external force caused to act on boundaries of the partial element models. A boundary force calculation part 21 calculates, as boundary forces, loads generated in portions located on boundaries of the partial element models in an entire model of the structure. A coefficient calculation part 22 obtains, as a coefficient, a proportion corresponding to the structure using the plurality of proportions stored in the proportion storage part 12. An evaluation point stress calculation part 23 integrates the boundary forces obtained by the boundary force calculation part 21 and the coefficient obtained by the coefficient calculation part 22 to calculate stress generated at evaluation points of the structure.
摘要翻译：要解决的问题：提供能够准确且容易地获得应力的应力计算装置等。解决方案：在本实施方式的应力计算装置中，比例容纳部12存储在评价中产生的多个应力比例根据导致作用于部分元素模型的边界的外力，结构形状不同的多个部分元素模型的点。边界力计算部分21在结构的整个模型中计算作为边界力产生的位于部分元素模型的边界上的部分。系数计算部22使用存储在比例存储部12中的多个比例，求出与结构对应的比例作为系数。评价点应力计算部23将边界力计算部21获得的边界力与由系数计算部分22获得的系数来计算在结构的评估点处产生的应力。

5. 发明专利

JP2011206888A Device and method for magnetic peening 审中-公开
标题翻译：用于磁性接合的装置和方法
公开(公告)号：JP2011206888A
公开(公告)日：2011-10-20
申请号：JP2010077524
申请日：2010-03-30
申请人： Toshiba Corp , 株式会社東芝
发明人： ITAYA MASAO , OGAWA TAKUYA , SAITO TOSHIYUKI , DOBASHI KENTARO , NARASAKI CHIHIRO
IPC分类号： B24C1/10 , B24C3/32 , B24C7/00 , B24C11/00 , G21D1/00
CPC分类号： C21D7/06
摘要： PROBLEM TO BE SOLVED: To provide a magnetic peening device and a magnetic peening method in which stress corrosion cracking (SCC) is prevented from occurring by improving a stress condition of an inner surface of a pipe made of a nonmagnetic material.SOLUTION: The magnetic peening device 10 includes a steel ball 20 provided inside the pipe 1 of the nonmagnetic material, electromagnets 11 arranged around the outer periphery of the pipe 1, generating a magnetic force with power supply and attracting the steel ball 20 to hit a position on an inner surface of the pipe 1 corresponding to a position of a powered electromagnet with the steel ball 20, a power source 12 for supplying power to the electromagnet when electrically connected with the electromagnet, a relay switch 13 for switching electrical connection between the each electromagnet and the power source 12, a control unit 14 for controlling the relay switch 13 to electrically connect the power source 12 with part of the electromagnets 11, and switching the electromagnet to be electrically connected with the power source 12 in prescribed order. The control unit 14 controls the relay switch 13 to switch the electromagnet to be powered in the prescribed order, which moves the position hit with the steel ball 20 on the inner surface of the pipe 1.
摘要翻译：要解决的问题：提供一种通过改善由非磁性材料制成的管的内表面的应力条件来防止发生应力腐蚀开裂（SCC）的磁性喷丸装置和磁性喷丸处理方法。解决方案：磁性喷丸装置10包括设置在非磁性材料的管1内的钢球20，围绕管1的外周布置的电磁体11，通过电源产生磁力并吸引钢球20击中内侧的位置对应于钢球20的动力电磁铁的位置的管道1的表面，用于在与电磁体电连接时向电磁体供电的电源12，用于切换每个电磁体与电磁体之间的电连接的继电器开关13 电源12，控制单元14，用于控制继电器开关13将电源12与电磁场的一部分电连接 ts 11，并且以规定的顺序切换要与电源12电连接的电磁体。控制单元14控制继电器开关13，以规定的顺序切换要供电的电磁体，该电磁铁将钢球20的位置移动到管1的内表面。

6. 发明专利

JP2011027493A Apparatus, method and program for destructive evaluation of piping 审中-公开
标题翻译：管道破坏性评估的装置，方法和程序
公开(公告)号：JP2011027493A
公开(公告)日：2011-02-10
申请号：JP2009171961
申请日：2009-07-23
申请人： Toshiba Corp , 株式会社東芝
发明人： ITAYA MASAO , OGAWA TAKUYA , SAITO TOSHIYUKI , NARASAKI CHIHIRO
IPC分类号： G01N3/20
摘要： PROBLEM TO BE SOLVED: To provide a realistic and rational technique for destructive evaluation of piping, by excluding excess conservativeness when evaluating the soundness of piping.
SOLUTION: A piping destructive evaluation apparatus includes a setter 24 for setting any cross-section to be evaluated, a setter 26 for setting a crack region present in the cross-section, a setter 28 for setting a neutral axis to a bending moment acting on the piping, an alteration part 29 for altering the orientation of the neutral axis, a computation part 30 for computing a fracture mechanics parameter along the front edge of the crack when a bending moment corresponding to the neutral axis acts, a detection unit 32 for detecting a local maximum value of a distribution curve of the fracture mechanics parameter, a selection part 33 for selecting a neutral axis for evaluation in which the local maximum value can take a maximum value, and an evaluation part 33 for evaluating fracture due to the action of the bending moment corresponding to the neutral axis for evaluation.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种现实合理的管道破坏性评估技术，通过在评估管道的稳定性时排除过剩的保守性。解决方案：管道破坏性评估装置包括用于设定要评估的横截面的安装器24，用于设定横截面中存在的裂纹区域的设定器26，用于将中性轴设定为弯曲的设定器28 作用在管道上的力矩，用于改变中性轴线方向的改变部分29，用于当与中性轴对应的弯矩作用时计算沿裂纹前缘的断裂力学参数的计算部分30;检测单元 32，用于检测断裂力学参数的分布曲线的局部最大值;选择部分33，用于选择局部最大值可以获得最大值的评估中性轴;以及评估部33，用于评估由于对应于中性轴的弯矩的作用用于评估。版权所有（C）2011，JPO＆INPIT

7. 发明专利

JP2010027180A Method for optimizing area of switching synchronization component compression control, and magnetic disc device 审中-公开
标题翻译：用于优化开关同步组件压缩控制和磁盘设备的方法
公开(公告)号：JP2010027180A
公开(公告)日：2010-02-04
申请号：JP2008190790
申请日：2008-07-24
申请人： Toshiba Corp , 株式会社東芝
发明人： MATSUNAGA TOSHITAKA , MOGI YASUO , OGAWA TAKUYA
IPC分类号： G11B21/10
摘要： PROBLEM TO BE SOLVED: To provide a method for optimizing an area of switching synchronization component compression control, which can reduce correction errors between entire tracks in the same area, on the basis of a DC offset current value, if the number of areas of switching synchronization component compression control is fixed; and to provide a magnetic disc device. SOLUTION: The method for optimizing an area of switching synchronization component compression control corrects a positional error component in synchronization with the rotation of a disc, and includes a step of setting an area of switching synchronization component compression control whose number of area is fixed on the basis of the DC offset current value. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于优化切换同步分量压缩控制的面积的方法，其可以基于DC偏移电流值减少相同区域中的整个轨道之间的校正误差，如果数量切换同步部件压缩控制的区域是固定的; 并提供磁盘装置。解决方案：用于优化切换同步分量压缩控制的区域的方法与盘的旋转同步地校正位置误差分量，并且包括以下步骤：设置面积数量的切换同步分量压缩控制的面积基于DC偏移电流值固定。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2009151866A Magnetic disk unit, electronic appliance using magnetic disk unit, and head load/unloading method 审中-公开
标题翻译：磁盘单元，使用磁盘单元的电子设备和头部装载/卸载方法
公开(公告)号：JP2009151866A
公开(公告)日：2009-07-09
申请号：JP2007328526
申请日：2007-12-20
申请人： Toshiba Corp , 株式会社東芝
发明人： OGAWA TAKUYA
IPC分类号： G11B21/12
摘要： PROBLEM TO BE SOLVED: To enable quick unload of a head from a disk surface when unloading the head urgently.
SOLUTION: The magnetic disk unit comprises the head 12, a head actuator 15, a back electromotive voltage detector 170 for detecting a back electromotive voltage which is generated when a VCM 14 moves, and a control unit 25 for storing a first conversion factor which shows a relation between the first detected back electromotive voltage and a moving speed of the head 12 into a RAM 27 when starting load of the head 12 while storing a second conversion factor which shows a relation between the second detected electromotive voltage and the moving speed of the head 12 into the RAM 27 when starting unload of the head 12, and calculating a change of resistance of the VCM 14 from a difference between the second conversion factor and the first conversion factor to correct the second back electromotive voltage in the RAM 27 according to the calculated change of the resistance of the VCM 14 and control a speed of unloading the head 12 by the second corrected back electromotive voltage.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：当卸下头部时，可以从磁盘表面快速卸载磁头。解决方案：磁盘单元包括头12，头致动器15，用于检测VCM14移动时产生的反电动势电压的反电动势电压检测器170以及用于存储第一转换的控制单元25 该因子表示当开始头12的负载时第一检测到的反电动势电压和磁头12移动到RAM27中的移动速度之间的关系，同时存储第二转换因子，该第二转换因子表示第二检测电动势和移动当开始头部12的卸载时，头部12进入RAM27的速度，以及从第二转换因子和第一转换因子之间的差计算VCM14的电阻变化，以校正RAM中的第二反向电动势 27，根据计算出的VCM14的电阻的变化，并控制通过第二校正反电动势电压卸载头部12的速度。版权所有（C）2009，JPO＆INPIT

9. 发明专利

JP2012000618A Welding method 审中-公开
标题翻译：焊接方法
公开(公告)号：JP2012000618A
公开(公告)日：2012-01-05
申请号：JP2010135090
申请日：2010-06-14
申请人： Toshiba Corp , 株式会社東芝
发明人： ITAYA MASAO , OGAWA TAKUYA , SAITO TOSHIYUKI , DOBASHI KENTARO , NARASAKI CHIHIRO , SUMIYA RIE
IPC分类号： B23K9/12 , B23K9/00 , B23K9/167 , B23K26/20
摘要： PROBLEM TO BE SOLVED: To provide a welding method that controls a generation or development of a stress corrosion cracking (SCC) and also prevents a weld cracking, in a simple manner.SOLUTION: In the welding method, a steel stock 1 is arc-welded by using a welding rod 2 formed of a nickel base alloy and a welding torch 5, wherein the welding rod 2 is rotated at high speed and fed in a welding pool 3 that is melted by an arc 6. Since a deposited metal 4 formed in the process is agitated by the rotation of the welding rod 2 until just before the solidification, the crystalline structure direction thereof is prevented from being oriented in one direction, thereby forming a solidification structure having a randomness in the deposited metal.
摘要翻译：要解决的问题：提供一种控制应力腐蚀开裂（SCC）的产生或发展的焊接方法，并且也以简单的方式防止焊接裂纹。解决方案：在焊接方法中，钢坯1通过使用由镍基合金形成的焊条2和焊炬5进行电弧焊接，其中焊条2高速旋转并进给由电弧熔化的焊池3.由于在该工序中形成的沉积金属4通过焊条2的旋转直到刚好凝固之前被搅动，因此防止其晶体结构方向在一个方向上取向，从而形成在沉积的金属中具有随机性的凝固结构。版权所有（C）2012，JPO＆INPIT

10. 发明专利

JP2011038778A Destructive evaluation device, method and program of member 审中-公开
标题翻译：破坏性评估装置，方法和会员方案
公开(公告)号：JP2011038778A
公开(公告)日：2011-02-24
申请号：JP2009183400
申请日：2009-08-06
申请人： Toshiba Corp , 株式会社東芝
发明人： ITAYA MASAO , OGAWA TAKUYA , SAITO TOSHIYUKI , DOBASHI KENTARO , NARASAKI CHIHIRO
IPC分类号： G01N3/00
摘要： PROBLEM TO BE SOLVED: To provide a destructive evaluation technology of high reliability and that can conservatively evaluate the fracture strength of a member with a crack.
SOLUTION: The destructive evaluation device of a member includes an update part 61 for virtually setting a progressing crack and updating the crack with gradually enlarging the crack; a calculation part 42 for calculating an ultimate load to cause plastic collapse of the member; a first comparison part 43 for comparing the ultimate load with a load to determine danger or safe, with respect to possibility of the plastic collapse; a function part 63 outputting a J-integration corresponding to the updated progressing crack; an inverse calculation part 52 for inverse-calculating a corresponding destructive load by substituting the output J-integration; a second comparison part 53 comparing a maximal value among the inverse-calculated destructive loads with the load; and a result output part 64 for authorizing acceptance, when the first comparison part 43, as well as, the second comparison part 53 determine as being safe.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供高可靠性的破坏性评估技术，并且可以保守评估具有裂纹的构件的断裂强度。解决方案：构件的破坏性评估装置包括：用于实际设定进行中的裂纹的更新部61，并且逐渐扩大裂缝来更新裂缝; 计算部件42，用于计算引起部件塑性倒塌的极限载荷; 第一比较部分43，用于将极限载荷与负载进行比较以确定危险或安全;关于塑性破裂的可能性; 输出对应于更新的进行裂纹的J积分的函数部63; 逆计算部52，用于通过代入输出J积分反相计算相应的破坏性负载; 第二比较部分53将逆计算的破坏性载荷中的最大值与载荷进行比较; 以及当第一比较部分43以及第二比较部分53确定为安全时，用于授权接受的结果输出部分64。版权所有（C）2011，JPO＆INPIT

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