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1. 发明专利

JP2000329749A ULTRASONIC FLAW DETECTOR AND ULTRASONIC FLAW DETECTING METHOD 失效
公开(公告)号：JP2000329749A
公开(公告)日：2000-11-30
申请号：JP13691399
申请日：1999-05-18
申请人： TOKYO ELECTRIC POWER CO , TOSHIBA CORP
发明人： KUROKI MASAHIKO , IIDA HIDEO , MORIMOTO SHIGEO , HARADA SHIGERU , ISHII BUNJI
IPC分类号： G01N29/04 , G01N29/28
摘要： PROBLEM TO BE SOLVED: To provide an ultrasonic flaw detector markedly enhanced in the efficiency in scanning inclusive of attendant work and capable of well holding detection accuracy. SOLUTION: An ultrasonic flaw detector is equipped with first and second probe holders 11a, 11b arranged to both side surfaces of a rotor wheel 2 in opposed relationship. The first probe holder 11a has two ultrasonic probes 12a, 12b coming into contact with one surface of the rotor wheel 2 to detect a flaw and further has brushes 3 coated with a contact medium and a spatula 14 removing the contact medium in combination with two ultrasonic probes 12a, 12b. The brushes 13 and the spatula 14 are arranged on the same circumference of a circle as two ultrasonic probes 12a, 12b and, during scanning, the contact medium is applied to the brushes 13 at first and wipen off later by the spatula 14.

2. 发明专利

JPH11264813A ULTRASONIC FLAW DETECTING DEVICE AND METHOD THEREFOR 失效
公开(公告)号：JPH11264813A
公开(公告)日：1999-09-28
申请号：JP8827398
申请日：1998-03-18
申请人： TOKYO ELECTRIC POWER CO , TOSHIBA CORP
发明人： KUROKI MASAHIKO , IYOGI TAKESHI , FUJII AKIRA , MORIMOTO SHIGEO , ISHII BUNJI , HARADA SHIGERU
IPC分类号： G01N29/04 , G01N29/26 , G01N29/10
摘要： PROBLEM TO BE SOLVED: To make improbable the efficiency in scanning, make maintainable satisfactory detection sensitivity, and make establishable optimal arrangement conditions in a short time. SOLUTION: The first probe supporting device 12a and the second probe supporting device 12b support two ultrasonic probes 11a and 11b brought into contact with and placed at both sides of a rotor wheel 2. The first and second probe supporting devices 12a and 12b are arranged interposing the rotor wheel 2 between them and accurately opposed to each other. In addition, the first and second probe supporting devices 12a and 12b are linked with each other by a link mechanism 13 at locations above blades 3 for interlocking the motions of the ultrasonic probes 11a and 11b during scanning by the ultrasonic probes 11a and 11b.

3. 发明专利

JP2004234536A Maintenance management schedule supporting method and device of plant equipment 有权
公开(公告)号：JP2004234536A
公开(公告)日：2004-08-19
申请号：JP2003024798
申请日：2003-01-31
申请人： Toshiba Corp , 株式会社東芝
发明人： FUJIYAMA KAZUNARI , SAITO KAZUHIRO , AKIKUNI YASUNARI , OKAZAKI MITSUYOSHI , KAWAMOTO SHINJI , KICHISE HITOSHI , KODAMA HIROTSUGU , FUJIWARA TOSHIHIRO , MINOWA MASANORI , KAWABATA TARO , HARADA SHIGERU , ASAZU SEIICHI
IPC分类号： G05B23/02 , G06Q50/00 , G06Q50/10 , G06F17/60
摘要： PROBLEM TO BE SOLVED: To provide a method and a device capable of planning an optimum maintenance management schedule from the aspect of profitability and easily executing various money processings relating to maintenance management. SOLUTION: The maintenance management schedule supporting device and method of plant equipment comprises: a plant development display / operation means 1 capable of displaying the development state of plant components, an event tree development for fault events and measures of the respective components and maintenance management information for the components on a display and changing the development state of the components and the event tree development by operations; a storage means 3 for storing a fault history, an operation history and profitability data corresponding to the components and the fault events; and respective means which are an event tree generation means 4, an event attribute setting means 5, a fault probability calculation means 6, a risk calculation means 7, a profitability calculation means 8, a maintenance management schedule preparation means 9 and an information control means 2 for performing various kinds of processings on the basis of the output of the plant development display / operation means and the stored data of the storage means. COPYRIGHT: (C)2004,JPO&NCIPI

4. 发明专利

JP2003344313A Method and apparatus for nondestructive inspection of flexible hose 审中-公开
标题翻译：柔性软管无损检测方法与装置
公开(公告)号：JP2003344313A
公开(公告)日：2003-12-03
申请号：JP2002149689
申请日：2002-05-23
申请人： Toshiba Corp , 株式会社東芝
发明人： ASAKURA DAISUKE , UEKI TATSUYA , HARADA SHIGERU
IPC分类号： G01N23/04 , G21C17/003
摘要： PROBLEM TO BE SOLVED: To provide a nondestructive inspection method by which a flexible hose of a multiple structure is nondestructively inspected by using radiation rays, and in which the soundness of the flexible hose is nondestructively evaluated stably so as to be able to carry out planning maintenance, and to provide a nondestructive inspection apparatus. SOLUTION: In the nondestructive inspection apparatus 10 for the flexible hose, the flexible hose 11 of the multiple structure in which the outer side of a bellows 22 is coated with a braid coating layer 23 is used as an object. The inspection apparatus 10 is provided with a radiation source 18 such as an X-ray tube or the like, and a radiation image imaging means 13 used to image a radiation image of the flexible hose 11 by the radiation rays for irradiating the flexible hose 11 from the radiation source 18. The radiation image imaged with the imaging means 13 is processed, and the surface state of the bellows 22 on the inner side of the flexible hose 11 is nondestructively inspected. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种非破坏性检查方法，通过该方法通过使用辐射线非破坏性地检查多重结构的柔性软管，并且其中柔性软管的健全性被稳定地非破坏性地评估，以便能够进行规划维护，并提供无损检测仪器。解决方案：在用于柔性软管的非破坏性检查装置10中，将波纹管22的外侧涂覆有编织层23的多重结构的柔性软管11用作对象。检查装置10设置有诸如X射线管等的辐射源18和用于通过用于照射柔性软管11的辐射线对柔性软管11的放射线图像成像的放射线图像成像装置13 对成像装置13成像的放射线图像进行处理，并且对软管11内侧的波纹管22的表面状态进行非破坏性检查。版权所有（C）2004，JPO

5. 发明专利

JP2003303243A Method and device for life diagnosis and maintenance management of plant equipment 有权
标题翻译：生命诊断和设备维护管理的方法和设备
公开(公告)号：JP2003303243A
公开(公告)日：2003-10-24
申请号：JP2002106705
申请日：2002-04-09
申请人： Toshiba Corp , 株式会社東芝
发明人： FUJIYAMA KAZUNARI , FUJIWARA TOSHIHIRO , SAITO KAZUHIRO , HIRASAWA TAIJI , NAGAI SATOSHI , KICHISE HITOSHI , OKAZAKI MITSUYOSHI , KODAMA HIROTSUGU , ASAZU SEIICHI , MINOWA MASANORI , IWAHASHI TAKAYUKI , HARADA SHIGERU , SUDO MAMORU , ISHII BUNJI
IPC分类号： G05B23/02 , G06Q50/00 , G06Q50/10 , G06F17/60
CPC分类号： G06Q10/06
摘要： PROBLEM TO BE SOLVED: To obtain a method and device that objectively and quantitatively determines the optimum maintenance management timing, by predicting damage, lowering of performance and timing of function stop in each equipment constituting a plant, and by collecting all of trouble events considerable accompanying them to evaluate the cost on a risk base. SOLUTION: Information inspection, diagnosis, repairing and operation history of equipment constituting the plant is input to an input means 1, troubles estimated in an equipment material are tree-developed by a trouble related developing means 2, and an unreliable degree as to a first item in trouble related development is predicted in a stochastic life evaluation means 4. The unreliable degree between the respective items is calculated by a trouble function calculating means 5 based on a trouble function, the each unreliable degree is multiplied by an expense required for restoring the event to be added together according to the trouble related development, so as to calculate total estimated cost for the trouble restoration, and a preventive maintenance countermeasure expense for preventing the trouble event is comparison-judged with the total estimated cost for the trouble restoration in an operation and maintenance management determining means 8 to determine an operation and maintenance management method. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：通过预测构成设备的每个设备中的损坏，性能降低和功能停止的定时以及通过收集所有麻烦来获得客观和定量地确定最佳维护管理时间的方法和装置事件相当的陪同他们评估风险基础的成本。解决方案：将构成设备的设备的信息检查，诊断，修理和运行历史输入到输入装置1，由故障相关的显影装置2树形显示的设备材料估计的麻烦和不可靠的程度在随机生活评估装置4中预测出与故障相关发展中的第一项。各项之间的不可靠度由故障功能计算装置5基于故障功能计算，每个不可靠度乘以所需费用根据故障相关的发展恢复加入到一起的事件，以计算故障恢复的总估计成本，并且用于预防故障事件的预防性维护对策费用与故障的总估计成本进行比较判断在操作和维护管理确定装置8中恢复以确定操作和主要承诺管理方法。版权所有（C）2004，JPO

6. 发明专利

JP2003303014A Maintenance management method for plant equipment and device 审中-公开
标题翻译：植物设备和设备的维护管理方法
公开(公告)号：JP2003303014A
公开(公告)日：2003-10-24
申请号：JP2002106666
申请日：2002-04-09
申请人： Toshiba Corp , 株式会社東芝
发明人： FUJIYAMA KAZUNARI , FUJIWARA TOSHIHIRO , SAITO KAZUHIRO , HIRASAWA TAIJI , NAGAI SATOSHI , KICHISE HITOSHI , OKAZAKI MITSUYOSHI , KODAMA HIROTSUGU , ASAZU SEIICHI , MINOWA MASANORI , IWAHASHI TAKAYUKI , HARADA SHIGERU , SUDO MAMORU , ISHII BUNJI
IPC分类号： G06Q50/00 , G05B23/02 , G06Q50/10 , G06F17/60
CPC分类号： G06Q10/06
摘要： PROBLEM TO BE SOLVED: To obtain a method and a device for determining objectively and quantitatively optimum maintenance time by cost assessment on a risk basis in extracting failure of equipment composing a plant and failure phenomena conceivably associated therewith or monitoring the minimum items online. SOLUTION: The device is provided with a means 1 for inputting the inspection information and the operation history information, a failure link deployment means 2 for deploying conceivable failures from the inspection phenomena into a tree, a failure function calculation means 4 for calculating degrees of unreliability between respective items in the failure link deployment, a failure recovery estimated cumulative cost calculation means 6 which multiplies respective unreliability degrees by expenses necessary for recovery of the phenomena and adds up the results in accordance with the failure link deployment, a preventive maintenance total cost calculation means 7 for calculating the expense for preventive maintenance measures to prevent the failure phenomena, and a maintenance determination means 8 which compares and determines the entire cost for preventive maintenance and the failure recovery estimated cumulative cost, and determines the maintenance time and the method. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：获得一种方法和装置，用于通过成本评估在风险的基础上确定客观和定量最佳的维护时间，以提取构成设备的设备的故障以及可能与之相关联的故障现象或在线监控最小项目。解决方案：装置设有用于输入检查信息和操作历史信息的装置1，用于将可检测故障从检查现象部署到树中的故障链路部署装置2，用于计算检查信息的故障功能计算装置4 故障链路部署中的各个项目之间的不可靠程度，故障恢复估计累积成本计算装置6，其根据故障链路部署，故障链路部署，预防性维护，总成本计算装置7，用于计算防止故障现象的预防性维护措施的费用;以及维护确定装置8，其比较和确定预防性维护和故障恢复估计累积成本的整体成本，并且确定维护时间和方法。版权所有（C）2004，JPO

7. 发明专利

JPH1163963A ULTRASONIC WAVE PROBE HOLDER 失效
公开(公告)号：JPH1163963A
公开(公告)日：1999-03-05
申请号：JP23051097
申请日：1997-08-13
申请人： TOSHIBA CORP
发明人： HARADA SHIGERU , TAKEDA KAZUHIRO
IPC分类号： G01B17/00 , G01N29/24
摘要： PROBLEM TO BE SOLVED: To prevent occurrence of abrasion to a degree that measurement is misled on a vibrator face of an ultrasonic wave probe, and further attach the ultrasonic wave probe to an end face of a bolt to be measured by holding accurately a vertical position. SOLUTION: An ultrasonic wave probe 3 is provided so as to come into contact with a hollow bolt 1. A support plate 5 is provided holding a separation distance relative to the hollow bolt 1 on a back side of the ultrasonic wave probe 3. There is provided a probe presser 6 by piercing the support plate 5 and abutting an upper end on the ultrasonic wave probe 3. The ultrasonic wave probe 3 is pressed to an end face of the hollow bolt 1 by a spring 7. Further, a pair of two magnets 10 composed of a permanent magnet is provided. The magnet 10 comes into contact with the end face 2 of the hollow bolt 1 and the lower face comes into contact with a prop 11 supporting the magnet 10 from downwardly.

8. 发明专利

JPH05107483A VISUAL INSPECTION DEVICE 失效
公开(公告)号：JPH05107483A
公开(公告)日：1993-04-30
申请号：JP26646591
申请日：1991-10-15
申请人： TOSHIBA CORP
发明人： HARADA SHIGERU
IPC分类号： G01N21/88 , G01N21/954 , G02B23/24
摘要： PURPOSE:To display an observed image of a body to be inspected on a monitor screen. CONSTITUTION:An image pick-up device 2 is stored in a tube body 1 in a side wall of which an window hole 4 for observing a body to be inspected is formed, and a reflection mirror 5 which reflects an image of the body to be inspected incident through the window hole 4 to a position opposed to the window hole 4 in the tube body 1 on an image pick-up device 2 so that it is provided with a clearance from the inner periphery surface of the tube body. Then a lighting device 7 is provided at the back of the reflection mirror 5 so that light is not incident directly onto the image pick-up device 2 and the body to be inspected.

9. 发明专利

JP2004094631A Operation support device for plant equipment 审中-公开
标题翻译：用于工厂设备的操作支持装置
公开(公告)号：JP2004094631A
公开(公告)日：2004-03-25
申请号：JP2002255278
申请日：2002-08-30
申请人： Toshiba Corp , 株式会社東芝
发明人： FUJIYAMA KAZUNARI , FUJIWARA TOSHIHIRO , SAITO KAZUHIRO , HIRASAWA TAIJI , NAGAI SATOSHI , KICHISE HITOSHI , OKAZAKI MITSUYOSHI , KODAMA HIROTSUGU , MINOWA MASANORI , IWAHASHI TAKAYUKI , AKIKUNI YASUNARI , ARIMURA MASAO , TAKAGI KENTARO , ASAZU SEIICHI , HARADA SHIGERU
IPC分类号： G05B19/418 , G05B23/02
CPC分类号： G05B23/0216 , G05B23/0248 , G05B23/0278 , G05B23/0281 , Y02P90/14 , Y02P90/26
摘要： PROBLEM TO BE SOLVED: To provide a device for forecasting risks and associated costs regarding damage, performance deterioration and breakdown of equipment comprising plant, and selecting and directing the optimum operation method by comparing gain from the operation with the risks and the associated costs.
SOLUTION: An operation support device for this plant equipment is constituted with an event simulation means 6 for calculating, based on a failure statistics database in which an event tree for the plant equipment and degree of unreliability on the failure phenomenon are associated and stored in advance, the degree of unreliability corresponding to parameter for the operation in accordance with the event tree for the plant equipment, a risk and associated cost calculation means 7 for calculating the risks and the associated costs with accumulated amount of the product of the degree of the unreliability and a recovery cost for the failure in accordance with the event tree, an operation method decision means 8 for deciding if conditions for the operation are appropriate from comparison between the risks and the associated costs and the gain to be projected from continuing the operation, and an operation method directive means 9 in which the operation method directs the designated conditions for the operation to the plant equipment in accordance with the operation method decided by a designated means.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种用于预测关于损坏，性能恶化和包括设备在内的设备故障的风险和相关成本的设备，并且通过将操作的收益与风险相关联并选择和指导最佳操作方法成本。解决方案：该工厂设备的操作支持装置由事件模拟装置6构成，该事件模拟装置6基于故障统计数据库来计算，其中工厂设备的事件树和故障现象的不可靠程度相关联，根据工厂设备的事件树，预先存储对应于操作的参数的不可靠程度，风险和相关成本计算装置7，用于计算风险的累积量和相关成本的积分量的不可靠性和根据事件树的故障的恢复成本;操作方法决定装置8，用于根据风险和相关成本之间的比较以及从继续执行的投资获得的收益来判定操作条件是否适合操作和操作方法指示装置9，其中操作方法指示指定的cond 根据指定方式决定的操作方法对工厂设备进行操作。版权所有（C）2004，JPO

10. 发明专利

JP2004094626A Plant equipment design support device 审中-公开
公开(公告)号：JP2004094626A
公开(公告)日：2004-03-25
申请号：JP2002255231
申请日：2002-08-30
申请人： Toshiba Corp , 株式会社東芝
发明人： FUJIYAMA KAZUNARI , FUJIWARA TOSHIHIRO , SAITO KAZUHIRO , HIRASAWA TAIJI , NAGAI SATOSHI , KICHISE HITOSHI , OKAZAKI MITSUYOSHI , KODAMA HIROTSUGU , MINOWA MASANORI , IWAHASHI TAKAYUKI , AKIKUNI YASUNARI , ARIMURA MASAO , TAKAGI KENTARO , ASAZU SEIICHI , HARADA SHIGERU
IPC分类号： G06F17/50
CPC分类号： Y02E60/76 , Y04S40/22
摘要： PROBLEM TO BE SOLVED: To provide a plant equipment design support device which reduces a life cycle cost while ensuring safety by selecting an optimum structure of equipment and materials considering the risk of failure in the equipment constituting a plant into consideration.
SOLUTION: The plant equipment design support system is provided with a design request input means 1 for plant-constituting equipment, a design parameter setting means 2, a failure probability database 4, an event simulation means 3, a risk cost computing means 5, a design conformity determination means 6, a design parameter alteration means 7, and a design instruction means 8 which carries out an event simulation again by feeding back the altered value of the design parameter to the event simulation means 3 when the design conformity determination means 6 determines that a design request is not satisfied, selects the optimum design parameter conforming to the design conditions in the design conformity determination means 6 and outputs the optimum design conditions based on the result of the selection.
COPYRIGHT: (C)2004,JPO

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