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    • 5. 发明专利
    • Internal pressure test apparatus and the internal pressure test method
    • JP5327817B2
    • 2013-10-30
    • JP2011108056
    • 2011-05-13
    • 株式会社日本製鋼所
    • 良次 石垣洋流 和田貴一 安孫子
    • G01N3/10G01N29/04G01N29/14
    • PROBLEM TO BE SOLVED: To enable characteristic evaluation due to internal pressure, in particular, pressure fluctuation of a body to be tested with high accuracy. SOLUTION: An internal pressure testing device includes: a cylindrical body to be tested 10 formed in air tightness; a pressure adjusting cylindrical body 20 arranged inside the cylindrical body to be tested 10 and having one end side in a cylindrical direction opened so as to communicate with a space in the cylindrical body to be tested and the other end side enclosed; a pressure adjustment piston 22 capable of reciprocating along a cylindrical direction in the pressure adjusting cylindrical body 20; a gas injection part (hydrogen pipe 30, hydrogen path 31) provided in the cylindrical body to be tested 10 so as to communicate with the space in the cylindrical body to be tested 10; and a sound wave sensor (AE sensor 40-1 to 40-8) for detecting a propagation sound wave in the cylindrical body to be tested, can set or change internal pressure loaded to the cylindrical body to be tested by the reciprocation of the pressure adjustment piston, and can perform an internal pressure test with high accuracy by giving exact pressure or pressure fluctuation to the cylindrical body to be tested. COPYRIGHT: (C)2013,JPO&INPIT
    • 7. 发明专利
    • Plant water stress evaluation device and method
    • 植物水分胁迫评估装置及方法
    • JP2012137354A
    • 2012-07-19
    • JP2010289282
    • 2010-12-27
    • Ehime Prefecture愛媛県
    • SENBA HIROMASAANZAI AKIHIRO
    • G01N33/48A01G7/00G01N3/10G01N33/483
    • PROBLEM TO BE SOLVED: To provide a water stress evaluation device capable of appropriately evaluating water stress on a plant with an inexpensive and a simple configuration.SOLUTION: A water stress evaluation device 10 comprises: an elastic body 12 which is twisted around a stalk 5 of a plant 1; a strain measuring sensor 11 which has a strain gauge 15 fixed to the elastic body 12; a data logger 25 which measures and records a strain value [με] showing an amount of a strain based on an output signal of the strain measuring sensor 11; and a PC 30 connected to the data logger 25. The water stress evaluation device 10 evaluates a water stress on the plant 1 by indirectly measuring the strain in a circumferential direction of the stalk 5 through the elastic body 12.
    • 要解决的问题:提供一种能够以廉价且简单的结构适当地评估工厂的水分压力的水分胁迫评价装置。 解决方案:水分胁迫评估装置10包括:围绕植物1的茎5绞合的弹性体12; 应变测量传感器11,其具有固定在弹性体12上的应变仪15; 测量并记录基于应变测量传感器11的输出信号的应变量的应变值[με]的数据记录器25; 和连接到数据记录器25的PC30。水分胁迫评价装置10通过间接地通过弹性体12测量茎5的周向的应变来评价植物1上的水分胁迫。 C)2012,JPO&INPIT
    • 8. 发明专利
    • Crack generating device
    • 裂缝发生装置
    • JP2011237300A
    • 2011-11-24
    • JP2010109433
    • 2010-05-11
    • Maeda CorpSoctec Co Ltd前田建設工業株式会社有限会社ソクテック
    • ONIMARU KAZUHIKOKANZAKI SHINICHI
    • G01N3/00C04B16/06C04B28/02E01D22/00G01N3/10
    • PROBLEM TO BE SOLVED: To provide a technology with which testing to break off concrete pieces can be performed more accurately than before by hitting a test piece to cause damage and a technology for easily generating cracks in the test piece in advance.SOLUTION: A crack generating device for generating cracks in a concrete test piece having a plurality of holes formed therein in advance includes: a deformation part which can be freely inserted into the plurality of the holes of the concrete test piece, can change its shape while being inserted into the plurality of the holes, and thus can generate cracks in the concrete test piece; and a pressuring part which can deform the deformation part by applying a prescribed force thereto.
    • 要解决的问题:提供一种技术,其中可以比以前更精确地执行测试来破坏混凝土件,通过击打试件造成损坏,并提前在试件中容易产生裂纹的技术。 解决方案:一种用于在预先形成有多个孔的混凝土试件中产生裂纹的裂纹产生装置包括:能够自由地插入到混凝土试件的多个孔中的变形部,可以改变 其形状同时被插入到多个孔中,因此可能在混凝土试件中产生裂纹; 以及通过对其施加规定的力使变形部变形的加压部。 版权所有(C)2012,JPO&INPIT
    • 10. 发明专利
    • Seal mechanism of fuel cladding tube
    • 燃油密封管密封机构
    • JP2011153857A
    • 2011-08-11
    • JP2010014322
    • 2010-01-26
    • Global Nuclear Fuel-Japan Co LtdNippon Nuclear Fuel Dev Co Ltd日本核燃料開発株式会社株式会社グローバル・ニュークリア・フュエル・ジャパン
    • NAKATSUKA MASAFUMISAKAMOTO HIROSHIHIGUCHI TORU
    • G21C17/06G01N3/10G21C3/06
    • Y02E30/40
    • PROBLEM TO BE SOLVED: To provide a seal mechanism which makes seal mechanisms at both ends of a fuel cladding tube have wide gaps so as to be remotely controlled when attaching the fuel cladding tube to a testing machine by remote control, and capable of closing the gaps and allows the slide of the fuel cladding tube on a sealing surface at the time of a high-temperature and a high-pressure test.
      SOLUTION: The seal mechanism of the fuel cladding tube 11 has end plugs 15 and 21 arranged at both the ends of the fuel cladding tube 11, introduces a pressuring medium into the fuel cladding tube 11 via an inlet hole 13 formed at one end plug 21, and conducts a mechanical characteristic test on the fuel cladding tube 11 where a cross section having a predetermined gap G formed between the fuel cladding tube 11 and itself is composed of a backup ring 16 formed of a bent, hard, and plastic material, and a soft O-ring 14 arranged adjacent to the backup ring 16 before the mechanical characteristic test, and the gap G is closed by the deformation of the backup ring 16 at the time of the mechanical characteristic test.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种密封机构,其使得在燃料包层管的两端处的密封机构具有宽的间隙,以便在通过遥控器将燃料包层管附接到测试机时被远程控制,并且能够 关闭间隙,并且允许在高温和高压试验时将燃料包层管滑动到密封表面上。 解决方案:燃料包层管11的密封机构具有布置在燃料包层11的两端的端塞15和21,通过形成在一个的入口孔13将加压介质引入燃料包层管11中 并且在燃料包层管11上进行机械特性试验,其中在燃料包层管11和本身之间形成有预定间隙G的横截面由弯曲硬质塑料形成的支撑环16构成 材料和在机械特性测试之前邻近支撑环16设置的软O形环14,并且间隙G在机械特性测试时由于备用环16的变形而闭合。 版权所有(C)2011,JPO&INPIT