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    • 41. 发明专利
    • 検出器の気密性パッケージング
    • 气体包装检测器
    • JP2015011029A
    • 2015-01-19
    • JP2014126823
    • 2014-06-20
    • ゼネラル・エレクトリック・カンパニイGeneral Electric Co
    • BENJAMIN JOHN OLECHNOWICZ
    • G01N23/203
    • G01T3/008G01T3/00H01J47/12
    • 【課題】中性子検出器のような原子状粒子検出器において、信号強度を高め、且つ電圧破壊の可能性を減少させる。【解決手段】原子状粒子検出アセンブリ10が、原子状粒子を検出する1又は複数の検出器20を含み、検出器は、第一の動作圧力を有する第一のチェンバ22の内部に配置されている。原子状粒子検出アセンブリは、検出器を支持する接合装置を含み、接合装置は、第一の動作圧力と異なる第二の動作圧力を有する第二のチェンバを画定する。感知電子回路が検出器に取り付けられており、感知電子回路は接合装置の第二のチェンバの内部に格納されている。【選択図】図1
    • 要解决的问题:提供具有改善的信号强度和降低的电压击穿可能性的诸如中子探测器的原子粒子检测器。解决方案:原子粒子检测组件10包括检测原子粒子的一个或多个检测器20。 检测器位于具有第一操作压力的第一室22内。 原子粒子检测组件包括支撑探测器的连接装置。 连接装置限定具有不同于第一操作压力的第二操作压力的第二室。 感测电子装置附接到检测器,感测电子装置容纳在接合装置的第二腔室内。
    • 45. 发明专利
    • Residual stress measuring method for metallic material
    • 金属材料残余应力测量方法
    • JP2013032991A
    • 2013-02-14
    • JP2011169587
    • 2011-08-02
    • Nippon Steel & Sumitomo Metal新日鐵住金株式会社
    • SAKURADA EISAKU
    • G01L1/25G01N23/203
    • PROBLEM TO BE SOLVED: To provide a method for easily and accurately measuring a residual stress distribution of a metallic material at a metallic structure level in a whole area of a sample even if the sample is relatively large.SOLUTION: A method for measuring residual stress on a metallic material includes: a step S1 of acquiring a crystal orientation distribution from a backscattered electron diffraction pattern of a metallic material; a step S2 of calculating lattice strain between adjacent lattice points from the crystal orientation distribution; a step S3 of calculating plastic strain from dislocation density indicated by a difference in orientation in the crystal orientation distribution; a step S4 of calculating elastic strain from a difference between the lattice strain and the plastic strain; a step S5 of plastically deforming the metallic material by applying a predetermined load to it, executing steps S1 to S4 again to the plastically-deformed metallic material, and measuring a coordinate displacement on a surface of the plastically-deformed metallic material; and a step S6 of associating a coordinate before the plastic deformation with the coordinate after the plastic deformation on the basis of the coordinate displacement, and obtaining a difference in a residual stress component between before and after the plastic deformation.
    • 要解决的问题:提供一种即使样品相对较大,也可以容易且准确地测量样品的整个区域中的金属结构水平的金属材料的残余应力分布的方法。 解决方案:用于测量金属材料上的残余应力的方法包括:从金属材料的背散射电子衍射图案获取晶体取向分布的步骤S1; 从晶体取向分布计算相邻格子点之间的晶格应变的步骤S2; 从晶体取向分布中的取向差异表示的位错密度计算塑性应变的步骤S3; 从晶格应变和塑性应变之间的差计算弹性应变的步骤S4; 通过对其施加预定的载荷使金属材料发生塑性变形的步骤S5,再次对塑性变形的金属材料执行步骤S1至S4,并测量塑性变形的金属材料的表面上的坐标位移; 以及步骤S6,其根据坐标位移将塑性变形前的坐标与塑性变形后的坐标相关联,得到塑性变形前后的残余应力分量的差。 版权所有(C)2013,JPO&INPIT
    • 47. 发明专利
    • Method and device for ion scattering spectroscopy measurement
    • 用于离子散射光谱测量的方法和装置
    • JP2012013502A
    • 2012-01-19
    • JP2010149355
    • 2010-06-30
    • Fujitsu Ltd富士通株式会社
    • ITANI TSUKASA
    • G01N23/203
    • PROBLEM TO BE SOLVED: To provide an ion scattering spectroscopy measuring method which can appropriately determine irradiation quantity of probe particles.SOLUTION: The ion scattering spectroscopy measuring method comprises: a step for starting radiation of probe particles to a sample; a step for integrating the number of the probe particles scattered at the sample and detected to a first irradiation quantity and obtaining a first ion scattering spectrum; a step for integrating the number of the detected probe particles to a second irradiation quantity which is more than the first irradiation quantity and obtaining a second ion scattering spectrum; a step for calculating a first scattering ratio which is the number of the detected probe particles per unit irradiation quantity for a first energy range corresponding to a first element in the sample, based on the first ion scattering spectrum; a step for calculating a second scattering ratio for the first energy range based on the second ion scattering spectrum; and a step for determining whether the difference of the second scattering ratio from the first scattering ratio is small or not relative to the standard.
    • 要解决的问题:提供可以适当地确定探针颗粒的照射量的离子散射光谱测量方法。 解决方案:离子散射光谱测量方法包括:将探针颗粒的辐射开始到样品的步骤; 将在样品上散布的探针颗粒的数量与第一照射量进行积分并获得第一离子散射光谱的步骤; 将检测出的探针粒子的数量与超过第一照射量的第二照射量进行积分并获得第二离子散射光谱的步骤; 基于第一离子散射光谱计算作为与样品中的第一元素对应的第一能量范围的每单位照射量的检测出的探针粒子的个数的第一散射比的步骤; 基于第二离子散射光谱计算第一能量范围的第二散射比的步骤; 以及用于确定第二散射比与第一散射比的差是否相对于标准小的步骤。 版权所有(C)2012,JPO&INPIT
    • 48. 发明专利
    • Damage evaluation method and apparatus for metallic material
    • 金属材料的损伤评估方法和装置
    • JP2012002614A
    • 2012-01-05
    • JP2010136752
    • 2010-06-16
    • Hitachi LtdKyushu Electric Power Co Inc九州電力株式会社株式会社日立製作所
    • SATO JUNKONNO SHINYAICHIKAWA KUNIHIROKANETANI AKIHIROWATANABE HAJIMEKUSUMOTO JUNICHI
    • G01N23/203
    • PROBLEM TO BE SOLVED: To provide a method capable of high accuracy damage evaluation for metallic material and residual life prediction as well.SOLUTION: A damage evaluation method for metallic material comprises a measurement step (S2) of measuring crystal orientation at a plurality of measuring points of a specimen of metallic material by an EBSP method, an analysis step (S3) of analyzing a misorientation function value that is defined by a crystal misorientation at each measuring point relative to a reference measuring point among the plurality of measuring points to obtain a damage parameter of the specimen, and evaluation steps (S4) and (S5) of evaluating a damage rate of the specimen based on the damage parameter of the specimen from the analysis in the analyzing step by reference to a correlation between damage rate and damage parameter previously obtained from an other specimen that is made of the same kind of metallic material as the specimen and has a known damage rate.
    • 要解决的问题:提供一种能够对金属材料进行高精度损伤评估和残余寿命预测的方法。 解决方案:金属材料的损伤评估方法包括通过EBSP方法测量金属材料样品的多个测量点处的晶体取向的测量步骤(S2),分析取向差的分析步骤(S3) 通过在各测量点处相对于基准测量点的晶体取向定义的功能值,以获得样本的损伤参数,以及评估步骤(S4)和(S5)评估损伤率 参照分析步骤中分析的试样的损伤参数,根据先前从与样品相同种类的金属材料制成的其他样品获得的损伤率和损伤参数之间的相关性,并且具有 已知伤害率。 版权所有(C)2012,JPO&INPIT
    • 49. 发明专利
    • Stress state estimation method for austenitic stainless steel
    • 用于奥氏体不锈钢的应力状态估计方法
    • JP2011237221A
    • 2011-11-24
    • JP2010107434
    • 2010-05-07
    • Ihi Corp株式会社Ihi
    • KUBUSHIRO KEIJIMORISHIMA KEIKO
    • G01N3/32G01N23/203
    • PROBLEM TO BE SOLVED: To provide a stress state estimation method for an austenitic stainless steel, the method capable of highly accurately evaluating stresses acted on a fatigue crack.SOLUTION: The estimation method for a state comprises: a first step of performing a crack development testing on a specimen of an austenitic stainless steel; a second step of measuring a thickness of martensite generated on a fracture surface of a tested specimen employing EBSP (Electron Backscatter Diffraction Pattern) method; a third step of obtaining a correlation curve between a stress intensity factor and a thickness of the martensite at the crack; a fourth step of measuring a thickness of martensite generated in employing the EBSP method; and a fifth step of obtaining a stress intensity factor at the fatigue crack from the thickness of martensite in the evaluation object based on the correlation curve.
    • 要解决的问题:为了提供奥氏体不锈钢的应力状态估计方法,能够高精度地评估作用于疲劳裂纹的应力的方法。 解决方案:一种状态的估计方法包括:对奥氏体不锈钢的试样进行裂纹展开试验的第一步骤; 使用EBSP(电子反散射衍射图案)法测定在试样的断裂面上产生的马氏体的厚度的第二工序; 获得裂纹时的应力强度因子和马氏体的厚度之间的相关曲线的第三步骤; 测量采用EBSP法生成的马氏体的厚度的第四步骤; 以及根据相关曲线从评估对象中的马氏体厚度获得疲劳裂纹的应力强度因子的第五步骤。 版权所有(C)2012,JPO&INPIT