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1. 发明专利

JP2006300591A Electrode connection tool and electrode connection method 审中-公开
标题翻译：电极连接工具和电极连接方法
公开(公告)号：JP2006300591A
公开(公告)日：2006-11-02
申请号：JP2005119637
申请日：2005-04-18
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： FURUKAWA YASUNARI
IPC分类号： G01R27/02 , G01R27/20
摘要： PROBLEM TO BE SOLVED: To provide an electrode connection tool and an electrode connection method for ensuring the mounting of an object electrode in a conductive state on a coated and embedded pipe, in measuring earth resistance for performing corrosion diagnosis on the coated and embedded pipe which is a measuring object. SOLUTION: This electrode connection tool for connecting electrodes for an electric circuit to the measuring object is equipped with: a pair of electrode members 10 put to connection in such a form that its base end side is supported on a support part while its end side is put into contact with the measuring object; an interelectrode resistance value measuring part 20 for measuring an interelectrode resistance value which is a resistance value between the pair of electrode members 10 with the measuring object interposed between them; and a switch 30 for switching the connection state of an electrode 10a for measurement which is one of the pair of electrode members 10 between an interelectrode resistance value measurement state in which the electrode 10a is connected to the measuring part 20 and an electric circuit connection state in which the electrode 10a is connected to the electric circuit. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种电极连接工具和电极连接方法，用于确保在涂覆和嵌入的管上安装目标电极处于导电状态，测量接地电阻以对涂覆和嵌入的管进行腐蚀诊断作为测量对象的嵌入式管道。用于将电路的电极连接到测量对象的电极连接工具配备有：一对电极构件10，其连接方式使得其基端侧支撑在支撑部分上，同时其端面与测量对象接触; 电极间电阻值测量部20，用于测量作为插入其间的测量对象的一对电极部件10之间的电阻值的电极间电阻值; 以及开关30，用于在电极10a连接到测量部20的电极间电阻值测量状态和电路连接状态之间切换作为一对电极部件10中的一个的测量用电极10a的连接状态其中电极10a连接到电路。版权所有（C）2007，JPO＆INPIT

2. 发明专利

JP2006275624A Method for predicting place of corrosion 有权
标题翻译：预测腐蚀位置的方法
公开(公告)号：JP2006275624A
公开(公告)日：2006-10-12
申请号：JP2005092209
申请日：2005-03-28
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： FURUKAWA YASUNARI , NONAKA HIDEMASA
IPC分类号： G01N27/72 , F17D5/06 , G01N17/02 , G01N27/26 , G01N27/416 , G01N27/82
摘要： PROBLEM TO BE SOLVED: To realize a method of for predicting place of corrosion capable of rationally predicting the corrosion place of a long metal body arranged in a medium such as soil or the like without excavating the medium. SOLUTION: In the method for predicting the place of the corrosion for the long metal body 2 at least partially arranged in a first medium 1, an AC potential difference forming process for forming set AC potential difference between the long metal body 2 and the conductive member 4 using an AC potential difference forming means 12 in a state that the long metal body 2 is brought into contact with the conductive member 4 arranged in a second medium 3 to form a microcell and a magnetic field distribution measuring process for measuring the distribution of a magnetic field having the same frequency as the set AC potential difference on the surface of the first medium 1 using a magnetic field distribution measuring means 11 are performed to predict the place of corrosion of the long metal body 2 on the basis of the magnetic field distribution detected in the magnetic field distribution measuring process. COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：实现一种用于预测腐蚀位置的方法，其能够合理地预测布置在诸如土壤等的介质中的长金属体的腐蚀位置而不挖掘介质。解决方案：在用于预测至少部分地布置在第一介质1中的长金属体2的腐蚀的位置的方法中，用于在长金属体2与第二介质1之间形成设定的交流电位差的交流电位差形成处理在长金属体2与布置在第二介质3中的导电构件4接触以形成微电池的状态下使用AC电位差形成装置12的导电构件4和用于测量第二介质3的磁场分布测量处理使用磁场分布测量装置11在第一介质1的表面上分配具有与设定的AC电位差相同的频率的磁场，以基于第一介质1的长度的金属体2的腐蚀的位置预测长金属体2的腐蚀的位置在磁场分布测量过程中检测到磁场分布。版权所有（C）2007，JPO＆INPIT

3. 发明专利

JP2006275623A Ground resistance measurement method 审中-公开
标题翻译：接地电阻测量方法
公开(公告)号：JP2006275623A
公开(公告)日：2006-10-12
申请号：JP2005092207
申请日：2005-03-28
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： FURUKAWA YASUNARI
IPC分类号： G01R27/20 , G01N17/00 , G01N27/20
摘要： PROBLEM TO BE SOLVED: To provide a ground resistance measurement method for making measurement rapid and easy even if a buried pipe is buried below a place, such as a basement, making ground resistance measurement difficult.
SOLUTION: This ground resistance measurement method is for measuring ground resistance of a first buried object 1 which is a measuring object between the buried object 1 partly coming out of a medium and a second buried object 2. This method includes: a process for deriving series resistance of the buried objects 1 and 2 through the medium 10; a process for providing a power source electrode 6 grounded through the medium 10 to place a potential difference across the source electrode 6 and a contact 7, with the contact 7 provided between the buried objects 1 and 2; a process for severally measuring a first electric current flowing through the buried object 1 and contact 7, and a second electric current flowing through the buried object 2 and contact 7; and a process for proportionally dividing the series resistance at a ratio between the first and second electric currents.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：即使将掩埋管埋在诸如地下室的地方之下，也能够提供一种用于使测量快速且容易地测量的接地电阻测量方法，使得接地电阻测量变得困难。解决方案：该接地电阻测量方法用于测量第一掩埋物体1的接地电阻，该第一掩埋物体1是部分地从介质出来的掩埋物体1和第二掩埋物体2之间的测量对象2.该方法包括：用于通过介质10得到掩埋物体1和2的串联电阻; 提供通过介质10接地的电源电极6的过程，以在源极电极6和触点7之间设置电位差，触点7设置在埋入物体1和2之间; 用于分别测量流过掩埋物体1和触点7的第一电流和流过掩埋物体2和触点7的第二电流的处理; 以及用于按照第一和第二电流之间的比例对串联电阻进行比例分割的过程。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2014111967A Purge method of gas piping 有权
标题翻译：气体管道灌溉方法
公开(公告)号：JP2014111967A
公开(公告)日：2014-06-19
申请号：JP2012266559
申请日：2012-12-05
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： OKAMOTO HIDEKI , FURUKAWA YASUNARI
IPC分类号： F17D1/02
摘要： PROBLEM TO BE SOLVED: To provide a purge method with which, when performing purge work on a pipe for which it is difficult to disperse a fluid and in which a flow in piping becomes a layer flow, the work can be efficiently completed in a short time as further as possible.SOLUTION: The purge method includes: a cut-off means installation step of installing cut-off means 1B at a downstream side of piping 1 to be purged; a flow-out fluid processing means installation step of providing collection means 3 for collecting a fluid flowing out of the cut-off means 1B; and a substitution step of supplying a substitution fluid to fill the inside of the piping 1 and allowing the substituted fluid filling the inside of the piping 1 to flow out through the cut-off means 1B to the downstream side. A fundamental substitution operation step is repeated for opening the cut-off means 1B and closing the cut-off means 1B after the lapse of a preset substitution fluid supply time.
摘要翻译：要解决的问题：提供一种吹扫方法，当在难以分散流体的管道中进行吹扫加工并且其中管道中的流动成为层流时，可以在短时间内有效地完成工作清洗方法包括：切断装置安装步骤，在要清扫的管道1的下游侧安装切断装置1B; 流出流体处理装置安装步骤，提供用于收集从截止装置1B流出的流体的收集装置3; 以及替代步骤，其供给置换流体以填充管道1的内部，并允许填充管道1内部的取代流体通过截止装置1B流出到下游侧。在经过预设的替代流体供给时间之后，重复开启截止装置1B并关闭截止装置1B的基本取代操作步骤。

5. 发明专利

JP2006053072A Method and system for inspecting insulated state 审中-公开
标题翻译：检查绝缘状态的方法和系统
公开(公告)号：JP2006053072A
公开(公告)日：2006-02-23
申请号：JP2004235444
申请日：2004-08-12
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： FURUKAWA YASUNARI , NONAKA HIDEMASA
IPC分类号： G01R31/02
摘要： PROBLEM TO BE SOLVED: To provide a method and a system for inspecting an insulated state capable of inspecting the insulated state of an underground buried pipe over a wide range.
SOLUTION: This method for inspecting the insulated state of the underground buried pipe 10 connected with the first piping part and the second piping part via an insulating part 3 includes an installation step for installing a paired electrodes 4 on a ground surface, a voltage application step for applying a low frequency of alternating current voltage not flowing via the insulating part 3 between the first piping part and the paired electrodes 4, and a determination step for measuring a magnetic field along a direction crossed with the underground buried pipe 10, under the condition where the alternating current voltage is applied, to determine the insulated state of the underground buried pipe 10.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于检查在宽范围内能够检查地下埋管的绝缘状态的绝缘状态的方法和系统。解决方案：用于通过绝缘部分3检查与第一管道部分和第二管道部分连接的地下埋管10的绝缘状态的方法包括将一对电极4安装在地面上的安装步骤，电压施加步骤，用于施加在第一配管部分和一对电极4之间经由绝缘部分3不流过的交流电压的低频;以及确定步骤，用于沿着与地下埋管10交叉的方向测量磁场，在施加交流电压的条件下，确定地下埋管10的绝缘状态。（C）2006年，JPO＆NCIPI

6. 发明专利

JP2006300590A Method for estimating rate of thickness-reducing corrosion 审中-公开
标题翻译：估算厚度减少腐蚀速率的方法
公开(公告)号：JP2006300590A
公开(公告)日：2006-11-02
申请号：JP2005119636
申请日：2005-04-18
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： FURUKAWA YASUNARI , NONAKA HIDEMASA
IPC分类号： G01N27/26 , G01N17/02 , G01N27/04
摘要： PROBLEM TO BE SOLVED: To provide a technique for estimating the current rate of thickness-reducing corrosion on the basis of a reasonable criterion to effectively utilize industrial resources.
SOLUTION: A macro-cell comprises a building made of concrete 9 with reinforcing steel 7 therein and erected in earth 3, and a pipe 5 led from within the earth 3 into the building. The macro-cell is formed so that part of the pipe 5 is electrically connected to the reinforcing steel 7 with the earth 3 interposed between the pipe 5 as an anode part and the reinforcing steel 7. In order to estimate the thickness-reducing corrosion rate of corrosion developing in the pipe 5 by the macro-cell, a measurement process is executed for measuring an electric potential difference ΔE developed between the reinforcing steel 7 and the pipe 5, and electric resistance R of the macro-cell. The corrosion rate is estimated on the basis of the measured potential difference ΔE, the electric resistance R of the macro-cell, and the earth resistivity ρ of the earth 3.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种基于有效利用工业资源的合理标准来估算当前减厚腐蚀速率的技术。解决方案：宏观电池包括由混凝土9制成的建筑物，其中具有加强钢7并竖立在地球3中，以及从地球3内引入建筑物的管道5。宏电池形成为使得管5的一部分与增强钢7电连接，其中地球3插入在作为阳极部分的管5和加强钢7之间。为了估算厚度降低腐蚀速率通过宏单元在管5中发生腐蚀，执行用于测量在钢筋7和管5之间形成的电位差ΔE以及宏单元的电阻R的测量处理。基于测量的电位差ΔE，大电池的电阻R和地球3的接地电阻率ρ来估计腐蚀速率。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2005315864A Impedance measuring method and diagnostic method for piping corroded condition 审中-公开
标题翻译：用于管道腐蚀条件的阻抗测量方法和诊断方法
公开(公告)号：JP2005315864A
公开(公告)日：2005-11-10
申请号：JP2005092208
申请日：2005-03-28
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： FURUKAWA YASUNARI
IPC分类号： G01R27/02 , G01N17/02 , G01N27/72 , G01N27/82
摘要： PROBLEM TO BE SOLVED: To provide an impedance measuring method capable of reducing the effects of external environments, such as peripheral electromagnetic waves and ambient temperatures at the measurement of the impedance of a circuit to be measured of conductivity.
SOLUTION: An external magnetic coil unit 10 and a current-measuring means 120 are provided for a simulation circuit 130 different from a circuit to be measured 150 and to which resistor parts 31 variable with respect to resistance value are mounted. Resistance values of the resistor parts 31 are varied to execute a correlation deriving step for determining the correlations among a set voltage impressed on the external magnetic coil unit 10; the value of the current passing through the simulation circuit 130, measured by the current-measuring means 120; and resistance values of the resistor parts 31. On the basis of the correlation determined in the correlation deriving step, a derived impedance, determined on the basis of the set voltage and the current value, is taken as the impedance measured in measuring step.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种阻抗测量方法，其能够在测量要测量的电路的阻抗的电导率的测量时减少诸如外围电磁波和环境温度之类的外部环境的影响。
解决方案：提供外部电磁线圈单元10和电流测量装置120，用于与被测电路150不同的模拟电路130，并且安装相对于电阻值可变的电阻器部分31。改变电阻器部分31的电阻值，以执行用于确定施加在外部电磁线圈单元10上的设定电压之间的相关性的相关导出步骤; 由电流测量装置120测量的通过模拟电路130的电流的值; 和电阻器部分31的电阻值。基于在相关导出步骤中确定的相关性，将基于设定电压和电流值确定的导出阻抗作为在测量步骤中测量的阻抗。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2004198410A Method for inspecting defect in coated pipe, and method for diagnosing corrosion 审中-公开
公开(公告)号：JP2004198410A
公开(公告)日：2004-07-15
申请号：JP2003403021
申请日：2003-12-02
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： FURUKAWA YASUNARI , NONAKA HIDEMASA , HAYAKAWA HIDEKI , SASAKI YOSHIFUMI
IPC分类号： G01N17/02 , G01N27/20 , G01N27/26 , G01N27/416
摘要： PROBLEM TO BE SOLVED: To provide a corrosion diagnosis method of a coated pipe for precisely diagnosing whether the coated pipe which is buried at a site or the underground of a building has been corroded. SOLUTION: The method for diagnosing corrosion in the coated pipes 3, 4, 5, where insulating coating is made to a conductive pipe that is buried into a medium 1 partially includes a defect inspecting process for inspecting the presence or absence of coating defects at the buried section of the coated pipes 3, 4, 5; and a corrosion estimation process for estimating the degree of corrosion in the coating defects by referring to a macrocell current value, flowing between a pseudo-defect probe that is installed close to the coating defects and the conductive pipe. COPYRIGHT: (C)2004,JPO&NCIPI

9. 发明专利

JP2004132638A Defective construction inspection method and inspection device for floor heating system 审中-公开
公开(公告)号：JP2004132638A
公开(公告)日：2004-04-30
申请号：JP2002298671
申请日：2002-10-11
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： FURUKAWA YASUNARI , HAYAKAWA HIDEKI , FUKAGI TAKAYUKI , YAMAGUCHI SHOJI , KOBA KENJI
IPC分类号： F24D3/16 , F24D13/02
摘要： PROBLEM TO BE SOLVED: To provide a defective construction inspection method capable of relatively easily and precisely inspecting a defective construction of a floor heating system.
SOLUTION: This inspection device is constituted to inspect the defective construction in the floor heating system 2. This device has a floor heating mat 6 having a mat body 14 having a hot-water pipe 16 for heating a floor surface arranged thereon and a heat conducting member 18 arranged on the upper surface side thereof, and a floor finishing member 8 provided on the upper surface side of the mat 6. In this device, a measurement device 52 having a two-dimensional temperature measurement means and a two-dimensional display means for displaying the measured temperature information is used, hot water is carried through the hot-water pipe 16, and the surface temperature of the floor finishing member 8 is two-dimensionally measured by the two-dimensional temperature measurement means. The two-dimensional display means two-dimensionally image-displays the temperature state of the surface of the floor finishing member.
COPYRIGHT: (C)2004,JPO

10. 发明专利

JP2006284280A Method and apparatus for estimating corrosion 审中-公开
标题翻译：评估腐蚀的方法和装置
公开(公告)号：JP2006284280A
公开(公告)日：2006-10-19
申请号：JP2005102382
申请日：2005-03-31
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： FURUKAWA YASUNARI , NONAKA HIDEMASA
IPC分类号： G01N17/00 , G01N27/00 , G01N27/26
摘要： PROBLEM TO BE SOLVED: To provide a technique capable of estimating the present thickness reduced depth, the specific resistance of the medium present around a corrosion inspecting target and remaining life on the basis of a rational standard and capable of effectively utilizing industrial resources.
SOLUTION: In estimating the corrosion occurring in the macrocell formed between the anode part of the embedded pipe being the corrosion inspecting target arranged in a medium such as soil or the like and the cathode part being the reinforcing rod in a concrete building, corrosion is regarded as oval corrosion advanced in the half turn oval reduction of thickness in the cross section in the depth direction of the corrosion inspecting target, the present thickness reduced depth (r) and the specific resistance ρ of the medium are calculated and the remaining life T-t of the corrosion inspecting target is calculated on the basis of the calculated present thickness reduced depth (r) and the specific resistance ρ of the medium.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够基于理性标准估计当前厚度减小深度，存在于腐蚀检测目标周围的介质的比电阻和能够有效利用工业资源的技术。解决方案：在估计在嵌入管的阳极部分之间形成的腐蚀发生的腐蚀是作为布置在诸如土壤等的介质中的腐蚀检查目标和在混凝土建筑物中的加强杆的阴极部分，腐蚀被认为是在腐蚀检测目标的深度方向的横截面中的半径椭圆减小的椭圆形腐蚀，计算介质的当前厚度减小深度（r）和比电阻ρ，并且剩余根据计算的当前厚度减小深度（r）和介质的比电阻ρ计算腐蚀检测目标的寿命Tt。版权所有（C）2007，JPO＆INPIT

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