首页> 外国专利> TECHNIQUE FOR CRACK DEPTH MEASURING OF DEEP CRACK USING POTENTIAL DIFFERENCE METHOD AND CRACK DEPTH MEASURING INSTRUMENT

TECHNIQUE FOR CRACK DEPTH MEASURING OF DEEP CRACK USING POTENTIAL DIFFERENCE METHOD AND CRACK DEPTH MEASURING INSTRUMENT

机译:电位差法和裂纹深度测量仪的深裂纹裂纹深度测量技术

摘要

PROBLEM TO BE SOLVED: To provide a measuring instrument capable of measuring the crack depth of a deep crack with high precision.;SOLUTION: In the crack depth measuring instrument of piping having a pair of current supply electrodes brought into contact with the surface of the piping and a pair of potential difference measuring electrodes, the electrode intervals between a pair of the current supply electrodes and a pair of the potential difference measuring electrodes and the value of supply current are set to predetermined values to measure the depth of the crack.;COPYRIGHT: (C)2007,JPO&INPIT
机译:解决的问题:提供一种能够高精度地测量深部裂缝的裂缝深度的测量仪器;解决方案:在管道的裂缝深度测量仪器中,使一对供电电极与表面接触配管和一对电位差测量电极,将一对电流供给电极与一对电位差测量电极之间的电极间隔和供给电流的值设定为预定值,以测量裂纹的深度。版权:(C)2007,日本特许厅&INPIT

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