矿用圆环链焊口缺陷漏磁特性的分析及信号处理的研究

Analysis and Research of the Characteristic of Magnetic Field Leakage of Weld Defects in Chain Link Used in Mines as Well as its Signal Process

本文研究了矿用圆环链焊口缺陷的漏磁场特性，提出了利用差分超限数法对缺陷信号进行处理的方法，最后给出了实验结果及分析。本研究目前已取得实验室阶段性成果。

This paper deals with the characteristic of magmetic field leakage of weld defects in chain link used in mines and introduces a method of using difference exceeding limit number, processing defect signal. And the experiment results and its analysis are giren at the end of the paper. The laboratory-stage achievement has been obtained now.