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瞬变电磁法金属管道腐蚀检测理论初探

COMPUTING TECHNIQUES FOR GEOPHYSICAL AND GEOCHEMICAL EXPLORATION(2005)

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Abstract
对应用瞬变电磁法进行金属管道腐蚀检测作了理论上的初步研究,首先将实际问题简化为等效柱体的全空间问题,然后利用柱体在谐变场中的响应公式,由正余弦变换实现了频率域正演到时间域的转换,最后通过对模拟结果的分析,提出了简洁而又有效的评价管道质量的方法.经由中国冶金地质勘查工程总局地球物理勘查院的施工实验,进一步验证了方法的可行性.
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Key words
metal pipeline corrosion detecting,tem application
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