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Abstract:
基于横波直探头的管道缺陷周向导波无损检测方法,搭建横波直探头在管中激励周向导波的缺陷检测仪;运用数值计算软件,绘制管道周向导波频散曲线;选择适合管道缺陷无损检测的激励频率;绘制所在频率下各个周向导波模态的波结构图,确定相应周向导波模态的激励方法,确定横波直探头的布置方向与激励周向导波典型模态的关系;激励周向导波并接收其缺陷回波,通过分析接收信号中的反射回波到达接收点的时间,确定管道缺陷位置。
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Patent Info :
Type: 发明申请
Patent No.: CN201610028930.7
Filing Date: 2016-01-15
Publication Date: 2016-06-22
Pub. No.: CN105698012A
Applicants: 北京工业大学
Legal Status: 驳回
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WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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