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Author:

刘增华 (刘增华.) (Scholars:刘增华) | 耿浩 (耿浩.) | 唐国耀 (唐国耀.) | 吴斌 (吴斌.) (Scholars:吴斌) | 何存富 (何存富.) (Scholars:何存富)

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incoPat zhihuiya

Abstract:

本发明公开了一种基于电磁超声导波技术的双层钢板分层缺陷无损检测方法,该方法利用电磁声传感器对双层钢板中的分层缺陷进行定量评估。与传统电磁超声导波检测方法不同,本发明将电磁声传感器安置在被测试样的端面,在端面激发导波,然后对超声信号进行时频分析,通过提取信号的幅值、相位、渡越时间等来实现对缺陷的定量评估。同时设计一款硬件扫查装置,该装置可携带传感器移动检测,提升检测速度。本发明将基于电磁超声导波技术的双层钢板分层缺陷无损检测方法应用于铁路和钢桥领域,改变了传感器的激发位置,提高试样的检测效率,为保障铁路、钢桥的安全运行具有深远意义。

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Patent Info :

Type: 发明申请

Patent No.: CN202210599056.8

Filing Date: 2022-05-30

Publication Date: 2022-09-06

Pub. No.: CN115015385A

Applicants: 北京工业大学

Legal Status: 实质审查

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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