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Author:

刘增华 (刘增华.) (Scholars:刘增华) | 李艾丽 (李艾丽.) | 张永琛 (张永琛.) | 何存富 (何存富.) (Scholars:何存富) | 吴斌 (吴斌.) (Scholars:吴斌)

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incoPat zhihuiya

Abstract:

本发明公开了一种指向型磁集中器式兰姆波电磁声换能器,该传感器包括矩形铷铁硼磁铁、多簇回折线圈、磁集中器。将多簇回折线圈置于待测铝板表面,铷铁硼磁铁和磁集中器固定在其正上方。通过试验验证了所研制的指向型磁集中器式兰姆波电磁声换能器可在铝板中激励出单一的S0模态导波,并验证了所研制的指向型磁集中器式兰姆波电磁声换能器具有较好的频率响应特性;通过全向性测试实验,验证了所研制的指向型磁集中器式兰姆波电磁声换能器在75°到105°范围内有较高的归一化幅值。利用研制的指向型磁集中器式兰姆波电磁声换能器可实现对板结构的大范围、高效率的缺陷检测,在板结构健康监测和无损评价领域,具有极大的应用价值和潜力。

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Patent Info :

Type: 发明授权

Patent No.: CN201910459551.7

Filing Date: 2019-05-29

Publication Date: 2021-05-25

Pub. No.: CN110152964B

Applicants: 北京工业大学

Legal Status: 授权

Cited Count:

WoS CC Cited Count: 36

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 16

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