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Author:

吴斌 (吴斌.) (Scholars:吴斌) | 邱兆国 (邱兆国.) | 何存富 (何存富.) (Scholars:何存富)

Indexed by:

incoPat zhihuiya

Abstract:

本发明涉及粘接结构界面粘接应力的超声波测量方法,属于无损检测技术领域。本发明利用粘接界面的反射回波确定反射系数,利用反射系数和谐振频率共同确定粘接结构处于理想粘接区的界面粘接应力。通过粘接界面的多次反射回波的特点,选取谐振频率。利用该谐振频率作为检测先进钢材-粘接剂-先进钢材的中心频率。在该谐振频率下,粘接界面随着刚度的变化超声波回波信号不断的发生变化,充分利用界面的反射回波得出反射系数,进而求得界面的粘接应力。本发明解决了界面粘接应力大小无法快速、准确及在役测量的现状。

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Patent Info :

Type: 发明授权

Patent No.: CN201010554611.2

Filing Date: 2010-11-19

Publication Date: 2012-05-30

Pub. No.: CN102087203B

Applicants: 北京工业大学

Legal Status: 未缴年费

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: 8

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