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Abstract:
采用PZT传感器在钢管中激励并接收超声导波,研究导波在管道中传播时的反射、透射现象.实验表明,利用斜探头可以在管道中激励和接收超声导波并可对管道中的缺陷进行检测.利用斜探头激励出的超声导波,具有环绕圆管传播的传播形式,该导波与缺陷相互作用而产生缺陷回波;当斜探头偏离缺陷所在母线成某一角度时,接收探头可接收到该缺陷的最大回波信号.
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Source :
北京工业大学学报
ISSN: 0254-0037
Year: 2003
Issue: 1
Volume: 29
Page: 1-4
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 38
Chinese Cited Count:
30 Days PV: 6
Affiliated Colleges: