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Abstract:
研制了一种基于Sagnac干涉仪的直线型分布式光纤传感器,可实时进行管道泄漏检测与定位.分析和研究了该干涉仪的泄漏检测原理、泄漏源定位方法以及光偏振态对传感器性能的影响.当两束光偏振态相同时,系统具有最佳的性能;当两束光正交时,无法实现信号检测.管道泄漏的实验结果表明,该系统能较准确地确定泄漏源位置,且定位误差为0.69%.
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Source :
光学技术
ISSN: 1002-1582
Year: 2008
Issue: 2
Volume: 34
Page: 221-223,226
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 11
Chinese Cited Count:
30 Days PV: 14
Affiliated Colleges: