光纤分布式地震波探测系统及其布设优化研究

Shandong Science(2017)

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Abstract
应用光纤分布式声波检测与干涉探测技术,设计了一种用于油气勘探开发的光纤分布式地震波探测系统,并在埋地布设的基础上提出光缆附加尾椎的布设优化方案.野外现场测试结果表明,系统能够完整探测到地震波沿光缆的分布情况,波形特性与传统电子动圈传感器相似,埋地式布设最远探测距离20 m,尾椎式布设最远探测距离10 m,该研究为系统的实际应用提供了必要的理论和实验依据.
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Key words
distributed fiber sensing,seismic wave detection,phase sensitive optical time domain reflectometry,interferometry
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