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      分布式光纖傳感技術(shù)在油氣管道安全監(jiān)測(cè)中的應(yīng)用

      2013-06-24
      立即下載

      當(dāng)傳感光纜中有光通過(guò)時(shí),引起光信號(hào)的相位發(fā)生變化,傳感光纜將相位變化信息傳輸至信號(hào)處理中心,系統(tǒng)對(duì)返回的傳感信息進(jìn)行處理,得出傳感光纜周?chē)恼駝?dòng)變化和故障發(fā)生點(diǎn),由此監(jiān)控事件的發(fā)生。
       

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