隨著物聯網時代的快速發展，信息感知的重要性越來越多的體現在社會生產的各個方面，光纖傳感技術是現代眾多傳感技術中發展最迅速的分支之一，光纖傳感器憑借著自身抗電磁干擾、抗腐蝕、損耗小、靈敏度高、響應速度快、成本低等優點迅速成為人們研究的熱潮，相比于傳統電學方案對于各種特殊環境下的振動檢測依然乏力的情況，采用光纖傳感技術來進行探測具有更廣泛的應用前景。
振(zhen)(zhen)(zhen)動(dong)(dong)(dong)作(zuo)為(wei)信(xin)息(xi)(xi)的(de)(de)(de)(de)載體之一，人類運用(yong)它(ta)可(ke)以(yi)獲得(de)很多信(xin)息(xi)(xi)。光(guang)(guang)(guang)纖(xian)(xian)(xian)(xian)振(zhen)(zhen)(zhen)動(dong)(dong)(dong)傳(chuan)(chuan)(chuan)感(gan)技(ji)術(shu)是光(guang)(guang)(guang)纖(xian)(xian)(xian)(xian)傳(chuan)(chuan)(chuan)感(gan)技(ji)術(shu)的(de)(de)(de)(de)一種，其(qi)監(jian)(jian)控(kong)的(de)(de)(de)(de)物理量(liang)(liang)是外界目標造成(cheng)的(de)(de)(de)(de)光(guang)(guang)(guang)纖(xian)(xian)(xian)(xian)振(zhen)(zhen)(zhen)動(dong)(dong)(dong)，以(yi)光(guang)(guang)(guang)作(zuo)為(wei)信(xin)息(xi)(xi)的(de)(de)(de)(de)載體，光(guang)(guang)(guang)纖(xian)(xian)(xian)(xian)作(zuo)為(wei)傳(chuan)(chuan)(chuan)播(bo)媒介，通過解析傳(chuan)(chuan)(chuan)感(gan)光(guang)(guang)(guang)纖(xian)(xian)(xian)(xian)中(zhong)的(de)(de)(de)(de)光(guang)(guang)(guang)信(xin)號(hao)(hao)來(lai)獲取其(qi)中(zhong)蘊(yun)藏的(de)(de)(de)(de)有用(yong)信(xin)息(xi)(xi)的(de)(de)(de)(de)一種新型(xing)傳(chuan)(chuan)(chuan)感(gan)技(ji)術(shu)，分(fen)(fen)(fen)布式(shi)光(guang)(guang)(guang)纖(xian)(xian)(xian)(xian)振(zhen)(zhen)(zhen)動(dong)(dong)(dong)傳(chuan)(chuan)(chuan)感(gan)器(qi)區別于(yu)(yu)一般單(dan)點(dian)的(de)(de)(de)(de)傳(chuan)(chuan)(chuan)感(gan)系(xi)統(tong)，它(ta)可(ke)以(yi)實(shi)現現實(shi)空間(jian)連續的(de)(de)(de)(de)全(quan)(quan)尺度分(fen)(fen)(fen)布式(shi)監(jian)(jian)測(ce)(ce)(ce)(ce)，同時它(ta)還具有分(fen)(fen)(fen)辨(bian)率高(gao)、傳(chuan)(chuan)(chuan)感(gan)和(he)傳(chuan)(chuan)(chuan)輸距離(li)長等無(wu)法取代的(de)(de)(de)(de)獨特(te)性能(neng)。分(fen)(fen)(fen)布式(shi)光(guang)(guang)(guang)纖(xian)(xian)(xian)(xian)振(zhen)(zhen)(zhen)動(dong)(dong)(dong)傳(chuan)(chuan)(chuan)感(gan)技(ji)術(shu)廣泛應(ying)用(yong)于(yu)(yu)橋梁(liang)等建筑的(de)(de)(de)(de)安全(quan)(quan)監(jian)(jian)測(ce)(ce)(ce)(ce)、巖石變形測(ce)(ce)(ce)(ce)量(liang)(liang)、道(dao)路和(he)場地(di)(di)測(ce)(ce)(ce)(ce)量(liang)(liang)以(yi)及周界安防監(jian)(jian)控(kong)中(zhong)，也可(ke)以(yi)將分(fen)(fen)(fen)布式(shi)光(guang)(guang)(guang)纖(xian)(xian)(xian)(xian)振(zhen)(zhen)(zhen)動(dong)(dong)(dong)傳(chuan)(chuan)(chuan)感(gan)應(ying)用(yong)于(yu)(yu)航(hang)(hang)空航(hang)(hang)天(tian)領域，構成(cheng)分(fen)(fen)(fen)布式(shi)智能(neng)傳(chuan)(chuan)(chuan)感(gan)網絡，對飛(fei)行器(qi)內(nei)部機械(xie)性能(neng)及外部環境進(jin)行實(shi)時監(jian)(jian)測(ce)(ce)(ce)(ce)，同時分(fen)(fen)(fen)布式(shi)光(guang)(guang)(guang)纖(xian)(xian)(xian)(xian)振(zhen)(zhen)(zhen)動(dong)(dong)(dong)傳(chuan)(chuan)(chuan)感(gan)可(ke)以(yi)監(jian)(jian)測(ce)(ce)(ce)(ce)管(guan)道(dao)的(de)(de)(de)(de)泄露以(yi)及地(di)(di)層(ceng)下反(fan)射(she)上來(lai)的(de)(de)(de)(de)地(di)(di)震波傳(chuan)(chuan)(chuan)來(lai)的(de)(de)(de)(de)振(zhen)(zhen)(zhen)動(dong)(dong)(dong)信(xin)號(hao)(hao)，該振(zhen)(zhen)(zhen)動(dong)(dong)(dong)信(xin)號(hao)(hao)能(neng)夠有效反(fan)應(ying)地(di)(di)下看不見的(de)(de)(de)(de)訊(xun)息(xi)(xi)，振(zhen)(zhen)(zhen)動(dong)(dong)(dong)信(xin)號(hao)(hao)在多種場合中(zhong)攜帶的(de)(de)(de)(de)信(xin)息(xi)(xi)對當今人們的(de)(de)(de)(de)社會生(sheng)活有著重要的(de)(de)(de)(de)用(yong)途(tu)。

分布式光纖振動監測系統

1)事件提前預警

獨(du)創模式(shi)識別算法，有(you)效抑(yi)制(zhi)環境干擾，提(ti)前準(zhun)確預警；

2)智能化報警顯示

導入定制電子地圖，可精確對應地圖標出報(bao)警點(dian)位置，方便及時處理；

3)振動曲線顯示

系統可以實時顯示(shi)整個光纜(lan)的振動信號分布曲線；

4)分區事件報警

軟件(jian)層面(mian)配置報警分區(qu)，靈(ling)活(huo)多變；

5)多維度報警設置

靈活(huo)配置報(bao)警參數，可通(tong)過振動信(xin)號持續(xu)時間、振動信(xin)號分布范圍(wei)、振動強度(du)等(deng)多維(wei)度(du)進行報(bao)警參數設置。

6)歷史統計分析

提供歷史振動數據(ju)統計分(fen)析功能；

典型應用

分布式光纖振動監(jian)測(ce)可以應用(yong)在管(guan)道、電纜等實際應用(yong)監(jian)測(ce)上。