發(fa)表時間(jian): 2020-03-20 09:12:32
作(zuo)者: 福州英諾電子科(ke)技有(you)限公司
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福州英諾(nuo)科(ke)技自(zi)主研(yan)發(fa)生產的(de)(de)單通(tong)道/多通(tong)道光(guang)(guang)(guang)(guang)纖(xian)光(guang)(guang)(guang)(guang)柵解(jie)調儀。價格合理,基于體光(guang)(guang)(guang)(guang)柵解(jie)調模塊,使(shi)用(yong)(yong)嵌入式控制電路(lu),配置相(xiang)應的(de)(de)ASE/SLED光(guang)(guang)(guang)(guang)源,以經濟的(de)(de)成本實現高質量的(de)(de)光(guang)(guang)(guang)(guang)纖(xian)光(guang)(guang)(guang)(guang)柵解(jie)調方(fang)案,具有(you)良好(hao)的(de)(de)重復(fu)性和(he)分辨率。它既(ji)可提(ti)供低速(su)采樣(yang),也可按用(yong)(yong)戶要(yao)求提(ti)供多通(tong)道1KHz同步(bu)高速(su)采樣(yang)。該型號產品適用(yong)(yong)于光(guang)(guang)(guang)(guang)纖(xian)傳感工(gong)程(cheng)項目(mu)的(de)(de)批量使(shi)用(yong)(yong)以及科(ke)研(yan)項目(mu)的(de)(de)需(xu)要(yao)。
多(duo)通(tong)(tong)道同步光纖解調儀采(cai)用C/C+L波段(duan)的掃描(miao)激光器(qi)作為光源,具有很高的環境適應性(xing)(xing)、溫(wen)度(du)穩定性(xing)(xing)、測量(liang)(liang)重(zhong)(zhong)復性(xing)(xing)、及(ji)測量(liang)(liang)容量(liang)(liang)可(ke)擴展性(xing)(xing)。多(duo)通(tong)(tong)道采(cai)用同步采(cai)用,可(ke)對目標(biao)的結構應變、溫(wen)度(du)、壓力、位移、速度(du)、加速度(du)、重(zhong)(zhong)量(liang)(liang)、振動等進(jin)行低-中速動態實(shi)時監(jian)測。
目前,光(guang)(guang)纖(xian)光(guang)(guang)柵(zha)在傳(chuan)(chuan)感技術領域應(ying)(ying)用的越來越廣泛,同其他類傳(chuan)(chuan)感器相比,光(guang)(guang)纖(xian)光(guang)(guang)柵(zha)傳(chuan)(chuan)感器具有抗電磁干擾、抗腐蝕、可(ke)靠(kao)性(xing)好等(deng)特點。除此之(zhi)外,光(guang)(guang)纖(xian)光(guang)(guang)柵(zha)能(neng)夠將外界應(ying)(ying)變(bian)信(xin)(xin)號(hao)(hao)(hao),如:應(ying)(ying)力信(xin)(xin)號(hao)(hao)(hao)、應(ying)(ying)變(bian)信(xin)(xin)號(hao)(hao)(hao)、振(zhen)動信(xin)(xin)號(hao)(hao)(hao)、溫(wen)度變(bian)化信(xin)(xin)號(hao)(hao)(hao),其波長(chang)編碼特性(xing)及其可(ke)復用性(xing)更(geng) 是其它類型傳(chuan)(chuan)感器所無法比擬的,因(yin)此,對光(guang)(guang)纖(xian)光(guang)(guang)柵(zha)的波長(chang)編碼信(xin)(xin)號(hao)(hao)(hao)進行解(jie)(jie)(jie)調(diao)起著(zhu)至(zhi)關(guan)重(zhong) 要的作用。相關(guan)技術中(zhong),光(guang)(guang)纖(xian)光(guang)(guang)柵(zha)解(jie)(jie)(jie)調(diao)儀通過解(jie)(jie)(jie)調(diao)數據(ju)單(dan)元解(jie)(jie)(jie)調(diao)出驅(qu)動信(xin)(xin)號(hao)(hao)(hao),傳(chuan)(chuan)輸至(zhi)計(ji)算(suan)機設備中(zhong)進行計(ji)算(suan),解(jie)(jie)(jie)算(suan)出外界應(ying)(ying)變(bian)信(xin)(xin)號(hao)(hao)(hao)。
通(tong)過(guo)設(she)置數(shu)(shu)(shu)據(ju)解調模塊(kuai)、信號調理 模塊(kuai)、數(shu)(shu)(shu)據(ju)采集模塊(kuai)和(he)(he)數(shu)(shu)(shu)據(ju)計算模塊(kuai),提高了(le)光(guang)纖(xian)光(guang)柵(zha)解調裝(zhuang)置的(de)準確性(xing)和(he)(he)精(jing)確度(du),減少了(le)在傳輸(shu)過(guo)程中(zhong)受外界的(de)干擾出現數(shu)(shu)(shu)據(ju)失真(zhen)的(de)情況(kuang),縮小了(le)誤差范圍,更好(hao)的(de)保證了(le)數(shu)(shu)(shu)據(ju)的(de)真(zhen)實性(xing),更好(hao)的(de)反應(ying)被(bei)測對象(xiang)所處的(de)狀況(kuang)。
光(guang)(guang)纖(xian)光(guang)(guang)柵是(shi)一種新(xin)型無源傳(chuan)(chuan)感元件,具有(you)高靈(ling)敏度,抗(kang)電磁干擾能力強(qiang),耐腐蝕等(deng) 諸多優點(dian),自用(yong)(yong)(yong)于傳(chuan)(chuan)感以來(lai)(lai),已經取得了快速(su)持(chi)續的(de)(de)(de)(de)發展(zhan),在(zai)航空航天(tian)、建筑結(jie)構、石油等(deng)領 域的(de)(de)(de)(de)安全監測(ce)(ce)方面有(you)著廣闊的(de)(de)(de)(de)應用(yong)(yong)(yong)前景(jing)。光(guang)(guang)纖(xian)光(guang)(guang)柵解(jie)調系(xi)(xi)統(tong)(tong)是(shi)整個(ge)傳(chuan)(chuan)感系(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)關鍵部分(fen), 實現高精度、高分(fen)辨率、動態和靜(jing)態參量(liang)結(jie)合、多點(dian)復用(yong)(yong)(yong)檢測(ce)(ce)和低成(cheng)(cheng)(cheng)本是(shi)光(guang)(guang)纖(xian)光(guang)(guang)柵解(jie)調技術(shu) 發展(zhan)的(de)(de)(de)(de)趨勢(shi)。光(guang)(guang)纖(xian)解(jie)調的(de)(de)(de)(de)方法(fa)有(you)多種,調諧F-P濾波法(fa)只能用(yong)(yong)(yong)于測(ce)(ce)量(liang)靜(jing)態應變(bian),可調諧激光(guang)(guang) 器(qi)法(fa)的(de)(de)(de)(de)成(cheng)(cheng)(cheng)本非常高,非平衡(heng)M-Z干涉法(fa)易受環境(jing)影響,不(bu)利于工程(cheng)應用(yong)(yong)(yong)。隨著近年來(lai)(lai)光(guang)(guang)學探 測(ce)(ce)器(qi)的(de)(de)(de)(de)迅猛發展(zhan),使(shi)得小型化光(guang)(guang)纖(xian)光(guang)(guang)譜儀(yi)快速(su)發展(zhan),基于光(guang)(guang)譜成(cheng)(cheng)(cheng)像法(fa)的(de)(de)(de)(de)光(guang)(guang)纖(xian)解(jie)調技術(shu)也隨 之發展(zhan)起來(lai)(lai)。基于光(guang)(guang)譜成(cheng)(cheng)(cheng)像法(fa)的(de)(de)(de)(de)光(guang)(guang)纖(xian)光(guang)(guang)柵解(jie)調儀(yi)體積小,集(ji)成(cheng)(cheng)(cheng)化程(cheng)度高,可用(yong)(yong)(yong)于測(ce)(ce)量(liang)靜(jing)態和 動態應變(bian),在(zai)眾多解(jie)調方法(fa)中具有(you)突出(chu)優點(dian),是(shi)解(jie)調系(xi)(xi)統(tong)(tong)研究(jiu)的(de)(de)(de)(de)一個(ge)重要方向(xiang),其中,解(jie)調 儀(yi)的(de)(de)(de)(de)光(guang)(guang)學系(xi)(xi)統(tong)(tong)性能直接影響了系(xi)(xi)統(tong)(tong)的(de)(de)(de)(de)分(fen)辨率,是(shi)解(jie)調儀(yi)的(de)(de)(de)(de)一個(ge)關鍵。