基于光纖模斑的應(yīng)變傳感器研究.pdf

1、西南交通大學(xué)碩士學(xué)位論文基于光纖模斑的應(yīng)變傳感器研究姓名：楚鵬申請學(xué)位級別：碩士專業(yè)：光學(xué)工程指導(dǎo)教師：姜向東20060401鞭南交遂大學(xué)頸研究生學(xué)位論文第ll頁AbstractT趙estrainandstressa粒veryimpon矗ntpar鍛nete璐inen癭ne蜊ngexi撒紐a|iOn泌mOnl弘蠢趣nocess射yto瑾。最sHr。氌es程鑫主玨蠢菇ds扛ess穗強ekeylocationofmestructureond

2、i踟rcn“oadsin0rdertoevaluatethelifeandthestateofthes訊lct懈eThereforethestrainscnsorShavea∞nsidcrablep∞弦燃O掛innowadaysse璐嬲。醞easuringstain幽yusi玨gop主c磚fibers鼯sof融s碗comi蝤a硒tspotal讎gwithtlleprogressiⅡopticalfmertechn0109yhthispa

3、perpaporwepr叩osedamemodfofme貓unngstrainsbasedonfmerspecHe，andconductedanexp囂主霸l揣|鼙蠡玨g氆呈s燃e凌。巷。Thecommonstrai矗sensors(sllchaSfcsistances仃a主ng繃ge，fiberBragg鱸atingctc)wereintroducedBysulnmarizingthcsetc‘Ihnologieswedrewthec

4、oncll罩siOnthats艦insensorbasedOn鰳erspcc：媳epattemswasOnc《the瓤eww鴛of羔黼ea礁遮s扛耩紐se玨so薅孫fl鍘F囂∞sl強d毯垂髓sensiti班l(xiāng)yI攀歉e血eorc嗽ofoptical舶crmodew鯔dis嘶ssed，andtheexprcssionoffibcrspec弒ewasderivedindctailAndthenwepfoposedaspatialcorrel

5、atiOnmethodforthebe￡tefcomparisonof譙ef論erspecklepattc黼shchap￡蹦3，lheimageseg班塒l箍t主ontech硅磷o(hù)gywasPsi瑚Iplyi玨t芏。翻ce或弼毯醢逸。纛eof睡eb箍sie‘technologiesinimageprocessingConsideringtherequirementinthispaperwelaidstressonseveral塒ndso

6、farithmeticinjmagcthresholdsegmentation，and攮e潞落lswefes幻w囂And瞧ed醴基il馘perim強￡alpfogfess箍掛d穗ef髓駐llswefeshownAtlast，we∞m講etedlheimagepfo豁essingandspalialco盯e糯io矗calculationbyusinghbⅥewsonwareAtlheendofthispap％thee默OrOf聰sults