Fiber core cracking yog hais txog qhov tshwm sim ntawm cov kab nrib pleb los yog tawg nyob rau hauv cov tub ntxhais ntawm ib qho khoom siv kho qhov muag, uas tuaj yeem ua rau muaj kev cuam tshuam loj heev los yog ua tiav kev cuam tshuam ntawm cov teeb liab kho qhov muag thaum sib kis. Kev daws qhov teeb meem ntawm fiber ntau optic core cracking yuav tsum muaj kev kuaj mob, kho, thiab kev tiv thaiv kev ntsuas, uas yuav tau txheeb xyuas kom meej hauv kab lus no.
Ib, Diagnosis and localization
1. Optical Time Domain Reflectometer (OTDR)
Cov cuab yeej: OTDR (Optical Time Domain Reflectometer) yog ib qho cuab yeej siv los kuaj xyuas qhov tsis raug ntawm fiber ntau optic.
Txoj kev: Los ntawm kev xa cov pulses kho qhov muag thiab ntsuas lub teeb pom kev rov qab los, OTDR tuaj yeem txiav txim siab qhov chaw ntawm qhov chaw tawg, pob qij txha, khoov, thiab lwm cov ntsiab lus hauv cov khoom siv kho qhov muag.
Qhov tshwm sim: OTDR tuaj yeem muab qhov ntev, qhov nkhaus nkhaus, thiab qhov chaw ntawm qhov chaw ua txhaum ntawm cov khoom siv kho qhov muag, pab cov kws tshaj lij nrhiav qhov chaw ntawm cov tub ntxhais tawg.
2, Fault point kho
1. Fiber optic fusion splicing
Cov teeb meem siv tau: Yog tias qhov chaw ntawm qhov tawg yog qhov tseeb thiab cov tub ntxhais tawg yog luv, fiber ntau fusion splicing tshuab tuaj yeem siv los kho.
Cov kauj ruam:
Kev npaj: Siv lub tshuab fiber ntau txiav riam txiav tawm qhov kev puas tsuaj, kom ntseeg tau tias lub ntsej muag fiber ntau ntawm ob qhov kawg yog tiaj tus.
Ntxuav: Ntxuav lub ntsej muag fiber ntau nrog cov cawv cawv kom tsis txhob muaj plua plav lossis stains.
Alignment: Muab ob ntu ntawm fiber ntau optical rau hauv fusion splicer, kom ntseeg tau tias cov cores fiber ntau zoo sib xws.
Fusion splicing: Pib lub tshuab fusion splicing, uas yuav cia li ua kom tiav cov txheej txheem fusion splicing ntawm optical fiber.
Kev Ntsuas: Siv OTDR lossis lub ntsuas hluav taws xob kho qhov muag los kuaj cov fused optical fiber kom paub meej cov teeb liab kis tau tus mob.
Nco ntsoov: xyuas kom huv thiab calibration ntawm lub vuam tshuab ua ntej vuam, thiab ua tib zoo xyuas qhov zoo ntawm qhov vuam taw tes tom qab vuam.
2. Fiber optic txias hlws ris
Cov xwm txheej siv tau: Yog tias tsis muaj nyob rau ntawm - qhov chaw vuam tsis muaj, fiber optic txias splicing tshuab siv tau.
Cov kauj ruam:
Kev npaj: Siv lub tshuab fiber ntau txiav riam txiav tawm qhov kev puas tsuaj, kom ntseeg tau tias lub ntsej muag fiber ntau ntawm ob qhov kawg yog tiaj tus.
Ntxuav: Ntxuav lub ntsej muag fiber ntau nrog ib qho cawv cawv.
Kev teeb tsa: Ntxig cov fiber ntau optical rau hauv qhov sib txuas txias, kom ntseeg tau tias cov tub ntxhais fiber ntau zoo sib xws.
Tsau: Siv cov cuab yeej tshwj xeeb los kho qhov txias txuas mus rau qhov kho qhov muag fiber ntau.
Kev Ntsuas: Siv OTDR lossis lub ntsuas hluav taws xob kho qhov muag los ntsuas qhov txias txuas nrog kho qhov muag kom ntseeg tau cov teeb liab kis tau tus mob.
Ceeb Toom: Cov txheej txheem zoo thiab kev teeb tsa ntawm cov khoom sib txuas txias muaj qhov cuam tshuam loj rau kev kho cov nyhuv. Xyuas kom muaj kev siv siab - cov khoom txias txias thiab cov txheej txheem txhim kho kom raug.
3, Hloov cov fiber ntau optic cables
1. Ib nrab hloov
Cov teeb meem siv tau: Yog tias txoj haujlwm tawg yog qhov ntev dhau los lossis ntau qhov sib xyaw ua ke tsis tuaj yeem daws qhov teeb meem, kev hloov kho hauv zos ntawm fiber ntau tuaj yeem txiav txim siab.
Cov kauj ruam:
Positioning: Txiav txim siab qhov pib thiab xaus txoj haujlwm ntawm cov tub ntxhais tawg.
Txiav: Tshem tawm ib qho kev noj qab haus huv ntawm cov khoom siv kho qhov muag ntawm txhua qhov kawg ntawm cov tub ntxhais sib cais, thiab siv cov riam txiav fiber ntau los txiav cov tub ntxhais sib cais.
Npaj ib lub fiber ntau optic cable tshiab: Npaj ib qho tshiab fiber optic cable ntawm tib yam specifications.
Fusion splicing: Weld ob kawg ntawm cov fibers tshiab thiab thawj fiber cais.
Kev Ntsuas: Siv OTDR lossis lub ntsuas hluav taws xob kho qhov muag los kuaj cov fused optical fiber kom paub meej cov teeb liab kis tau tus mob.
Ceeb Toom: Xyuas kom meej tias cov kev qhia tshwj xeeb ntawm cov fiber ntau zoo ib yam nrog cov thawj fiber ntau, thiab qhov zoo ntawm qhov fusion point yog siab.
2. Hloov tag nrho
Muaj qhov xwm txheej: Yog tias muaj ntau qhov chaw tawg lossis ntau qhov chaw puas ntawm tag nrho cov fiber ntau kho qhov muag, nws yuav raug txiav txim siab los hloov tag nrho cov fiber ntau.
Cov kauj ruam:
Kev npaj: Npaj ib qho tshiab optical fiber ntau ntawm tib yam specifications.
Dismantling qub optical fibers: Ua tib zoo dismantle qub optical fibers, ceev faj tsis txhob ua kom puas lwm yam khoom siv thiab circuits.
Txhim kho qhov kho qhov muag tshiab: Tso cov fiber ntau kho qhov muag tshiab raws li txoj hauv kev qub, kom ntseeg tau tias cov xaim hluav taws xob tsim nyog thiab ruaj khov.
Vuam: Vuam yog ua thaum tsim nyog.
Kev Ntsuas: Siv OTDR lossis lub ntsuas hluav taws xob kho qhov muag los ntsuas cov khoom siv kho qhov muag tshiab kom ntseeg tau cov teeb liab sib kis.
Ceeb Toom: Thaum tso cov fibers tshiab, tsis txhob ncab ntau dhau los yog khoov, thiab xyuas kom meej tias txoj kev routing ntawm cov fibers tshiab yog raws li txoj hauv kev qub.
4, Kev tiv thaiv kev tiv thaiv
1. Txuj kev ua haujlwm
Kev cob qhia: Kev cob qhia cov neeg ua haujlwm tsis tu ncua kom paub tseeb tias lawv paub txog kev teeb tsa, kev saib xyuas, thiab kho cov haujlwm ntawm cov khoom siv kho qhov muag.
Cov cuab yeej: Siv siab - zoo fiber optic txiav riam, fusion splicers, thiab lwm yam cuab yeej los xyuas kom meej kev ua hauj lwm raug.
2. Kev tiv thaiv ib puag ncig
Kub: Tsis txhob ncua ntev ntawm cov fibers optical rau qhov kub thiab txias ib puag ncig, tshwj xeeb tshaj yog nyob rau hauv qhov kub thiab txias.
Humidity: Khaws ib puag ncig rau khaws cia thiab siv cov fibers kho qhov muag kom qhuav thiab tsis txhob ya raws.
3. Kev tiv thaiv lub cev
Fixed: Xyuas kom meej tias cov fiber ntau kho qhov muag tau ruaj khov thaum lub sij hawm xaim, tsis txhob ncab ntau dhau los yog khoov.
Kev Tiv Thaiv: Siv lub tes tsho tiv thaiv fiber ntau lossis cov kav dej kom tiv thaiv kev puas tsuaj rau lub cev sab nraud.
Kev txheeb xyuas: Kos rau ntawm qhov chaw tseem ceeb kom tsis txhob muaj kev puas tsuaj rau cov fibers optical thaum tsim kho lossis lwm yam haujlwm.
5, Kev saib xyuas thiab kev saib xyuas
Kev tshuaj xyuas tsis tu ncua: Tsis tu ncua siv OTDR thiab lwm yam cuab yeej los tshuaj xyuas cov fibers optical thiab tam sim ntawd txheeb xyuas cov teeb meem tshwm sim.
Cov ntaub ntawv: Sau cov txiaj ntsig ntawm txhua qhov kev tshuaj xyuas thiab kev saib xyuas, tsim cov ntaub ntawv kho qhov muag fiber ntau kom yooj yim taug qab thiab tswj xyuas.
Thaub qab: Rau cov kab tseem ceeb, txoj kev rov ua dua tuaj yeem raug txiav txim siab los txhim kho kev ntseeg tau.
6, Kev tuav tshwj xeeb
1. Ntev ntev fiber ntau optic split core
Cov xwm txheej siv tau: Rau qhov ntev - kis tau tus mob optical fibers, yog tias cov tub ntxhais tawg nyob deb, ntawm - kho qhov chaw nyuaj.
Cov kauj ruam:
Kev kuaj mob chaw taws teeb: Siv lub chaw saib xyuas chaw taws teeb rau kev kuaj mob ua ntej thiab txiav txim siab qhov chaw ntawm qhov tawg ntawm qhov tseem ceeb.
Dispatch care team: Xa ib pab neeg saib xyuas kev tshaj lij mus rau qhov chaw kho.
Kev hloov ib ntus: Thaum lub sijhawm kho, cov kab thaub qab lossis kev sib txuas lus wireless tuaj yeem raug txiav txim siab kom ntseeg tau tias kev sib txuas lus tsis cuam tshuam.
2. Core cracking nyob rau hauv complex ib puag ncig
Cov xwm txheej siv tau: Hauv cov cheeb tsam nyuaj xws li hauv av, hauv qab dej, thiab siab - qhov siab, kho fiber ntau optic core tawg yog qhov nyuaj dua.
Cov kauj ruam:
Cov cuab yeej tshaj lij: Siv cov cuab yeej tshawb nrhiav thiab kho cov cuab yeej, xws li cov neeg hlau hauv qab dej, tsheb ua haujlwm hauv huab cua, thiab lwm yam.
Cov cuab yeej tshwj xeeb: Siv cov cuab yeej tshwj xeeb tsim nyog rau qhov chaw ib puag ncig, xws li cov tshuab vuam tsis muaj dej, cov khoom sib txuas tsis muaj plua plav, thiab lwm yam.
Kev npaj khomob kub ntxhov: tsim kom muaj cov phiaj xwm xwm txheej ceev kom paub meej sai thaum muaj xwm txheej ceev.
