1 Kev Taw Qhia
Yuav kom ntseeg tau tias cov cables fiber optic kaw tau ntev thiab tiv thaiv dej thiab noo noo kom tsis txhob nkag mus rau hauv lub cable lossis lub thawv sib txuas thiab ua rau cov hlau thiab fiber puas tsuaj, ua rau hydrogen puas tsuaj, fiber tawg thiab ua rau kev ua haujlwm rwb thaiv tsev hluav taws xob poob qis, cov txheej txheem hauv qab no feem ntau siv los tiv thaiv dej thiab noo noo:
1) Sau sab hauv ntawm lub cable nrog thixotropic roj, suav nrog cov dej-repellent (hydrophobic) hom, dej o hom thiab kub nthuav dav hom thiab lwm yam. Cov khoom siv no yog cov khoom siv roj, sau ntau ntau, kim heev, yooj yim ua rau ib puag ncig qias neeg, nyuaj rau ntxuav (tshwj xeeb tshaj yog hauv cable splicing nrog cov kuab tshuaj los ntxuav), thiab lub cable nws tus kheej hnyav dhau.
2) Hauv lub plhaub sab hauv thiab sab nraud ntawm kev siv cov nplaum kub yaj dej thaiv lub nplhaib, txoj kev no tsis zoo, cov txheej txheem nyuaj, tsuas yog ob peb lub tuam txhab tsim khoom tuaj yeem ua tiav. 3) Kev siv cov khoom siv thaiv dej qhuav (cov hmoov nthuav dej nqus, daim kab xev thaiv dej, thiab lwm yam). Txoj kev no xav tau thev naus laus zis siab, kev siv khoom siv, tus nqi siab, qhov hnyav ntawm lub cable kuj hnyav dhau. Nyob rau hauv xyoo tas los no, cov qauv "qhuav core" tau qhia rau hauv lub cable optical, thiab tau siv zoo nyob txawv teb chaws, tshwj xeeb tshaj yog hauv kev daws teeb meem ntawm qhov hnyav ntawm tus kheej thiab cov txheej txheem splicing nyuaj ntawm cov tub ntxhais loj ntawm cov cable optical muaj qhov zoo tsis sib xws. Cov khoom siv thaiv dej siv hauv lub cable "qhuav core" no yog cov xov paj thaiv dej. Cov xov paj thaiv dej tuaj yeem nqus dej sai sai thiab o los ua gel, thaiv qhov chaw ntawm lub cable dej channel, yog li ua tiav lub hom phiaj ntawm kev thaiv dej. Tsis tas li ntawd, cov xov paj thaiv dej tsis muaj cov roj thiab lub sijhawm xav tau los npaj qhov splice tuaj yeem txo qis ntau yam tsis tas yuav siv cov ntaub so, cov kuab tshuaj thiab cov tshuaj ntxuav. Yuav kom tau txais cov txheej txheem yooj yim, kev tsim kho yooj yim, kev ua haujlwm txhim khu kev qha thiab cov khoom siv thaiv dej pheej yig, peb tau tsim ib hom xov hlau tshiab uas thaiv dej-thaiv cov xov paj-thaiv cov xov paj swellable.
2 Lub hauv paus ntsiab lus ntawm kev thaiv dej thiab cov yam ntxwv ntawm cov xov thaiv dej
Lub luag haujlwm ntawm cov xov paj rwb thaiv dej yog siv lub cev tseem ceeb ntawm cov xov paj rwb thaiv dej los tsim cov gel loj (kev nqus dej tuaj yeem ncav cuag ntau lub sijhawm ntawm nws tus kheej lub ntim, xws li hauv thawj feeb ntawm dej tuaj yeem nthuav dav sai los ntawm kwv yees li 0.5 hli mus rau kwv yees li 5.0 hli txoj kab uas hla), thiab lub peev xwm khaws dej ntawm cov gel muaj zog heev, tuaj yeem tiv thaiv kev loj hlob ntawm cov ntoo dej, yog li tiv thaiv dej kom tsis txhob nkag mus thiab kis mus, kom ua tiav lub hom phiaj ntawm kev tiv thaiv dej. Raws li fiber optic cable yuav tsum tiv taus ntau yam xwm txheej ib puag ncig thaum lub sijhawm tsim khoom, sim, thauj mus los, khaws cia thiab siv, cov xov paj rwb thaiv dej yuav tsum muaj cov yam ntxwv hauv qab no kom siv rau hauv fiber optic cable:
1) Ib qho tsos huv si, tuab sib xws thiab cov qauv mos mos;
2) Ib qho kev muaj zog kho tshuab kom ua tau raws li qhov yuav tsum tau ua thaum tsim cov cable;
3) o sai, tshuaj lom neeg ruaj khov thiab muaj zog rau kev nqus dej thiab tsim gel;
4) Kev ruaj khov tshuaj zoo, tsis muaj cov khoom corrosive, tiv taus cov kab mob thiab pwm;
5) Kev ruaj khov zoo thermal, tiv taus huab cua zoo, hloov kho tau rau ntau yam kev ua tom qab thiab kev tsim khoom thiab ntau yam kev siv ib puag ncig;
6) Kev sib raug zoo nrog lwm cov ntaub ntawv ntawm fiber optic cable.
3 Cov xov dej tsis haum hauv daim ntawv thov ntawm cov xov fiber ntau optical
3.1 Kev siv cov xov uas tsis muaj dej hauv cov xov fiber optic
Cov chaw tsim khoom siv fiber optic cable tuaj yeem siv cov qauv cable sib txawv hauv cov txheej txheem ntau lawm kom tau raws li qhov xav tau ntawm cov neeg siv raws li lawv qhov xwm txheej tiag tiag thiab cov kev xav tau ntawm cov neeg siv:
1) Kev thaiv dej ntev ntawm lub plhaub sab nraud nrog cov xov dej thaiv
Hauv cov hlau nplaum uas muaj ...
Daim Duab 1: Kev siv cov xov thaiv dej hauv cov xov hluav taws xob kho qhov muag
2) Kev thaiv dej ntev ntawm lub cable core nrog cov xov dej thaivSiv tau rau hauv lub cable core ntawm ob ntu ntawm cov xov hlau thaiv dej, ib qho yog nyob rau hauv lub cable core ntawm cov hlau hlau reinforced, siv ob lub xov hlau thaiv dej, feem ntau yog cov xov hlau thaiv dej thiab cov hlau hlau reinforced muab tso rau hauv parallel, lwm cov xov hlau thaiv dej rau lub suab loj dua qhwv ib ncig ntawm cov hlau, kuj tseem muaj ob lub xov hlau thaiv dej thiab cov hlau hlau reinforced muab tso rau hauv parallel, siv cov xov hlau thaiv dej ntawm lub peev xwm nthuav dav kom thaiv dej; qhov thib ob yog nyob rau hauv qhov chaw xoob casing, ua ntej zawm lub sheath sab hauv, cov xov hlau thaiv dej ua ib txoj hlua khi siv, ob lub xov hlau thaiv dej rau lub suab me dua (1 ~ 2cm) nyob rau hauv qhov kev coj rov qab ib puag ncig, tsim ib lub thawv thaiv dej thiab me me, los tiv thaiv kev nkag ntawm dej, ua los ntawm "qhuav cable core" qauv.
3.2 Kev xaiv cov xov uas tiv taus dej
Yuav kom tau txais ob qho tib si dej tsis kam thiab kev ua haujlwm zoo hauv kev tsim khoom ntawm fiber optic cable, cov hauv qab no yuav tsum tau sau tseg thaum xaiv cov xov tsis kam dej:
1) Lub thickness ntawm cov xov thaiv dej
Yuav kom ntseeg tau tias qhov kev nthuav dav ntawm cov xov thaiv dej tuaj yeem sau qhov sib txawv hauv seem ntawm lub cable, qhov kev xaiv ntawm qhov tuab ntawm cov xov thaiv dej yog qhov tseem ceeb, tau kawg, qhov no yog cuam tshuam nrog qhov loj ntawm cov qauv ntawm lub cable thiab qhov nrawm ntawm cov xov thaiv dej. Hauv cov qauv cable yuav tsum txo qhov muaj qhov sib txawv, xws li kev siv cov nrawm nrawm ntawm cov xov thaiv dej, ces lub cheeb ntawm cov xov thaiv dej tuaj yeem txo qis rau qhov me tshaj plaws, yog li koj tuaj yeem tau txais kev ua tau zoo ntawm kev thaiv dej, tab sis kuj tseem yuav txuag tau cov nqi.
2) Qhov nrawm ntawm o thiab lub zog gel ntawm cov xov thaiv dej
IEC794-1-F5B kev ntsuam xyuas dej nkag mus rau hauv qhov seem ntawm cov xov fiber optic. Ntxiv 1m ntawm cov dej rau hauv 3m qauv ntawm cov xov fiber optic, 24 teev tsis muaj xau yog qhov tsim nyog. Yog tias qhov nrawm ntawm cov xov thaiv dej tsis ua raws li qhov nrawm ntawm kev nkag mus rau hauv dej, nws muaj peev xwm hais tias dej tau dhau los ntawm cov qauv hauv ob peb feeb ntawm kev pib xeem thiab cov xov thaiv dej tseem tsis tau o tag nrho, txawm hais tias tom qab ib lub sijhawm cov xov thaiv dej yuav o tag nrho thiab thaiv dej, tab sis qhov no kuj yog qhov tsis ua haujlwm. Yog tias qhov nrawm nthuav dav sai dua thiab lub zog gel tsis txaus, nws tsis txaus los tiv taus lub siab uas tsim los ntawm 1m dej kem, thiab kev thaiv dej kuj yuav tsis ua haujlwm.
3) Qhov mos ntawm cov xov dej thaiv
Raws li qhov mos ntawm cov xov thaiv dej rau ntawm cov khoom siv kho tshuab ntawm lub cable, tshwj xeeb tshaj yog qhov siab sab nraud, kev cuam tshuam tsis kam, thiab lwm yam, qhov cuam tshuam pom tseeb dua, yog li yuav tsum sim siv cov xov thaiv dej mos dua.
4) Lub zog tensile, elongation thiab ntev ntawm cov xov thaiv dej
Thaum tsim cov cable tray ntev, cov xov uas thaiv dej yuav tsum txuas ntxiv mus thiab tsis muaj kev cuam tshuam, uas yuav tsum tau muaj cov xov uas thaiv dej yuav tsum muaj lub zog tensile thiab elongation, kom ntseeg tau tias cov xov uas thaiv dej tsis raug rub thaum lub sijhawm tsim khoom, thaum lub cable ncab, khoov, thiab ntswj cov xov uas thaiv dej tsis raug puas tsuaj. Qhov ntev ntawm cov xov uas thaiv dej feem ntau nyob ntawm qhov ntev ntawm lub cable tray, kom txo tau cov xov hloov pauv ntau zaus hauv kev tsim khoom tas mus li, qhov ntev ntawm cov xov uas thaiv dej ntev dua qhov zoo dua.
5) Qhov acidity thiab alkalinity ntawm cov xov thaiv dej yuav tsum tsis muaj zog, txwv tsis pub cov xov thaiv dej yuav cuam tshuam nrog cov khoom siv cable thiab ua rau hydrogen sai sai.
6) Kev ruaj khov ntawm cov xov dej thaiv
Rooj 2: Kev sib piv ntawm cov qauv thaiv dej ntawm cov xov paj thaiv dej nrog lwm cov ntaub ntawv thaiv dej
| Piv cov khoom | Kev ntim kua txob | Lub nplhaib kaw dej kub yaj | Daim kab xev thaiv dej | Cov xov thaiv dej |
| Tiv thaiv dej | Zoo | Zoo | Zoo | Zoo |
| Kev ua tau zoo | Yooj yim | Nyuaj siab | Nyuaj dua | Yooj yim |
| Cov khoom siv kho tshuab | Tsim nyog | Tsim nyog | Tsim nyog | Tsim nyog |
| Kev ntseeg siab mus sij hawm ntev | Zoo | Zoo | Zoo | Zoo |
| Lub zog sib txuas ntawm lub sheath | Ncaj ncees | Zoo | Ncaj ncees | Zoo |
| Kev pheej hmoo ntawm kev sib txuas | Yog | No | No | No |
| Cov teebmeem oxidation | Yog | No | No | No |
| Cov kuab tshuaj | Yog | No | No | No |
| Qhov hnyav ib chav ntev ntawm cov cable fiber optic | Hnyav | Lub teeb | Hnyav dua | Lub teeb |
| Cov khoom siv tsis xav tau | Ua tau | No | No | No |
| Kev huv si hauv kev tsim khoom | pluag | Txom nyem dua | Zoo | Zoo |
| Kev tuav cov khoom siv | Cov nruas hlau hnyav | Yooj yim | Yooj yim | Yooj yim |
| Kev nqis peev rau cov khoom siv | Loj | Loj | Loj dua | Me me |
| Tus nqi khoom siv | Siab dua | Qis | Siab dua | Qis dua |
| Cov nqi tsim khoom | Siab dua | Siab dua | Siab dua | Qis dua |
Qhov ruaj khov ntawm cov xov thaiv dej feem ntau yog ntsuas los ntawm kev ruaj khov luv luv thiab kev ruaj khov ntev. Kev ruaj khov luv luv feem ntau yog suav tias yog qhov kub nce luv luv (extrusion sheath txheej txheem kub txog 220 ~ 240 ° C) ntawm cov xov thaiv dej dej thiab cov khoom siv kho tshuab ntawm qhov cuam tshuam; kev ruaj khov ntev, feem ntau xav txog kev laus ntawm cov xov thaiv dej nthuav dav, qhov nrawm nthuav dav, gel lub zog thiab kev ruaj khov, lub zog tensile thiab elongation ntawm qhov cuam tshuam, cov xov thaiv dej yuav tsum nyob rau hauv lub neej tag nrho ntawm lub cable (20 ~ 30 xyoo) yog Dej tsis kam. Zoo ib yam li cov roj thaiv dej thiab daim kab xev thaiv dej, lub zog gel thiab kev ruaj khov ntawm cov xov thaiv dej yog ib qho tseem ceeb. Cov xov thaiv dej nrog lub zog gel siab thiab kev ruaj khov zoo tuaj yeem tswj tau cov khoom thaiv dej zoo rau lub sijhawm ntev. Ntawm qhov tsis sib xws, raws li cov qauv hauv tebchaws German, qee cov ntaub ntawv nyob rau hauv cov xwm txheej hydrolysis, gel yuav decompose rau hauv cov khoom siv hnyav molecular tsawg heev, thiab yuav tsis ua tiav lub hom phiaj ntawm kev tiv thaiv dej ntev.
3.3 Kev siv cov xov uas thaiv dej
Cov xov uas thaiv dej ua cov khoom siv thaiv dej zoo heev rau cov xov hluav taws xob optical cable, tab tom hloov cov roj nplaum, cov nplaum kub yaj uas thaiv dej thiab daim kab xev thaiv dej, thiab lwm yam uas siv ntau heev hauv kev tsim cov xov hluav taws xob optical cable, Daim Ntawv 2 ntawm qee yam ntawm cov yam ntxwv ntawm cov khoom siv thaiv dej no rau kev sib piv.
4 Xaus Lus
Hauv kev xaus, cov xov dej thaiv yog cov khoom siv thaiv dej zoo heev rau cov xov hluav taws xob optical, nws muaj cov yam ntxwv ntawm kev tsim kho yooj yim, kev ua haujlwm txhim khu kev qha, kev ua haujlwm siab, yooj yim siv; thiab kev siv cov khoom siv sau cov xov hluav taws xob optical muaj qhov zoo ntawm qhov hnyav, kev ua haujlwm txhim khu kev qha thiab tus nqi qis.
Lub sijhawm tshaj tawm: Lub Xya Hli-16-2022