Abstract: Qhov zoo ntawm cov fiber optic cable ua rau nws siv hauv kev sib txuas lus tas li nthuav dav, txhawm rau hloov kho rau ntau qhov chaw sib txawv, qhov kev txhawb nqa sib xws feem ntau yog ntxiv rau hauv cov txheej txheem tsim ntawm fiber optic cable kom tau raws li qhov xav tau sib txawv. Daim ntawv no feem ntau qhia txog qhov zoo ntawm cov iav fiber yarn (piv txwv li iav fiber yarn) ua fiber optic cable txhawb nqa, thiab luv luv qhia txog cov qauv thiab kev ua tau zoo ntawm fiber optic cable txhawb nqa nrog iav fiber yarn, thiab luv luv tshuaj xyuas qhov nyuaj hauv kev siv iav fiber yarn.
Cov lus tseem ceeb: kev txhawb zog, iav fiber xov paj
1. Kev piav qhia keeb kwm yav dhau los
Kev yug thiab kev loj hlob ntawm kev sib txuas lus fiber optic yog ib qho tseem ceeb hauv keeb kwm ntawm kev sib txuas lus, kev sib txuas lus fiber optic tau hloov pauv txoj kev sib txuas lus ib txwm muaj, ua rau nws muaj peev xwm sib txuas lus ntawm kev kub ceev thiab muaj peev xwm siab yam tsis muaj kev cuam tshuam magnetic. Nrog rau kev txhim kho tas mus li ntawm fiber optic cable thiab kev sib txuas lus thev naus laus zis, kev sib txuas lus fiber optic kuj tau txhim kho zoo heev, fiber optic cable nrog txhua qhov kom zoo dua ua rau nws siv qhov dav hauv kev sib txuas lus tas li, tam sim no, fiber optic cable nrog kev loj hlob sai thiab ntau yam kev siv tau nkag mus rau ntau qhov chaw ntawm kev sib txuas lus wired tau dhau los ua hom kev sib txuas lus tseem ceeb ntawm kev sib txuas lus niaj hnub, qhov cuam tshuam rau lub neej hauv zej zog ntau dua thiab tob dua.
2. Daim ntawv thov ntawm feem ntau thiab hom kev txhawb nqa
Yuav kom hloov tau raws li qhov chaw sib txawv, feem ntau cov khoom siv txhawb nqa raug ntxiv rau hauv cov txheej txheem tsim cable lossis cov qauv cable raug hloov pauv kom tau raws li qhov xav tau sib txawv. Cov khoom siv fiber optic cable txhawb nqa tuaj yeem muab faib ua cov hlau txhawb nqa thiab cov khoom siv tsis yog hlau, cov khoom siv hlau txhawb nqa tseem ceeb yog cov hlau sib txawv ntawm cov hlau, daim kab xev txhuas, thiab lwm yam, cov khoom siv tsis yog hlau feem ntau yog FRP, KFRP, daim kab xev tiv thaiv dej, aramid, xov khi, xov iav fiber, thiab lwm yam. Vim tias qhov nyuaj thiab lub zog ntawm cov hlau txhawb nqa, nws feem ntau yog siv rau hauv kev tsim kho thiab siv ib puag ncig nrog cov kev xav tau siab rau kev nruj axial, xws li kev tso sab nraum zoov thiab cov kav dej, kev faus ncaj qha thiab lwm yam. Cov khoom siv tsis yog hlau txhawb nqa Vim muaj ntau yam, lub luag haujlwm ua si los ntawm ntau yam. Vim tias cov khoom siv tsis yog hlau yog qhov mos thiab lub zog tensile me dua li cov hlau txhawb nqa, nws tuaj yeem siv sab hauv tsev, hauv tsev, ntawm cov plag tsev, lossis txuas rau cov hlau txhawb nqa fiber optic cables thaum muaj kev xav tau tshwj xeeb. Rau qee qhov chaw tshwj xeeb, xws li qhov chaw uas nas nyob tau hais los saum toj no, xav tau kev txhawb nqa tshwj xeeb kom ua tau raws li tsis yog tsuas yog qhov kev ntxhov siab axial thiab lateral xav tau xwb, tab sis kuj tseem muaj cov yam ntxwv ntxiv, xws li kev tiv thaiv kev zom. Daim ntawv no qhia txog kev siv cov xov fiberglass ua kev txhawb nqa hauv RF rub tawm cable, yeeb nkab npauj npaim cable thiab cov cable tiv thaiv nas.
3. Cov iav fiber ntau thiab nws cov txiaj ntsig
Cov iav fiber yog ib hom khoom siv tshiab, nrog cov khoom uas tsis kub hnyiab, tiv taus corrosion, kub siab, nqus dej noo, elongation thiab lwm yam khoom zoo heev, hauv hluav taws xob, tshuab, tshuaj lom neeg thiab kho qhov muag, yog li muaj ntau siv hauv ntau yam lag luam. Cov iav fiber muaj peev xwm muab faib ua ob hom: cov xov tsis muaj twist thiab cov xov twisted, uas feem ntau siv rau kev tsim cov cable fiber optic.
Cov iav fiber ntau ua ib qho kev txhawb nqa fiber optic cable, muaj cov txiaj ntsig zoo li nram no:
(1) nyob rau hauv qhov yuav tsum tau muaj zog tensile ntawm lub sijhawm hloov aramid, tsim cov fiber optic cable tensile elements, economic thiab ua tau. Aramid yog ib qho tshiab high-tech synthetic fiber, nrog rau qhov zoo ntawm ultra-high strength, high modulus thiab high temperature resistance. Tus nqi ntawm aramid tau siab, uas kuj cuam tshuam ncaj qha rau tus nqi ntawm fiber optic cable. Fiberglass yarn yog kwv yees li 1/20 ntawm aramid hauv tus nqi, thiab lwm yam kev ua tau zoo tsis txawv ntau piv rau aramid, yog li fiberglass yarn tuaj yeem siv los hloov aramid, thiab kev lag luam zoo dua. Kev sib piv kev ua tau zoo ntawm aramid thiab fiberglass yarn tau qhia hauv lub rooj hauv qab no.
Cov Lus Qhia Sib Piv ntawm Kev Ua Tau Zoo ntawm Cov Xov Paj Aramid thiab Cov Iav Fiber
(2) Cov xov fiberglass tsis muaj tshuaj lom thiab tsis ua rau muaj kev phom sij, tsis yooj yim hlawv, tiv taus corrosion, kub siab, elongation qis, tshuaj ruaj khov, thiab ua tau raws li RoHS cov kev cai ua haujlwm ntawm cov xov fiber ntau. Cov xov fiber ntau iav kuj muaj kev hnav thiab corrosion zoo dua, kev txuag kub thiab cov khoom rwb thaiv tsev. Nws ua kom ntseeg tau tias cov xov fiber ntau optic tuaj yeem ua haujlwm ib txwm nyob rau hauv qhov kub siab lossis qis, thiab nws tuaj yeem hloov kho rau qhov chaw hnyav dua. Cov khoom rwb thaiv tsev ua rau cov xov fiber ntau optic tiv thaiv xob laim lossis lwm yam kev cuam tshuam electromagnetic, tuaj yeem siv dav hauv cov xov fiber ntau dielectric tag nrho.
(3) Cov iav fiber ntau uas muaj cov xov fiber optic cable tuaj yeem ua rau cov qauv cable compact thiab ua rau lub cable tensile thiab compressive zog.
(4) Cov iav fiber uas thaiv dej yog ib txoj hauv kev zoo tshaj plaws los thaiv dej hauv cov xov fiber optic. Cov dej thaiv dej ntawm cov iav fiber uas thaiv dej zoo dua li cov aramid uas thaiv dej, uas muaj qhov nqus tau 160%, thaum cov iav fiber uas thaiv dej muaj qhov nqus tau 200%. Yog tias cov iav fiber ntau ntxiv, qhov dej thaiv dej yuav zoo dua. Nws yog cov qauv thaiv dej qhuav, thiab tsis tas yuav so cov roj nplaum thaum lub sijhawm sib koom ua ke, uas yooj yim dua rau kev tsim kho thiab ua raws li qhov xav tau ntawm ib puag ncig.
(5) Cov xov fiberglass ua cov qauv txhawb nqa ntawm cov xov fiber optic muaj kev ywj pheej zoo, uas tuaj yeem tshem tawm qhov tsis zoo ntawm cov xov fiber optic uas tawv dhau thiab tsis yooj yim khoov vim yog kev txhawb nqa, uas muab kev yooj yim rau txhua yam ntawm kev tsim khoom thiab kev teeb tsa. Nws muaj me ntsis cuam tshuam rau kev ua haujlwm khoov ntawm cov xov fiber optic, thiab lub vojvoog khoov tuaj yeem txog li 10 npaug ntawm txoj kab uas hla sab nraud ntawm cov xov, uas yog qhov tsim nyog dua rau qhov chaw teeb tsa nyuaj.
(6) Qhov ceev ntawm cov iav fiber yarn yog 2.5g / cm3, cov fiber optic cable nrog iav fiber yarn ua kev txhawb nqa yog lub teeb hauv qhov hnyav, txo cov nqi thauj mus los.
(7) Cov xov iav fiber kuj muaj kev ua tau zoo tiv thaiv nas. Hauv ntau thaj chaw thiab thaj chaw roob hauv Suav teb, cov nroj tsuag no haum rau cov nas kom muaj sia nyob, thiab cov ntxhiab tsw tshwj xeeb uas muaj nyob hauv lub hnab yas ntawm cov xov fiber optic yooj yim nyiam cov nas kom tom, yog li cov kab sib txuas lus feem ntau raug kev tom ntawm nas hauv qee lub sijhawm thiab cuam tshuam rau qhov zoo ntawm kev sib txuas lus, thiab hauv cov xwm txheej loj, nws tuaj yeem ua rau kev xaus ntawm lub network sib txuas lus ntawm lub cev thiab ua rau muaj kev puas tsuaj loj rau zej zog. Qhov zoo thiab qhov tsis zoo ntawm cov txheej txheem tiv thaiv nas thiab cov xov iav fiber tiv thaiv nas tau muab piv rau hauv cov lus hauv qab no.
6. Xaus Lus
Hauv kev xaus, cov iav fiber ntau tsis yog tsuas yog muaj kev ua tau zoo heev, tab sis kuj tseem pheej yig, uas yuav tsum ua kom siv tau ntau dua thiab dav dua fiber optic cable reinforcement, txo cov nqi tsim khoom ntawm cov tuam txhab fiber optic cable, thiab ua tau raws li qhov xav tau sib txawv ntawm cov neeg siv khoom hauv tsev thiab txawv teb chaws.
Lub sijhawm tshaj tawm: Lub Xya Hli-09-2022