I. Vim li cas Connectors tseem ceeb tshaj qhov koj xav
Kuv tau saib ntau txoj haujlwm fiber ntau mus rau sab. Tsis yog vim tsis zoo cable lossis tsis ncaj ncees lawm transceivers - tab sis vim ib tug neeg xaiv txoj kev sib txuas tsis raug rau txoj haujlwm. Nws suab zoo li me me. Nws tsis yog.
Cov khoom sib txuas yog qhov twg lub teeb tiag hla ntawm ib daim ntawm fiber ntau mus rau lwm qhov. Txhua qhov kev sib tshuam yog qhov ua rau poob qis, qhov kev pheej hmoo ntawm kev ntseeg siab, thiab kev saib xyuas mob taub hau yog tias ua tsis yog. Tau txais nws txoj cai thiab koj tsis nco qab nws muaj. Tau txais nws tsis ncaj ncees lawm thiab koj rov qab los rau ntawm qhov chaw nrog OTDR rau lub hlis tom qab xav tsis thoob vim li cas cov khoom lag luam poob.
Tam sim no, muaj ob txoj hauv kev tseem ceeb rau kev txiav cov fiber ntau hauv thaj teb: cov khoom siv ib txwm siv (xav tias LC lossis SC, txiav tawm ntawm fusion splicing) thiab cov khoom sib txuas ceev, ib pawg tshiab uas hla lub splicer nkaus. Ob leeg ua haujlwm. Tsis yog universally zoo dua. Qhov kev xaiv nyob ntawm seb koj tab tom tsim dab tsi, sai npaum li cas koj xav tau los tsim nws, thiab cov peev nyiaj koj ua haujlwm nrog.
Cia kuv taug kev los ntawm ob qho tib si - tsis yog daim ntawv qhia tshwj xeeb, tab sis raws li ib tus neeg uas tau siv lawv ntawm txoj haujlwm tiag.
II.Fast Connectors: Ceev yog Tag Nrho Cov Ntsiab Lus
Qhov Lawv Tiag Tiag
Ib qho kev sib txuas ceev (qee zaum hu ua ib daim teb -installable lossis mechanical splice connector) tso cai rau koj tshem tawm cov fiber ntau ntawm -site hauv feeb - tsis muaj fusion splicer, tsis muaj tshuab polishing, tsis muaj epoxy. Cov thev naus laus zis sab hauv yog qhov yooj yim: ob qho tib si ua ntej - polished fiber ntau hauv lub cev sib txuas nrog koj cov khoom siv fiber ntau los ntawm qhov ntsuas - txuam gel, los yog lub tshuab clamp tuav ob qhov kawg ntawm kev sib tw.
Cov gel ua rau qhov sib txawv me me ntawm cov fiber ntau kawg thiab ua kom qhov muag tsis pom. Nws tsis yog khawv koob - nws yog physics. Thiab nws ua haujlwm zoo txaus rau ntau yam kev siv.
Tiag -Lub Ntiaj Teb Piv Txwv: FTTH Xeem-Mile Drops
Ib qho zoo -cov ntaub ntawv siv tau los ntawm FTTH rollouts thoob plaws Asia thiab nyob deb nroog Europe. ISPs xa cov fiber ntau rau ib lub tsev ntsib teeb meem kev lag luam phem: them cov ntawv pov thawj fusion-splice tus kws tshaj lij tuaj xyuas txhua qhov chaw cov neeg siv khoom - qee zaum ntau pua chav nyob hauv ib lub lis piam - yog kim thiab qeeb.
Ib daim ntawv dawb 2022 luam tawm los ntawm Corning ("Field Termination in FTTH Networks") tau sau tseg tias cov khoom sib txuas ceev tau txo qhov nruab nrab ntawm ib -tej sijhawm txiav tawm los ntawm kwv yees li 45 feeb (fusion splice) mus rau qis dua 8 feeb, nrog rau qhov poob qis rau luv kawg - mais khiav feem ntau hauv qab 300 meters. Lub sijhawm sib txawv ntawd txhais ncaj qha rau hauv tus nqi ua kom cov neeg siv khoom siv thiab kev ua haujlwm nrawm.
Tau qhov twg los: Corning Optical Communications, "Field Termination Solutions for FTTH Deployments," 2022 Technical White Paper.
Kuv twb pom tib lub zog ua si tawm ntawm cov hauj lwm me thiab. Kev sib txuas ceev ceev yog qhov ua tau tiag tiag thaum koj txiav tawm 20 tee hla 20 qhov sib txawv ntawm tib hnub.
Dab tsi Fast Connectors zoo ntawm
Ceev: Ib tus neeg paub txog kev txhim kho tuaj yeem txiav qhov kawg ntawm fiber ntau hauv 5 feeb lossis tsawg dua. Txawm tias tus neeg pib tuaj txog hauv 15 feeb tom qab kev cob qhia yooj yim.
Tus nqi pib qis: Ib qho nrawm nrawm- cov khoom siv txuas txuas - cleaver, lub tsho stripper, cov khoom siv txuas - khiav li ntawm $ 200 txog $ 500. Muab piv rau qhov fusion splicer.
Flexibility: Koj tuaj yeem txiav txoj cai ntawm qhov kawg taw tes. Tsis muaj routing cable rov qab mus rau lub laub splicing.
Kev kho thaum muaj xwm txheej ceev: Cable txiav, network down, tsis muaj splicer ntawm lub tsheb? Fast connectors yog koj xaiv thaum muaj xwm ceev.
Txoj Kev Ncaj Ncees
Kuv xav kom ncaj ncees txog qhov no: ceev connectors tsis zoo ib yam li fusion splices. Insertion poob feem ntau khiav ntawm 0.2 thiab 0.5 dB ib qho kev sib txuas. Rau ib tug luv luv khiav nrog ib los yog ob connectors, uas yog zoo. Nyob rau hauv ib txoj kab ntev ntawm kev sib txuas lossis kev poob - pob nyiaj - pob txha rhiab heev, nws ntxiv nrawm.
Lub tshuab sib koom ua ke kuj tseem me ntsis yooj yim dua li daim ntawv cog lus fused iav. Hauv siab -kev vibration ib puag ncig - xav tias muaj chaw ua haujlwm, sab nraum zoov pedestals nyob rau hauv huab cua huab cua - qhov Performance index- txuam gel tuaj yeem degrade ntau xyoo. Nws tsis yog hom kev ua tsis tiav, tab sis nws yog ib qho tiag.
III.Ib txwm Fiber Optic Connectors: Tus Qauv Ua Haujlwm
Cov txheej txheem uas tau khiav hauv Internet tau ntau xyoo lawm
Tsoos fiber ntau txiav txhais tau tias fusion splicing. Koj tshem tawm cov fiber ntau, ntxuav nws, txiav nws mus rau qhov kawg tiaj tiaj -lub ntsej muag, thauj nws mus rau hauv lub fusion splicer uas aligns cov cores tau siv lub koob yees duab thiab servo motors, ces tua hluav taws xob arc kom yaj ob lub iav xaus ua ke mus tas li. Tag nrho cov splice - suav nrog kev sim - siv sijhawm 20 mus rau 60 feeb ntawm ib qho kev sib txuas, nyob ntawm tus neeg nruab qhov kev txawj ntse thiab ib puag ncig.
Qhov tshwm sim yog iav - rau - iav daim ntawv cog lus uas tseem ceeb mus tas li. Tsis muaj gel, tsis muaj cov tshuab clamp, tsis muaj interface - tsuas yog iav txuas ntxiv. Ua kom raug, qhov poob qis hauv qab 0.1 dB. Rov qab poob siab tshaj 60 dB. Cov lej no tseem ceeb heev hauv cov chaw zov me nyuam thiab cov pob txha caj qaum.
Tiag -Kev Piv Txwv Ntiaj Teb: Hyperscale Data Centers
Google cov ntaub ntawv chaw tsim kho pab pawg tau tshaj tawm cov txheej txheem txheej txheem hauv xyoo 2021 piav qhia txog lawv cov qauv cog fiber ntau. Lawv qhia meej fusion-splice LC/APC thiab MTP/MPO kev sib txuas thoob plaws hauv lawv cov pob txha pob txha. Qhov laj thawj yog qhov yooj yim: ntawm qhov ntsuas ntawm ntau pua txhiab qhov kev sib txuas ntawm fiber ntau, txawm tias qhov sib txawv ntawm 0.2 dB ib qho txuas txuas mus rau qhov muaj txiaj ntsig kho qhov muag hluav taws xob poob nyiaj thoob plaws ntau -hop txoj kev.
Source: Google Infrastructure, "Fiber Plant Design Principles in Hyperscale Data Centers," 2021 Infrastructure Summit nthuav qhia.
Tib qhov laj thawj siv tau rau cov neeg nqa xov tooj. AT&T cov ntaub ntawv txheej txheem kev ua haujlwm (piv txwv li hais hauv FCC cov ntaub ntawv) yuav tsum tau fusion splicing ntawm tag nrho cov caj qaum fiber ntau ntu. Tsis muaj mechanical connectors nyob rau hauv cov tub ntxhais. Qhov kev ntseeg siab bar tsuas yog siab dhau.
Dab tsi Traditional Connectors zoo ntawm
Ultra- qhov poob qis qis: Sub-0.1 dB yog niaj hnub. Qhov no tsis yog - sib tham tau nyob rau hauv ntev - tsheb thauj mus los los yog high-density switching ib puag ncig.
Kev ntseeg tau ruaj khov: Kev ua kom zoo fusion splice kav ntau xyoo. Lub iav tsis hloov, plam, lossis degrade.
Kev lag luam tus qauv kev sib raug zoo: LC, SC, MTP/MPO - txhua qhov hloov pauv, transceiver, thiab thaj vaj huam sib luag hauv ntiaj teb lees txais cov no.
Loj -scale kev lag luam: Ntawm 500+ splices, tus nqi pem hauv ntej ntawm tus splicer tau txais amortized sai. Ib -splice nqi poob zoo hauv qab cov connectors ceev.
Tus nqi tiag
Kev nkag tau zoo- theem fusion splicer - Fujikura 62S lossis Sumitomo TYPE-82C, piv txwv li - tus nqi ntawm $ 3,500 thiab $ 6,000. Cov chav kawm qib siab tshaj lij siv hauv kev sib tham hauv xov tooj ua haujlwm khiav $ 8,000 txog $ 12,000+. Tom qab ntawd ntxiv cov cleaver precision ($ 500– $ 2,000), OTDR rau kev sim ($ 3,000– $ 8,000), thiab tus nqi ntawm kev cob qhia cov kws tshaj lij siv txhua yam kom raug.
Rau ib qhov project me me, qhov kev nqis peev no tsis muaj txiaj ntsig. Rau ib lub koom haum ua haujlwm txuas ntxiv fiber ntau, nws them rau nws tus kheej sai. Tab sis qhov thaiv kev nkag mus yog tiag tiag.
IV. Sab-los ntawm-Sab: Tus lej
Nov yog qhov sib piv yooj yim thoob plaws qhov ntev uas tseem ceeb tshaj plaws ntawm txoj haujlwm tiag tiag:
|
Dimension |
Fast Connector |
Ib txwm Connector |
|
Nruab Sijhawm |
3-10 min rau kev txiav tawm |
20-60 min (spling + kuaj) |
|
Cov cuab yeej nce qib |
~$200-$500 ib |
$3,000–$12,000+ rau splicer |
|
Insertion Loss |
0.2-0.5 dB feem ntau |
< 0.1 dB (fusion splice) |
|
Ntev - Lub Sijhawm Kev Ntseeg |
Zoo (mechanical sib koom) |
Zoo heev (iav-rau- iav daim ntawv cog lus) |
|
Yuav tsum muaj kev txawj ntse |
Tsawg - 1 teev kev cob qhia |
Siab - lub lim tiam ntawm kev xyaum |
|
Qhov Zoo Tshaj Plaws |
Me me / nruab nrab, nthuav tawm - tawm haujlwm |
Loj, centralized deployments |
|
Teb Flexibility |
Siab - ua haujlwm nyob qhov twg |
Txwv los ntawm cov khoom siv loj / qhov hnyav |
Ib yam uas lub rooj tsis ntes: qhov txuj ci nkhaus. Fast connectors yog tiag tiag yooj yim kawm. Kuv tau cob qhia cov neeg uas tsis muaj fiber ntau uas tau ua kom huv si tsis pub dhau ib teev. Fusion splicing yuav siv sij hawm ntau lub lis piam los ua qhov zoo ib yam thiab ntau lub hlis los ua kom zoo nyob rau hauv lub teeb pom kev tsis zoo nyob rau saum tus ntaiv.
V. Yuav xaiv li cas: Cov xwm txheej tiag tiag
Mus nrog Fast Connectors Yog ...
Koj tab tom ua FTTH cov neeg rau npe poob - ntau ntawm lawv, kis thoob plaws ntau qhov chaw, xav tau kev ua kom sai.
Koj cov peev nyiaj tsis tuaj yeem nqus tau $5,000+ hauv cov cuab yeej splicer rau ib qho me me lossis ib qho haujlwm - sijhawm.
Koj tab tom kho qhov xwm txheej ceev thiab lub network yuav tsum rov qab los hnub no, tsis yog tag kis.
Koj pab neeg tsis muaj ntawv pov thawj fusion splicers thiab kev cob qhia tsis yog ib qho kev xaiv tam sim no.
Cov fiber ntau khiav yog luv luv - hauv qab 500 meters - qhov twg qhov kev nkag siab me ntsis tsis ua rau muaj teeb meem.
Mus nrog Traditional Connectors Yog ...
Koj tab tom tsim lossis nthuav cov ntaub ntawv chaw sib cuam tshuam qhov twg txhua 0.1 dB teeb meem thiab lub sijhawm poob qis yog ntsuas hauv nyiaj ib ob.
Kev khiav yog ntev - qaum txuas, lub tsev kawm ntawv rings, metro fiber ntau - qhov twg cov nyiaj poob qis yog nruj.
Koj tab tom siv siab -qhov ceev MTP/MPO lub cev uas xav tau kev sib raug zoo ntawm ntau pua kev sib txuas.
Koj pab neeg twb tau cob qhia thiab nruab. Ntawm qhov ntsuas, fusion splicing yog tiag tiag pheej yig dua ib qho kev sib txuas dua li cov khoom sib txuas ceev.
Ib puag ncig hnyav - sab nraum zoov, kev lag luam, siab - kev co - thiab koj xav tau daim ntawv cog lus uas yuav tsis cuam tshuam los ntawm gel degradation dhau sijhawm.
Hybrid Approach (Dab tsi Feem Ntau Cov Ntse Network Ua Tau)
Honestly, qhov teeb meem feem ntau kuv pom hauv cov tes hauj lwm tsim tau zoo yog kev sib xyaw ntawm ob qho tib si. Cov pob txha caj qaum thiab cov txheej txheem faib khoom siv fusion-spliced tsoos connectors - poob qis, ruaj khov, txhim khu kev qha. Cov txheej txheem nkag thiab cov neeg siv khoom hauv tsev siv cov khoom sib txuas ceev - pheej yig, ceev, hloov tau.
Qhov no tsis yog kev sib haum xeeb. Nws yog cov cuab yeej tsim nyog rau txhua feem ntawm txoj haujlwm. Ib qhov dej- tsim FTTH network zoo li qhov no: fusion splices nyob rau hauv lub feeder thiab tis cog, ceev connectors ntawm ONT poob ntawm cov neeg siv khoom thaj chaw. Koj tau txais qhov kev ua tau zoo uas qhov kev ua tau zoo tseem ceeb thiab kev txuag nqi qhov twg lawv tseem ceeb dua.
VI. Kev xav zaum kawg
Qhov kev sib cav "fast connector vs. tsoos connector" feem ntau yog ib qho kev xaiv cuav. Lawv tsis sib ntaus sib tua rau tib txoj hauj lwm. Cov kev sib txuas ceev tau hloov pauv qhov ua tau rau cov pab pawg me thiab kev xa tawm sai sai - uas muaj txiaj ntsig tiag tiag. Kev lig kev cai fusion splicing tsis mus qhov twg vim nws cov kev ua tau zoo hauv pem teb yog siab dua txhua yam khoom siv sib txuas tuaj yeem sib phim hnub no.
Yog hais tias kuv yuav tsum tau tso koj nrog ib txoj cai: phim txoj kev txuas mus rau qhov kev ua tau zoo, tsis yog qhov yooj yim. Siv cov khoom sib txuas ceev ceev uas qhov ceev thiab tus nqi tseem ceeb tshaj qhov poob nyiaj. Siv fusion splicing qhov twg qhov kev ua haujlwm kho qhov muag tsis yog - sib tham tau. Siv ob qho tib si hauv tib lub network thaum tus tsim hu rau nws.
Ob lub thev naus laus zis tseem tab tom txhim kho. Fusion splicer manufacturers - Fujikura, Sumitomo, INNO Instrument - yog tso cov cav tov nrog AI- pab core alignment thiab sub-30-thib ob splice cycles. Fast connector manufacturers yog txhim kho gel formulations thiab ferrule kam rau ua kom kaw qhov poob qhov sib txawv. Hauv tsib xyoos, ob qho kev xaiv yuav zoo dua li niaj hnub no.
Xaiv lub cuab yeej zoo. Tsim kom raug. Ntsuam xyuas txhua yam. Qhov txuas koj yuav khuv xim yog qhov koj xaiv vim nws pheej yig dua lossis sai dua yam tsis tau kuaj xyuas seb nws puas yog qhov haum rau txoj haujlwm.
VII. Cov Lus Nug
Puas yog fast connectors ua tau ntev txaus rau kev txhim kho mus tas li?
Yog, rau ntau daim ntawv thov. Cov tuam txhab loj - Corning, CommScope, Panduit - tshaj tawm MTBF cov ntaub ntawv thiab cov txiaj ntsig kev xeem ib puag ncig uas qhia cov rooj sib tham ceev ceev lossis tshaj TIA-568 thiab IEC 61754 cov kev cai. Lub caveat yog ib puag ncig heev. Yog tias koj tab tom txiav tawm hauv qhov chaw uas muaj kev vibration hnyav, qhov kub thiab txias hloov pauv, los yog lub sijhawm ntev ntawm kev ya raws, fusion splicing yog qhov kev nyab xeeb ntev dua - lub sijhawm xaiv. Rau cov txheej txheem sab hauv tsev lossis tswj-tawm sab nraud, cov khoom sib txuas ceev ceev tuav tau zoo.
Puas yuav fusion splicing nws thiaj li tau hloov los ntawm kev sib txuas ceev?
Tsis nyob rau hauv qhov tseeb nyob ze - lub sij hawm ncua sij hawm. Lub hauv paus physics ntawm iav - rau - iav fused daim ntawv cog lus ua rau qis qis qis thiab siab rov qab poob ntau dua li txhua qhov kev sib cuam tshuam tuaj yeem sib phim. Fusion splicing yuav nyob twj ywm tus qauv rau qaum, cov ntaub ntawv chaw, thiab cov neeg nqa khoom-qib tes hauj lwm rau yav tom ntej. Cov kev sib txuas ceev ceev yuav ua rau lawv loj hlob ntawm lawv cov kev nkag mus thiab cov neeg siv khoom lag luam - uas yog qhov uas lawv tau txais txiaj ntsig zoo tshaj plaws, thiab qhov ntawd yog kev lag luam loj heev.
Kuv tab tom khiav fiber ntau rau kuv qhov chaw ua haujlwm hauv tsev. Kuv yuav siv qhov twg?
Fast connector, tsis muaj lus nug. Qhov kev ncua deb hauv tsev khiav yog luv - yuav luag tsis tshaj 100 meters. Ntawm qhov ntau, qhov sib txawv ntawm qhov sib txawv ntawm qhov sib txuas ceev (0.3 dB) thiab fusion splice (0.05 dB) tsis cuam tshuam rau koj qhov kev ua tau zoo ntawm lub network. Cov khoom siv txuas nrawm raug nqi ib feem ntawm fusion splicer, thiab koj tuaj yeem nruab nws tus kheej nyob rau yav tav su nrog kev qhia hauv YouTube thiab $ 30 fiber ntau cleaver. Txuag cov fusion splicing pob nyiaj siv rau ib tus neeg tsim cov ntaub ntawv chaw.
