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Lapho kwakhiwe isikhungo sedatha, kusetshenziswa inethiwekhi ye-FTTH, noma kuthuthukiswa ingqalasizinda yezintambo zebhizinisi, abathengi abaningi bacabanga ukuthi zonke izintambo ze-fiber patch zisebenza ngendlela efanayo. Nokho, empeleni, umehluko ohlotsheni lwe-fiber, ukupholisha izixhumi, izinto zejakethi, kanye nesakhiwo sekhebula kungathinta ngqo ukuzinza kwenethiwekhi kanye nokusebenza kokudlulisela. Ukukhetha okungalungile intambo yokunamathiselakungaholela ekuncipheni okuphezulu, izimpawu ezingazinzile, noma isikhathi sokungasebenzi esingalindelekile ngemva kokufakwa. Yingakho ukukhetha imininingwane efanele yendawo yangempela yokufakwa kubalulekile.
Yasungulwa ngo-2006,I-Oyi International, Ltd.Ingumkhiqizi we-fiber optic oseShenzhen onesipiliyoni seminyaka ecishe ibe ngu-20 emikhiqizweni yokuxhumana kwe-fiber kanye nezixazululo ze-optical ezenziwe ngokwezifiso. Ikhonza opharetha bezokuxhumana, osonkontileka, kanye nabahlanganisi benethiwekhi emhlabeni jikelele, i-OYI igxile ekukhiqizeni okuthembekile, ukulawulwa kwekhwalithi okuqinile, kanye nokukhiqizwa kwe-OEM/ODM okuguquguqukayo.
Khetha OkufaneleUhlobo lwefayibha
Isinyathelo sokuqala ukunquma ukuthi uhlelo lokusebenza ludinga i-fiber yemodi eyodwa noma yemodi eminingi. Ukusebenzisa uhlobo olungalungile kungenye yezimbangela ezivame kakhulu zokulahleka kwesignali kanye nokwehluleka kwesixhumanisi.
1.Intambo Yesichibi Semodi Eyodwa(OS1/OS2)
Izintambo zokuxhuma zemodi eyodwa zine-core yefayibha engu-9μm evumela ukukhanya ukuthi kuhambe ngokusabalala okuncane, okwenza kube kuhle kakhulu ekuxhumaneni okubonakalayo okude. Kuye ngokwakhiwa kwenethiwekhi nokusebenza kwemishini, amabanga okudlulisela angasukela kumakhilomitha ambalwa kuya kumakhilomitha angaphezu kwe-100.
Ngenxa yekhono lazo lokugcina ubuqotho besignali ebangeni elide, izintambo zokuxhuma zemodi eyodwa zisetshenziswa kabanzi kumanethiwekhi okuxhumana kanye nakwamanye amaphrojekthi engqalasizinda enkulu ye-optical.
Izinhlelo zokusebenza ezijwayelekile zifaka:
1) Amanethiwekhi okuxhumana ngocingo kanye nezinkampani ezithwala imithwalo yemfanelo
2) Amanethiwekhi okuphakelayo kanye nokusabalalisa kwe-FTTH
3) Isisekelo senethiwekhi yekhampasi kanye nedolobha
4) Ukuxhumeka kwe-WAN okude
5) Ukuxhumeka kwesikhungo sedatha (i-DCI)
Kulezi zimo, ukuncishiswa okuphansi kanye nekhwalithi yesignali ehambisanayo kubalulekile. Izintambo ze-OYI ze-OS2 zemodi eyodwa ziyakhiqizwa futhi zihlolwe ukuqinisekisa ukusebenza okuthembekile kumanethiwekhi e-optical ane-bandwidth ephezulu, zisekela izinhlelo zokusebenza ezisukela kwingqalasizinda yezokuxhumana yezinga labathwali kuya ezinhlelweni zokudlulisa zesimanje ze-10G, 100G, kanye nesivinini esiphezulu.
2.Intambo Yesiqeshana Semodi Eningi (OM2/OM3/OM4/OM5)
I-fibre ye-Multimode inosayizi omkhulu we-core, ngokuvamile ongu-50μm noma u-62.5μm, okwenza ifaneleke kahle ekudlulisweni kwedatha okusheshayo, ibanga elifushane ngaphakathi kwezakhiwo kanye nezindawo zasekhempasini. Ukusebenza kwayo kahle kwezindleko kanye nokuhambisana nezinhlelo zokusebenza ze-bandwidth ephezulu kuye kwenza kwaba ukukhetha okuthandwayo kwamanethiwekhi ebhizinisi kanye nezikhungo zedatha zesimanje.
6) Izinhlelo zokusebenza ezijwayelekile zifaka:
7) Ukuxhumeka kwe-rack-to-rack yesikhungo sedatha
8) Izinhlelo ze-Enterprise LAN
9) Amanethiwekhi eseva nendawo yokugcina (SAN)
10) Izindawo zesikhungo sedatha esinabantu abaningi
11) Ukufakwa kwezintambo zomgogodla ezikude ngaphakathi kwezakhiwo
Izintambo ze-OM3 kanye ne-OM4 multimode patch zisetshenziswa kabanzi ezindaweni zedatha ukusekela ukudluliswa kwe-10G, 40G, kanye ne-100G Ethernet ebangeni elingafika kumamitha angu-300. I-OM5 ithuthukisa ukusetshenziswa kwe-bandwidth ngokusebenzisa i-shortwave wavelength division multiplexing (SWDM), okwenza kube inketho ekhangayo yengqalasizinda yesikhungo sedatha esiphezulu sesizukulwane esilandelayo kanye nezinhlelo zokusebenza zokudluliswa kwedatha ngesivinini esikhulu.
QondanisaIsixhumiThayipha kumishini yakho
Ukuhambisana kwesixhumi kungenye into ebalulekile okufanele uyicabangele. Abathengi kufanele baqinisekise kokubili ifomethi yesixhumi kanye nohlobo lokupholisha ngaphambi kokuthenga.
1.Isixhumi se-LC
Izixhumi ze-LC zincane futhi zisekela ukufakwa okunobuningi obukhulu. Zisetshenziswa kabanzi ngama-transceivers e-SFP kanye ne-SFP+ ezindaweni zedatha zesimanje.
2.Isixhumi se-SC
Izixhumi ze-SC zisebenzisa isakhiwo sokusunduza nokudonsa futhi zivame ukutholakala kumanethiwekhi okufinyelela e-FTTH, imishini ye-ONU, kanye nohlaka lokusabalalisa ucingo.
3.Isixhumi se-MPO/MTP
Izixhumi ze-MPO/MTP zisekela ukuxhumeka kwe-multi-fiber futhi zenzelwe izinhlelo zokudlulisa ezisheshayo ze-40G, 100G, kanye ne-400G.
Zivame ukusetshenziswa ku:
1) Izintambo ze-trunk eziqediwe kusengaphambili
2) Izikhungo zedatha ze-Hyperscale
3) Izixhumanisi zomgogodla ezixinene kakhulu
4.Izixhumi ze-FC ne-ST
Izixhumi ze-FC ne-ST zivame kakhulu ezinhlelweni zezimboni ezindala kanye nokuthuthukiswa kwenethiwekhi endala.
Ezindaweni ezixubile zesikhombimsebenzisi, izintambo ze-hybrid patch ezifana ne-LC-SC noma i-LC-FC zivame ukudingeka. I-OYI isekela ukuhlanganiswa kwezixhumi ezenzelwe wena ngokwezidingo ezahlukene zephrojekthi.
5. UPC vs APC Polishing
Izixhumi ze-UPCZinezindawo ezicwebezelisiwe futhi zifanele amanethiwekhi okuxhumana edijithali ajwayelekile, okuhlanganisa nezinhlelo zokusebenza ze-LAN kanye nezikhungo zedatha.
Izixhumi ze-APCsebenzisa i-polish ene-angle engu-8-degree ukuze unciphise ukubonakaliswa kwangemuva. Ngokuvamile ziyadingeka ezinhlelweni zokudlulisa ukukhanya ze-CATV kanye ne-RF lapho ukulawulwa kokubonakaliswa kubalulekile khona.
Ukukhetha isixhumi esifanele kuqala ngokuqonda izidingo zakho ze-interface yemishini kanye nenethiwekhi. Izixhumi ze-LC zivame ukuthandwa ezikhungweni zedatha zesimanje kanye nezintambo ezixinene kakhulu, izixhumi ze-SC zihlala zivamile kumanethiwekhi e-FTTH kanye nezokuxhumana, kuyilapho izixhumi ze-MPO/MTP ziyisinqumo esijwayelekile sezixhumanisi zomgogodla zesivinini esiphezulu ze-40G, 100G, kanye ne-400G. Izixhumi ze-FC kanye ne-ST zisetshenziswa kakhulu ezinhlelweni zezimboni kanye nezinhlelo ezindala.
Ngaphezu kohlobo lwesixhumi, indinganiso yokupholisha ibaluleke ngokulinganayo. Izixhumi ze-UPC zifanelekela izinhlelo zokusebenza eziningi zokuxhumana kwedatha, kufaka phakathi amanethiwekhi ebhizinisi nezikhungo zedatha, kanti izixhumi ze-APC zinconywa kumanethiwekhi e-FTTx, CATV, namanye lapho ukuzindla okuphansi emuva kubalulekile khona. Ukukhetha inhlanganisela efanele yohlobo lwesixhumi kanye nokupholisha kuqinisekisa ukuhambisana okuhle, ukudluliselwa kwesignali okuzinzile, kanye nokuthembeka kwenethiwekhi yesikhathi eside.
Khetha Izinto Zejakethi Ezifanele
Ijazi langaphandle lithinta ukuqina, ukumelana nomlilo, kanye nokufaneleka kwemvelo.
1.Ijakethi ye-PVC
I-PVC iyaguquguquka futhi ingabizi kakhulu ezindaweni ezijwayelekile zangaphakathi njengamakamelo emishini kanye nezintambo zehhovisi.
2.Ijazi le-LSZH
Amajakethi e-LSZH (Low Smoke Zero Halogen) akhipha intuthu enobuthi obuncane ngesikhathi sokusha futhi avame ukudingeka ku:
1) Izakhiwo zezentengiselwano
2) Izakhiwo zangaphansi komhlaba
3) Izinhlelo zokuhamba zomphakathi
4) Izikhungo zedatha
3.Ngaphandle kanyeIzintambo Zezibambo Ezihlomile
Kwezindawo zezimboni noma zangaphandle,izintambo zokubopha ezivikelweinikeza ukumelana okungcono nokuchotshozwa, ukudonsa, kanye nokulimala kwamagundane.
Amajakethi e-PE angaphandle afaneleka ku:
1) Ukufakwa okufakwe ensikeni
2) Umzila ongaphansi komhlaba
3) Izimo zezulu ezinzima
Khetha Ukwakheka Kwekhebula Nobude Obufanele
1.I-Simplex, I-Duplex, kanye nezakhiwo ze-MPO
Izintambo ze-Duplex patchkuyisinqumo esijwayelekile sezinhlelo eziningi zokuxhumana eziqondiswe ohlangothini ngalunye.
Izintambo ze-Simplex zivame ukusetshenziselwa ukudlulisa okuqondiswayo okukodwa, kuyilapho izinhlangano ze-MPO eziningi zikhethwa kakhulu ekuxhumeni kwezintambo ze-trunk ezinobukhulu obuphezulu.
Ngokufaka okubandakanya ukunyakaza okuvamile noma ukuqondisa okuqinile, izintambo ezimbili ezivikelwe zingasiza ekunciphiseni ingozi yokulimala kwefayibha.
2.Ukukhetha Ubude
Ukusebenzisa izintambo ezinde kakhulu kungadala ukuminyana okungadingekile ngaphakathi kwamakhabethe, kanti izintambo ezimfushane kakhulu zingase zibeke ukucindezeleka okukhulu ku-fiber.
Kunconywa ukuthi:
1) Linganisa indlela yangempela yomzila
2) Bhukha i-slack eyengeziwe yokulungisa
3) Gwema izihibe zekhebula eziningi kakhulu
I-OYI inikeza ubude bezintambo ze-patch ezenziwe ngokwezifiso kusukela kuma-jumper amafushane angaphakathi kuya kuma-assemblies angaphandle asezingeni lekhilomitha.
Amathiphu Engeziwe Okukhetha Intambo Yesiqeshana Ethembekiles
Izintambo zokunamathisela ezisezingeni eliphansi zivame ukukhombisa ukulahleka kokufakwa okungazinzile ngemva kokusetshenziswa isikhathi eside, okungaholela ekuphazamisekeni kwesignali ngezikhathi ezithile.
Ngaphambi kokuthenga, abathengi kufanele baqinisekise ukuthi umhlinzeki uhlinzeka:
1) Imibiko yokuhlolwa kwefektri
2) Ukufakwa kwedatha yokulahlekelwa kanye nokubuyiselwa
3) Ikhwalithi yokupholisha ezinzile
4) Izindinganiso zokukhiqiza ezihambisanayo
Kuzinhlelo zokusebenza zesikhungo sedatha se-400G zanamuhla, i-fiber engazweli ukugoba inconywa kakhulu ukunciphisa ukuncishiswa okubangelwa ukuphathwa kwekhebula eliqinile.
Kuyasiza futhi ukusebenza nabakhiqizi abasekela ukulebula okwenziwe ngokwezifiso, amajakethi akhethekile, kanye nokulungiselelwa kwezixhumi ezixubile ukuze kube lula ukuphatha iphrojekthi.
Njengoba ineminyaka ecishe ibe ngamashumi amabili yesipiliyoni sokukhiqiza, i-OYI yenza ukuhlolwa kwekhwalithi kuyo yonke inqubo yokukhiqiza, kusukela ekuhlolweni kwezinto zokusetshenziswa kuya ekuqinisekisweni komkhiqizo okuqediwe, ihlanganisa uhla oluphelele lwezixazululo zentambo ye-fiber patch yezinhlelo zokusebenza ze-telecom, zebhizinisi kanye nezezimboni.
Ukukhetha intambo yokubopha efanele akukhona nje ukukhetha uhlobo lwesixhumi. Izici ezifana nemodi yefayibha, izinga lokupholisha, izinto zejakethi, isakhiwo sekhebula, kanye nendawo yokufaka konke kudlala indima ebalulekile ekusebenzeni kwenethiwekhi yesikhathi eside. Isixazululo sentambo yokubopha ehambisana kahle sisiza ukunciphisa izindleko zokulungisa, sithuthukise ukuzinza kokudlulisa, futhi senze kube lula ukuthuthukisa esikhathini esizayo.
