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Izinkxwela zezinhloso zokubuka okungafanelekile zokubuka kwenkqubo zokuzilungiselela inkqubo yendlela yokusebenza yomuso
Njengoba ngisebenza emkhakheni wezikhalazo ezihlelekile nokuxhumeka kwenethiwekhi iminyaka engaphezu kwengu-16, ngiye ngabona amaphutha amaningi enethiwekhi abangelwa ukugoba okungafanele kwentambo ye-patch ezimweni ezihlukahlukene zephrojekthi. Isibonelo salokhu senzeka ngesikhathi kwenziwa inkonzo yokulungisa indawo enkulu yokukhiqiza izinto zikagesi eyamukela zonke izinhlelo zethu zokubopha izintambo. Lesi sikhungo sasebenzisa cishe amakhulu we-OS2 single-mode patch cord ukuze sisekele amaphuzu wenethiwekhi angu-800 nezinhlelo eziningi zokuqapha i-CCTV. Ezinyangeni eziningana ngemva kokufakwa, iklayenti laqhubeka likhononda ngezimpawu zevidiyo ezingazinzile, ukuphazamiseka okungahleliwe kwenethiwekhi yemishini yokukhiqiza nokudluliswa kwedatha okuhamba kancane. Ithimba lethu lobuchwepheshe endaweni yokuqala lahlola izilungiselelo zedivayisi nokuxhumeka kwezibuko, kodwa alizange lithole amaphutha abonakalayo. Ngemva kokuhlola ngokucophelela izindlela zokubheja ngaphakathi kwama-server racks nezinhlelo zokuphatha amakhebuli, sathola inkinga eyinhloko. Izintambo eziningi zokubopha zazigobeka zibe yizingxenye eziqondile noma ziboshwe ngokuqinile ukuze kungagcini indawo. Ezinye izintambo zaze zacindezelwa phakathi kwezingxenye ezinzima zenethiwekhi namapaneli ekhabethe, zakha amajika amancane angamamitha angu - 1 000 ubude. Lapho sesilungise lezi zintambo zokubopha ngokulandela izidingo ezijwayelekile zokugoba futhi silungisa ukwakheka kokuqondisa, zonke izithiyo zenethiwekhi zanyamalala ngokushesha, futhi lonke uhlelo lwabuyela ekusebenzeni okuzinzile.
Lebhalini lelisebenzayo lalibonisa ngokucacile kuzo zonke izinkundla zokulawula umkhondo ukuthi isivinini sesikhala sokubendela akuyi into encane xa kusebenziswa i-patch cord. Amathemba amaningi okukhanya kusobala ukuthi abafundi bakhetha ukubeka izikhala zokubendela noma ukunciphisa indawo yokuqala, futhi babuyisa emva kwamaphakathi okwesikhala sokubendela esikhathini sokubekisa i-patch cord. Ngokwesifundo sika-maqonga amahulumeni okukhanya okwesikhala sokubendela, ukubendela okungasemthethweni kuyisithathu esinguqukile kwezinto ezintathu eziphambili ezikuthintisa ukusebenza kwezikhala zokubendela kwezinhlelo zokusebenza zasekombo nezinhlelo zokusebenza zasezindaweni. Kwezinhlelo zokusebenza zasekhaya, ukubendela okungaphezu kwezinye izikhala zokubendela kungabangela kuphela ukuphazimula kwezinhlelo zokusebenza; kodwa kwezinhlelo zokusebenza zezindawo zokugcina imfundo, izindawo zokuprodukha, nezinhlelo zokusebenza zase-FTTH ozokufuna ukuthi kusebenze ngokushesha ngokuphelele, ukubendela okuphezulu kwezinye izikhala zokubendela kuyabangela ukuphatha okuphezulu kwezinhlelo zokusebenza nokuphazimula kwezikhala zokubendela. Izikhala zokubendela zasekompani yethu, ezihlanganisa izikhala zokubendela ze-LC neze-FC, zisakhiwe ngokubendela okunconywa kwezikhala zokubendela nezikhala zokubendela eziningi, kodwa zingabakwazi ukubadla ukubendela okuphezulu kwezinye izikhala zokubendela. Lokhu kubonisa futhi ukuthi ukubendela okulinganiswe kuyisigaba esiphambili sezindlela zokubekisa ethu ekhaya, kuzo zonke iziprojekthi ezihlanganisa izindawo zokukhanya, izikhospitali zokukhanya, nezindawo zokusebenza zasekombo.
Izimiso zokukhanya nokuhlaziywa kochwepheshe kokuthi i-radius yokugoba iyishintsha kanjani ukudluliswa kwesignali
Ukuze siqonde ngokugcwele ukuthi kungani ububanzi bokugoba kwe-patch cord buthinta ukusebenza kwenethiwekhi, kudingeka siqale ngomgomo oyisisekelo wokudlulisa optical ngaphakathi kwezintambo ezibonakalayo. Konke ukudluliswa kwesignali ye-optical ngaphakathi kwekhebula le-patch kuncike ekubonakaleni kokukhanya okuphelele ngaphakathi phakathi kwenhliziyo ye-fiber kanye nokumboza. Lapho ukukhanya kuhamba kulowo mshini, kugcina kukhanya ngendlela ethile ukuze kuqinisekiswe ukuthi isignali iyafinyelela ekugcineni. Uma intambo ye-patch igobekile ngomsakazo omncane ngokweqile, i-engeli yokusakazeka kokukhanya esigabeni sokugoba iyoshintsha kakhulu. Ingxenye yesignali yokukhanya iyophuka endleleni yokukhanyisa yonke bese iphuma ngaphandle kokumbozwa, okuchazwa njengokulahlekelwa kokujika embonini yezokuxhumana. Lapho nje ingqikithi yokugoba iba incane, ukuvuza kokukhanya kuyoba kubi nakakhulu, futhi inani lokufiphala kwesignali liyoba likhulu nakakhulu.
Singaqhathanisa ukubendela okubi ku-mabili amaphuzu ngokwesicelo sokusebenzisa: ukubendela kwe-macro ne-ukubendela kwe-micro. Ukubendela kwe-macro kuyizinkinga zokubendela ezibonakalayo, njengokubendela kwe-right-angle nezinkinga zokubendela kwe-tight looping kwe-patch cord. Lokhu kubendela kwenza ukuphatha kwesinyathelo esikhulu kusasa, kuzokhulula ukuphatha kwesinyathelo kwe-patch cord. Ngokuchaza i-mainstream OS2 G652D single mode patch cord yethu njengombala, lapho isivinini sesibendelo sikhula kungafana noma kuncane kune-30 millimeters, ukuphatha kwesinyathelo kwe-bend kuzoba kushisa kakhulu, kuzokhulula ukuphatha kwesinyathelo kwe-insertion ngaphezu kwezidingo zokuphepha zokusebenza zokufundwa ngu-ISO/IEC 11801. Ukubendela kwe-micro kuyizinkinga zokubendela ezingenabonakali, zokuthi ziyisibonelo sezinkinga zokubendela kwe-long-term extrusion, vibration noma friction. Isibonelo, i-patch cord ekhululwe ngamadola we-cabinet noma ekhululwe kakhulu ngamadola we-cable ties izokwenza ukubendela kwe-micro kusasa. Lokhu kubendela kungakwaziwa kahle, kodwa kuzokhulula ukuvutha kwezinkinga zokubendela kwe-fiber kugcina futhi kuzokhulula ukuphatha kwesinyathelo kwe-patch cord.
Uchungechunge lwethu oluphelele lwentambo ye-patch seludlule isitifiketi se-full-channel futhi luhambisana ngokuqinile namazinga embonini e-IEC 60793. Amajazi angaphandle e-LSZH ne-PE asetshenziswe yi-LC simplex patch cord ne-FC patch cord angamelana nokugoba okujwayelekile nokuxubana kwangaphandle, futhi izixhumi ezipholishiwe ngokunembile nazo zigcina ukusebenza okuzinzile kokuxhuma ngaphansi kokusetshenziswa okujwayelekile. Nokho, akukho ukuklama okuhlelekile okungakwazi ukubuyisa ngokuphelele ukulahleka kokusebenza okubangelwa ukugoba okungajwayelekile isikhathi eside. Ezindaweni zenethiwekhi ezihamba ngesivinini esiphezulu ezisekela ukudluliswa kwe-40G, 100G ngisho ne-400G ezikhungweni zedatha zanamuhla, ukubekezelelana kwesignali ekulahlekelweni kokugoba kuncane kakhulu kunamanethiwekhi wendabuko we-gigabit. Ushintsho oluncane ku-radius yokugoba lungaholela ekwehleni okukhulu kwe-bandwidth ye-link jikelele, okwenza ukuphathwa kokugoba okujwayelekile kubaluleke nakakhulu ekwakheni inethiwekhi ephezulu.
Ukucaciswa okujwayelekile kwe-radius bending kanye nezikhombisi-ndlela zokuhlukanisa imikhiqizo ehlukene ye-patch cord
Ukuvumela izincazelo zokubendisa iziqu zokugcina ezifanayo kukhetho lokubhekisa ukuthi iziqu zokugcina zizokwenzeka kahle. Sisombulula izincazelo eziqondile zokubendisa okuphambili nokubendisa okushintshana okufanele kuhlelo lwesiqu lokugcina ngalunye izinga, ngokusetshenziswa kwamaphethini aseNingizimu Afrika nasezinye izwe, futhi ngokusebenzisa ubuchwepheshe obukhulu bethu ekuservisweni kwabakhasi abangama-200,000 emhlabeni wonke. Ukubendisa okuphambili kuyizimo ezithile eziphambili emva kokufaka isiqu lokugcina, okuyizimo eziningi kakhulu esiqu lokugcina kwi-network cabinets, i-fiber optic patch panels, nezindawo zokubekwa kwezinkundla. Ukubendisa okushintshana kusebenzisa kuzinhloso zokubuka izinto ezishintshana, futhi kuzinhloso zokubeka iziqu zokugcina okushintshana, njengoko kuzinhloso zokubeka iziqu zokugcina ezilandelwayo kwezindawo zokuzimisa, kanye nezinhloso zokubeka iziqu zokugcina ezishintshana kwezindawo zokusebenza ezishintshana.
Ukuze yethu OS2 G652D Classic single mode patch cord kabanzi FTTH amaphrojekthi, amanethiwekhi ehhovisi kanye ezivamile idatha izikhungo, ubuncane static eguqa engaba akuyona ngaphansi kuka-30 mm, futhi ubuncane Dynamic eguqa engaba kufanele ilawulwe ngenhla 60 mm. Le parameter ihambisana ngokugcwele nezidingo zamazinga ajwayelekile omhlaba wonke we-cable. Emikhiqizweni ye-fiber optical enamandla aphezulu, engamelana nokugoba esiyethulile, evumelana nezindawo ezincane zokubopha izintambo, ukwakheka kwesakhiwo kwenza ukwakheka kwenhliziyo ye-fiber kube ngcono, ngakho-ke i-radius yokugoba engavumelekile ingancishiswa ngoku Noma kunjalo, asikweluleki ukuba abasebenzisi basebenzise isikhathi eside kakhulu.
Kukhetha ukuthi kufakwe i-patch cord emizinhlemane eyodwa, kufanele sishintshise isimo sokubendela ngokwesilinganiso sesikhundla sokubhala. Kwezindawo zokubhala eziningi zezindawo zokusebenza izinkampani zedatha apho izinkampani zokusebenza izinkampani zokusebenza ezi-4U ku-15U zihlanganiswe ngokuphelele, abathengi abaningi bakhelapha i-patch cord ngokungazange ukubona ukuze bafake amalayini amaningi. Sifuna ukuthi usebenzise ukubhala okuhlanganisiwe, futhi usebenzise izinto zokubhala zokusebenza ngokuphelele ukuze uzide isikhundla sokubhala, kodwa akufanele ukuthi ubheke isilinganiso sokubendela se-patch cord. Kwezindawo zokusebenza zokuvula nezindawo zokubhala zokusebenza kwezindawo zokusebenza zokuvula (FTTH) apho isikhundla sokubhala sikhulu kakhulu, kufanele ukubendela kwe-patch cord kube lula ngokwesibonelo futhi ukuzikhipha ukubendela okwesikhundla nokubendela okwesikhundla. Izilayili zonke zezinto zethu zepatch cord zinomkhuba wokubendela okwesibonelo, futhi isithunywa samanji angu-1,000 esebenzisa ngokuphelele siya kusinda ukufundisa okwesibonelo kubantu obesebenza kwezinkampani zokusebenza kubantu obesebenza kwezinkampani zokusebenza ukuze ubhekwe konke okufakwe ngokwesibonelo.
Izinkinga eziningi zokubuka kwezinkinga ezingakhangekileyo zokubendisa okungasemthethweni ngeminyaka futhi izinkinga zokubuka ngamaphasi
Abaningi abasebenzisi bakhuleka ukuthi umbhali wokuhlanganisa ungasenza umsebenzi ngokwanele uma akukho ukuphulwa kwakuphelele emva kokubendisa, bahluphile izinkinga ezingakhangekileyo ezivela ekubendiseni okungasemthethweni ngeminyaka. Ngempela, ukubendisa okuphakeme kungabangela ukuphupha kwesinyathelo esihlukene kuphela kodwa kungabangela ukuvulwa kwesithembiso sokufakwa kwezikhathi zokubendisa, okubangela izinkinga eziningi zokubuka ngamaphasi. Lezi zinkinga ezingakhangekileyo ziyabhekana kakhulu emizimba yezikhathi zokusebenza ngemihla yonke (24-hour) njengezikhathi zokusebenza kwezindawo zokugcina iminikelo yezimali nezinkambo zokuzilungiselela izihospitali, futhi zingabangela izilingo ezingaphezulu uma zibuka.
Kusukwela kwezinsiza zokubendisa ezingavamile, ukuguqula kwesikhundla sokubendisa kungakubonakala kakhulu. Abasebenzi bangaqondi kuphela ukuthi kunezinkinga zokubendisa okungakwaziwa ngokuphelele noma isikhathi esinye sokuzimela, okungaba yisibonelo sokugcina kwezinkinga zokugcina kwe-intanethi noma ukungafanele kwesixhumanisi. Kulesi sikhathi, isikhundla sokubendisa sisebenza kakhulu kodwa kunezinkinga zokubendisa okungakwaziwa ngokuphelele, futhi isikhundla sokubendisa sifana ngezinkinga zokubendisa okungakwaziwa ngokuphelele. Uma isikhundla sokubendisa asizulwa ngokushesha futhi isikhundla sokubendisa sisebenza kakhulu, isikhundla sokubendisa sifana ngezinkinga zokubendisa okungakwaziwa ngokuphelele, futhi isikhundla sokubendisa sifana ngezinkinga zokubendisa okungakwaziwa ngokuphelele. Kulesi sikhathi, isikhundla sokubendisa sifana ngezinkinga zokubendisa okungakwaziwa ngokuphelele, futhi ukuthenga kwezinhloko zokubendisa nezinhloko zokubendisa kungasakhiwa ngokuphelele. Kusukwela kwezinsiza zokubendisa ezingavamile, isikhundla sokubendisa sifana ngezinkinga zokubendisa okungakwaziwa ngokuphelele. Ukuthatha okungaphelele noma ukuthatha okungaphelele kungabangela ukuthi isikhundla sokubendisa sifane ngezinkinga zokubendisa okungakwaziwa ngokuphelele, futhi isikhundla sokubendisa sifana ngezinkinga zokubendisa okungakwaziwa ngokuphelele.
Sisakhuluma ngenkathi esithile kumsebenzi wokubuyeza inkambo yebhizinisi yomkhakha owenziwe ngokwesibonelo, okwenza izihlalo zesikhundla sezinhlanganiso zezinhlanganiso ezingu-1,200. Izihlalo zesikhundla sezinhlanganiso zasendulo zabalwa ngendlela engavamile ngokuphakade, okwakubangela ukuthi kunezinhlanganiso eziningi ezingaphezu kwezintathu zokubalwa kakhulu nokuthi kunezinhlanganiso ezintathu ezingaqondi kakhulu. Inkambo yonke yebhizinisi yomkhakha neyekhampu yebhizinisi yayisikwe kakhulu. Emva kokushipha zonke izihlalo zesikhundla sezinhlanganiso ezingavumelekile nokubuyisa izihlalo ngokwesibonelo sokubalwa kwesikhundla, inkambo yebhizinisi yabelula emuva kwezinkambo ezisodwa. Izihlalo zesikhundla sezinhlanganiso zethu zisebenzisa izihlalo zesikhundla sezinhlanganiso zokuphakama kakhulu kanye nezinhlanganiso zokuvimba kakhulu, okuzoba nezindlela eziphakeme kakhulu yokubalwa kwezinhlanganiso zokubalwa kakhulu kunazo zokusebenza zokuvamile. Kodwa ukubalwa kwezinhlanganiso ngokungavamile ngokuphakade kuzoba kunciphisa isikhathi sokusebenza kakhulu. Ngokusebenzisa isistimu yokusebenza yokuvala yezindaba zokusebenza, singakhangela isimo sokusebenza kwamaphrojekthi onke futhi singabiza abasebenzi ukukhombisa nokubuyeza izihlalo zesikhundla sezinhlanganiso ngokuphakade.
Amasu okusebenzisa nokugcina okuwusizo okulawula ububanzi bokugoba nokwenza ngcono ukusebenza kwenethiwekhi
Ukuze sigweme izinkinga zokusebenza kwenethiwekhi ezibangelwa ukugoba okungalungile kwekhebula le-patch, kudingeka senze izincazelo ezihlosiwe zokusebenzisa kanye namasu okugcina nsuku zonke kusuka ezixhumaneni zokwakhiwa kwe-wiring, ukwakhiwa endaweni kanye nokuhlolwa njalo. Lezi zindlela ezisebenzayo zifingqiwe yithimba lethu lobuchwepheshe ngokusekelwe kumaphrojekthi amaningi amakhulu kubandakanya amanethiwekhi ekhampasi epaki yezobuchwepheshe ayizi-3 500 namaphrojekthi wokusatshalaliswa kwe-FTTH angama-50,000, futhi afanelekile izimo ezahlukahlukene zenethiwekhi emhlabeni jikelele.
Kusukwela kwezindlela zokulayisha, singabhalisele isikhundla sokulayisha kwezinkampani ngokuphelele. Uma sifunda izindlela zokulayisha amakhabelo nezindlela zokulayisha kwi-cabinet, sibala isimo sokulayisha kwesikhundla sokulayisha ngokuphambili, sithabisa isikhundla sokuthanda kwezinkampani kuzindawo eziningi, futhi asizange sifunde izindlela zokulayisha ezingathanda ukuthanda kakhulu. Kuzindawo eziphezulu kwezindlela zokulayisha, sebenzisa izindlela zokulayisha ezilayishwe ngemigqa nasezindlela zokulayisha okunye ukuhlukanisa izinkampani, ukuze ngalokho ilayisha liqale isimo sokuthanda okunzima nokungathanda kakhulu. Uma sithenga izinto, sithandaza izinkampani ezifanele ngokwesikhundla. Kuma-cabinet amancane okanye kuzindawo eziphezulu kwezindlela zokulayisha, khetha izinkampani zethu ezinakwenzela ukuthanda ngokuphelele, kodwa futhi sithandaza ukuthi sifunde ngokuphelele isikhundla sokuthanda okuncane.
Ngokwakhiwa kwenkathi, zilungise amaphuzu okusebenza ngokucacile. Akukho kufanele ukuthi ubhala isithelo sokuhlanganisa ngamathuba amabili, ukubhala izilayini ngamathuba amakhulu amakhulu, noma ukuthi ubhale isithelo sokuhlanganisa ngaphezulu kwemikhombi nezinye izinto zezinkathi. Uma kuyisithelo sokuhlanganisa esingasindisiwe, khetha iziqu ezinkulu ezingafana neziqu ezincane ezibhala ngokuphambuka. Isithelo sakithi sokuqondisa sika-LC naseka-FC sinesiphepho esihle sesithelo sokuhlanganisa, okuyisisekelo sokuthi siyakwenzela ukuthi sifanele ukuthi sibhale ngokufanele futhi sibuyekeze isimo sokuthi sibhale ngokuphambuka. Ngokwenza izenzo zokulungisa ngosuku, thenga abaprofesiwali ukuzenza ukuzwa kweziqu ngomnyaka wama-3, uqinisekise ukuthi uthola isithelo sokuhlanganisa esikwesikhundla sesiqondiso sezinkathi, emkhombini yezinkathi, kanye nezikhundla zokubhala kwezinkathi, futhi ulungise izilayini ezisingasindisiwe ngokushesha.
Kwakunye nako, yenza kakhulu ukufundisa kwemisebenzi yokuqondisa nokusebenza ngokuzimisa. Yenza ukuthi abantu bonke bazi imithambo yezibalo zokubendela kwezicabha zokugcina nokuthi kuyini okungcono kubendela okungasemthethweni, ukuze umuntu ngamnye akwazi ukwenza imisebenzi ngokomthetho. Sihlanganiswe nezimpahla zezindaba zokuthengisa ezi-15 nezimpahla eziningi kune-80 zokuthengisa, sikhuluma ukuthuthukisa kwezinsiza zokusebenza nokuthengisa izinto ezifanele kubantu bonke emhlabeni. Ngokuhlanganisa ukudesigna ngokwemthetho, ukwakha ngokwemthetho nokuphatha ngokwemthetho, singakhulisa ukubendela kwezicabha zokugcina zonke, sibonise ngokuphelele izinkundla zokungafani nokungabi nesiphambano nemiphumela yokuthintana okubi kwezinto zethu, futhi sibuye sibuyise isistimu sokuxhumana esiphelele esingaphansi kwezinkinga, esingaphansi kwezinkinga, esingaphansi kwezinkinga.
Uhlu Lwezinto Eziqukethwe
- Izinkxwela zezinhloso zokubuka okungafanelekile zokubuka kwenkqubo zokuzilungiselela inkqubo yendlela yokusebenza yomuso
- Izimiso zokukhanya nokuhlaziywa kochwepheshe kokuthi i-radius yokugoba iyishintsha kanjani ukudluliswa kwesignali
- Ukucaciswa okujwayelekile kwe-radius bending kanye nezikhombisi-ndlela zokuhlukanisa imikhiqizo ehlukene ye-patch cord
- Izinkinga eziningi zokubuka kwezinkinga ezingakhangekileyo zokubendisa okungasemthethweni ngeminyaka futhi izinkinga zokubuka ngamaphasi
- Amasu okusebenzisa nokugcina okuwusizo okulawula ububanzi bokugoba nokwenza ngcono ukusebenza kwenethiwekhi