Ka ho loketseng khetha sheath e ka ntle ea fiber ea optical.Ho na le mefuta e 3 ea liphaephe bakeng sa sheath ea kantle ea fiber: phala ea polasetiki e entsoeng ka maiketsetso, phala ea aluminium, phala ea tšepe.Liphaephe tsa polasetiki li theko e tlaase.Bakeng sa ho fihlela litlhoko tsa ts'ireletso ea UV ea sheath ea phala ea polasetiki, bonyane likarolo tse peli tsa lihlomo li lokela ho sebelisoa.Plastiki tube OPGW e ka mamella ho phahama ha mocheso oa nakoana ho bakoang ke nako e khutšoanyane ea potoloho <180 ℃;theko ea aluminium tube e tlase.Ka lebaka la tšitiso e nyane ea aluminium, e ka eketsa bokhoni ba lihlomo tsa OPGW ho mamella hona joale oa potoloho e khuts'oane.Aluminium tube OPGW e ka mamella ho phahama ha mocheso oa nakoana ho bakoang ke nako e khutšoanyane ea potoloho <300 ° C;tube ea tšepe e sa hloekang e theko e boima.Leha ho le joalo, ka lebaka la lerako le tšesaane la tube ea tšepe, palo ea li-optical fiber cores tse kenngoeng ka har'a tube ea tšepe e sa hloekang tlas'a boemo bo tšoanang ba likaroloana li feta tsa tube ea polasetiki le aluminium tube, kahoo theko e 'ngoe le e 'ngoe ea optical. konokono ha e phahame tlas'a boemo ba li-multi-core.Bokhoni ba phala ea tšepe ea OPGW ho mamella ho phahama ha mocheso oa nakoana ho ka fihla ho 450 ℃.Basebedisi ba ka khetha sheath e ka ntle ea fiber ea optical ka mokhoa o utloahalang ho latela maemo a itseng a morero.
Ha ho nkeloa sebaka sa mohala oa khale oa fatše ka thapo ea OPGW, ho tlameha ho khethoe OPGW e nang le litšobotsi tse tšoanang le tsa mochini le tsa motlakase joaloka mohala oa pele o ka holimo.Ke hore, litekanyo tsa bophara ba ka ntle ba OPGW, boima ba 'mele ka bolelele ba yuniti, matla a ho qetela a matla, modulus elastic, coefficient ea ho atolosa linear, nako e khutšoanyane ea potoloho le mekhoa e meng e haufi le mekhoa ea terata ea fatše e teng, e le hore hlooho e teng ea tora e se ke ea e-ba teng. e ka fetoloa, 'me palo ea mesebetsi ea kaho e ka fokotsoa.E ka boela ea netefatsa sebaka se sireletsehileng pakeng tsa OPGW le li-conductor tsa mekhahlelo e teng, le ho netefatsa ts'ebetso e sireletsehileng ea tsamaiso ea matla.
Ho kenngoa le kaho ea thapo ea OPGW ho tšoana le eathapo ea ADSS, 'me lisebelisoa tse sebelisoang li batla li tšoana, empa ntlha ea ho leketla e fapane.Mohala oa OPGW o lokela ho kenngoa sebakeng sa mohala o ka holimo oa fatše.Boemo ba motsoako o bohareng oa mohala oa optical cable o tlameha ho oela holim'a tora ea tsitsipano ka poleiti ea kabo.
Ha ho khethoa le ho sebelisoa ha mefuta e ka holimo ea lithapo tsa optical, ho boetse hoa hlokahala ho ela hloko lintlha tse latelang: khetha mohaho o hlephileng oa sleeve optical cable, 'me u se ke ua sebelisa mochine o nang le matsoho a thata-thata.Hobane fiber e ka ba le bolelele bo itseng bo feteletseng ka har'a tube e hlephileng, sebaka sa taolo se pakeng tsa 0.0% le 1.0%, 'me boleng bo tloaelehileng ke 0.5% ho 0.7%.Ha thapo ea optical e otlolloa nakong ea kaho kapa tlas'a ketso ea matla a khoheli le moea, ha feela bolelele bo otlolohileng ba thapo ea optical bo le ka har'a bolelele ba bolelele bo feteletseng, fiber ea optical e na le bokhoni ba ho tsitlella le ho se mamelle tsitsipano, kahoo ho netefatsa hore boleng ba phetisetso ea fiber optical ha bo amehe ke tsitsipano.tšusumetso e kantle.
1. Ho sebelisa theknoloji e tsoetseng pele ea tlhahiso ea li-tube tsa tšepe, tube e tletse metsoako ea ho thibela metsi ho sireletsa ka katleho fiber ea optical;
2. Ka ho ntlafatsa moralo oa fiber optical bolelele bo feteletseng ka har'a tube ea tšepe e sa hloekang le sekontiri se sothehileng sa cable core, fiber ea optical e ka har'a cable ea optical e ka fumana bolelele ba bobeli bo feteletseng ho etsa bonnete ba hore fiber ea optical ha e hatisoe. Cable ea OPGW e tlas'a khatello e phahameng ea ts'ebetso;
3. Sebopeho se kopane, se sa fokotseng feela moroalo oa leqhoa le moea oa moea, empa hape se tiisa hore mocheso o hlahisoang tabeng ea potoloho e khutšoanyane o bonolo ho senya;
4. Karolelano ea ka ntle ea bophara le tekanyo ea boima ba lisebelisoa tsa OPGW e entsoeng ke GL e tšoana le litlhaloso tse tloaelehileng tsa terata ea fatše, 'me e ka sebelisoa ho fetola mohala oa pele oa mobu ka ho toba ntle le ho fetola mohala kapa ho nkela tora sebaka;
5. Kaha ha e le hantle e tšoana le terata e tloaelehileng ea fatše, ho emisa mohala oa OPGW ho bonolo haholo;