Nakong ea ho kenya le ho sebelisoa ha mohala, e senngoa ke khatello ea mochine, kapa mohala o sebelisoa nako e telele sebakeng se mongobo le se nang le metsi, se tla etsa hore metsi a ka ntle a kene butle-butle ka har'a mohala. Tlas'a ketso ea tšimo ea motlakase, monyetla oa ho hlahisa sefate sa metsi holim'a marang-rang a marang-rang o tla eketseha. Sefate sa metsi se entsoeng ka electrolysis se tla senya ho kenya letsoho, ho fokotsa ts'ebetso ea kakaretso ea mohala, le ho ama bophelo ba tšebeletso ea mohala. Ka hona, tšebeliso ea likhoele tse sa keneleng metsi ke ea bohlokoa.
Cable e sa keneleng metsi haholo-holo e shebana le ho phunyeha ha metsi ho bapa le nqa ea khondara ea thapo le ho latela tsela ea radial ea thapo ka sheath ea cable. Ka hona, mohaho o thibelang metsi oa radial le longitudinal oa ho thibela metsi oa mohala o ka sebelisoa.
1.Cable radial e thibela metsi
Sepheo se seholo sa ho thibela metsi ho thibela metsi ke ho thibela ho phalla ha metsi ka ntle ho pota-pota ka har'a mohala nakong ea tšebeliso. Mohaho o sa keneleng metsi o na le likhetho tse latelang.
1.1 Polyethylene sheath e sa keneleng metsi
Polyethylene sheath e sa keneleng metsi e sebetsa feela ho litlhoko tse akaretsang tsa ho thibela metsi. Bakeng sa likhoele tse qoetsoeng ka metsing nako e telele, ts'ebetso e sa keneleng metsi ea likhoele tsa motlakase tse kentsoeng ka polyethylene tse kentsoeng ka har'a metsi li hloka ho ntlafatsoa.
1.2 Metal sheath e thibela metsi
Sebopeho sa radial se sa keneleng metsi sa lithapo tsa motlakase o tlase tse nang le matla a lekantsoeng a 0.6kV/1kV ho ea holimo hangata se bonoa ka lera le kantle le sireletsang le lera le ka hare le phuthetsoeng ka lebanta le nang le mahlakore a mabeli la aluminium-plastiki. Lithapo tsa motlakase tse mahareng tse nang le matla a lekantsoeng a 3.6kV/6kV ho ea holimo ha li kenelle metsi tlas'a ts'ebetso e kopaneng ea lebanta le kopaneng la aluminium-polasetiki le hose ea semi-conductive resistance. Lithapo tse phahameng tsa motlakase tse nang le matla a phahameng a motlakase li ka thibela metsi ka likhetla tsa tšepe tse kang lishethe tsa loto kapa masela a masenke a aluminium.
Comprehensive sheath waterproof e sebetsa haholo ho foro ea cable, metsi a patiloeng ka tlas'a lefatše ka kotloloho le libaka tse ling.
2. Cable e thibelang metsi ho ea holimo
Ho hanyetsa metsi ka longitudinal ho ka nkoa e le ho etsa hore mochine oa motlakase le ho kenya letsoho ho be le phello ea ho hanyetsa metsi. Ha lera le ka ntle le sireletsang la thapo le senyehile ka lebaka la matla a kantle, mongobo o potolohileng kapa mongobo o tla kenella ka kotloloho ho mokhanni oa mohala le tataiso ea ho kenella. E le ho qoba ho senyeha ha mongobo kapa mongobo ho cable, re ka sebelisa mekhoa e latelang ho sireletsa mohala.
(1)Theipi e thibelang metsi
Sebaka sa katoloso se hananang le metsi se eketsoa lipakeng tsa terata e kentsoeng le mohala o kopaneng oa aluminium-plastiki. Theipi e thibelang Metsi e phuthetsoe ho pota-pota terata e sirelelitsoeng kapa mokokotlo oa cable, 'me sekhahla sa ho phuthela le ho koahela ke 25%. Theipi e thibelang Metsi e a atoloha ha e kopana le metsi, e leng ho eketsang tsitsipano pakeng tsa tepi e thibelang metsi le sheath ea cable, e le ho finyella phello ea ho thibela metsi.
(2)Theipi e thibelang metsi ka semi-conductive
Semi-conductive metsi thibela theipi ho pharaletseng sebelisoa ka kabel mahareng gagamalo, ka thatela theipi Semi-conductive thibela metsi ho pota-pota lera tšepe shielding, ho finyella morero oa longitudinal metsi ho hanyetsa kabel. Le hoja phello ea ho thibela metsi ea mohala e ntlafatsoa, bophara ba ka ntle ba mohala bo eketseha ka mor'a hore mohala o phuthetsoe ka tepi e thibelang metsi.
(3) Ho tlatsa ho thibela metsi
Lisebelisoa tsa ho tlatsa metsi tse thibelang metsi hangata likhoele e thibelang metsi(thapo) le phofo e thibelang metsi. Hangata phofo e thibelang metsi e sebelisoa ho thibela metsi pakeng tsa li-conductor cores tse sothehileng. Ha phofo e thibelang metsi e le thata ho khomarela mokhanni oa monofilament, sekhomaretsi se setle sa metsi se ka sebelisoa ka ntle ho mokhanni oa monofilament, 'me phofo e thibelang metsi e ka phutheloa ka ntle ho mokhanni. Khoele e thibelang metsi (thapo) e atisa ho sebelisoa ho tlatsa likheo pakeng tsa mehala e meraro ea khatello e bohareng.
3 Sebopeho se akaretsang sa ho hanyetsa metsi a cable
Ho ea ka tikoloho le litlhoko tse fapaneng tsa ts'ebeliso, sebopeho sa ho hanyetsa metsi ka mohala se kenyelletsa sebopeho sa radial se sa keneleng metsi, longitudinal (ho kenyeletsoa le radial) sebopeho sa ho hanyetsa metsi le sebopeho sa ho hanyetsa metsi ka hohle. Sebopeho sa ho thibela metsi sa thapo ea motlakase ea mahareng e meraro e nkoa e le mohlala.
3.1 Sebopeho sa Radial se sa keneleng metsi sa thapo ea matla a mahareng a mantlha a mararo
Radial e thibelang metsi ea lithapo tsa motlakase tse mahareng tse tharo tsa mantlha hangata li sebelisa theipi e thibelang metsi ea Semi-conductive le tepi ea aluminium e nang le mahlakore a mabeli e koahetsoeng ka polasetiki ho fihlela ts'ebetso ea ho hanyetsa metsi. Sebopeho sa eona se akaretsang ke: mokhanni, lera le sireletsang mokhanni, lesela le sirelelitsoeng, lesela le sirelelitsoeng la tšepe, lesela le sireletsang tšepe (teipi ea koporo kapa terata ea koporo), tlatso e tloaelehileng, tepi e thibelang metsi e nang le mahlakore a mabeli, sephutheloana sa aluminium se nang le mahlakore a mabeli, sephutheloana sa longitudinal, sheath e ka ntle. .
3.2 Sebopeho sa lik'hamera tse tharo tsa motlakase tse mahareng tsa longitudinal metsi
Mohala oa motlakase o mahareng o nang le likarolo tse tharo o boetse o sebelisa tepi e thibelang metsi ea semi-conductive le tepi ea aluminium e nang le mahlakore a mabeli ho fihlela ts'ebetso ea ho hanyetsa metsi. Ho phaella moo, thapo e thibelang metsi e sebelisoa ho tlatsa lekhalo pakeng tsa lithapo tse tharo tsa mantlha. Sebopeho sa eona se akaretsang ke: mokhanni, lera le sireletsang mokhanni, lesela la tšireletso, lesela le sireletsang metsi, lesela le thibelang metsi le thibelang metsi, lesela le sireletsang tšepe (teipi ea koporo kapa terata ea koporo), ho tlatsoa ha thapo e thibelang metsi, theipi e thibelang metsi e thibelang metsi, lesela le ka ntle.
3.3 Lithapo tse tharo tsa mantlha tse mahareng tsa motlakase tse potolohang metsi
Mohaho o thibelang metsi o pota-potileng oa cable o hloka hore mokhanni le eena a be le phello ea ho thibela metsi, 'me a kopantsoe le litlhoko tsa ho thibela metsi a radial le longitudinal water blocking, ho finyella ho pota-pota ho thibela metsi. Sebopeho sa eona se akaretsang ke: sekontiri se thibelang metsi, lera le sireletsang conductor, sekoahelo, lera le sireletsang metsi, teipi e thibelang metsi e semi-conductive, lera le sireletsang tšepe (teipi ea koporo kapa terata ea koporo), ho tlatsoa ha thapo e thibelang metsi, teipi e thibelang metsi e semi-conductive. , sephutheloana sa polasetiki se mahlakoreng a mabeli se koahetsoeng ka aluminium tepi ea longitudinal, sheath e ka ntle.
Mohala o thibelang metsi o nang le litharo tse tharo o ka ntlafatsoa hore e be meaho e meraro ea thapo e thibelang metsi e le 'ngoe (e ts'oanang le sebopeho sa mehala e meraro ea mantlha ea aerial insulated). Ke hore, mokokotlo o mong le o mong oa mohala o hlahisoa pele ho ea ka mohaho o le mong oa motlakase o thibelang metsi, ebe lithapo tse tharo tse arohaneng li sotheha ka mohala ho nkela sebaka sa marang-rang a mararo a thibelang metsi. Ka tsela ena, eseng feela ho ntlafatsa ho hanyetsa metsi a mohala, empa hape ho fana ka boiketlo bakeng sa ts'ebetso ea cable le ho kenya le ho beha hamorao.
4.Litaelo tsa ho etsa li-cable tse thibelang metsi
(1) Khetha thepa e kopanetsoeng e loketseng ho latela litlhaloso le mehlala ea mohala ho netefatsa boleng ba motsoako oa cable.
(2) U se ke ua khetha matsatsi a lipula ha u etsa li-cable tse thibelang metsi. Lebaka ke hobane metsi a cable a tla ama bophelo ba tšebeletso ea mohala ka ho teba, esita le likotsi tse khutšoanyane tsa potoloho li tla etsahala maemong a tebileng.
(3) Pele u etsa likhoele tse sa keneleng metsi, bala ka hloko litaelo tsa sehlahisoa sa moetsi.
(4) Ha u hatella phala ea koporo ka kopanelo, e ke ke ea e-ba thata haholo, hafeela e hatelloa ho ea boemong. Sefahleho sa koporo ka mor'a crimping se lokela ho kenngoa sephara ntle le li-burrs.
(5) Ha u sebelisa blowtorch ho etsa thapo mocheso nyenyefatsa kopanetsweng, ela hloko blowtorch fallela pele le morao, eseng feela ka lehlakoreng le leng kamehla blowtorch.
(6) Boholo ba motsoako oa mohala o batang oa shrink o tlameha ho etsoa ka thata ho latela litaelo tsa ho taka, haholo-holo ha o ntša tšehetso ka phala e boloketsoeng, e tlameha ho ba hlokolosi.
(7) Haeba ho hlokahala, sealant se ka sebelisoa likonopong tsa lithapo ho tiisa le ho ntlafatsa le ho feta matla a ho thibela metsi a thapo.
Nako ea poso: Aug-28-2024