Ho theosa le lilemo, puisano e mabapi le ntlafatso ea ts'ebetso le mefuta e mengata ea ts'ebeliso ea likhoele tsa aluminium tsa koporo ha e e-so ka e sitisoa, 'me lebaka leo ka lona likhoele tsa aluminium tse entsoeng ka koporo li amehileng haholo ke indasteri ka tlhaho li amana le theko e phahameng ea thepa e tala. - koporo;Ka lehlakoreng le leng, ho eketsa lipatlisiso le nts'etsopele le ntlafatso ea ts'ebetso ea likhoele tsa aluminium tse nang le koporo le tsona li ka khothaletsa nts'etsopele ea indasteri ea China ea terata le lithapo ka tsela e itseng, 'me ke ea bohlokoa bo itseng bo sebetsang bakeng sa likhoebo.Ka hona, ho sa tsotellehe mokhoa oa ho sebelisa lithapo tsa aluminium tse entsoeng ka koporo ka lilemo tse ngata, ho fihlela kajeno, esita le ha mohala oa motsoako oa aluminium o ferekanngoa haholo-holo, puisano ea mehala ea aluminium e entsoeng ka koporo e ntse e tsoela pele.
Mohala o arotsoe ho ea ka li-conductor tse fapaneng tse ka hare, ho na le mefuta e 'meli e meholo, e' ngoe ke thepa e hloekileng ea koporo, 'me e' ngoe ke lisebelisoa tsa aluminium tse entsoeng ka koporo.Lentsoe la Senyesemane bakeng sa Aluminium e entsoeng ka koporo ke: Copper Clad Aluminium, kahoo li-conductors tsa aluminium tse entsoeng ka koporo hangata li bitsoa: li-conductor tsa CCA.Khoele e entsoeng ka aluminium e entsoeng ka koporo e ile ea qalisoa ka lekhetlo la pele ke Jeremane lilemong tsa bo-1930, 'me ea khothalletsoa United Kingdom, United States, Fora le linaheng tse ling,' me e sebelisoa haholo mafapheng a sa tšoaneng.Cable ea CATV United States e ile ea qala ho leka terata ea aluminium ea koporo e entsoeng ka koporo ho tloha ka 1968, 'me chelete e sebelisoang e fihlile ho lithane tse 30,000 ka selemo.Hona joale linaha tsa Amerika li nketse mehala ea koporo sebaka ka mehala ea koporo e entsoeng ka aluminiamo (tšepe).Lilemong tsa morao tjena, thapo ea aluminium ea koporo ea CATV ea China le eona e se e qalile ho sebelisoa haholo.Ka 2000, mmuso o ile oa theha maemo a indasteri -SJ/T11223-2000, mme ka matla a khothaletsa tšebeliso ea likhoele tsa aluminium tse entsoeng ka koporo.Hajoale, liteishene tsa TV tsa cable Shanghai, Guangzhou, Zhejiang, Liaoning le libakeng tse ling ka kakaretso li amohetse likhoele tsa aluminium tse entsoeng ka koporo, 'me karabelo e ntle.
Aluminium e entsoeng ka koporo ke lera la koporo le koahetsoeng ka holimo holim'a aluminium kapa aluminium / tšepe ea motsoako oa tšepe, e entsoeng ka ho taka, 'me botenya ba lesela la koporo bo ka holimo ho 0.55mm.Ka lebaka la litšoaneleho tsa phello ea letlalo la phetisetso ea maqhubu a maqhubu a phahameng ho mokhanni, lets'oao la TV la cable le fetisoa holim'a lera la koporo ka holimo ho 0.008mm, 'me mokhanni oa ka hare oa koporo oa aluminium o ka finyella litlhoko tsa phetisetso ea matšoao ka botlalo. 'me litšobotsi tsa phetisetso ea pontšo li lumellana le' mele oa koporo oa bophara bo tšoanang.
Joale phapang ke efe pakeng tsa likhoele tsa aluminium tse entsoeng ka koporo le likhoele tse hloekileng tsa koporo mabapi le ts'ebetso, melemo ke efe le mefokolo?Pele ho tsohle, mabapi le thepa ea mochine, matla le bolelele ba li-conductor tse hloekileng tsa koporo li kholo ho feta tsa li-conductors tsa aluminium tse entsoeng ka koporo, e leng se bolelang hore koporo e hloekileng e molemo ho feta aluminium ea koporo ho latela thepa ea mochine.Ho ea ka pono ea moralo oa li-cable, melemo ea matla a matle a mochine oa li-conductor tse hloekileng tsa koporo ho feta li-conductor tsa aluminium tse entsoeng ka koporo ha li hlokehe ka mokhoa o sebetsang.Copper-clad aluminium conductor e bobebe haholo ho feta koporo e hloekileng, kahoo boima ba kakaretso ba thapo ea aluminium ea koporo bo bobebe ho feta thapo e hloekileng ea koporo, e tla tlisa bonolo ho lipalangoang tsa thapo le ho emisoa le kaho ea thapo.Ho phaella moo, aluminium e entsoeng ka koporo e bonolo ho feta koporo e hloekileng, 'me likhoele tse hlahisoang ka li-conductor tsa aluminium tse entsoeng ka koporo li molemo ho feta lithapo tse hloekileng tsa koporo mabapi le bonolo.
Taba ea bobeli, mabapi le ts'ebetso ea motlakase, hobane conductivity ea aluminium e mpe ho feta ea koporo, khanyetso ea DC ea mokhanni oa aluminium ea koporo e kholo ho feta ea mochini o hloekileng oa koporo.Hore na sena se na le tšusumetso e itšetlehile haholo ka hore na thapo e tla sebelisoa bakeng sa phepelo ea motlakase, joalo ka ho fana ka matla ho amplifier, haeba e sebelisoa bakeng sa phepelo ea motlakase, conductor ea aluminium ea koporo e tla lebisa ts'ebelisong e eketsehileng ea matla mme motlakase o tla. fokotsa ho feta.Ha maqhubu a feta 5MHz, ho fokotseha ha AC ka nako ena ha ho fapane haholo tlas'a li-conductor tse peli tse fapaneng.Ha e le hantle, sena ke haholo-holo ka lebaka la phello ea letlalo la maqhubu a phahameng a maqhubu a phahameng, ho phahama ha maqhubu, ho atamela ha phallo ea hona joale e le holim'a mokhanni, bokaholimo ba mokhanni oa aluminium ea koporo e hlile e le thepa e hloekileng ea koporo. maqhubu a phahame ho ea sebakeng se itseng, hona joale hohle ho phuthetsoe ka thepa ea koporo ka hare ho phallo.Ka 5MHz, hona joale e phalla ka botenya bo ka bang 0.025 mm haufi le bokaholimo, ha lera la koporo la mokhanni oa aluminium ea koporo e ka bang habeli ho feta.Bakeng sa likhoele tsa coaxial, hobane lets'oao le fetisitsoeng le kaholimo ho 5MHz, phello ea phetisetso ea li-conductor tsa aluminium tse apereng koporo le li-conductor tse hloekileng tsa koporo li tšoana.The attenuation ea thapo tekong ea sebele e ka paka sena.
Ntlha ea boraro, ho tloha karolong ea moruo, li-conductor tsa aluminium tse entsoeng ka koporo li rekisoa ka boima ba 'mele,' me li-conductor tse hloekileng tsa koporo li boetse li rekisoa ka boima ba 'mele,' me theko ea li-conductor tsa aluminium tse entsoeng ka koporo li theko e boima ho feta li-conductor tse hloekileng tsa koporo tse boima bo lekanang.Leha ho le joalo, boima bo tšoanang ba aluminium e entsoeng ka koporo e telele ho feta bolelele ba mokhanni o hloekileng oa koporo, 'me mohala o baloa ka bolelele.Theko e tšoanang ea terata ea aluminium e nang le boima ba koporo ke makhetlo a 2,5 bolelele ba terata ea koporo, 'me theko ke li-yuan tse makholo a seng makae feela ho feta tonne.Ha li kopane, aluminium e nang le koporo e na le melemo e mengata.Kaha mohala oa aluminium oa koporo o batla o le bobebe, litšenyehelo tsa lipalangoang le litšenyehelo tsa ho kenya mohala li tla fokotseha, e leng se tla tlisa boiketlo bo itseng mohahong.
Ho phaella moo, lithapo tsa aluminium tse entsoeng ka koporo li bonolo ho li hlokomela 'me li na le litšenyehelo tse tlaase tsa tlhokomelo ho feta likhoele tse hloekileng tsa koporo.Tšebeliso ea aluminium ea koporo e ka fokotsa ho hloleha ha marang-rang le ho qoba basebetsi ba marang-rang ho "khaola mantlha nakong ea mariha le ho itšeha letlalo lehlabula" nakong ea tlhokomelo (sephutheloana sa aluminium hlobolisa longitudinal kapa lihlahisoa tsa aluminium tube).Ka lebaka la phapang e kholo ea coefficient ea ho atolosa mocheso pakeng tsa mokhanni oa ka hare oa koporo le motlakase oa ka ntle oa aluminium, nakong ea lehlabula le chesang, mokhanni oa ka ntle oa aluminium o tla hola haholo, 'me mokhanni oa ka hare oa koporo o tla fokotseha ka mokhoa o itseng' me a ke ke a kopana ka ho feletseng le ho kopana le elastic. poleiti setulong sa F-head.Mariha a batang, mokhanni oa kantle oa aluminium o honyela haholo, e leng se etsang hore lera le sireletsang le theohe.Ha koporo e apereng aluminium ka hare e sebelisoa ka mohala oa coaxial, coefficient ea ho atolosa mocheso pakeng tsa eona le mokhanni oa ka ntle oa aluminium e nyenyane, phoso ea ho hula mokokotlo oa mohala e fokotseha haholo ha mocheso o fetoha, 'me boleng ba phetisetso ea marang-rang bo ntlafatsoa.
Indasteri ea terata le lithapo tse sebelisang terata ea aluminium e koahetsoeng ka koporo e boetse ke mokhoa o motle oa ho fokotsa khatello ea hona joale ea khoebo, terata ea bimetallic e entsoeng ka lera la koporo kantle ho terata ea aluminium, ka lebaka la karolo ea eona e nyane, ts'ebetso e ntle ea phetisetso le melemo e meng. , haholo-holo e loketseng ho etsa conductor ea ka hare ea RF coaxial cable, ha e bapisoa le terata e hloekileng ea koporo, boima ba eona bo ka bang 40% ea koporo e hloekileng.Litšobotsi tsa phetisetso li betere ho feta terata e hloekileng ea koporo, e leng mokhanni oa mohala oa lekala oa RF coaxial cable.
Nts'etsopele ea lihlahisoa tsa lithapo tsa aluminium tsa koporo nakong e tlang e ntse e hloka indasteri eohle ea terata le lithapo, hammoho le likhoebo tsa tlhahiso ho khothaletsa ts'ebeliso ka boiteko ba ho ntlafatsa ts'ebetso le ho tsebahatsa tsebo e amanang le sehlahisoa, e le ho kenya letsoho ho matlafatseng. Indasteri ea li-cable ea China.
Nako ea poso: Feb-28-2024