Kajeno, e re ke hlalose sebopeho se qaqileng sa likhoele tsa Ethernet tsa marine. Ka mantsoe a bonolo feela, likhoele tse tloaelehileng tsa Ethernet li na le mokhanni, lesela le sireletsang, lesela le sireletsang, le sheath e ka ntle, ha likhoele tse hlometseng li eketsa lesela le kahare le lera la lihlomo lipakeng tsa tšireletso le lesela le kantle. Ho hlakile hore lithapo tse nang le lihlomo ha li fane feela ka tšireletso e eketsehileng ea mochine empa li boetse li fana ka tšireletso e eketsehileng ka hare. Joale, a re hlahlobeng karolo ka 'ngoe ka botlalo.
1. Mokhanni: Mokotla oa Phetiso ea Letšoao
Li-cable conductor tsa Ethernet li tla ka lisebelisoa tse fapaneng tse kenyelletsang koporo e entsoeng ka masenke, koporo e se nang letho, terata ea aluminium, aluminium e nang le koporo le tšepe e entsoeng ka koporo. Ho latela IEC 61156-5:2020, likhoele tsa marine Ethernet li lokela ho sebelisa li-conductor tse tiileng tsa koporo tse nang le bophara bo pakeng tsa 0.4mm le 0.65mm. Ha litlhoko tsa lebelo le phahameng la phetisetso le botsitso li ntse li eketseha, li-conductors tse tlase joalo ka aluminium le aluminium e apereng koporo li ntse li felisoa, 'me koporo e kentsoeng le koporo e se nang letho ke tsona tse renang 'marakeng.
Ha e bapisoa le koporo e se nang letho, koporo e kentsoeng e fana ka botsitso bo phahameng ba lik'hemik'hale, ho hanyetsa oxidation, corrosion ea lik'hemik'hale, le mongobo ho boloka ho tšepahala ha potoloho.
Li-conductors li na le mekhoa e 'meli: e tiileng le e thata. Li-conductors tse tiileng li sebelisa terata e le 'ngoe ea koporo, ha li-conductors tse koetsoeng li na le lithapo tse ngata tse tšesaane tsa koporo tse sothehileng hammoho. Phapang e ka sehloohong e teng ts'ebetsong ea phetisetso - kaha libaka tse kholo tsa likarolo tse fapaneng li fokotsa tahlehelo ea ho kenya, li-conductor tse senyehileng li bonts'a 20% -50% e phahameng ho feta e tiileng. Likheo lipakeng tsa likhoele li boetse li eketsa khanyetso ea DC.
Lithapo tse ngata tsa Ethernet li sebelisa li-conductor tsa 23AWG (0.57mm) kapa 24AWG (0.51mm). Leha CAT5E e sebelisa 24AWG ka tloaelo, mekhahlelo e phahameng joalo ka CAT6/6A/7/7A hangata e hloka 23AWG bakeng sa ts'ebetso e ntle. Leha ho le joalo, litekanyetso tsa IEC ha li laele litekanyo tse khethehileng tsa terata - likhoele tse entsoeng hantle tsa 24AWG li ntse li ka fihlela lintlha tsa CAT6+.
2. Insulation Layer: Ho Sireletsa Botšepehi ba Letšoao
The insulation layer e thibela ho lutla ha matšoao nakong ea phetisetso. Ho latela maemo a IEC 60092-360 le GB/T 50311-2016, hangata likhoele tsa metsing li sebelisoa.polyethylene e phahameng haholo (HDPE)kapa e phophomangpolyethylene (PE Foam). HDPE e fana ka khanyetso e ntle ea mocheso, matla a mochini, le ho hanyetsa khatello ea tikoloho, ho etsa hore e sebetse haholo. Foamed PE e fana ka thepa e ntle ea dielectric, e etsa hore e be e loketseng bakeng sa likhoele tsa CAT6A + tse lebelo le holimo.
3. Sefapano sa Sefapano: Ho fokotsa Signal Crosstalk
Searohano sa sefapano (seo hape se tsejoang e le cross filler) se etselitsoe ho arola lipara tse 'ne tse sothehileng hore e be li-quadrants tse ikhethileng, ka mokhoa o hlakileng ho fokotsa puisano lipakeng tsa lipara. Ka tloaelo e hahiloe ka thepa ea HDPE e nang le bophara bo tloaelehileng ba 0.5mm, karolo ena e bohlokoa bakeng sa Sehlopha sa 6 le likhoele tsa boemo bo holimo tse fetisang data ho 1Gbps kapa ka potlako, kaha lithapo tsena li bontša kutloisiso e kholo ea lerata la pontšo 'me li hloka ho matlafatsoa ho hanyetsa tšitiso. Ka lebaka leo, Lithapo tsa Sehlopha sa 6 le ka holimo tse se nang li-foil tse sirelelitsoeng ka bonngoe li kenyelletsa li-filler tsa sefapano ho arola lipara tse 'ne tse sothehileng.
Ka lehlakoreng le leng, lithapo tsa Category 5e le tse sebelisang meralo ea foil e sirelelitsoeng ka para li siea sefapano. Sebopeho sa tlhaho se sothehileng sa lithapo tsa Cat5e se fana ka tšireletso e lekaneng ea tšitiso bakeng sa litlhoko tsa bona tse fokolang tsa bandwidth, ho felisa tlhokahalo ea karohano e eketsehileng. Ka mokhoa o ts'oanang, likhoele tse nang le lipara tse sirelelitsoeng ka foil li sebelisa bokhoni ba tlhaho ba foil ea aluminium ho thibela tšitiso e phahameng ea maqhubu a motlakase, e leng se etsang hore sefapano se se ke sa hlokahala.
Setho se matla sa tensile se bapala karolo ea bohlokoa ho thibela ho ata ha cable ho ka senyang ts'ebetso. Baetsi ba li-cable ba etellang pele indastering ba sebelisa haholo fiberglass kapa thapo ea nylon e le ntho e matlafatsang meahong ea bona ea likhoele. Lisebelisoa tsena li fana ka tšireletso e nepahetseng ea mochine ha li ntse li boloka litšobotsi tsa phetisetso ea cable.
4. Lera la Tšireletso: Tšireletso ea Electromagnetic
Likarolo tse sireletsang li entsoe ka foil ea aluminium le/kapa letlooeng le lohiloeng ho thibela EMI. Lithapo tse sirelelitsoeng ka mokhoa o le mong li sebelisa lera le le leng la aluminium foil (≥0.012mm e teteaneng le ≥20% overlap) hammoho le PET mylar layer ho thibela ho lutla ha hona joale. Liphetolelo tse sirelelitsoeng habeli li tla ka mefuta e 'meli: SF/UTP (foil ka kakaretso + braid) le S/FTP (foil e le 'ngoe + le braid e akaretsang). Khoele e kentsoeng ea koporo (≥0.5mm terata bophara) e fana ka tšireletso e ka khonehang (ka tloaelo 45%, 65%, kapa 80%). Ho latela IEC 60092-350, likhoele tsa leoatle tse sirelelitsoeng ka mokhoa o le mong li hloka terata ea drain bakeng sa ho theoa, ha liphetolelo tse sirelelitsoeng habeli li sebelisa braid bakeng sa ts'ebetso e tsitsitseng.
5. Lera la Lihlomo: Tšireletso ea Mechini
Lera la lihlomo le ntlafatsa ho hanyetsa / ho senya le ho ntlafatsa tšireletso ea EMI. Lithapo tsa leoatleng li sebelisa lihlomo tse lohiloeng ho latela ISO 7959-2, tse nang le terata ea tšepe e entsoeng ka masenke (GSWB) e fanang ka matla a phahameng le ho hanyetsa mocheso bakeng sa lits'ebetso tse boima, athe terata ea koporo e entsoeng ka tini (TCWB) e fana ka maemo a bonolo bakeng sa libaka tse thata.
6. Kantle Sheath: Tikoloho Shield
Sheath e ka ntle e tlameha ho ba e boreleli, e tsepame, 'me e khone ho tlosoa ntle le ho senya likarolo tse ka tlaase. Litekanyetso tsa DNV li hloka hore botenya (Dt) e be 0.04×Df (bophahamo ba ka hare) +0.5mm, ka bonyane ba 0.7mm. Lithapo tsa metsing li sebelisoa haholo-holoLSZH (zero-halogen e mosi o tlase)thepa (SHF1/SHF2/SHF2 MUD limaraka ho IEC 60092-360) tse fokotsang mosi o chefo nakong ea mollo.
Qetello
Karolo e 'ngoe le e' ngoe ea likhoele tsa marine Ethernet e kenyelletsa boenjiniere bo hlokolosi. Ho OW CABLE, re ikemiseditse ho ntshetsapele theknoloji ya dikheibole – ikutloe o lokolohile ho buisana le rona ka ditlhoko tsa hao tse itseng!
Nako ea poso: Mar-25-2025