Kutevera kuunzwa kweruzivo rwekutanga rweMarine network cablesmumagazini yakapfuura, nhasi tichaenderera mberi kuunza chimiro chaicho chetambo dzemuchadenga.Zvichitaurwa zviri nyore, tambo dzakajairwa netiweki dzinowanzo kuumbwa nemakondakita, masisitimu ekudzivirira, zvidziviriro zvekudzivirira, uye masheti ekunze, nepo tambo dzenetiweki dzakashongedzerwa dzinoumbwa nemakondakita, mativi ekudzivirira, nhovo dzekudzivirira, masheti emukati, nhumbi dzezvombo, uye masheti ekunze.Zvinogona kuoneka kuti armored network tambo hadzingove neyakamwe pfuti yezvombo zvichienzaniswa neyakajairwa network tambo, asi zvakare ine yakawedzera layer yekudzivirira yemukati sheath.Tevere, isu tichatora munhu wese nhanho nhanho kuti tiwane kunzwisisa kwakadzama kwemarine network tambo.
1. Muitisi
Thezvinhu zve network cablemaconductor anogona kupatsanurwa kuita mhangura yakanamirwa, mhangura yakachena, waya yealuminium, mhangura yakashongedzwa aluminium, simbi yemhangura, uye mamwe marudzi.Zvinoenderana neIEC 61156-5-2020 yakajairwa, yakasimba annealed annealed mhangura conductor ane madhayamita ari pakati pe0.4mm ne0.65mm anofanirwa kushandiswa kune network tambo.Panguva imwecheteyo, vanhu vane kuwedzera kwakakwirira zvinodiwa pachiyero chekufambisa uye kugadzikana kwetambo dzetiweki.Maconductor ane husina simba conductivity senge aluminiyamu waya, mhangura yakavharwa aluminium, uye mhangura yakavharwa simbi zvishoma nezvishoma yakabviswa mumusika, iine mhangura yakasungwa uye isina zvinhu zvemhangura zviri kutora chikamu chikuru chemusika.Inofananidzwa neconductor yakachena yemhangura, mhangura yetinhi ine yakagadzikana makemikari zvimiro uye inogona kuramba corrosion yemakondakita neoxidation, makemikari, uye humidity, nekudaro ichichengetedza kugadzikana kwedunhu.
Iyo network tambo conductor chimiro yakakamurwa kuita yakasimba conductor uye stranded conductor.Sezvinoratidzwa nezita racho, conductor yakasimba inoreva waya imwechete yemhangura, nepo conductor yakasungwa inoumbwa netambo diki dzemhangura dzemhangura dzakaputirwa mune inotenderera fomu, concentric.Musiyano wakanyanya kukosha pakati pemakondakita akasungwa uye akasimba conductor kuita kwavo kutapurirana.Nekuda kweiyo yakakura nzvimbo yemuchinjikwa-sectional yewaya, yakaderera kurasikirwa kwekupinza.Naizvozvo, kudzikisira kwemakondakita akasungwa i20% -50% yakakura kupfuura iyo yakasimba conductor.Uye pane zvisingadzivirirwe pakati petambo dzemhangura waya mune yakasungwa conductor, zvichikonzera kukwirisa DC kuramba.Muzviitiko zvakawanda, mainjiniya anowanzo kushandisa yakasimba conductor network tambo.Kana vasangana nemamiriro ezvinhu akakosha anoda nzvimbo dzakamanikana uye wiring inochinjika, ivo vanozoshandisa anochinjika akabatikana maconductor kusangana nezvinodiwa zvekuisa.
Mazhinji tambo dzenetiweki dzinoshandisa maviri zvirevo zvemakondakita: 23AWG (0.57mm) uye 24AWG (0.51mm).CAT5E inoshandisa 24AWG conductors, nepo CAT6, CAT6A, CAT7, uye CAT7A inoda zvirinani kutapurirana kuita, saka 23AWG conductor ichashandiswa.Ehe, iyo IEC yakatarwa hainyatso kurongedza waya yakatarwa yemhando dzakasiyana dzetiweki tambo.Chero bedzi maitiro ekugadzira ari akanakisa uye mashandiro ekufambisa achisangana nezvinodiwa, 24AWG maconductor akakodzerawo CAT6 uye pamusoro penetiweki tambo.
2. Insulation
Iyo insulation layer ye network tambo inonyanya kushandiswa kudzivirira kubuda kwemasaini panguva yekufambisa mutambo, nekudaro kudzivirira kubuda kwedata.Zvinoenderana neiyo IEC60092-360 yakajairwa uye yepamba wiring yakatarwa senge GB/T 50311-2016, yakakwira-density polyethylene (HDPE) kana foamed polyethylene (PE Foam) zvinhu zvinowanzo shandiswa semidziyo yekuvharisa tambo dzemugungwa network.Yakakwira density polyethylene ine yakanakisa kupikisa kune yakakwirira uye yakaderera tembiricha, yakasimba michina zvivakwa, yakakwira dielectric kugara, uye yakanaka kushushikana kwezvakatipoteredza.Nekuda kwekuita kwayo kwakanakisa, inoshandiswa zvakanyanya.Foamed polyethylene inokodzera high transmission rate network cables neCAT6A uye pamusoro pezvitemerwa nekuda kweiyo nani dielectric properties.
3. Cross skeleton
The cross skeleton, inozivikanwawo semuchinjiko keel, inoshandiswa kupatsanura mapairi mana enetwork cablesmumativi mana akasiyana, nekudaro kuderedza crosstalk pakati pevaviri;Muchinjikwa keel inowanzo umbwa neHDPE ine dhayamita ye0.5mm.Chikamu 6 uye pamusoro petiweki tambo dzinonyanya kutarisisa kusaina "ruzha" nekuda kwekudiwa kwekufambisa data ye1Gps kana kupfuura.Zvido zvepamusoro zvekudzivirira-kupindira kugona kwetambo.Naizvozvo, kuChikamu chechitanhatu uye pamusoro petambo dzenetiweki dzisingashandisi aruminiyamu foil wire pair shielding, pachashandiswa skeleton skeleton yemapara mana ewaya.
Nekudaro, hapana kushandiswa kwemuchinjikwa skeleton yeChikamu 5 network tambo uye netiweki tambo dzakachengetedzwa nealuminium foil pairs.Nekuti iyo yekufambisa bandwidth yeSuper Five network tambo pachayo haina kukura, iyo yakamonyoroka peya chimiro chetambo pachayo inogona kusangana ne-anti-kupindira zvinodiwa.Naizvozvo, hapana chikonzero chemuchinjikwa skeleton.Iyo aluminium foil inoshandiswa kudzivirira iyo network tambo pachayo inogona kudzivirira yakakwira-frequency electromagnetic kukanganiswa.Naizvozvo, hapana chikonzero chekushandisa muchinjikwa skeleton.Tambo yetensile inoita basa rekudzivirira kuti network tambo isatambanudzwe uye ichikanganisa kuita kwayo.Parizvino, vagadziri vakuru vetambo vanowanzo shandisa fiberglass kana tambo dzenaironi setambo dzakasimba.
4. Shield
Iyo yekudzivirira layer yetiweki tambo inoreva aluminium foil uye yakarukwa mesh, uye iyo yekudzivirira layer inonyanya kushandiswa kudzivirira kukanganiswa kwemagetsi uye kuve nechokwadi chekufambisa kwemasaini.Iyo shielding layer yeimwe nhovonetwork cableingori imwe layer yealuminium foil, ine ukobvu husingasviki 0.012mm uye kupeta kupindirana kweyero isiri pasi pe20%.Mutsara wePET plastiki firimu, inowanzozivikanwa seMylar, ichaputirwa pakati petambo uye aluminium foil imwe chete yekudzivirira shielding layer kuti iparadzanise kuyerera kwazvino pakati petambo uye simbi inodzivirira simbi uye kudzivirira yakawandisa ikozvino kubva mukukuvadza tambo.Kune mafomu maviri etambo akadzivirirwa network tambo, imwe iSF/UTP (yekunze braiding + aluminium foil yakazara shielding), uye imwe yacho S/FTP (yekunze braiding + waya kune aluminium foil partial shielding).Ose ari maviri anoumbwa nealuminium foil uye mesh yakarukwa, uko mesh yakarukwa inogadzirwa netambo waya yemhangura ine dhayamita isingasviki 0.5mm, uye dhizaini yekuruka inogona kugadzirwa zvinoenderana nezvinodiwa kwezvakatipoteredza.Kazhinji, kune akati wandei anowanzo shandiswa magiya akadai se45%, 65%, uye 80%.Zvinoenderana neiyo IEC60092-350 dhizaini dhizaini yetambo dzemugungwa, waya yekumisa inosangana nesimbi pamusoro pechivharo chekudzivirira inoda kuwedzerwa kune imwechete-yakadzivirirwa network tambo kudzivirira kukuvadzwa kwakasimba, nepo tambo yakadzivirirwa network isingaite. inoda kuwedzerwa sezvo simbi yakarukwa layer inogona kuburitsa static magetsi.
5. Nhumbi
Armored network cable inoreva tambo yetiweki ine simbi inodzivirira nhumbi dzokurwa.Chinangwa chekuwedzera chigadziko chezvombo kune tambo yetiweki hachisi chekusimudzira kuchengetedza kwemechanicha senge simba rekusimba uye simba rekumanikidza kuti riwedzere hupenyu hwayo hwesevhisi, asiwo kuvandudza mashandiro ekurwisa-kukanganisa kuburikidza nekudzivirira.Iyo nzira yezvombo zvemugungwa network tambo inonyanya kurukwa, yakagadzirwa nesimbi yesimbi waya, waya yemhangura, simbi yakapfava waya yemhangura, kana copper alloy waya inosangana neISO7959-2 standard.Mukuita chaiko kwekugadzira, huwandu hukuru hwewaya nhumbi dzesimbi dzakagadzirwa nesimbi yakarukwa waya (GSWB) uye tinned copper waya weaving (TCWB).GSWB zvinhu zvine simba repamusoro remuchina uye inoshingirira kune tembiricha yepamusoro, ichiita kuti ive yakakodzera nzvimbo dzine zvakakwirira zvinodikanwa zvesimba retambo;TCWB zvinhu zvine kuchinjika kwakasimba, diki yekubhenda radius, asi yakaderera simba, uye inokodzera nzvimbo dzine zvakakwirira zvinodikanwa zvekuomesa tambo.
6. Bhachi
Musheti wekunze wenetwork cableinonyanya kuzivikanwa seyekunze sheath.Basa rayo nderekuputira mapeya mana etambo dzemambure munzvimbo, kufambisa waya, nekudzivirira mapeya mana ewaya mutambo dzetiweki.Iyo yekunze sheath inoda kutenderera uye yunifomu chitarisiko, ichigadzira yakasimba homogeneous yakazara, uye ichivhara zvikamu zviri pazasi.Paunenge uchibvisa sheath yekunze, hazvizokonzerese kukanganisa mukati mekudzivirira kana kudzivirira.Zvinoenderana nezvinodiwa neDNV Classification Society, ukobvu hwekunze kweiyo marine network cable Dt = 0.04 · Df (dhayamita rekunze remukati meiyo sheath) + 0.5mm, uye hushoma ukobvu i0.7mm.Iyo sheath zvinhu zvemugungwa network tambo inonyanya kuderera utsi halogen-isina flame retardant polyolefin (LSZH), iyo yakakamurwa muzvikamu zvitatu: LSZH-SHF1, LSZH-SHF2, uye LSZH-SHF2 MUD, uye inosangana nemhando yezvinhu yakatsanangurwa muIEC60092. -360.Kana zvinhu zveLSZH zvapiswa, hutsi hwehutsi hwakadzikira uye haina halogens (fluorochlorobromine iodine astatine), saka haiburitse huwandu hwemagasi ane chepfu.Nyaya yapfuura yakazivisa kuti LSZH-SHF1 ndiyo yakanyanya kuwanda uye yakakodzera munzvimbo dzakawanda dzemukati dzakajairwa, nepo LSZH-SHF2 neLSZH-SHF2 MUD dzakakodzera nharaunda dzakaomarara, seFPSO nemagetsi ekunze kwemahombekombe.
Nguva yekutumira: Nov-09-2023