Ndi chitukuko cha anthu amakono, maukonde wakhala mbali yofunika kwambiri ya miyoyo ya anthu, ndipo kufala kwa ma siginecha maukonde sikungathe kulekana ndi zingwe maukonde (otchedwa zingwe maukonde).Kugwira ntchito pazombo ndi panyanja ndizovuta zamakono zamafakitale zomwe zimayenda panyanja, zomwe zimachulukirachulukira komanso luntha, komanso malo ovuta kugwiritsa ntchito.Zofunikira pazingwe zama netiweki ndizokwera mwachilengedwe kuposa za malo akumtunda.Lero, ndikudziwitsani mwachidule zingwe zapamadzi ndi zapanyanja kwa aliyense.
Chingwe cha netiweki chomwe tikunena nthawi zambiri chimakhala chopindika.Zopangira kondakitala wa chingwe cha netiweki ndi zamkuwa, zokhala ndi ma kondakitala omangika angapo komanso ma kondakitala amodzi olimba.Makondakitala amkuwa okhala ndi PE kapena PO insulation amawonjezedwa, kupindika motsatana ndi mawotchi awiriawiri, kenako amakhotedwa mu chingwe ndi mawaya anayi.Mafupa a mtanda, wosanjikiza wotchinga, waya wokhetsa, ndi wosanjikiza woluka amawonjezedwa ngati pakufunika, ndipo pamapeto pake mkono woteteza umatulutsidwa kuti amalize kupanga.
1.Network chingwe gulu
The ambiri ntchito maukonde zingwe akhoza kugawidwa muChithunzi cha CAT5E(magulu asanu apamwamba), CAT6 (magulu asanu ndi limodzi), CAT6A (magulu asanu ndi limodzi), CAT7 (magulu asanu ndi awiri), CAT7A (magulu asanu ndi awiri apamwamba), CAT8 (magulu asanu ndi atatu), mwa omwe:
Chingwe cha Super Class 5 network: Mbali yakunja ya chingwe cha netiweki imayikidwa ndi CAT.5e, yokhala ndi ma frequency a 100MHz ndi kuchuluka kwapazitali kwa 1000Mbps, koyenera ma network a gigabit.Kukhala ndi ntchito yabwino kuposa mizere ya Class 5, kuwongolera zizindikiro monga NEXT, PS-ELFEXT, Atten, ndikuthandizira ma duplex applications;Pakalipano, gawo lalikulu la zingwe zapaintaneti zimagawidwa ngati Gulu 5, makamaka kuti tigwiritse ntchito tokha.
Mitundu isanu ndi umodzi ya zingwe za netiweki: Mbali yakunja ya chingwe cha netiweki imalembedwa ndi CAT.6, yokhala ndi ma frequency opitilira 250MHz komanso kufalikira kwa 1Gbps, oyenera ma network a gigabit.The comprehensive attenuation to crosstalk ratio (PS-ACR) ya Category 6 cabling systems iyenera kukhala ndi malire ochuluka pa 200MHz, kupereka kawiri bandwidth ya Gulu 5. Kutumiza kwa Category 6 cabling ndikokwera kwambiri kuposa kwa miyezo ya Gulu 5, kupanga ndiyo yabwino kwambiri pamapulogalamu okhala ndi mitengo yotumizira kuposa 1Gbps.
Chingwe cha Super Category 6: Mbali yakunja ya chingwe cha netiweki imalembedwa ndi CAT.6e kapena CAT6A, yokhala ndi ma frequency apamwamba a 500MHz ndi liwiro la 10Gbps, loyenera kugwiritsidwa ntchito pamaneti 10 a Gigabit.Izi zimapangitsa Super Category 6 zingwe zopotoka kukhala zopotoka zodziwika kwambiri pamakina a ma cabling, ndipo magwiridwe antchito apamwamba a Super Category 6 zingwe zopotoka zimakwaniritsa zofunikira za bandwidth zothamanga kwambiri zama data.
Gulu la 7/Super Category 7 Network Cable: Mbali yakunja ya chingwe cha netiweki imalembedwa ndi CAT7 kapena CAT7A, yokhala ndi ma frequency apamwamba a 600/1000MHz komanso kufalikira kwa 10Gbps.Pakatikati pa Gulu 7 nthawi zambiri amapangidwa ndi waya wamkuwa wokhala ndi makulidwe pafupifupi 0.57mm, womwe ndi mkuwa wopanda mpweya wabwino kwambiri.Izi zimatsimikizira kukana kopitilira muyeso, kupangitsa kufalikira kwakutali komanso chizindikirocho kukhala chokhazikika.
Category 8 Network Cable: Cat8 Category 8 Network Cable ndiye m'badwo waposachedwa wa ma jumper otetezedwa awiri (SFTP), omwe ali ndi mawaya awiri, amatha kuthandizira bandwidth ya 2000MHz, ndipo ali ndi liwiro lofikira mpaka 40Gb/s.Kuphatikiza apo, chingwe cha netiweki cha Cat8 chitha kukhala chogwirizana ndi zingwe zonse za RJ45 ndipo idapangidwa makamaka kuti igwiritse ntchito 25/40GBASE-T.Komabe, mtunda wake wotumizira ndi waufupi, 30m yokha, ndikupangitsa kuti ikhale yoyenera kwambiri kulumikiza ma seva, masiwichi, mafelemu ogawa, ndi zida zina m'malo amfupi a data.
Malinga ndi chitetezo:
Zingwe za netiwekiAmagawidwanso kukhala awiri opotoka otetezedwa (STP) ndi awiri opindika osatetezedwa (UTP).
Peyala Yopotoka Yotetezedwa (STP):
Chosanjikiza chakunja chimakutidwa ndi chitsulo, chomwe nthawi zambiri chimakhala chojambula cha aluminiyamu, kuti achepetse cheza komanso kupewa kuti chidziwitso chisamvedwe.Panthawi imodzimodziyo, ili ndi chiwerengero chachikulu chotumizira deta, koma mtengo wake ndi wapamwamba, ndipo kuyikako kumakhala kovuta kwambiri.
Zopotoka Zosatetezedwa (UTP):
UTP ilibe zida zotchingira zachitsulo, gawo limodzi lokha lazinthu zotchingira zomwe zimakutidwa mozungulira, zomwe ndizotsika mtengo komanso zosinthika pamaneti.Kupatula nthawi zina zapadera (monga madera omwe ali ndi cheza champhamvu kwambiri chamagetsi), UTP imagwiritsidwa ntchito nthawi zambiri.UTP ndi chingwe chomwe chimagwiritsidwa ntchito kwambiri panyumba.
Malo ogwiritsira ntchito zingwe zam'madzi zam'madzi ndizovuta kwambiri, zomwe zimakhala ndi kusokoneza kwamagetsi.Nthawi zambiri, pali zofunika kwambiri pakutchinjiriza, zomwe zitha kugawidwa m'magulu otsatirawa kutengera chinsalu chonse ndi chophimba chaching'ono:
F/UTP: Chojambula chakunja cha aluminiyamu chakunja, palibe chotchinga pakati pa mawaya awiri;CAT5E ndi CAT6 amagwiritsidwa ntchito kwambiri.
SF/UTP: Kunja kwa waya woluka aluminiyamu zojambulazo zonse chophimba, palibe chotchinga pakati pa mawaya awiriawiri, omwe amagwiritsidwa ntchito mu CAT6.
S/FTP: Kutchinga kwa waya wamkuwa wakunja, kuphatikizira zotchingira za aluminiyamu zotchingira, zotchingira zabwino, CAT6A ndi pamwambapa zigwiritsa ntchito izi.
2.Kusiyana kwa zingwe zapanyanja zam'madzi
Poyerekeza ndi zingwe zapaintaneti zapamtunda, zingwe zama netiweki zam'madzi zimakhala ndi kusiyana kwakukulu pakuyika kwawo ndikugwiritsa ntchito.Mwachitsanzo, chilengedwe cha electromagnetic chomwe chili m'bwalo ndizovuta, malowa ndi opapatiza, chinyezi cha mpweya ndi mchere ndi wochuluka, kuwala kwakunja kwa ultraviolet ndi kolimba, malo oipitsidwa ndi mafuta ndi ochuluka, zofunikira zopewera moto ndizokwera, malo omanga ndi ovuta. , ndipo zimakhala zovuta kuthawa ngati pachitika ngozi, zomwe zimakhala ndi zofunika kwambiri pazingwe zosiyanasiyana.
Zingwe zama netiweki zam'madzi nthawi zambiri zimapangidwa molingana ndi muyezo wa IEC 61156-5/6.IEC 61156-5 ndiyoyenera kuyala mtunda wautali, makamaka pogwiritsa ntchito ma kondakitala olimba, okhala ndi kukhulupirika kwa kokondakita komanso mtunda wautali komanso wokhazikika wotumizira ma siginecha.IEC 61156-6 ndiyoyenera malo ogwirira ntchito, monga zipinda zamakompyuta, pomwe ma conductor opotoka amagwiritsidwa ntchito nthawi zambiri, kupangitsa zingwe kukhala zosinthika komanso zoyenera kuyika malo opapatiza.Nthawi zambiri amagwiritsidwa ntchito ngati jumper.
Ntchito zambiri za zombo zimakhala pamtunda wanyanja.Moto ukayaka, zimakhala zovuta kuti anthu atuluke, ndipo zingwe zimayaka.Utsi wopangidwa ndi kuyaka ukhoza kuvulaza kwambiri thanzi la munthu.Pofuna kuchepetsa kuvulaza kwa ngozi zamoto, zingwe zapanyanja zam'madzi nthawi zambiri zimagwiritsa ntchito utsi wochepa komanso wopanda halogen (LSZH) retardant polyolefin yamoto ngati zida zakunja za m'chimake, zomwe zimakwaniritsa zomwe IEC60332 zimaletsa moto komanso utsi wochepa komanso zofunikira zopanda halogen. IEC 60754-1/2 ndi IEC 61034-1/2.Muzochitika zina zapadera, zingwe zosagwirizana ndi moto zomwe zili ndi chitetezo chapamwamba zidzagwiritsidwa ntchito, ndipo zipangizo zosagwira moto monga mica tepi zidzawonjezedwa kuti zikwaniritse zofunikira za IEC60331 zotsutsana ndi moto, kuonetsetsa kuti ngakhale moto utayaka, Dera lingathenso kugwira ntchito. kawirikawiri kwa nthawi yakutiyakuti, potero kumakulitsa chitetezo cha miyoyo ya anthu ndi katundu.
M'malo ena apadera am'madzi, monga nsanja zoyenga mafuta akunyanja (FPSOs), zowotchera zazikulu, ndi zina zambiri, zingwe zimafunikira kukhudzana kwanthawi yayitali ndi matope, slurry wamafuta, ndi zinthu zosiyanasiyana zowononga.Pofuna kupititsa patsogolo mphamvu ya chingwe chakunja, zingwe za polyolefin (SHF2) kapena matope zosagwira ntchito (SHF2 MUD) ziyenera kugwiritsidwa ntchito.Crosslinking polyolefins ndi njira yoyatsira thupi kapena kuphatikizika kwamankhwala, komwe kumapangitsa kuti ma polyolefin azigwira bwino ntchito ndikuwathandiza kukhala ndi moyo wautali wautumiki komanso mawonekedwe abwinoko pambuyo polumikizana.Polyolefin yolimbana ndi matope imatanthawuza polyolefin yolumikizana ndi mtanda yokhala ndi kukana kwa dzimbiri kolimba komanso kusavala, zomwe zimathandiza kuti zingwe zikwaniritse zofunikira zokana matope za NEK 606.Pofuna kupititsa patsogolo luso la makina a chingwe, zida zachitsulo zidzawonjezedwa ku chingwe, monga zida zachitsulo zopangira zida zachitsulo (GSWB), zida zamkuwa zachitsulo (TCWB), ndi zina. Pambuyo powonjezera zida zachitsulo, chingwe adzakhala bwino mawotchi mphamvu, potero kuteteza bwinonetwork chingwendi kuchepetsa kupezeka kwa kupsinjika ndi kupsinjika fractures.Nthawi yomweyo, zida zachitsulo zimathanso kuchitapo kanthu poteteza motsutsana ndi kusokoneza kwa maginito akunja, kuwongolera kukhulupirika kwa kufalitsa kwa data.
Kuphatikiza apo,zingwe zapanyanja zam'madziNthawi zambiri amafunika kukhala osagwirizana ndi UV (ndiko kuti, osamva UV).Popeza zombo ndi malo am'madzi ali ndi dzuwa lokwanira, UV amphamvu, ndi zingwe wamba ndizosavuta kukalamba, zingwe zam'madzi zimagwiritsa ntchito nyali za xenon kapena kupopera madzi molingana ndi miyezo ya UL1581/ASTM G154-16 kuti ipangitsenso nyengo ya zingwe zomwe zimawonekera padzuwa ndi mvula. pakugwiritsa ntchito kwenikweni, kuti muyese mphamvu yoletsa kukalamba ya zingwe.
Nthawi yotumiza: Oct-26-2023