Mukugadzirwa kwezvivakwa zvitsvaisingatsvitambo,polyethylene yakabatana (XLPE) yakadzivirirwaTambo dzinoshandiswa zvakanyanya. Dzinoratidza kushanda zvakanaka kwemagetsi, hunhu hwemakanika, uye kugara kwenguva refu kwezvakatipoteredza. Dzinoratidzirwa nekupisa kwakanyanya kushanda, kugona kukuru kwekutumira magiya, kuisa pasina muganho, uye kuisa nekugadzirisa zviri nyore, dzinomiririra mafambiro ekukura kwetambo itsva.
1. Dhizaini yeConductor yeCable
Maumbirwo eConductor uye Hunhu: Maumbirwo eConductor anoshandisa rudzi rwechipiri rwechimiro checonductor chakabatana chakaita sefeni, achishandisa chimiro che (1+6+12+18+24) chakajairwa chakavharirwa. Mukubatanidza kwakajairika, chikamu chepakati chine waya imwe, chikamu chechipiri chine waya nhanhatu, uye zvikamu zvinotevera zviri pedyo zvinosiyana newaya nhanhatu. Chikamu chekunze chakavharirwa kuruboshwe, nepo zvimwe zvikamu zviri pedyo zvakavharirwa kune rumwe rutivi. Waya dzakatenderera uye dzine dhayamita yakaenzana, zvichiita kuti chimiro ichi chekubatanidza chigadzikane. Maumbirwo akavharirwa: Kuburikidza nekudzvanywa, pamusoro peconductor unova wakatsetseka, zvichidzivirira kuwanda kweminda yemagetsi. Panguva imwe chete, inodzivirira zvinhu zvinofambisa mvura zvishoma kuti zvisapinde mukati mewaya panguva yekudzivirira kupinza, zvichidzivirira kupinda kwehunyoro uye zvinovimbisa mwero wakati wekushanduka. Maconductor akavharirwa ane kuchinjika kwakanaka, kuvimbika, uye simba rakawanda.
2. Chigadziko chekudzivirira tamboDhizaini
Basa rechikamu chekudzivirira kupisa nderekuona mashandiro emagetsi etambo uye kudzivirira kuyerera kwemagetsi ari padanho remuchina kuti asabude. Chimiro che extrusion chinoshandiswa, chineZvinhu zve XLPEyakasarudzwa kuti ishandiswe mukudzivirira kupisa. XLPE inopa kushanda kwepamusoro kana tichienzanisa ne polyethylene, ine hunhu hwakanaka hwekudzivirira kupisa, hunoratidzwa nema dielectric constants mashoma (ε) uye low dielectric loss tangent (tgδ). Chinhu chakakodzera high-frequency insulation material. Volume resistance coefficient yayo uye breakdown field strength yayo hazvichinji kunyangwe mushure memazuva manomwe yekunyudzwa mumvura. Saka, inoshandiswa zvakanyanya mukudzivirira kupisa kwetambo. Zvisinei, ine low melting point. Kana ikashandiswa mutambo, overcurrent kana short-circuit faults zvinogona kukonzera kukwira kwetembiricha, zvichikonzera kupfava uye deformation ye polyethylene, zvichikonzera kukuvara kwekudzivirira kupisa. Kuti irambe iine mabhenefiti e polyethylene, inosangana ne cross-link, ichisimudzira kupisa kwayo uye kuramba kwayo kuputika kwe Environmental Stress, zvichiita kuti cross-linked polyethylene material ive chinhu chakakodzera chekudzivirira kupisa.
3. Dhizaini yeKusunga neKuputira Cable
Chinangwa chekusunga nekuputira tambo ndechekuchengetedza insulation, kuona kuti core yetambo yakagadzikana, uye kudzivirira insulation yakasununguka uye fillers, zvichiita kuti core ive yakatenderera.bhandi rekuputira rinodzivirira motoinopa zvimwe zvinhu zvinodzivisa moto.
Zvinhu zveKusunga neKuputira Cable: Chipfeko ichi chinobatidza moto zvakanyanyajira risina kurukwabhandi, rine simba rekusunga uye indekisi yekudzora murazvo ye oxygen indekisi ye 55%. Zvinhu zvinozadza zvinoshandisa tambo dzepepa dzisina kusimba dzinodzora murazvo (tambo dzemineral), dzakapfava, dzine indekisi ye oxygen ye 30%. Zvinodiwa pakusunga tambo nekuputira zvinosanganisira kusarudza upamhi hwebhandi rekuputira zvichibva padhayamita yepakati nekona yebhandi, pamwe nekupindirana kana nzvimbo yekuputira. Nzira yekuputira ndeyekuruboshwe. Mabhandi anodzivirira murazvo anodiwa pamabhandi anodzivirira murazvo. Kudzivirira kupisa kwechinhu chinozadza kunofanirwa kuenderana nekupisa kwekushanda kwetambo, uye chimiro chayo hachifanirwe kukanganisa zvakanyanya nezvinhu zvekudzivirira mupendero.Inofanira kubviswa pasina kukuvadza chinhu chinodzivirira kupisa.
Nguva yekutumira: Zvita-12-2023