Mphamvu yokhazikika komanso yofanana imadalira osati kokha kapangidwe kabwino ka conductor ndi magwiridwe antchito, komanso ubwino wa zigawo ziwiri zofunika kwambiri mu chingwe: chotenthetsera ndi zipangizo za m'chimake.
Mu mapulojekiti enieni a mphamvu, zingwe nthawi zambiri zimakhala pamalo ovuta kwa nthawi yayitali. Kuyambira pa kuwala kwa UV mwachindunji, moto wopangidwa ndi nyumba, kuikidwa pansi pa nthaka, kuzizira kwambiri, mpaka mvula yamphamvu, zonsezi zimakhala zovuta pa zinthu zotetezera ndi zotchingira za zingwe za photovoltaic. Zipangizo zomwe zimagwiritsidwa ntchito kwambiri ndi monga cross-linked polyolefin (XLPO), cross-linked polyethylene (XLPE), ndi polyvinyl chloride (PVC). Chilichonse mwa zinthuzi chili ndi makhalidwe osiyana oyenera zinthu zosiyanasiyana zachilengedwe komanso zofunikira pa ntchito. Zimateteza bwino kutayika kwa mphamvu ndi ma short circuits, komanso zimachepetsa zoopsa monga moto kapena kugwedezeka kwa magetsi.
PVC (Polyvinyl Chloride):
Chifukwa cha kusinthasintha kwake, mtengo wake wocheperako, komanso kusavutikira kukonza, PVC ikadali chinthu chogwiritsidwa ntchito kwambiri popanga zotetezera mawaya ndi zingwe. Monga chinthu chopangidwa ndi thermoplastic, PVC imatha kupangidwa mosavuta kukhala mawonekedwe osiyanasiyana. Mu makina a photovoltaic, nthawi zambiri imasankhidwa ngati chinthu choteteza chikwama, zomwe zimateteza kuvulala kwa ma conductor amkati pomwe zimathandiza kuchepetsa bajeti yonse ya polojekiti.
XLPE (Polyethylene Yolumikizidwa ndi Mtanda):
Popangidwa pogwiritsa ntchito njira yaukadaulo yolumikizira silane, zinthu zolumikizira silane zimayikidwa mu polyethylene kuti ziwonjezere mphamvu ndi kukana kukalamba. Zikagwiritsidwa ntchito pa zingwe, kapangidwe ka mamolekyu kameneka kamathandizira kwambiri mphamvu ndi kukhazikika kwa makina, ndikutsimikizira kulimba pansi pa nyengo yovuta kwambiri.
XLPO (Polyolefin yolumikizidwa ndi Cross-linked):
Popangidwa kudzera mu njira yapadera yolumikizirana ndi ma radiation, ma polima olunjika amasinthidwa kukhala ma polima ogwira ntchito kwambiri okhala ndi mawonekedwe a netiweki ya magawo atatu. Amapereka kukana kwabwino kwa UV, kukana kutentha, kukana kuzizira, komanso mphamvu zamakanika. Ndi kusinthasintha kwakukulu komanso kukana nyengo kuposa XLPE, ndi yosavuta kuyiyika ndikuyendetsa m'njira zovuta - zomwe zimapangitsa kuti ikhale yoyenera kwambiri padenga la solar panels kapena machitidwe oyika pansi.
Kapangidwe kathu ka XLPO ka zingwe za photovoltaic kamagwirizana ndi RoHS, REACH, ndi miyezo ina yapadziko lonse lapansi yokhudza chilengedwe. Kakukwaniritsa zofunikira pakugwira ntchito kwa EN 50618:2014, TÜV 2PfG 1169, ndi IEC 62930:2017, ndipo ndikoyenera kugwiritsidwa ntchito mu insulation ndi sheath ya zingwe za photovoltaic. Zipangizozi zimateteza chilengedwe pomwe zimapereka kuyenda bwino kwa makina ochapira komanso malo osalala otulutsira, ndikuwonjezera magwiridwe antchito opangira zingwe komanso kusinthasintha kwa zinthu.
Kukana Moto ndi Madzi
XLPO, pambuyo pa kuunikira, imakhala ndi mphamvu zoletsa moto. Imasunga kukhazikika pa kutentha kwakukulu ndi kupanikizika, zomwe zimachepetsa kwambiri chiopsezo cha moto. Imathandizanso kukana madzi kwa AD8, zomwe zimapangitsa kuti ikhale yoyenera malo okhala ndi chinyezi kapena mvula. Mosiyana ndi zimenezi, XLPE siili ndi mphamvu zoletsa moto ndipo ndi yoyenera kwambiri machitidwe omwe amafunikira kukana madzi mwamphamvu. Ngakhale PVC ili ndi mphamvu yozimitsa yokha, kuyaka kwake kumatha kutulutsa mpweya wovuta kwambiri.
Kuopsa kwa Poizoni ndi Zotsatira Zachilengedwe
XLPO ndi XLPE zonse ndi zinthu zopanda halogen, zopanda utsi wambiri zomwe sizitulutsa mpweya wa chlorine, dioxin, kapena utsi wa asidi wowononga panthawi yoyaka, zomwe zimapangitsa kuti chilengedwe chikhale chogwirizana kwambiri. Komabe, PVC imatha kutulutsa mpweya woipa kwa anthu ndi chilengedwe kutentha kwambiri. Kuphatikiza apo, kuchuluka kwa kulumikizana kwa XLPO kumapangitsa kuti ikhale ndi moyo wautali, zomwe zimathandiza kuchepetsa ndalama zosinthira ndi kukonza kwa nthawi yayitali.
XLPO ndi XLPE
Zochitika Zogwiritsira Ntchito: Malo akuluakulu opangira magetsi a dzuwa m'madera omwe ali ndi kuwala kwa dzuwa kapena nyengo yovuta, madenga a dzuwa amalonda ndi mafakitale, ma solar arrays okhala pansi, mapulojekiti oteteza dzimbiri pansi pa nthaka.
Kusinthasintha kwawo kumathandizira mapangidwe ovuta, chifukwa zingwe zimafunika kuthana ndi zopinga kapena kusintha pafupipafupi panthawi yoyika. Kulimba kwa XLPO pansi pa nyengo yoipa kumapangitsa kuti ikhale chisankho chodalirika kumadera omwe kutentha kumasinthasintha komanso malo ovuta. Makamaka m'mapulojekiti a photovoltaic omwe amafunikira kwambiri kuti moto uchepe, kuteteza chilengedwe, komanso kukhala ndi moyo wautali, XLPO imadziwika kuti ndi chinthu chomwe chimakondedwa kwambiri.
PVC
Zochitika Zogwiritsira Ntchito: Kukhazikitsa mphamvu ya dzuwa m'nyumba, makina a dzuwa okhala padenga okhala ndi mthunzi, ndi mapulojekiti m'malo otentha omwe dzuwa sililowa kwambiri.
Ngakhale kuti PVC ili ndi UV yochepa komanso yolimba kwambiri, imagwira ntchito bwino m'malo omwe ali ndi mipata yochepa (monga makina amkati kapena makina akunja omwe ali ndi mithunzi pang'ono) ndipo imapereka njira yotsika mtengo.
Nthawi yotumizira: Julayi-25-2025