Te Tūranga o ngā Ārai Matewaiora ki te Whakapai ake i te Roa o te Ora o ngā Taura Whakamarumaru Polyethylene Hononga-Whārite (XLPE)
Polyethylene honohono-whiti (XLPE)he rauemi ārai matua e whakamahia ana i roto i ngā taura ngaohiko reo-waenga me te ngaohiko teitei. I roto i te roanga o te wā e mahi ana ēnei taura, ka tūtaki rātou ki ngā wero rerekē, tae atu ki ngā āhuatanga āhuarangi rerekē, ngā piki me ngā heke o te pāmahana, te ahotea miihini, me ngā taunekeneke matū. Ka pā katoa ēnei āhuatanga ki te roa me te roa o te ora o ngā taura.
Te Hiranga o ngā Ārai Mate i roto i ngā Pūnaha XLPE
Hei whakarite kia roa ake te ora o ngā taura kua whakamātaotia ki te XLPE, he mea nui te whiriwhiri i tētahi matū ārai-hauora e tika ana mō te pūnaha polyethylene. He mahi nui tā ngā matū ārai-hauora ki te tiaki i te polyethylene mai i te pirau waikura. Mā te tere o te tauhohenga ki ngā rauropi kore utu i hangaia i roto i te rauemi, ka hangaia e ngā matū ārai-hauora ngā matū pumau ake, pērā i ngā hydroperoxides. He mea tino nui tēnei nā te mea ko te nuinga o ngā tukanga whakawhiti-hononga mō te XLPE he mea hanga ki te peroxide.
Te Tukanga Whakangaromanga o ngā Pūmua
I roto i te wā, ka pakarukaru haere te nuinga o ngā pūmua nā te pirau tonu. Ko te mutunga o te ora o ngā pūmua ka tautuhia ko te wā e heke ai tō rātou roa i te wā whati ki te 50% o te uara taketake. I tua atu i tēnei paepae, ahakoa he piko iti noa iho o te taura ka arahi pea ki te pakaru me te pakaru. He maha ngā wā ka whakamahia e ngā paerewa o te ao tēnei paearu mō ngā pūmua korefini, tae atu ki ngā pūmua korefini hono-whiti, hei aromatawai i te mahi a te rauemi.
Tauira Arrhenius mō te Matapae i te Ora o te Taura
Ko te whanaungatanga i waenga i te pāmahana me te roa o te ora o te taura e whakaahuahia whānuitia ana mā te whakamahi i te whārite Arrhenius. E whakaatu ana tēnei tauira pāngarau i te tere o te tauhohenga matū penei:
K= D e(-Ea/RT)
Kei hea:
K: Te tere tauhohenga motuhake
D: Pūmau
Ea: Pūngao whakahohe
R: Pūmau hau Boltzmann (8.617 x 10-5 eV/K)
T: Te pāmahana tino i roto i te Kelvin (273+ Te pāmahana i roto i te °C)
Ki te whakaritea anōtia te whārite mā te arapū, ka taea te whakaatu i te whārite hei āhua rārangi: y = mx+b
Mai i tēnei whārite, ka taea te whakaputa i te pūngao whakahohenga (Ea) mā te whakamahi i ngā raraunga whakairoiro, kia taea ai te matapae tika mō te roa o te taura i raro i ngā āhuatanga rerekē.
Ngā Whakamātautau Pakeketanga Tere
Hei whakatau i te roa o te ora o ngā taura kua whakamahanatia ki te XLPE, me whakamātau i ngā tauira whakamātautau kia tere ake te pakeketanga i te iti rawa o te toru (he pai ake kia whā) ngā pāmahana rerekē. Me horapa ēnei pāmahana ki tētahi awhe e ranea ana hei whakatū i tētahi hononga rārangi i waenga i te wā ki te rahunga me te pāmahana. He mea nui, ko te pāmahana iti rawa e whakaatuhia ana me hua ake he wā toharite ki te mutunga o te iti rawa o te 5,000 hāora hei whakarite i te tika o ngā raraunga whakamātautau.
Mā te whakamahi i tēnei huarahi pakari, me te whiriwhiri i ngā antioxidants mahi-teitei, ka taea te whakanui ake i te pono o te mahi me te roa o te ora o ngā taura kua whakamātaohia ki te XLPE.
Wā tuku: Hanuere-23-2025