I tēnei wā, ko ngā mea e whakamahia whānuitia anarauemi whakamahanamō ngā taura DC ko te polyethylene. Heoi, kei te rapu tonu ngā kairangahau i ētahi atu rauemi whakamahana pea, pērā i te polypropylene (PP). Ahakoa rā, he maha ngā raruraru o te whakamahi i te PP hei rauemi whakamahana taura.
1. Ngā Āhuatanga Mīhini
Hei whakatutuki i ngā whakaritenga taketake mō te kawe, te tāutanga, me te whakahaere i ngā taura DC, me whai kaha ā-ringa te rauemi whakamarumaru, tae atu ki te ngāwari pai, te roa i te wā e whati ana, me te ātete pānga pāmahana iti. Heoi, ko te PP, he pūmua tioata nui, e whakaatu ana i te pakari i roto i tōna awhe pāmahana mahi. Hei tāpiri, e whakaatu ana i te pakarukaru me te ngawari ki te pakaru i roto i ngā taiao pāmahana iti, ā, kāore e tutuki i ēnei tikanga. Nō reira, me arotahi te rangahau ki te whakapakeke me te whakarerekē i te PP hei aro atu ki ēnei take.
2. Ātete ki te koroheketanga
I te whakamahinga roa, ka tawhito haere te whakamarumaru o te taura DC nā te kaha o te papa hiko me te huringa wera. Ka heke te kaha o te aukati i roto i tēnei koroheketanga, ā, ka heke te kaha pakaru o te taura, ā, ka pā ki te pono me te roa o te mahi a te taura. Kei roto i te koroheketanga o te whakamarumaru taura ngā āhuatanga miihini, hiko, wera, me te matū, ko te koroheketanga hiko me te wera te mea tino āwangawanga. Ahakoa ka taea e te tāpiri i ngā antioxidants te whakapai ake i te ātete o te PP ki te koroheketanga waikura wera ki tētahi taumata, ko te hototahi ngoikore i waenga i ngā antioxidants me te PP, te hekenga, me ō rātou poke hei tāpiri ka pā ki te mahi whakamarumaru o te PP. Nō reira, ko te whakawhirinaki anake ki ngā antioxidants hei whakapai ake i te ātete koroheketanga o te PP, kāore e taea te whakatutuki i ngā whakaritenga roa me te pono o te whakamarumaru taura DC, me te hiahia kia rangahau anō mō te whakarerekē i te PP.
3. Te Mahi Whakamaroke
Ko te utu ātea, tētahi o ngā mea e pā ana ki te kounga me te roa o te ora o tengā taura DC ngaohiko teitei, he pānga nui ki te tohatoha o te mara hiko ā-rohe, te kaha o te dielectric, me te koroheketanga o ngā rauemi whakamarumaru. Me pehi e ngā rauemi whakamarumaru mō ngā taura DC te kohikohinga o te utu wāhi, me whakaiti i te werohanga o ngā utu wāhi rite-polarity, me te aukati i te whakaputanga o ngā utu wāhi rerekē-polarity hei ārai i te whakapōturi o te mara hiko i roto i te whakamarumaru me ngā atanga, kia kore ai e pāngia te kaha pakaru me te roa o te taura.
Ina noho tonu ngā taura DC i roto i te papa hiko kotahi-polar mō te wā roa, ka huri ngā irahiko, ngā katote, me te whakakoitanga poke i hangaia i te rauemi irahiko i roto i te whakamarumaru hei utu ātea. Ka tere te heke o ēnei utu, ka kohia hei putea utu, e mōhiotia ana ko te kohikohinga o te utu ātea. Nō reira, ina whakamahia te PP i roto i ngā taura DC, me whakarerekē hei pehi i te whakaputanga me te kohikohinga utu.
4. Te Arahi Wera
Nā te ngoikore o te kawe wera, kāore e taea e te wera e puta mai ana i te wā e whakamahia ana ngā taura DC e hangai ana ki te PP te memeha wawe, ka hua ake he rerekētanga pāmahana i waenga i ngā taha o roto me waho o te paparanga whakamarumaru, ka hanga he papa pāmahana kore taurite. Ka piki ake te kawe hiko o ngā rauemi polymer i te pikinga o te pāmahana. Nō reira, ka ngāwari te taha o waho o te paparanga whakamarumaru he iti ake te kawe hiko ki te kohikohi utu, ka heke te kaha o te papa hiko. Heoi anō, ka puta te werohanga me te hekenga o te maha o ngā utu wāhi nā ngā pikinga pāmahana, ka whakapōturi ake te papa hiko. Ko te nui ake o te pikinga pāmahana, ka nui ake te kohikohi utu wāhi, ka kaha ake te whakapōturi o te papa hiko. E ai ki te kōrero i mua ake nei, ka pā te pāmahana teitei, te kohikohi utu wāhi, me te whakapōturi o te papa hiko ki te mahi noa me te roa o te mahi o ngā taura DC. Nō reira, me whakapai ake te kawe wera o te PP kia mau ai te mahi haumaru me te roa o te mahi o ngā taura DC.
Wā tuku: Hanuere-04-2024