Kua noho ngā rama tiriti pūngao-rā hei wāhanga nui o ngā hanganga tāone hou, e whakarato ana i tētahi otinga rama e pai ana mō te taiao, e whai hua ana hoki. Ka whakawhirinaki ēnei rama ki ngā momo pākahiko hei penapena i te kaha e kohia ana e ngā panera pūngao-rā i te awatea.
1. He maha ngā wā ka whakamahia e ngā rama tiriti pūngao rā ngā pākahiko phosphate rino lithium:
He aha te pākahiko phosphate rino lithium?
Ko te pākahiko rino phosphate lithium he momo pākahiko lithium-ion e whakamahi ana i te phosphate rino lithium (LiFePO4) hei rauemi katote me te waro hei rauemi anode. Ko te ngaohiko ingoa o te pūtau kotahi he 3.2V, ā, ko te ngaohiko tapahi utu kei waenga i te 3.6V me te 3.65V. I te wā e utu ana, ka wehe ngā katote lithium i te phosphate rino lithium ka haere mā te electrolyte ki te anode, ka uru ki roto i te rauemi waro. I te wā kotahi, ka tukuna ngā irahiko mai i te katote ka haere mā te ara iahiko o waho ki te anode hei pupuri i te taurite o te tauhohenga matū. I te wā e tukuna ana, ka neke ngā katote lithium mai i te anode ki te katote mā te electrolyte, ko ngā irahiko ka neke mai i te anode ki te katote mā te ara iahiko o waho, ka whakarato pūngao ki te ao o waho.
He maha ngā painga o te pākahiko lithium rino phosphate: he nui te kaha, he iti te rahi, he tere te utu, he pakari, me te pumau pai. Heoi anō, koia hoki te mea tino utu nui o ngā pākahiko katoa. I te nuinga o te wā ka tautokohia e ia ngā utu huringa hohonu 1500-2000, ā, ka roa pea mō te 8-10 tau i raro i te whakamahinga noa. Ka mahi i roto i te whānuitanga pāmahana whānui mai i te -40°C ki te 70°C.
2. Ngā pākahiko colloidal e whakamahia whānuitia ana i roto i ngā rama tiriti pūngao rā:
He aha te pākahiko korōira?
Ko te pākahiko kōrori he momo pākahiko waikawa-mata e tāpirihia ana he matū whakapūkara ki te waikawa whanariki, ka huri i te irahiko ki te āhua rite ki te irahiko. Ko ēnei pākahiko, me ō rātou irahiko kua whakapūkarahia, ka kiia he pākahiko kōrori. Kāore i rite ki ngā pākahiko waikawa-mata tuku iho, ka whakapai ake ngā pākahiko kōrori i ngā āhuatanga hikohiko o te hanganga turanga irahiko.
Kāore he tiaki e hiahiatia ana mō ngā pākahiko colloidal, ā, ka taea te whakakore i ngā raruraru tiaki e pā ana ki ngā pākahiko waikawa-mata. Ka whakakapia e tōna hanganga o roto te electrolyte waikawa whanariki wai ki tētahi putanga kirikiri, ka nui ake te whakapai ake i te rokiroki hiko, te kaha tuku, te mahi haumaru, me te roa o te ora, i ētahi wā ka pai ake te utu i ngā pākahiko lithium-ion ternary. Ka taea e ngā pākahiko colloidal te mahi i roto i te awhe pāmahana mai i te -40°C ki te 65°C, e pai ai mō te whakamahi i ngā rohe makariri. He ātete hoki ki te ru, ā, ka taea te whakamahi haumaru i raro i ngā āhuatanga uaua. He rua, he nui ake rānei te roa o te ora ratonga i ngā pākahiko waikawa-mata noa.
3. Ngā pākahiko lithium-ion NMC e whakamahia whānuitia ana i roto i ngā rama tiriti pūngao rā:
He maha ngā painga o ngā pākahiko lithium-ion NMC: he kaha motuhake teitei, he rahi kiato, ā, he tere te utu. E tautoko ana ēnei pākahiko i te 500-800 huringa utu hohonu, ā, he rite te roa o te ora ki ngā pākahiko colloidal. Ko te awhe pāmahana mahi ko -15°C ki te 45°C. Heoi anō, he ngoikoretanga anō hoki ō ngā pākahiko lithium-ion NMC, tae atu ki te iti o te pumau o roto. Mēnā ka hangaia e ngā kaihanga kāore i te whai tohu, tera pea ka pahū i te wā e nui rawa ana te utu, i ngā taiao pāmahana teitei ake rānei.
4. Ngā pākahiko waikawa-mata e whakamahia whānuitia ana i roto i ngā rama tiriti pūngao-rā:
He irahiko kei roto i ngā pākahiko waikawa-mata he mea hanga ki te mata me te waikura mata, ā, he irahiko kei roto he otinga waikawa whanariki. Ko ngā painga matua o ngā pākahiko waikawa-mata ko te pumau o te ngaohiko me te iti o te utu. Heoi, he iti ake te kaha motuhake o ēnei, ā, he nui ake te rahinga i ērā atu pākahiko. He poto noa te roa o te ora, e tautoko ana i te 300-500 huringa utu hohonu, ā, me tiaki tonu. Ahakoa ēnei ngoikoretanga, kei te whakamahia whānuitia tonutia ngā pākahiko waikawa-mata i roto i te umanga rama tiriti rā nā te mea he pai ake te utu.
Ko te whiriwhiri i te pākahiko mō ngā rama tiriti pūngao rā e whakawhirinaki ana ki ngā āhuatanga pēnei i te whai huatanga o te pūngao, te roa o te ora, ngā hiahia tiaki, me te utu. He painga motuhake tō ia momo pākahiko, e tutuki ana i ngā whakaritenga me ngā āhuatanga rerekē, e whakarite ana kia noho tonu ngā rama tiriti pūngao rā hei otinga rama pono, pumau hoki.
Wā tuku: Hōngongoi-05-2024
