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Ka hoʻomaopopo ʻana i ka pōʻino pahū o nā Bateri Polymer Lithium-Ion

30 Nov, 2023

By hoppt

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Ma muli o ke ʻano o ka electrolyte i hoʻohana ʻia, ua hoʻokaʻawale ʻia nā pā lithium-ion i loko o nā ʻona lithium-ion wai (LIB) a me nā ʻona lithium-ion polymer (PLB), i ʻike ʻia hoʻi he mau ʻona lithium-ion plastic.

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Hoʻohana nā PLB i nā mea anode a me nā cathode hoʻokahi e like me nā pākahi lithium-ion wai, me ka lithium cobalt oxide, lithium manganese oxide, nā mea ternary, a me ka lithium iron phosphate no ka cathode, a me ka graphite no ka anode. Aia ka ʻokoʻa mua i ka electrolyte i hoʻohana ʻia: Hoʻololi nā PLB i ka electrolyte wai me kahi electrolyte polymer paʻa, hiki ke "maloʻo" a i ʻole "gel-like." Ke hoʻohana nei ka hapa nui o nā PLB i kahi electrolyte gel polymer.

I kēia manawa, ua kū mai ka nīnau: e pahū maoli anei nā pākiki lithium-ion polymer? Hāʻawi ʻia i ko lākou liʻiliʻi liʻiliʻi a me ke kaumaha māmā, hoʻohana nui ʻia nā PLB i nā laptops, smartphones, a me nā mea uila uila ʻē aʻe. Me kēia mau mea hana i lawe pinepine ʻia, ʻo ko lākou palekana ka mea nui. No laila, pehea ka hilinaʻi o ka palekana o nā PLB, a ke kau nei lākou i kahi pilikia o ka pahū?

  1. Hoʻohana nā PLB i kahi electrolyte e like me ka gel, ʻokoʻa mai ka electrolyte wai i loko o nā pā lithium-ion. ʻAʻole hoʻolapalapa a hoʻoulu ʻia kēia ʻano gel-like electrolyte i ka nui o ke kinoea, a laila e hoʻopau i ka hiki ke pahū.
  2. Hele pinepine mai nā pākahi Lithium me kahi papa pale a me ka laina anti-explosion no ka palekana. Eia naʻe, hiki ke kaupalena ʻia ko lākou pono i nā kūlana he nui.
  3. Hoʻohana nā PLB i ka pahu alumini palaki maʻalahi, e kūʻē i ka pahu metala o nā ʻili wai. Inā pilikia ka palekana, ʻoi aku ka nui o ka pehu ma mua o ka pahū.
  4. ʻO PVDF, ma ke ʻano he papa hana no nā PLB, hana maikaʻi loa.

Hoʻomalu palekana no nā PLB:

  • Kaapuni Pokole: Hoʻokumu ʻia e nā kumu o loko a i waho paha, pinepine i ka wā o ka hoʻouka ʻana. ʻO ka hoʻopaʻa maikaʻi ʻole ma waena o nā pā pākaukau hiki ke alakaʻi i nā kaapuni pōkole. ʻOiai ke hele mai nei ka hapa nui o nā pākahi lithium-ion me nā kaapuni pale a me nā laina anti-explosion, ʻaʻole maikaʻi kēia mau mea i nā manawa a pau.
  • Overcharging: Inā hoʻopiʻi ʻia kahi PLB me ka volta kiʻekiʻe no ka lōʻihi loa, hiki iā ia ke hoʻoulu i ka wela o loko a me ke kūkulu ʻana i ke kaomi, e alakaʻi ana i ka hoʻonui a me ka haki. Hiki ke ho'opō'ino 'ole ka ho'oku'u 'ana a me ka ho'oku'u hohonu 'ana i ka haku mele 'ana o ka pākaukau, e pili ana i kona ola.

ʻO ka Lithium ka mea hoʻoikaika nui a hiki ke hopu i ke ahi. I ka wā o ka hoʻouka ʻana a me ka hoʻokuʻu ʻana, hiki i ka hoʻomehana ʻana o ka pākaukau a me ka hoʻonui ʻana o nā kinoea i hana ʻia ke hoʻonui i ke kaomi kūloko. Inā pōʻino ka pahu, hiki ke alakaʻi i ka leakage, ke ahi, a i ʻole ka pahū. Eia naʻe, ʻoi aku ka nui o ka pehu o nā PLB ma mua o ka pahū.

Nā pōmaikaʻi o nā PLB:

  1. Volta hana kiʻekiʻe no ke kelepona.
  2. ʻO ka nui o ka mana nui.
  3. ʻO ka hoʻokuʻu ponoʻī liʻiliʻi.
  4. Ke ola pōʻai lōʻihi, ʻoi aku ma mua o 500 mau pōʻai.
  5. ʻAʻohe hopena hoʻomanaʻo.
  6. ʻO ka hana palekana maikaʻi, me ka hoʻohana ʻana i ka pahu alumini plastic flexible.
  7. Hiki ke hoʻokomo ʻia i loko o ka nui o ke kāleka hōʻaiʻē.
  8. Māmā: ʻAʻole pono ka pahu metala.
  9. ʻOi aku ka nui o ka mana i hoʻohālikelike ʻia me nā ʻeke lithium nui like.
  10. Kūleʻa kūloko haʻahaʻa.
  11. ʻO nā hiʻohiʻona hoʻokuʻu maikaʻi.
  12. Hoʻolālā papa pale maʻalahi.

Nā hemahema o nā PLB:

  1. ʻO ke kumukūʻai hana kiʻekiʻe.
  2. Pono no ke kaapuni pale.
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