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He aha ke kumu ʻaʻole hiki ke hoʻonui ʻia nā pā lithium?

ଲେଖକ: ଆଇଫ୍ଲୋପାୱାର - Pārnēsājamas spēkstacijas piegādātājs

ʻO ka ʻōlelo koʻikoʻi, ua kau ʻia ka volta o ka pā lithium-ion ma luna o ka palena B (4.20V). Akā ʻo ka overchargy kekahi degere o ka nui.

Manaʻo ka mea maʻamau ma lalo o 4.24V, ʻaʻole paha i piha. A i ʻole "hiki iā The micro-charge.

ʻO ka ʻōlelo kikoʻī pākahi o ka mea hana pākaukau lithium-ion e hōʻike pū ana ʻo 4.20V +/- 0.04V ka palena o ka hoʻouka ʻana.

Ma waena o ka palena A a me ka palena B (ʻoi aku ka kiʻekiʻe ma mua o 4.24V, emi iho ma mua o 4.35) V) Hiki ke kapa ʻia kēia wahi ʻo ia ka mea e hoʻouka ai.

ʻO nā ʻoniʻoni lithium-ion i kēia pae uila, e ʻoi aku ka kiʻekiʻe ma mua o nā pākahi lithium ion maʻamau. E ʻoluʻolu e ʻike i ka hoʻokolohua ʻikepili ʻike waena a hoʻopaʻa i ka pākaukau: GY383450 Kapa inoa inoa: 550mAh. 4.

20V charging system: ʻOi aku ka haʻahaʻa o ka uila ma mua o ke kaomi palena palena, hiki i ka volta i ka volta palena palena, paʻa mau ka uila mālama, hoʻemi mālie ka manawa i 20 mA Ma hope o ka pau ʻana o ka hoʻopiʻi ʻana. ʻO kēia kahi ʻano hoʻopiʻi CC / CV maʻamau. Pūnaehana hoʻokuʻu: 1C (550mA), hoʻokuʻu ʻia ka uila 2.

75V Hiki iā mākou ke ho&39;āʻo e hoʻololi i ka palena o ka hoʻopaʻa ʻana i ka pā uila lithium-ion, me ka noʻonoʻo e hoʻonui i kēia hoʻokolohua. Penei ke ʻano hoʻokolohua: Ka hoʻihoʻi ʻana i ka pōʻaiapili e kaupalena ana i ka uila V hiki ke hoʻouna MAH ka mana hoʻokuʻu MAH a me ka ratio hiki helu% mua 4.20V570565 ʻO kēia ka hiki helu helu lua o ka manawa 4.

20 V610608108% kolu 4.204% 4.35V633627112% ʻO ke kolu o ka manawa e hoʻohālikelike ai.

Ma hope o ka hoʻololi ʻana, ʻokoʻa ka mana helu o ka pākaukau. Hiki ke hoʻopaʻa ʻia, a hiki iā ʻoe ke hoʻonui i ka mana pākaukau. Akā ʻaʻole like kēia ʻano, ke lawe wau i kēia Ua hoʻohana ʻia ka pākaukau poloka i ka 4.

35V ka hoʻopaʻa ʻana i ka uila. Ma hope o ka hopena ʻaʻole maikaʻi loa. Ma hope o ka 50th, ʻo ka nui o ka pākaukau he 480mAh.

He 85% o ka mana helu. A pono wau i kēia kŘkohu i ka wā i hala I ka wā e hana ai ka pilahi i ka pō&39;ai ma&39;amau, &39;oi aku kona kaha ma mua o 88% o ka mana helu ma 150 mau pō&39;ai. Hiki ke ʻike ʻia ua hoʻopōkole ʻia ke ola nui o ka pākaukau.

Eia kekahi, ʻo ka pākaukau over-charge he mau pahu liʻiliʻi, ʻo ka mānoanoa kumu he 3.84 mm, a ʻo ka mānoanoa he 4.25mm ma hope o 50 mau pōʻai.

No ka mea, ʻaʻole i loaʻa ka uila ma luna o 4.35V e ka pā lithium-ion o ka laina pale. Loaʻa pinepine nā mea hoʻohana nui i ka Mid time e hoʻopaʻa i kēia ʻano.

ʻO ka nui o nā hua manu i hoʻopaʻa ʻole ʻia (loaʻa pinepine ma luna o ka nickel-hydrogen a me ka lithium-ion gear) ʻo ia ka mea hoʻopiʻi mua. No laila he aha ka mea ʻoi aku ma mua o 4.35V? I I ka wā e hana ai i kahi hoʻokolohua palekana, wehe ʻia ka laina pale o ka pākaukau, a laila e hoʻopiʻi ana i ke kumu pākahi lithium ion me ka volta o 5.

0V. ʻO ka hopena, ʻo ia ma hope o 3 ~ 4 mau hola, ʻoi aku ka pahū ʻana o ka pākaukau, a ʻo kahi ʻāpana ʻaʻole i kūpono i ka pahu pahu pahu. Ma lalo o electron microscopy, lithium uila naʻauao i loa layered, a me ka electrode maikaʻi kekahi o nā kihi i hoʻopaʻa ʻia, a ʻokoʻa ke ʻano ma muli o ka mea anode.

ʻO ke ʻano o ka hoʻokuʻu ʻia ʻana ma muli o ka hāʻule ʻana o ka papa pā. I ka hoʻouka ʻana, ua kaupalena ʻia ka helu a me ka ʻoluʻolu o nā ion lithium i ka pā electrode maikaʻi ʻole. ʻAʻole i hoʻihoʻi hou ʻia ke ola pōkole, ke kūpaʻa kūloko hou.

ʻOi aku ka weliweli! Ua hōʻea ka pākaukau i ke kūlana piha. ʻO ka hoʻokomo ʻana o ka electrode maikaʻi ʻole i hana ʻia i ka deposition o ka metala lithium ma ka ʻili o ka electrode maikaʻi ʻole, a ʻo ka nui o ka wela i hana ʻia e ka solvent i hoʻoiho ʻia e ka overcharge ʻoi aku ka kiʻekiʻe ma mua o ka wela o ka lithium ion a me ka hopena solvent i ka reversible state): ʻO ka piʻi ʻana o ka mahana pākaukau, metala lithium a me ka solvent, ka hopena o ke kalapona lithium a me ka solvent e hana ʻia, aia ka pākaukau i ke ahi, pahū ka pā. Me ka nānā ʻana o ka electrolyte, hiki i ka tanguger a me ka metala lithium ke hana pū kekahi.

Ma hope o ka hoʻopiʻi ʻana, ʻo ka luna ma luna o ka pā he mea hoʻoheheʻe lithium metal crystallization, a e kū mai ka diaphragm. Mask, exacerbated hoʻokuʻu iho; ʻO ke kaʻapuni pōkole ʻeleʻele koʻikoʻi ka mea i wikiwiki ka wela o ka pākaukau, electrolyte analysis gasification. ʻO kēia kūlana, inā he kiʻekiʻe loa ka mahana e hiki ai ke hoʻopau i ke ahi.

A i ʻole ka pā mua ʻana o ka pūpū, no laila ua hoʻokomo ʻia ka ea i loko a me nā metala lithium, nā mea āpau i pahū ʻia i ka pahū ʻana.

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