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Lithium-ion mabhetri: maitiro uye zvinhu

Lithium-ion mabhetri ikozvino ndiyo iyo inonyanya kurudzirwa yemabhatiriyo anoshandiswa mumhando dzakasiyana dzemidziyo: laptops, mobile phones, mapiritsi nemimwe midziyo. Kuzivikanwa kwakadaro kwakapiwa kune iyi simba rekuda nekuda kwekuti hazvidi kutarisirwa kushanda, uye simba rayo rekuwedzera rakanyanya kwazvo.

Lithium-ion mabhetri ane zvizvarwa zvitatu zvekuvandudza. Pakutanga, lithiamu yakashandiswa semafuta asina kunaka, asi nekuda kweizvi vaizozviisa pasi. Izvi zvaive zvichienderana nekushandiswa kwavo zvakare. Pakati pezvikwata zvakaonekwa kuumbwa, izvo zvakatungamirira pakuvharwa kwema electrode, izvo zvakakonzera kupisa kana kuputika. Dambudziko iri rakaedzwa kugadzirisa kushandisa coal coke. Saka paiva ne lithiamu-ion mabheti e wechipiri chizvarwa. Uye pakupedzisira dambudziko racho rakagadziriswa kuburikidza nekushandura mashoko kubva pane iyo anode yakaitwa pa graphite.

Lithium-ion mabheti anoshandiswa pamwe chete nekutonga uye kuongorora chirongwa chinosanganisira chero bhatiri yehuyu. Iyi nzira inovimbisa hupenyu huripo hwechikamu ichi, kuvhara mutero uripo panguva ye 95% kubva kumusoro, uye kubudiswa ne 15-20%. Zvakakosha kutaura kuti kana chiitiko chekuti bhatiri rabudiswa zvizere, richarasikirwa nekwaniso yekudzikinura kana rakabatanidzwa nemaoko. Dambudziko rinogona kugadziriswa kuburikidza nekushandisa kupisa nemhepo yakakwirira, asi izvi zvinogona kuva nesimba zvakasimba pamamiriro ezvinhu ebheteri pachayo. Icho chinotarisa kuti urongwa hwepamusoro hwakagadzirirwa kuchengetedza overcharging uye kupisa zvakasanganiswa nehuwandu hwemhosva.

Mabhatiri ehuyu ane zvinhu zvinotevera. Basa ravo rekushandisa ndiro 3.5-3.7 V. Ichando chavanokwanisa kushanda inopesana kubva -20 kusvika +60 degrees Celsius. Panguva ino, pane mabhatiri ayo anokwanisa kushanda pamatambo ekudzikira. Iyi yebhateri inofanana nekuzvidzivirira kwe 4-6% mumwedzi wokutanga, iyo inowedzera kuderera zvikuru. Kwegore, bheteri remakomputa rinorasikirwa kusvika 10-20% yaro. Upenyu hwebheteri huri mukati ma500-1000 maitiro.

Kuchengetwa kwei-ion mabheteri

Mamiriro ezvinhu akaisvonaka kwazvo ekuchengetedza bhatiri yemhando iyi inogona kudanwa kutengesa kwe40-75% simba, uye kutengesa kwemazuva ose kunofanira kuva 5 degrees Celsius. Kuzvichenesa kunoderera zvikuru apo inenge yakachengetwa munzvimbo yakanakira. Iwe unogona kuchengeta mabhetri kwemwedzi 24-60.

Chimwe chinhu chinoparadzaniswa nemhando iyi yemagetsi ndechokuti pasi pesimba rekubhadhara kunoderedza kukwanisa. Iko ndiko kuti, iwe unowedzera kutengesa bhateri, nguva shoma inotora kuti uishandise. Zvisinei, izvi hazvina kutitadzisa kushandisa rudzi urwu rwemabhatiripi pose pose, izvo zvinonzwisiswa nemaitiro avo akanaka. Nhasi zvakaoma kuwana nzvimbo iyo mabheteri e lithiamu-ioni haawani kuwana kushanda kwakakodzera.

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