A rayuwar yau, wayoyin hannu sun wuce kayan aikin sadarwa kawai. Ana amfani da su a cikin aiki, zamantakewar rayuwa ko jin dadi, kuma suna taka muhimmiyar rawa. A cikin tsarin amfani da wayoyin hannu, abin da ke sa mutane cikin damuwa shine lokacin da wayar ta bayyana ƙananan baturi.
A cikin 'yan shekarun nan, wani bincike ya nuna cewa kashi 90 cikin 100 na mutane sun nuna firgita da fargaba yayin da batirin wayarsu ta hannu bai wuce kashi 20 ba. Duk da cewa manyan masana'antun suna aiki tuƙuru don faɗaɗa ƙarfin batirin wayar hannu, yayin da mutane ke ƙara yawan amfani da wayar hannu a cikin rayuwar yau da kullun, yawancin mutane suna canzawa a hankali daga caji ɗaya kowace rana zuwa sau N a rana, hatta mutane da yawa ma za su kawo. bankunan wutar lantarki a lokacin da ba su nan, idan har suna buƙatarsa lokaci zuwa lokaci.
Rayuwa tare da abubuwan da ke sama, menene ya kamata mu yi don tsawaita rayuwar batirin wayar hannu gwargwadon yiwuwar lokacin da muke amfani da wayoyin hannu kowace rana?
1. Ka'idar aiki na batirin lithium
A halin yanzu, yawancin batura da ake amfani da su a cikin wayoyin hannu a kasuwa, baturan lithium-ion ne. Idan aka kwatanta da batura na gargajiya irin su nickel-metal hydride, zinc-manganese, da adanar gubar, batir lithium-ion suna da fa'ida na babban iya aiki, ƙaramin girman, dandamali mai ƙarfi, da tsawon rayuwa. Daidai saboda waɗannan fa'idodin ne wayoyin hannu zasu iya samun ɗan ƙaramin siffa da tsawon rayuwar batir.
Lithium-ion baturi anodes a cikin wayoyin hannu yawanci amfani da LiCoO2, NCM, NCA kayan; Kayan cathode a cikin wayoyin hannu sun haɗa da graphite wucin gadi, graphite na halitta, MCMB/SiO, da sauransu. A cikin aiwatar da caji, ana fitar da lithium daga tabbataccen lantarki a cikin nau'in ion lithium, kuma a ƙarshe an saka shi a cikin gurɓataccen lantarki ta hanyar motsi. da electrolyte, yayin da fitarwa tsari ne kawai akasin haka. Saboda haka, tsarin caji da fitarwa shine sake zagayowar ci gaba da sakawa / ƙaddamarwa da sakawa / ƙaddamar da ion lithium tsakanin ma'auni mai kyau da mara kyau, wanda ake kira "rocking".
baturin kujera".
2. dalilan da suka haifar da raguwar rayuwar batirin lithium-ion
Rayuwar batirin sabuwar wayar salular da aka saya har yanzu tana da kyau sosai a farkon, amma bayan wani lokaci da ake amfani da ita, za ta zama ƙasa da karko. Misali, bayan sabuwar wayar hannu ta cika, tana iya wucewa na tsawon sa'o'i 36 zuwa 48, amma bayan tazarar fiye da rabin shekara, cikakken baturi daya na iya wuce awa 24 ko ma kasa da haka.
Menene dalilin "ceton rai" na batirin wayar hannu?
(1). Yawan caji da kuma fitar da kaya
Batirin lithium-ion sun dogara da ions lithium don matsawa tsakanin ingantattun na'urorin lantarki da mara kyau don aiki. Don haka, adadin ion lithium da na'urorin lantarki masu inganci da marasa kyau na batirin lithium-ion zasu iya ɗauka suna da alaƙa kai tsaye da ƙarfinsa. Lokacin da batirin lithium-ion ya cika da kuma fitar da shi, tsarin abubuwa masu kyau da marasa kyau na iya lalacewa, kuma sararin da zai iya ɗaukar lithium ions ya ragu, ƙarfinsa kuma yana raguwa, wanda shine abin da muke kira raguwa. a rayuwar baturi. .
Yawancin lokaci ana kimanta rayuwar batir ta hanyar zagayowar, wato, baturin lithium-ion yana da caji sosai kuma yana fitarwa, kuma ana iya kiyaye ƙarfinsa fiye da 80% na adadin cajin da zagayowar fitarwa.
Ma'auni na ƙasa GB/T18287 yana buƙatar cewa zagayowar rayuwar batirin lithium-ion a cikin wayoyin hannu bai gaza sau 300 ba. Shin hakan yana nufin cewa batirin wayar salularmu ba za ta dawwama ba bayan an yi caja da sauke sau 300? amsar ita ce korau.
Na farko, a auna rayuwar zagayowar, rage karfin baturi tsari ne a hankali, ba dutse ko mataki ba;
Na biyu, baturin lithium-ion yana caja sosai kuma yana fitarwa. Yayin amfani da yau da kullun, tsarin sarrafa baturi yana da hanyar kariya ga baturin. Zai kashe ta atomatik lokacin da ya cika cikakke, kuma zai ƙare ta atomatik lokacin da wutar ba ta isa ba. Don guje wa yin caji mai zurfi da caji, don haka, ainihin rayuwar baturin wayar salula ya fi sau 300.
Koyaya, ba za mu iya dogara gaba ɗaya ga kyakkyawan tsarin sarrafa baturi ba. Barin wayar hannu cikin ƙaranci ko cikakken ƙarfi na dogon lokaci na iya lalata baturin kuma ya rage ƙarfinta. Don haka, hanya mafi kyau don cajin wayar hannu ita ce caji da fitarwa ba tare da ɓata lokaci ba. Lokacin da wayar hannu ba ta daɗe da amfani da ita, kiyaye rabin ikonta na iya tsawaita rayuwarta yadda ya kamata.
(2). Yin caji a ƙarƙashin yanayin sanyi ko zafi sosai
Batura lithium-ion suma suna da buƙatu mafi girma don zafin jiki, kuma aikinsu na yau da kullun (cajin) zafin jiki ya bambanta daga 10 ° C zuwa 45 ° C. Ƙarƙashin ƙananan yanayin zafin jiki, ƙaddamarwar ionic electrolyte yana raguwa, juriya na canja wurin caji yana ƙaruwa, kuma aikin baturan lithium-ion zai lalace. Kwarewar fahimta shine raguwar iya aiki. Amma irin wannan lalacewar iya aiki yana iya juyawa. Bayan zafin jiki ya dawo zuwa zafin jiki, aikin baturin lithium-ion zai dawo daidai.
Koyaya, idan ana cajin baturi a ƙarƙashin ƙarancin yanayin zafi, polarization na gurɓataccen lantarki na iya haifar da yuwuwar sa ya kai ga rage yuwuwar yuwuwar ƙarfe na lithium, wanda zai haifar da jiɓin ƙarfen lithium a saman iskar mara kyau. Wannan zai haifar da raguwar ƙarfin baturi. A gefe guda, akwai lithium. Yiwuwar samuwar dendrite na iya haifar da ɗan gajeren da'irar baturi kuma ya haifar da haɗari.
Yin cajin baturi na lithium-ion a ƙarƙashin yanayin zafi mai girma kuma zai canza tsarin lantarki na lithium-ion tabbatacce da mara kyau, wanda zai haifar da raguwar ƙarfin baturi mara jurewa. Don haka, yi ƙoƙarin guje wa yin cajin wayar hannu a cikin yanayin sanyi ko zafi mai yawa, wanda zai iya tsawaita rayuwar ta yadda ya kamata.
3. Game da caji, shin waɗannan maganganun sun dace?
Q1. Shin cajin dare ɗaya zai yi wani tasiri akan rayuwar baturin wayar hannu?
Yin caji da wuce gona da iri za su shafi rayuwar baturin, amma yin caji dare ɗaya baya nufin yin caji. A gefe guda, wayar hannu za ta kashe kai tsaye bayan ta cika; A gefe guda kuma, yawancin wayoyin hannu a halin yanzu suna amfani da hanyar caji mai sauri don fara cajin baturin zuwa kashi 80%, sa'an nan kuma canza zuwa cajin mai hankali.
Q2. Yanayin bazara yana da zafi sosai, kuma wayar hannu za ta fuskanci zafi mai zafi lokacin caji. Shin wannan al'ada ce, ko kuma yana nufin akwai matsala da baturin wayar hannu?
Cajin baturi yana tare da rikitattun matakai kamar halayen sinadarai da canja wurin caji. Wadannan matakai suna sau da yawa tare da samar da zafi. Don haka, al'ada ce wayar hannu ta haifar da zafi yayin caji. Yawan zafin jiki da yanayin zafi na wayoyin hannu galibi yana faruwa ne sakamakon rashin kyawun zafi da wasu dalilai, maimakon matsalar batirin kanta. Cire murfin kariyar yayin caji don ƙyale wayar hannu ta fi kyawu ta watsar da zafi da tsawaita rayuwar sabis ɗin wayar hannu yadda ya kamata. .
Q3. Shin bankin wuta da cajar mota da ke cajin wayar hannu za su shafi rayuwar batir ɗin wayar hannu?
A’a, ko kana amfani da bankin wuta ko na’urar cajar mota, muddin kana amfani da na’urar caji da ta dace da ka’idojin kasa wajen caja wayar, hakan ba zai shafi rayuwar batirin wayar ba.
Q4. Toshe kebul ɗin caji cikin kwamfutar don cajin wayar hannu. Shin ingancin caji daidai yake da filogin caji da aka toshe a cikin soket ɗin wutar da aka haɗa da kebul na caji don cajin wayar hannu?
Ko an caje shi da bankin wuta, caja na mota, kwamfuta ko kuma an saka shi kai tsaye a cikin wutar lantarki, adadin cajin yana da alaƙa ne kawai da ƙarfin caji da caja da wayar hannu ke tallafawa.
Q5. Za a iya amfani da wayar hannu yayin caji? Menene ya haifar da shari'ar da ta gabata na "Mutuwar Wutar Lantarki yayin da ake kira yayin caji"?
Ana iya amfani da wayar hannu lokacin da aka yi caji. Lokacin cajin wayar hannu, caja yana canza ƙarfin AC mai ƙarfi na 220V ta hanyar wutan lantarki zuwa ƙananan ƙarfin lantarki (kamar na kowa 5V) DC don kunna baturi. Ƙanshin ƙananan ƙarfin lantarki ne kawai ke haɗa zuwa wayar hannu. Gabaɗaya, amintaccen ƙarfin lantarki na jikin ɗan adam shine 36V. Wato a karkashin caji na yau da kullun, ko da akwatin wayar ya zube, ƙarancin wutar lantarki ba zai haifar da lahani ga jikin ɗan adam ba.
Amma game da labarai masu dacewa akan Intanet game da "kira da kuma sanya wutar lantarki yayin caji", ana iya gano cewa an sake buga abun ciki. Yana da wuya a iya tantance asalin tushen bayanan, kuma babu wani rahoto daga wata hukuma kamar ’yan sanda, don haka da wuya a tantance gaskiyar labaran da suka dace. jima'i. Sai dai kuma dangane da amfani da na’urorin caji da suka dace da tsarin kasa wajen yin cajin wayar salula, “wayar ta samu wutar lantarki ne a yayin da ake caji”, amma hakan yana tunatar da talakawan jama’a da su rika amfani da masana’antun a hukumance wajen cajin wayar hannu. Caja wanda ya dace da ƙa'idodin ƙasa masu dacewa.
Bugu da kari, kar a harba baturin kai tsaye yayin amfani da wayar hannu. Lokacin da baturi ya zama marar kyau kamar kumbura, daina amfani da shi cikin lokaci kuma musanya shi da masana'antun wayar hannu don guje wa haɗarin haɗari da ke haifar da rashin amfani da baturi gwargwadon yiwuwa.
Lokacin aikawa: Dec-24-2021