Ƙarfi shine kayan farko na baturi,Kwayoyin batirin lithiumƙananan ƙarfin aiki kuma matsala ce ta yau da kullum da ake fuskanta a cikin samfurori, samar da jama'a, yadda za a yi nazarin abubuwan da ke haifar da ƙananan matsalolin da aka fuskanta, a yau don gabatar muku da abubuwan da ke haifar da ƙananan ƙwayoyin baturi na lithium?
Daidaitawar kayan aiki, musamman tsakanin cathode da electrolyte, yana da tasiri mai mahimmanci akan ƙarfin tantanin halitta.Don sabon cathode ko sabon electrolyte, idan gwaje-gwajen da aka maimaita sun nuna ƙarancin ƙarfin lithium a duk lokacin da aka gwada tantanin halitta, to yana yiwuwa kayan da kansu ba su daidaita ba.Rashin daidaituwa na iya zama saboda fim ɗin SEI da aka kafa a lokacin samuwar ba shi da yawa sosai, mai kauri ko rashin ƙarfi, ko PC ɗin da ke cikin electrolyte wanda ke sa ƙirar graphite ta cire, ko ƙirar tantanin halitta ba ta iya daidaitawa zuwa babban caji / yawan fitarwa saboda wuce gona da iri da yawa.
Diaphragms kuma wani abu ne mai tasiri wanda zai iya haifar da ƙananan ƙarfi.Mun gano cewa hannaye rauni diaphragms suna samar da wrinkles a cikin madaidaiciyar shugabanci a tsakiyar kowane Layer, inda lithium ba ya wadatar da shi a cikin gurɓataccen lantarki don haka yana rinjayar ƙarfin tantanin halitta ta kusan 3%.Ko da yake sauran nau'ikan guda biyu suna amfani da iska ta atomatik lokacin da wrinkling diaphragm ya ragu sosai kuma tasiri akan iya aiki shine kawai 1%, ba dalili bane don dakatar da amfani da diaphragm.
Rashin isassun iyawar ƙira ta gefe kuma na iya haifar da ƙarancin ƙarfi.Saboda tasirin tasiri mai kyau da mara kyau na lantarki, kuskuren mai rarraba iya aiki da tasirin abin da aka yi amfani da shi a kan iya aiki, yana da mahimmanci don ba da izini ga wani adadin ƙarfin ƙarfin lokacin da aka tsara.Lokacin zayyana iyakar ƙarfin aiki, yana yiwuwa a bar ragi bayan ƙididdige ƙarfin mahimmancin tare da duk matakai daidai a cikin layin tsakiya, ko kuma ƙididdige ragi bayan duk abubuwan da suka shafi iya aiki sun faru a ƙananan iyaka.Don sababbin kayan aiki, ingantaccen ƙima na wasan gram na cathode a cikin wannan tsarin yana da mahimmanci.Ƙaƙƙarfan ƙarfin juzu'i, ƙaddamar da cajin halin yanzu, caji / fitarwa mai yawa, nau'in electrolyte, da dai sauransu, duk suna rinjayar cathode gram play.Idan ƙimar ƙira na ingantaccen aikin gram ya yi girma ta hanyar wucin gadi don cimma ƙarfin manufa, wannan kuma yana daidaita da ƙarancin ƙira.Babu wani abu da ba daidai ba tare da mu'amala da tantanin halitta, kuma babu wani abu da ba daidai ba tare da bayanan tsari gabaɗaya, amma ƙarfin tantanin halitta yana da ƙasa.Sabili da haka, dole ne a kimanta sabbin kayan don ingantaccen nahawu na cathode, kamar yadda cathode ɗaya ba zai sami nahawu ɗaya kamar kowane cathode ko electrolyte ba.
Wuce kima mara kyau na lantarki kuma na iya rinjayar aikin ingantaccen lantarki zuwa wani ɗan lokaci, don haka yana shafar ƙarfin tantanin halitta.Mummunan lodi ba shine "muddin ba a samu hazo lithium ba".Idan an ƙara yawan nauyin da ba daidai ba zuwa ƙananan iyaka na yawan hazo maras lithium, za a sami karuwar 1% zuwa 2% a cikin kyakkyawan aikin gram, amma ko da an ƙara shi, mummunan nauyin ya isa don tabbatar da haka. ƙarfin fitarwa yana da girma kamar yadda zai yiwu.Lokacin da ƙarancin wutar lantarki ya yi yawa, tabbataccen lantarki zai taka ƙasa kaɗan saboda ana buƙatar ƙarin lithium wanda ba zai iya jurewa ba don sunadarai, amma tabbas yuwuwar faruwar hakan kusan babu.
Lokacin da ƙarar allurar ruwa ta yi ƙasa, adadin riƙewar ruwa daidai zai zama ƙasa.Lokacin da ƙarar riƙewar ruwa na tantanin halitta ya yi ƙasa, to, tasirin lithium ion sakawa da cirewa a cikin ingantattun na'urori masu kyau da mara kyau zai shafi, don haka yana haifar da ƙarancin ƙarfi.Kodayake za a sami ƙarancin matsa lamba akan farashi da matakai tare da ƙaramin ƙarar allura, jigon rage ƙarar allurar dole ne ya zama cewa baya shafar aikin tantanin halitta.Tabbas, rage matakin cikawa kawai zai ƙara yuwuwar ƙarancin ƙarfin ƙarfi saboda ƙarancin riƙe ruwa a cikin tantanin halitta, amma ba wani sakamako mai yiwuwa bane.A lokaci guda kuma, mafi wahalar sha ruwa, yawan wuce haddi na electrolyte yakamata ya kasance don tabbatar da ingantacciyar hulɗa tare da lantarki yayin jikawar electrolyte.Rashin isasshen riƙewar tantanin halitta zai haifar da ingantattun na'urorin lantarki masu inganci da marasa kyau su zama bushe da bakin ciki na hazo na lithium a saman raƙuman wutar lantarki, wanda zai iya zama sanadin ƙarancin ƙarfin aiki saboda rashin riƙewa.
Wutar lantarki mai laushi mai laushi ko mara kyau na iya haifar da ƙaramin ƙarfin ƙarfin aiki kai tsaye.Lokacin da ingantaccen na'urar lantarki yana da sauƙi mai rufaffiyar, mahallin cikakken cajin core ba zai zama mara kyau ba.Rashin wutar lantarki, a matsayin mai karɓar lithium ions, dole ne ya samar da mafi girman adadin matsayi na lithium fiye da adadin tushen lithium da aka samar ta hanyar ingantaccen lantarki, in ba haka ba wuce haddi na lithium zai yi hazo a saman wutar lantarki mara kyau, wanda zai haifar da wani bakin ciki Layer. na mafi uniform lithium hazo.Kamar yadda aka ambata a baya, saboda ba za a iya ɗaukar nauyin wutar lantarki ba kai tsaye daga nauyin yin burodi na cores ba, don haka mutum zai iya yin wani gwaji don nemo ma'auni na ma'auni na ma'auni don cire nauyin sutura ta hanyar yin burodin nama. na'urorin lantarki.Idan mummunan na'urar lantarki na ƙananan ƙarfin aiki yana da bakin ciki Layer na hazo lithium, yuwuwar rashin isassun lantarki mara kyau yana da girma.Bugu da kari, da cathode ko korau electrode shafi cathode gefen kuma iya haifar da low iya aiki, da kuma korau electrode guda gefen shafi ne yafi haske, domin ko da tabbatacce lantarki shafi nauyi, ko da yake gram play za a rage, amma jimlar iya aiki zai. ba a rage amma yana iya ma karuwa.Idan an rufe wutar lantarki mara kyau a wurin da ba daidai ba, kwatancen kai tsaye na ma'aunin nauyi na dangi guda da bangarorin biyu bayan yin burodi, muddin bayanan sun yi kama da gefen A yana da 6% haske fiye da murfin gefen B, zai iya. m ƙayyadaddun matsalar, ba shakka, idan matsalar rashin iya aiki ne mai tsanani sosai, shi wajibi ne don ƙara mayar da ainihin surface yawa na gefen A / B.Idan matsalar ƙananan ƙarfin ƙarfin yana da tsanani, ya zama dole don ƙara haɓaka ainihin ƙimar A / B.Rolling yana lalata tsarin kayan aiki, wanda hakan yana rinjayar iya aiki.Tsarin kwayoyin halitta ko atomic na abu shine ainihin dalilin da yasa yake da kaddarorin kamar iya aiki, irin ƙarfin lantarki, da dai sauransu Lokacin da yawa na ingantattun na'urorin lantarki ya wuce ƙimar tsari, ingantaccen lantarki zai kasance mai haske sosai lokacin da aka wargaza tushen.Idan ingantacciyar ƙwayar wutar lantarki ta yi girma da yawa, ingantaccen yanki na lantarki yana da sauƙin karyewa bayan iska, wanda kuma zai haifar da ƙarancin ƙarfi.Duk da haka, yayin da ingantacciyar wutar lantarki za ta sa guntun sandar ya karye da zarar an naɗe shi, ita kanta matsewar wutar lantarki tana buƙatar matsa lamba mai yawa, don haka yawan cin karo da ingancin electrode compaction ya yi ƙasa da ƙarancin electrode compaction.Lokacin da aka haɗa wutar lantarki mara kyau, tsiri ko toshe na hazo lithium zai kasance a saman madaidaicin lantarki, kuma adadin ruwan da ke riƙe a cikin ainihin zai ragu sosai.
Hakanan ana iya haifar da ƙarancin ƙarfi ta hanyar yawan ruwa.Low capacitance zai yiwu a lokacin da ruwa abun ciki na electrode kafin cika, da raɓa akwatin safar hannu kafin cika, da ruwa abun ciki na electrolyte ya wuce misali, ko lokacin da danshi da aka shigar a cikin de-aerated hatimi na biyu.Ana buƙatar adadin adadin ruwa don samuwar tushen, amma lokacin da ruwan ya wuce wani ƙima, ruwan da ya wuce gona da iri zai lalata fim ɗin SEI kuma ya cinye gishirin lithium a cikin electrolyte, don haka rage ƙarfin tushen.Abubuwan da ke cikin ruwa sun zarce ma'auni na tantanin halitta cikakken caji mara kyau ƙaramin yanki na launin ruwan kasa.
Lokacin aikawa: Agusta-16-2022