Kwatanta hanyoyin tsinkaya don cajin yanayin cajin baturin lithium (SOC) kwatanta hanyar hasashen

ଲେଖକ: ଆଇଫ୍ଲୋପାୱାର - 휴대용 전원소 공급업체

Na farko, jihar caji (SOC) ma&39;ana SOC shine halin caji, yana nufin yanayin cajin baturi. Daga kusurwoyi daban-daban kamar wutar lantarki, makamashi, da sauransu, SOC yana da ma&39;anoni daban-daban.

An yi amfani da SOC na US Advanced Battery Federation (USABC) a ko&39;ina, wato rabon ƙarfin da aka ƙididdige shi a ƙarƙashin ragowar ƙarfin da kuma yanayi iri ɗaya a wani ƙimar fitarwa. Ƙididdigar lissafin da ta dace ita ce: qm, matsakaicin ƙarfin fitarwa lokacin da baturi ya cika bisa ga madaidaicin halin yanzu I; Q (in) yana cikin lokacin T, baturin yana sakin baturin ƙarƙashin baturin ƙarƙashin baturin. Na biyu, tsarin cajin baturi na lithium-ion Hanyar tsinkayar yanayin yanayin cajin baturin lithium ion baturi yana ɗaya daga cikin mahimman sigogi na tsarin sarrafa baturi, amma kuma tushen tsarin caji da fitarwa na gabaɗayan mota da aikin daidaiton baturi.

To sai dai kuma saboda sarkakkiyar batirin lithium-ion da kansa, ba za a iya samun tsagewar yanayinsa ta hanyar auna kai tsaye ba, sai dai bisa wasu halaye na waje na baturin, kamar juriya na ciki na baturin, wutar lantarki ta budewa, zazzabi, halin yanzu da sauransu. sigogi masu alaƙa, ta amfani da sigogi masu alaƙa. Halayen lanƙwasa ko ƙididdige ƙididdiga don kammala aikin tsinkaya akan halin caji.

Yanayin cajin ƙimar baturin lithium-ion ba na layi ba ne. A halin yanzu, hanyar gama gari a halin yanzu tana da mahimmanci don fitar da gwaji, hanyar buɗe wutar lantarki, wuraren aminci, Hanyar tace Kalman, hanyar hanyar sadarwa ta jijiyoyi, da sauransu. 1 Ka&39;idar fitar da hanyar gwajin fitarwa na gwaji ita ce sanya baturi a yanayin fitarwa mara yankewa a koyaushe, ƙididdige adadin adadin da aka fitar lokacin da fitarwar ta zo kan ƙarfin wutan yankewa.

Ƙimar pretreatment na madaidaicin ƙimar halin yanzu da lokacin fitarwa da aka yi aiki lokacin da aka fitar da ƙimar ikon fitarwa. Hanyar gwajin fitarwa galibi tana ƙididdige yanayin cajin baturin ƙarƙashin yanayin dakin gwaje-gwaje, kuma yawancin masana&39;antun batir suma suna amfani da hanyar fitarwa don gwada baturin. Babban fa&39;idarsa ita ce hanyar tana da sauƙi, kuma ƙimar ƙima tana da inganci.

Har ila yau, an nuna rashin amfani: ba za a iya lodawa ba, kuma don ɗaukar lokaci mai yawa na ma&39;auni, kuma lokacin da ma&39;aunin fitarwa, dole ne a katse baturin, ta yadda batir ya kasance a layi, don haka ba za a iya auna shi a kan layi ba. Batirin motar lantarki a cikin tuƙi yana aiki a yanayin aiki, kuma fitar da shi ba koyaushe bane, wannan hanyar ba ta aiki. Koyaya, ana iya amfani da hanyar gwajin fitarwa wajen tantance juyar da baturi da samfurin siga.

2 Hanyar wutar lantarki mai buɗewa Batir ɗin yana da inganci bayan dogon lokaci, kuma alaƙar aiki tsakanin buɗaɗɗen wutar lantarki da yanayin cajin baturi shima yana da inganci. Idan kana son samun ƙimar ƙimar yanayin baturin, kawai kuna buƙatar auna ƙarfin wutar lantarki na buɗewa a ƙarshen baturin, kuma ku sami bayanan da suka dace da madaidaicin OCV-SOC. Amfanin hanyar buɗaɗɗen wutar lantarki shine yin aiki mai sauƙi, kawai auna taswirar ƙimar ƙimar ƙarfin buɗewa don samun ƙimar ƙimar jihar.

Duk da haka, akwai kasawa da yawa: Da farko, don samun ingantattun ƙididdiga, dole ne ya sanya ƙarfin baturi a cikin yanayin kwanciyar hankali, amma sau da yawa ana barin baturi ya tsaya na dogon lokaci, ta yadda ba za a iya gamsar da bukatun sa ido na ainihi ba. Motar lantarki ta dade tana parking. Lokacin da adadin cajin baturi ya bambanta, tun da juzu&39;i na halin yanzu yana canza ƙarfin buɗe baturin baturi, buɗaɗɗen wutar lantarki na fakitin baturi bai dace ba, ta yadda ragowar wutar lantarki da batirin da aka yi hasashe ya sami babban sabani.

3 AmateThe Points Faransa Integral Law ba ya la&39;akari da yin amfani da ciki na baturi, bisa ga wasu waje fasali na tsarin, kamar halin yanzu, lokaci, zazzabi diyya, da dai sauransu, ta hade lokaci da halin yanzu, wani lokacin ƙara wasu diyya Ana ƙididdige adadin adadin ƙarfin da ke gudana daga baturin don kimanta yanayin cajin baturin. A halin yanzu, ana amfani da lokacin aiki sosai a tsarin sarrafa baturi.

Ƙididdigar ƙididdiga ta hanyar matakan aminci kamar haka: Formula, SOC0 shine ƙimar wutar lantarki ta farko na yanayin cajin baturi; CE shine ƙimar ƙarfin baturin; i (t) caji ne da fitarwa na baturin a lokacin T; T shine lokacin caji da fitarwa; η shine madaidaicin ƙimar caji da fitarwa, kuma ana kiranta Cullen efficiency coefficient, wanda ke wakiltar wutar lantarki a cikin baturi yayin aiwatar da caji da fitarwa, wanda gabaɗaya ya dogara ne akan haɓakawa da yanayin daidaita yanayin caji. Amfanin dokar haɗin kai shine cewa iyakancewar baturin kanta kaɗan ne, hanyar ƙididdigewa mai sauƙi ne, abin dogaro, kuma yana iya yin ƙididdigewa na ainihin lokacin cajin baturi. Rashin hasara shine saboda an gano hanyar ma&39;aunin aminci a cikin sarrafawa, idan tattara daidaiton halin yanzu bai yi girma ba, yanayin cajin farko da aka bayar yana da wani kuskure, tare da tsawaita lokacin tafiyar da tsarin, kuskuren zai tara a hankali, don haka yana shafar sakamakon hasashen yanayin halin cajin.

Kuma saboda hanyar makirufin aminci kawai ana nazarin su daga halaye na waje, akwai wani kuskure a cikin mahaɗin da yawa. Ana iya ganin shi daga tsarin lissafin hanyar matakan tsaro, kuma ƙarfin farko na baturi yana da babban tasiri akan daidaiton sakamakon lissafin. Don inganta daidaiton ma&39;aunin na yanzu, ana auna firikwensin aiki mai girma na yanzu, amma wannan yana ƙaruwa.

Don wannan, masana da yawa sun yi amfani da hanyar buɗe wutar lantarki yayin da tsarin aminci na aikace-aikacen, haɗe da duka biyun. Ana amfani da hanyar buɗaɗɗen wutar lantarki don ƙididdige yanayin cajin farko na baturin, kuma ana amfani da haɗe-haɗen hanyar gyara a ainihin lokacin da ƙara abubuwan gyara don haɓaka daidaiton lissafin. 4 Hanyar tace Kalman tace algorithm shine mafi ƙarancin daidaitaccen ƙididdige lokaci na ka&39;idar sararin sararin samaniya, wanda ke cikin nau&39;in ƙididdiga na ƙididdiga, kuma macro shine ragewa da kawar da tasirin hayaniya akan siginar kallo.

Babban abu shine mafi kyau. An ƙiyasta cewa shigar da tsarin yana da inganci don masu canjin matsayi a kan tushe. Mahimmin ƙa&39;idar wannan algorithm shine yin amfani da samfurin sararin amo da sigina azaman ƙirar algorithm, lokacin da aka auna, ƙimar da aka lura na lokacin yanzu da ƙimancin ƙimar lokacin da ya gabata, da sabunta ƙima na canjin matsayi.

Algorithm ɗin tace Karman yana annabta ƙimar yanayin cajin baturin lithium ion, kuma yana amfani da ƙimar ƙarfin lantarki da aka auna don gyara ƙimar hasashen farko. Amfanin hanyar tace Kalman shine cewa kwamfutar ta dace da aikin sarrafa bayanai na lokaci-lokaci, aikace-aikacen fa&39;ida, ana iya amfani da shi don tsarin da ba na layi ba, kuma yana da tasiri mai kyau akan cajin yanayin yanayin motocin lantarki yayin tuki. Rashin lahani na hanyar tace Kalman shine cewa daidaiton ƙirar baturi ya dogara, don inganta daidaito da daidaiton sakamakon hasashen algorithm, kafa ingantaccen samfurin baturi.

Bugu da ƙari, algorithm na hanyar tace Kalman ya fi rikitarwa, don haka adadin lissafin sa yana da girma, kuma yana da babban aikin mai aiki. 5 Manufar cibiyar sadarwar jijiya na cibiyar sadarwar jijiya ita ce yin koyi da halayen halayen ɗan adam, ta hanyar daidaitaccen tsari da ƙarfin ilmantarwa don samun bayanan bayanai, kuma yana iya ba da amsa mai dacewa idan an yi farin ciki a waje, da kuma yin taswirar da ba na layi ba. Hanyar hanyar sadarwa ta jijiyoyi ana amfani da ita ga yanayin baturin lithium ion shine: bayanan waje kamar adadi mai yawa na ƙarfin lantarki, igiyoyin ruwa, da bayanan yanayin cajin baturin ana amfani da su azaman samfurin horo, da kuma jagorar gaba na bayanai a cikin hanyar sadarwar jijiyoyi kanta.

Juyawa yaduwa da kuskuren canja wurin maimaita horo da gyare-gyare, lokacin da yanayin cajin da aka annabta ya kai ga kuskuren kewayon buƙatun ƙira, ta shigar da sabbin bayanai don samun ƙimar ƙimar ƙimar baturin. Za a iya ƙididdige fa&39;idar hanyar sadarwar jijiyoyi don ƙididdige kyakkyawan yanayin batura daban-daban. Yana da amfani ko&39;ina.

Kar a kafa takamaiman ƙirar lissafi. Kada kayi la&39;akari da canje-canjen sinadarai masu rikitarwa a cikin baturi, kawai zaɓi samfurin da ya dace, kuma kafa mafi kyawun tsarin hanyar sadarwa na Neural, mafi yawan bayanan samfurin, mafi girman daidaiton ƙididdiga; yana yiwuwa a tantance yanayin cajin baturin a kowane lokaci. Rashin lahani na hanyar sadarwar jijiyoyi shine cewa daidaito, ƙarfin samfurin da samfurin rarraba samfurori na samfurori, ƙarfin samfurin, da kuma rarraba samfurori da hanyoyin horo suna tasiri sosai akan baturin baturi.

Na uku, taƙaita wannan takarda don gabatarwa mai sauƙi ga hanyar hasashen halin yanzu na wasu mahimman cajin baturi na lithium-ion, da yin nazarin fa&39;idodi da rashin amfanin su dalla-dalla. A halin yanzu, hanyar haɗin kai har yanzu ita ce mafi inganci hanyar tsinkayar jihar. Koyaya, saboda iyakancewar wuraren aminci na wurin aminci, galibi ana cika shi ta wasu hanyoyin kamar buɗaɗɗen wutar lantarki da sauran hanyoyin don gwada cajin farko na baturin lithium-ion.

Dangane da yanayin ci gaba, abubuwan da ke haifar da hasashen yanayin cajin baturi na lithium-ion suna ƙara haɓakawa, kuma hanyoyin hasashen da ake amfani da su galibi aikace-aikace ne na hanyoyin da yawa, yana sa sakamakon hasashen ya zama daidai. Bugu da ƙari, a halin yanzu yana haɓaka samfurin da&39;ira na baturin lithium-ion, wanda ya fi kusa da ainihin, ta yadda za a kara inganta daidaiton hasashen wutar lantarki da aka caji.