Menene Lithium Iron Phosphate?

Batuwar fahimta ce ta gama gari cewa batir phosphate na lithium baƙin ƙarfe sun bambanta da batir lithium-ion.A hakikanin gaskiya, akwai nau'ikan batirin lithium-ion iri-iri, kuma lithium iron phosphate daya ne daga cikinsu.

Bari mu kalli menene ainihin phosphate ɗin ƙarfe na lithium, me yasa yake da babban zaɓi ga wasu nau'ikan batura, da yadda yake kwatanta da sauran zaɓuɓɓukan baturi na lithium-ion.

Menene Lithium Iron Phosphate?

Lithium iron phosphate shine sinadarin sinadari LiFePO4 ko “LFP” a takaice.LFP yana ba da kyakkyawan aikin lantarki na lantarki, ƙarancin juriya kuma yana ɗaya daga cikin mafi aminci kuma mafi tsayayyen kayan cathode da ake samu don batir lithium-ion.

Menene Batirin phosphate Iron Lithium?

Lithium iron phosphate baturi wani nau'in baturi ne na lithium-ion wanda ke amfani da lithium iron phosphate a matsayin kayan cathode don adana ions lithium.Batura na LFP yawanci suna amfani da graphite azaman kayan anode.Sinadarai kayan shafa na batura LFP yana ba su babban kima na yanzu, kyakkyawan yanayin zafi, da tsawon rayuwa.

Yawancin batura phosphate na lithium baƙin ƙarfe suna da sel baturi huɗu waɗanda aka haɗa su a jere.Matsakaicin ƙarfin lantarki na cell ɗin baturi LFP shine 3.2 volts.Haɗa ƙwayoyin baturin LFP guda huɗu a cikin jerin sakamako a cikin baturin 12-volt wanda shine kyakkyawan zaɓi na maye gurbin don yawancin baturan gubar-acid na 12-volt.

Lithium Iron Phosphate Vs.Madadin Nau'in Lithium-ion

Lithium iron phosphate shine daya daga cikin nau'ikan batirin lithium-ion iri-iri.Canza sinadarin sinadari don cathode yana haifar da nau'ikan batura lithium-ion iri-iri.Wasu zaɓuɓɓukan da aka fi sani sune Lithium Cobalt Oxide (LCO), Lithium Manganese Oxide (LMO), Lithium Nickel Cobalt Aluminum Oxide (NCA), Lithium Nickel Manganese Cobalt Oxide (NMC), da Lithium Titanate (LTO).

Kowane ɗayan waɗannan nau'ikan baturi yana da bambance-bambancen ƙarfi da rauni waɗanda ke sa su dace da aikace-aikace daban-daban.Idan muka dubi mahimman kaddarorin waɗannan nau'ikan baturi, za mu iya ganin inda batir phosphate na lithium baƙin ƙarfe ke tsaye da kuma waɗanne aikace-aikacen da suka fi dacewa.

Yawan Makamashi

Batura na LFP suna da ɗaya daga cikin takamaiman ƙimar ƙarfin wuta tsakanin sauran nau'ikan lithium-ion.A wasu kalmomi, ƙayyadaddun iko na musamman yana nufin cewa batir LFP na iya sadar da yawan adadin halin yanzu da iko ba tare da zafi ba.

A gefe guda, yana da mahimmanci a tuna cewa baturan LFP suna da ɗaya daga cikin ƙayyadaddun ƙimar makamashi mafi ƙasƙanci.Ƙarƙashin ƙayyadaddun makamashi yana nufin cewa baturan LFP suna da ƙarancin ƙarfin ajiyar kuzari kowace nauyi fiye da sauran zaɓuɓɓukan lithium-ion.Yawanci wannan ba babban abu bane domin ana iya ƙara ƙarfin bankin baturi ta haɗa batura da yawa a layi daya.Wannan ƙila bazai dace da aikace-aikace ba inda ake buƙatar matsanancin ƙarfin kuzari a cikin sarari mai haske, kamar motocin lantarki na baturi.

Zagayowar Rayuwar Baturi

Batir phosphate na lithium baƙin ƙarfe suna da tsawon rayuwa wanda ke farawa da kusan 2,000 cikakken zagayowar fitarwa kuma yana ƙaruwa gwargwadon zurfin fitarwa.Sel da tsarin sarrafa baturi na ciki (BMS) da aka yi amfani da su a Dragonfly Energy an gwada su zuwa sama da 5,000 cikakkun zagayowar fitarwa yayin da suke riƙe kashi 80% na ainihin ƙarfin baturi.

LFP shine na biyu kawai ga lithium titanate a tsawon rayuwa.Koyaya, batir LTO a al'ada sun kasance zaɓin baturin lithium-ion mafi tsada, wanda ya sa su haramta-farashi ga yawancin aikace-aikace.

Yawan fitarwa

Ana auna yawan fitar da ruwa a cikin nau'in ƙarfin baturin, ma'ana yawan fitarwa na 1C na baturi 100Ah yana ci gaba da 100A.Samfuran batirin LFP na kasuwanci bisa ga al'ada suna da ƙimar ci gaba da fitarwa na 1C amma suna iya wuce wannan na ɗan gajeren lokaci dangane da tsarin sarrafa baturi.

Kwayoyin LFP da kansu yawanci suna iya ba da fitarwa na 25C na ɗan gajeren lokaci lafiya.Ikon wuce 1C yana ba ku damar amfani da batir LFP a cikin aikace-aikace masu ƙarfi waɗanda ƙila za su sami fa'ida a cikin zane na yanzu.

Yanayin Aiki

Batirin LFP ba sa shiga yanayin gudu na zafi har sai kusan digiri 270 na ma'aunin celcius.Idan aka kwatanta da sauran zaɓuɓɓukan baturin lithium-ion gama gari, batir LFP suna da iyakar zafin aiki mafi girma na biyu.

Wucewa iyakar zafin jiki akan baturin lithium-ion yana haifar da lalacewa kuma yana iya kaiwa gathermal runaway, mai yiwuwa ya haifar da gobara.Maɗaukakin iyakar aiki na LFP yana da matukar muhimmanci yana rage damar taron gudu na thermal.Haɗe tare da BMS mai inganci don rufe sel da kyau kafin waɗannan yanayi (a kusan digiri 57 Celsius), LFP yana ba da fa'idodin aminci.

Amfanin Tsaro

Batirin LFP ɗaya ne daga cikin tsayayyen sinadarai na duk zaɓuɓɓukan lithium-ion.Wannan kwanciyar hankali ya sa su zama ɗayan mafi aminci zaɓuka don fuskantar mabukaci da aikace-aikacen masana'antu.

Wani zaɓi mai aminci mai kwatankwacin kwatankwacinsa shine lithium titanate, wanda kuma yawanci haramun ne kuma baya aiki a daidai ƙarfin lantarki a mafi yawan yanayi don maye gurbin 12V.

Lithium Iron Phosphate Vs.Batirin gubar-Acid

Lithium iron phosphate baturi bayar da yawafa'ida akan baturan gubar-acid na gargajiya.Mafi shahara shine baturan LFP suna da kusan sau huɗu ƙarfin ƙarfin ƙarfin batirin gubar-acid.Kuna iya zurfafa sake zagayowar batirin LFP akai-akai ba tare da lalata su ba.Hakanan suna yin caji da sauri 5 fiye da batirin gubar-acid.

Wannan babban ƙarfin ƙarfin yana haifar da tsawon lokacin gudu yayin da lokaci guda yana rage nauyin tsarin baturi.

Halin sinadaran da ke cikin batirin gubar-acid yana haifar da kashe iskar gas, wanda ke buƙatar fitar da batura kuma mai amfani ya cika shi da ruwa lokaci-lokaci.Idan ba a adana batura a tsaye ba, maganin acid zai iya zubowa, yana lalata baturin kuma ya haifar da rikici.A madadin, batir LFP ba sa kashe iskar gas kuma baya buƙatar fitarwa ko sake cikawa.Ko da mafi kyau, zaka iya hawa su a kowace hanya.

Tun farko dai baturan LFP sun fi batir-acid dalma tsada.Koyaya, tsawon rayuwar batirin LFP yana daidaita ma'aunin tsadar farashin su na gaba.A mafi yawan lokuta, baturan LFP zasu šauki tsawon sau 5-10 fiye da batirin gubar-acid, yana haifar da gagarumin tanadin farashi gaba ɗaya.

Mafi kyawun Batirin Fosfate na Lithium Don Sauya Aikace-aikacen Batirin-Acid

Akwai batura lithium-ion da yawa daban-daban, kuma wasu ma sun wuce lithium iron phosphate a wasu nau'ikan ayyuka.Koyaya, idan yazo da maye gurbin baturan gubar-acid 12-volt, LFP shine mafi kyawun zaɓi da ake samu.

Babban dalilin haka shi ne, ƙarfin siginar tantanin halitta na lithium iron phosphate shine 3.2 volts.Matsakaicin ƙarfin lantarki na baturin gubar-acid 12-volt kusan 12.7 volts.Don haka, haɗa sel huɗu a jere a cikin baturi yana haifar da 12.8 volts (4 x 3.2 = 12.8) - kusan cikakkiyar wasa!Wannan ba zai yiwu ba tare da kowane nau'in baturi na lithium-ion.

Bayan kusan cikakkiyar madaidaicin wutar lantarki, LFP yana ba da wasu fa'idodi azaman maye gurbin gubar-acid.Kamar yadda aka tattauna a sama, baturan LFP suna daɗewa, barga, aminci, dorewa, nauyi, kuma suna da ƙarfin ƙarfin ƙarfi.Wannan ya sa su zama kyakkyawan dacewa don aikace-aikace da yawa!Abubuwa kamartrolling motors,RVs,motocin golf, da ƙarin aikace-aikace waɗanda a al'adance suka dogara da batirin gubar-acid.

Ƙarfin Dragonfly da Batirin Haihuwar Yaƙi suna gina wasu mafi kyawun batirin phosphate na lithium baƙin ƙarfe da ake da su.An ƙera su da alfahari kuma an haɗa su a cikin Amurka tare da mafi kyawun kayan da ake samu.Bugu da kari, kowane baturi ana gwada shi sosai kuma an jera UL.

Kowane baturi kuma ya ƙunshi hadeddetsarin sarrafa baturidon tabbatar da cewa baturin yana aiki lafiya a ƙarƙashin kowane yanayi.Dragonfly Energy da Batirin Haihuwar Yaƙi suna da dubban batura da aka girka kuma suna aiki lafiya a cikin aikace-aikace daban-daban da yawa a duniya.

Yanzu Ka Sani

A ƙarshe, lithium iron phosphate ɗaya ne daga cikin nau'ikan batura iri-iri na lithium-ion da ake da su.Koyaya, keɓantaccen saitin halaye waɗanda ke haɗa batir LFP sun sa su zama kyakkyawan madadin batir-acid na 12-volt na baya.