Iibhetri zeLiFePO4 zithatha "intlawulo" yehlabathi lebhetri.Kodwa ithetha ukuthini kanye kanye i-"LiFePO4"?Yintoni eyenza ezi bhetri zibengcono kunezinye iintlobo?

Funda ukuze ufumane iimpendulo zale mibuzo neminye.

Yintoni iibhetri zeLiFePO4?

Iibhetri ze-LiFePO4 luhlobo lwebhetri ye-lithium eyakhiwe kwi-lithium iron phosphate.Ezinye iibhetri kudidi lwe-lithium ziquka:

• ILithium Cobalt oxide (LiCoO22)
• ILithium Nickel Manganese Cobalt oxide (LiNiMnCoO2)
• ILithium Titanate (LTO)
• I-Lithium Manganese oxide (LiMn2O4)
• ILithium Nickel Cobalt Aluminium oxide (LiNiCoAlO2)

Unokukhumbula ezinye zezi zinto ezivela kwiklasi yekhemistri.Kulapho uchithe khona iiyure unkqaya itafile ye periodic (okanye, uyijonge kudonga lukatitshala).Kulapho wenze khona imifuniselo (okanye, ujonge ukutyumza kwakho ngelixa usenza ngathi unikela ingqalelo kwimifuniselo).

Ewe kunjalo, rhoqo ngoku kwaye emva koko umfundi uyayithanda imifuniselo kwaye ugqibe ekubeni abe yikhemisti.Kwaye yayiziikhemisti ezafumanisa eyona midibaniso ye-lithium yeebhetri.Ibali elide, yindlela ibhetri yeLiFePO4 eyazalwa ngayo.(Ngo-1996, yiYunivesithi yaseTexas, ukuba ngokuchanekileyo).I-LiFePO4 ngoku yaziwa ngokuba yibhetri ye-lithium ekhuselekileyo, eyona nto izinzile kwaye ithembekileyo.

Imbali emfutshane yebhetri yeLiFePO4

Ibhetri ye-LiFePO4 yaqala ngoJohn B. Goodenough kunye no-Arumugam Manthiram.Babengabokuqala ukufumanisa izinto ezisetyenziswa kwiibhetri ze-lithium-ion.Izinto ze-Anode azifanelekanga kakhulu ukuba zisetyenziswe kwiibhetri ze-lithium-ion.Oku kungenxa yokuba baqhelene ne-short-circuititing kwangoko.

Izazinzulu ziye zafumanisa ukuba izixhobo ze-cathode zezona zingcono kwiibhetri ze-lithium-ion.Kwaye oku kucace kakhulu kwiintlobo zebhetri ze-LiFePO4.Ukukhawuleza, ukwandisa ukuzinza, ukuqhuba - ukuphucula zonke iintlobo zezinto, kunye ne-poof!Iibhetri zeLiFePO4 ziyazalwa.

Namhlanje, kukho iibhetri zeLiFePO4 ezinokutshajwa kuyo yonke indawo.Ezi bhetri zinezixhobo ezininzi eziluncedo – zisetyenziswa kwizikhephe, kwiinkqubo zelanga, ezimotweni nokunye.Iibhetri ze-LiFePO4 azinayo i-cobalt, kwaye zibiza ngaphantsi kweendlela zayo ezininzi (ekuhambeni kwexesha).Ayinatyhefu kwaye ihlala ixesha elide.Kodwa siza kufika kuloo nto ngokukhawuleza.Ikamva libambe amathemba aqaqambileyo ebhetri ye-LiFePO4.

Kodwa yintoni eyenza ibhetri yeLiFePO4 ibengcono?

LiFePO4 vs. Lithium Ion iibhetri

Ngoku siyazi ukuba yintoni iibhetri ze-LiFePO4, makhe sixoxe ngento eyenza i-LiFePO4 ibe ngcono kune-lithium ion kunye nezinye iibhetri ze-lithium.

Ibhetri yeLiFePO4 ayilunganga kwizixhobo ezinxitywayo njengewotshi.Ngenxa yokuba banomlinganiselo ophantsi wamandla xa kuthelekiswa nezinye iibhetri ze-lithium-ion.Oko kuthethiweyo, kwizinto ezifana neenkqubo zamandla elanga, ii-RVs, iinqwelo zegalufa, izikhephe ze-bass, kunye nezithuthuthu zombane, yeyona ilungileyo.ukuthi ga.Ngoba?

Ewe, enye, ubomi bomjikelezo webhetri ye-LiFePO4 ingaphezulu kwe-4x yezinye iibhetri ze-lithium ion.

Ikwayeyona ikhuselekileyo ibhetri yelithium kwimarike, ikhuselekile kune-lithiom ion kunye nezinye iintlobo zebhetri.

Kwaye okokugqibela kodwa kuncinci, iibhetri zeLiFePO4 azikwazi ukufikelela kuphela kwi-3,000-5,000 yemijikelezo okanye ngaphezulu ...I-100% ubunzulu bokukhutshwa (DOD).Kutheni ibalulekile nje loo nto?Kuba oko kuthetha ukuba, ngeLiFePO4 (ngokungafaniyo nezinye iibhetri) akufuneki ube nexhala malunga nokukhupha ibhetri yakho.Kwakhona, ungayisebenzisa ixesha elide njengesiphumo.Ngapha koko, ungasebenzisa ibhetri yeLiFePO4 esemgangathweni iminyaka emininzi kunezinye iintlobo zebhetri.Ithelekelwe ukuba ihlale malunga ne-5,000 yemijikelo.Oko malunga neminyaka eyi-10.Ngoko i-avareji yeendleko ngokuhamba kwexeshakakhulungcono.Yiloo ndlela iibhetri ze-LiFePO4 ezigcina ngayo i-lithium ion.

Nasi isizathu sokuba iibhetri zeLiFePO4 zingcono kunokuba kungekuphela nje i-lithium ion, kodwa ezinye iintlobo zebhetri ngokubanzi:

Ikhuselekile, iChemistry eZinzile

Ukhuseleko lwebhetri yeLithium lubalulekile.Iindaba ezimnandi"eziqhumayo" iibhetri ze-lithium-ion zelaptopndiyenze yacaca loo nto.Enye yezona zinto zibalulekileyo i-LiFePO4 inazo ngaphezu kwezinye iintlobo zebhetri kukhuseleko.I-LiFePO4 lolona hlobo lukhuselekileyo lwebhetri ye-lithium.Yeyona ikhuselekileyo kulo naluphi na uhlobo, eneneni.

Ngokubanzi, iibhetri ze-LifePO4 zineekhemistri ze-lithium ezikhuselekileyo.Ngoba?Ngenxa yokuba i-lithium iron phosphate inozinzo olungcono lwe-thermal kunye nesakhiwo.Le yinto ekhokelela kwiasidi kwaye uninzi lwezinye iintlobo zebhetri azinayo kwinqanaba leLiFePO4.LiFePO4 yiengatshayo.Iyakwazi ukumelana namaqondo obushushu aphezulu ngaphandle kokubola.Ayiqhelekanga ukubaleka kwe-thermal, kwaye iya kuhlala ipholile kwiqondo lobushushu begumbi.

Ukuba ubeka ibhetri ye-LiFePO4 kumaqondo obushushu arhabaxa okanye izehlo ezinobungozi (ezifana nokujikeleza okufutshane okanye ukwenzakala) ayizukuqalisa umlilo okanye igqabhuke.Kwabo basebenzisa umjikelo onzulu iibhetri ze-LiFePO4 yonke imihla kwi-RV, i-bass boat, i-scooter, okanye i-liftgate, le nyaniso iyathuthuzela.

Ukhuseleko lokusiNgqongileyo

Iibhetri zeLiFePO4 sele ziluncedo kwiplanethi yethu kuba ziyatshajwa kwakhona.Kodwa ubuhlobo babo bendalo abupheli apho.Ngokungafaniyo ne-lead acid kunye ne-nickel oxide lithium iibhetri, azinatyhefu kwaye aziyi kuvuza.Ungaphinda uzisebenzise kwakhona.Kodwa awuzukufuna ukwenza oko rhoqo, kuba zihlala kwimijikelo engama-5000.Oko kuthetha ukuba ungazitshaja kwakhona (ubuncinci) amaxesha angama-5,000.Ngokuthelekisa, iibhetri ze-asidi ezikhokelayo zihlala kuphela kwimijikelezo ye-300-400.

Ukusebenza ngokugqwesileyo kunye nokuSebenza

Ufuna ibhetri ekhuselekileyo, engeyotyhefu.Kodwa nawe ufuna ibhetri eza kusebenza kakuhle.Ezi zibalo zibonisa ukuba i-LiFePO4 ihambisa konke oko kunye nokunye:

• Ukuhlawula ngokufanelekileyo: ibhetri ye-LiFePO4 iya kufikelela kwintlawulo epheleleyo kwiiyure ze-2 okanye ngaphantsi.
• Izinga lokuzikhupha xa lingasetyenziswa: Kuphela yi-2% ngenyanga.(Xa kuthelekiswa ne-30% yeebhetri ze-asidi yelothe).
• Ixesha lokusebenza liphezulu kuneebhetri ze-asidi yelothe / ezinye iibhetri ze-lithium.
• Amandla angaguqukiyo: umlinganiselo ofanayo we-amperage nokuba ungaphantsi kwe-50% ubomi bebhetri.
• Akukho sondlo esifunekayo.

Incinci kwaye iKhaphukhaphu

Izinto ezininzi ezinobunzima ukwenza iibhetri zeLiFePO4 zibe ngcono.Xa sithetha ngobunzima—ziilightweights zizonke.Ngapha koko, baphantse babe ngama-50% alula kuneebhetri ze-lithium manganese oxide.Zinobunzima obufikelela kuma-70% obukhaphukhaphu kuneebhetri zeasidi yelothe.

Xa usebenzisa ibhetri yakho ye-LiFePO4 kwisithuthi, oku kuguqulela ukusetyenziswa kwerhasi encinci, kunye nokuhamba ngakumbi.Zikwahlangene, zikhulula indawo kwi-scooter yakho, isikhephe, i-RV, okanye usetyenziso lwemizi-mveliso.

Iibhetri zeLiFePO4 vs. Iibhetri ezingezizo iiLithium

Xa kuziwa kwi-LiFePO4 vs lithium ion, i-LiFePO4 iphumelele ngokucacileyo.Kodwa zinjani iibhetri zeLiFePO4 xa zithelekiswa nezinye iibhetri ezinokutshajwa kwakhona kwimarike namhlanje?

Iibhetri zeLead Acid

Iibhetri ze-lead ze-asidi zinokuba yintengiselwano ekuqaleni, kodwa ziya kugcina zixabisa kakhulu ekuhambeni kwexesha.Kungenxa yokuba zifuna ukugcinwa rhoqo, kwaye kufuneka uzibuyisele rhoqo.Ibhetri ye-LiFePO4 iya kuhlala i-2-4x ixesha elide, kunye nokugcinwa kwe-zero kuyadingeka.

Iibhetri zeGel

Njengeebhetri zeLiFePO4, iibhetri zejeli azifuni ukutshajwa rhoqo.Kananjalo abayi kulahlekelwa yintlawulo ngelixa begciniwe.Ingaba ijeli kunye neLiFePO4 zahluke phi?Umba omkhulu yinkqubo yokutshaja.Iibhetri zejeli zitshaja ngesantya senkumba.Kwakhona, kufuneka uziqhawule xa i-100% ihlawuliswe ukuphepha ukuyonakalisa.

Iibhetri zeAGM

Iibhetri zeAGM ziyakwenza umonakalo omkhulu kwi-wallet yakho, kwaye zisemngciphekweni omkhulu wokonakaliswa ngokwazo ukuba uzikhupha ngaphaya komthamo we-50%.Ukuzigcina kunokuba nzima nako.I-LiFePO4 iibhetri ze-lithium ze-Ionic zinokukhutshwa ngokupheleleyo ngaphandle komngcipheko womonakalo.

Ibhetri yeLiFePO4 yeSicelo ngasinye

Itekhnoloji ye-LiFePO4 ingqineke iluncedo kwiintlobo ngeentlobo zezicelo.Nazi ezimbalwa zazo:

• Izikhephe zokuloba kunye neekayak:Ixesha elincinane lokutshaja kunye nexesha elide lokuqhuba lithetha ixesha elininzi lokuchitha amanzi.Ubunzima obuncinci buvumela ukulawulwa lula kunye nokunyusa isantya ngexesha lolo khuphiswano oluphezulu lokuloba.
• Ii-Mopeds kunye nezithuthuthu zokuhamba:Akukho bunzima bokufa bokucothisa.Ukutshaja ukuya ngaphantsi komthamo ogcweleyo wohambo lwe-impromptu ngaphandle kokonakalisa ibhetri yakho.
• Ukuseta iSolar:Haul iibhetri ze-LiFePO4 ezikhaphukhaphu naphi na apho ubomi buthatha khona (nokuba iphezulu intaba kwaye ikude negridi) kwaye usebenzise amandla elanga.
• Usetyenziso lwentengiso:Ezi bhetri zezona zikhuselekileyo, iibhetri ze-lithium zomelele phaya.Ke zilungile kwizicelo zamashishini ezinje ngoomatshini bomgangatho, iilifgates, nokunye.
• Okuninzi:Ukongeza, iibhetri ze-lithium iron phosphate zinika amandla ezinye izinto ezininzi.Umzekelo - iithotshi, iisigarethi ze-elektroniki, izixhobo zerediyo, izibane zikaxakeka kunye nokunye okuninzi.

Iibhetri zeLiFePO4 zilungele ukusetyenziswa kwemihla ngemihla, amandla okugcina, kunye nokunye!Bakwanezibonelelo ezimangalisayo zeeRVs kunye neetreyila zokuhamba.Funda ngakumbi apha.

Funda malunga neentlobo ezahlukeneyo zeebhetri ze-lithium kunye nendlela ezisetyenziswa ngayo apha:

• Iibhetri ze-Lithium RV
• Iibhetri zaseLwandle zeLithium
• Iibhetri zeSolar Lithium
• Ibhetri yeLithium yokuloba iKayak
• Iibhetri zeLithium Scooter

LiFePO4 Iimpendulo eziKhawulezayo

Ngaba i-LiFePO4 iyafana ne-lithium ion?

Hayi akunjalo!Ibhetri ye-LiFePO4 inobomi bomjikelezo obungaphezulu kwe-4x yeebhetri ze-lithium ion polymer.

Ngaba iibhetri zeLiFePO4 zilungile?

Ewe, kubaqalayo, iibhetri zeLiFePO4 zisebenza ngokumangalisayo xa kuthelekiswa neebhetri zemveli.Ayisiyiyo loo nto kuphela, zikhanya kakhulu kwaye ungasebenzisa uninzi lomthamo webhetri yakho ngaphandle kweengxaki.(Ungasebenzisa kuphela malunga ne-50% ngeebhetri ze-asidi ezikhokelayo. Emva koko, ibhetri iyonakala.) Ngoko jikelele, ewe, kakhulu - iibhetri ze-LiFePO4 zikhulu.

Ingaba iLiFePO4 ingabamba umlilo?

Iibhetri ze-LiFePO4 zezona zikhuselekileyo kwiibhetri ze-lithium, kuba aziyi kubamba umlilo, kwaye aziyi kudlula.Nokuba ungayigqobhoza ibhetri ayizukuvutha.Olu luphuculo olukhulu ngaphezu kwezinye iibhetri ze-lithium, ezinokutshisa kakhulu kwaye zibambe umlilo.

Ngaba i-LiFePO4 ingcono kune-lithium ion?

Ibhetri ye-LiFePO4 inomda we-lithium ion, zombini ngokwemiqathango yobomi bomjikelezo (ihlala i-4-5x ixesha elide), kunye nokhuseleko.Le yinzuzo ephambili kuba iibhetri ze-lithium ion zinokutshisa kwaye zibambe umlilo, ngelixa i-LiFePO4 ingenayo.

Kutheni i-LiFePO4 ibiza kangaka?

Iibhetri zeLiFePO4 zihlala zibiza kakhulu kumphambili, kodwa zinexabiso eliphantsi ixesha elide kuba zihlala ixesha elide.Zixabisa ngaphezulu kuba izinto ezisetyenziswayo ukuzakha zibiza kakhulu.Kodwa abantu basabakhetha ngaphezu kwezinye iibhetri.Ngoba?Kuba i-LiFePO4 ineezininziiingenelo ngaphezu kwezinye iibhetri.Umzekelo, zikhaphukhaphu kakhulu kuneasidi ekhokelayo kunye nezinye iintlobo ezininzi zebhetri.Zikwakhuseleke ngakumbi, zihlala ixesha elide, kwaye azifuni kugcinwa.

Ngaba iLiFePO4 lipo?

I-Lifepo4 inenani leenzuzo ezihlukeneyo ngaphezu kweLipo, kwaye ngelixa zombini iikhemistri ze-lithium, azifani.

Ndingasebenzisela ntoni iibhetri zeLiFePO4?

Unokusebenzisa iibhetri zeLiFePO4 kwizinto ezifanayo onokuthi uzisebenzisele iasidi yelothe, iAGM okanye ezinye iibhetri zesintu.Umzekelo, unokuzisebenzisa amandlaizikhephe ze-bass kunye nezinye iithoyi zaselwandle.Okanye ii-RVs.Okanye useto lwelanga, ii-scooters zokuhamba, kunye nokunye okuninzi.

Ngaba i-LiFePO4 iyingozi ngakumbi kune-AGM okanye i-lead acid?

Hayi.Ngokwenene ikhuseleke kancinane.Kwaye ngenxa yezizathu ezininzi, kubandakanya into yokuba iibhetri zeLiFePO4 aziwuvuzi umsi oyityhefu.Yaye azichithi iasidi yesulfuric njengezinye iibhetri ezininzi (njengeasidi yelothe.) Yaye njengoko besesitshilo ngaphambilana, azitshisi ngokugqithisileyo okanye zibambi.

Ngaba ndingayishiya ibhetri yam yeLiFePO4 kwitshaja?

Ukuba iibhetri zakho zeLiFePO4 zinenkqubo yokulawula ibhetri, iya kuthintela ibhetri yakho ekutshajweni ngokugqithisileyo.Iibhetri zethu ze-Ionic zonke zakhiwe ngaphakathiiinkqubo zolawulo lwebhetri.

Buthini ubomi obulindelekileyo beebhetri zeLiFePO4?

Ubomi obulindelekileyo yenye yezona zinto zibalulekileyo, ukuba akunjaloienkulu perk LiFePO4.Iibhetri zethu ze-lithium zilinganiswe ukuba zihlale malunga nomjikelo we-5,000.Oko kukuthi, iminyaka eyi-10 okanye kunjalo (kwaye rhoqo ngaphezulu), kuxhomekeke ekusebenziseni kunjalo.Nasemva kwaloo mijikelo ye-5,000, iibhetri zethu zeLiFePO4 zinakonangokuumsebenzi kwi-70% umthamo.Kwaye kungcono, ungakhupha i-80% edlulileyo ngaphandle komcimbi omnye.(Iibhetri ze-asidi yelothe zikholisa ukuphuma ngerhasi xa zikhutshwe ngaphaya kwama-50%.)