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Kodi Mabatire a Lithium Ion ndi chiyani?

Epulo 26, 2023

1. Kodi Mabatire a Lithium Ion ndi chiyani?

Batire ndi gwero la mphamvu yamagetsi yokhala ndi imodzi kapena zingapo ma electrochemical cell okhala ndi zolumikizira zakunja zopangira zida zamagetsi. Battery ya lithiamu-ion kapena Li-ion ndi mtundu wa batire yowonjezereka yomwe imagwiritsa ntchito Kuchepetsa kosinthika kwa ma lithiamu ma ion kuti asunge mphamvu ndipo ndi yotchuka kwambiri kachulukidwe mphamvu.


2. Kapangidwe ka Mabatire a Lithium Ion

Nthawi zambiri Mabatire a Li-ion amalonda amagwiritsa ntchito mankhwala ophatikizika ngati zida zogwira ntchito. Nthawi zambiri amakhala ndi zigawo zingapo zazinthu zomwe zili kukonzedwa mu dongosolo linalake kuti atsogolere njira electrochemical kuti imathandizira batri kusunga ndikutulutsa mphamvu--anode, cathode, electrolyte, olekanitsa ndi osonkhanitsa panopa.


Kodi anode ndi chiyani?

Monga gawo la batri, anode imagwira ntchito yofunika kwambiri pakutha kwa batri, magwiridwe antchito, komanso kulimba kwa batri. Mukalipira, anode ya graphite ndi udindo wovomereza ndi kusunga ma ion a lithiamu. Pamene betri ili atatulutsidwa, ma ion a lithiamu amasuntha kuchoka ku anode kupita ku cathode kuti an magetsi amapangidwa. Nthawi zambiri, anode amagwiritsidwa ntchito kwambiri pazamalonda ndi graphite, yomwe mulingo wake wokhazikika wa LiC6 umalumikizana ndi maximal mphamvu ya 1339 C/g (372 mAh/g). Koma ndi chitukuko cha matekinoloje atsopano zida monga silicon zafufuzidwa kuti ziwongolere kachulukidwe mphamvu kwa mabatire a lithiamu-ion.


Kodi cathode ndi chiyani?

Cathode imagwira ntchito kuvomereza ndikutulutsa ma ion a lithiamu omwe ali ndi vuto panthawi zozungulira pano. Nthawi zambiri imakhala ndi mawonekedwe osanjikiza a layered oxide (monga lithiamu cobalt oxide), polyanion (monga lithiamu iron phosphate) kapena spinel (monga lithiamu manganese oxide) yokutidwa pa wokhometsa ndalama (nthawi zambiri zopangidwa ndi aluminiyamu).


Kodi electrolyte ndi chiyani?

Monga mchere wa lithiamu mu zosungunulira za organic, electrolyte imakhala ngati sing'anga kuti ma lithiamu ayoni asunthe pakati pa anode ndi cathode panthawi yolipira ndi kutulutsa.


olekanitsa ndi chiyani?

Monga nembanemba wopyapyala kapena wosanjikiza wa zinthu zopanda conductive, olekanitsa amagwira ntchito kuteteza anode (negative electrode) ndi cathode (positive elekitirodi) kuchokera kuchepa, popeza wosanjikiza ichi ndi permeable kuti ayoni lithiamu koma osati ma elekitironi. Iwo imathanso kuwonetsetsa kuyenda kosasunthika kwa ma ion pakati pa maelekitirodi pakulipiritsa ndi kutulutsa. Choncho, batire akhoza kukhala voteji khola ndi kuchepetsa chiopsezo cha kutentha, kuyaka kapena kuphulika.


Kodi mtolankhani wapano ndi chiyani?

Current collector lapangidwa kuti atolere panopa opangidwa ndi ma elekitirodi a batri ndikuwatengera kudera lakunja, lomwe ndi zofunika kuonetsetsa ntchito mulingo woyenera kwambiri ndi moyo wautali batire. Ndipo Nthawi zambiri amapangidwa kuchokera ku pepala lopyapyala la aluminiyamu kapena mkuwa.



3. Mbiri Yachitukuko ya Mabatire a Lithium Ion

Kafukufuku wa mabatire a Li-ion omwe amatha kuchangidwanso adayambira ku 1960s, imodzi mwama zitsanzo zakale kwambiri ndi batire ya CuF2/Li yopangidwa ndi NASA mu 1965. Ndipo vuto la mafuta m'zaka za m'ma 1970, ofufuza adatembenukira kuzinthu zina magwero a mphamvu, kotero yopambana amene anabala oyambirira mawonekedwe a Batire yamakono ya Li-ion idapangidwa chifukwa cha kulemera kwake komanso mphamvu zambiri kuchuluka kwa mabatire a lithiamu-ion. Pa nthawi yomweyo, Stanley Whittingham wa Exxon anapeza kuti ma ion a lithiamu amatha kuyikidwa muzinthu monga TiS2 kuti pangani batire yowonjezedwanso. 


Ndiye anayesa kugulitsa batire iyi koma adalephera chifukwa cha kukwera mtengo komanso kupezeka kwazitsulo za lithiamu m'maselo. Mu 1980 zida zatsopano zidapezeka kuti zimapereka mphamvu yamagetsi yokwera kwambiri komanso inali yochulukirapo chokhazikika mumlengalenga, chomwe pambuyo pake chidzagwiritsidwa ntchito mu batire yoyamba ya Li-ion yamalonda, ngakhale sichinathetse, pachokha, kuthetsa nkhani yolimbikira ya Chaka chomwecho, Rachid Yazami anapanga lithiamu graphite electrode (anode). Ndiyeno mu 1991, dziko loyamba rechargeable lithiamu-ion mabatire adayamba kulowa msika. 


Mu 2000s, kufunika kwa lithiamu-ion mabatire adawonjezeka pomwe zida zamagetsi zonyamula zida zidayamba kutchuka, zomwe zimayendetsa mabatire a lithiamu ion kuti akhale otetezeka komanso olimba. Magalimoto amagetsi anali anayambitsa mu 2010s, amene analenga msika latsopano mabatire lithiamu-ion. The Kupanga njira zatsopano zopangira ndi zida, monga ma silicon anode ndi ma electrolyte olimba, adapitiliza kupititsa patsogolo magwiridwe antchito ndi chitetezo cha mabatire a lithiamu-ion. Masiku ano, mabatire a lithiamu-ion akhala ofunikira moyo wathu watsiku ndi tsiku, kotero kafukufuku ndi chitukuko cha zipangizo zatsopano ndi matekinoloje akupitilira kuti apititse patsogolo magwiridwe antchito, magwiridwe antchito, ndi chitetezo cha mabatire awa.



4. Mitundu ya Mabatire a Lithium Ion

Mabatire a lithiamu-ion amabwera m'mawonekedwe ndi makulidwe osiyanasiyana, osati onse iwo apangidwa ofanana. Nthawi zambiri pali mitundu isanu ya mabatire a lithiamu-ion.


l Lithium Cobalt Oxide

Mabatire a lithiamu cobalt oxide amapangidwa kuchokera ku lithiamu carbonate ndi cobalt ndipo amadziwikanso kuti lithiamu cobaltate kapena lithiamu-ion cobalt mabatire. Ali ndi cobalt oxide cathode ndi graphite carbon anode, ndi lithiamu ion kusuntha kuchokera ku anode kupita ku cathode panthawi yotulutsa, ndikubwerera kumbuyo pamene batire yachangidwa. Ponena za kugwiritsidwa ntchito kwake, amagwiritsidwa ntchito ponyamula zipangizo zamagetsi, magalimoto amagetsi, ndi machitidwe osungira mphamvu zowonjezereka chifukwa cha mphamvu zawo zapadera, kutsika kwamadzimadzimadzimadzimadzimadzi, kugwira ntchito kwakukulu voteji ndi osiyanasiyana kutentha osiyanasiyana.Koma tcherani khutu ku nkhawa za chitetezo zokhudzana ndi kuthekera kwa kuthawa kwa kutentha ndi kusakhazikika pamtunda kutentha.


l Lithium Manganese oxide

Lithium Manganese Oxide (LiMn2O4) ndi zinthu za cathode zomwe zimagwiritsidwa ntchito nthawi zambiri. mu mabatire a lithiamu-ion.Tekinoloje ya batire yamtunduwu inali poyambilira zopezeka m'ma 1980, ndi buku loyamba mu Materials Research Bulletin mu 1983. Umodzi mwaubwino wa LiMn2O4 ndikuti ili ndi matenthedwe abwino. kukhazikika, kutanthauza kuti sizingatheke kukhala ndi kuthawa kwamafuta, komwe nawonso ndi otetezeka kuposa mitundu ina ya batri ya lithiamu-ion. Kuphatikiza apo, manganese ndi ofunikira zambiri komanso zopezeka zambiri, zomwe zimapangitsa kuti ikhale njira yokhazikika poyerekeza ku cathode zinthu zomwe zili ndi zinthu zochepa monga cobalt. Zotsatira zake, nthawi zambiri amapezeka m'zida zamankhwala ndi zida, zida zamagetsi, zamagetsi njinga zamoto, ndi ntchito zina. Ngakhale zabwino zake, LiMn2O4 ndizosauka Kukhazikika kwapang'onopang'ono poyerekeza ndi LiCoO2, zomwe zikutanthauza kuti pangafunike zambiri kusinthidwa pafupipafupi, kotero sikungakhale koyenera kusungirako mphamvu kwanthawi yayitali machitidwe.


l Lithium Iron Phosphate (LFP)

Phosphate imagwiritsidwa ntchito ngati cathode mu mabatire a lithiamu iron phosphate, nthawi zambiri amadziwika kuti mabatire a li-phosphate. Kukana kwawo kochepa kumawonjezera kutentha kwawo bata ndi chitetezo. Amadziwikanso chifukwa chokhazikika komanso moyo wautali, zomwe zimawapangitsa kukhala njira yotsika mtengo kwambiri ku mitundu ina ya lithiamu-ion mabatire. Chifukwa chake, mabatire awa amagwiritsidwa ntchito pafupipafupi panjinga zamagetsi ndi ntchito zina zomwe zimafuna moyo wautali komanso chitetezo chokwanira. Koma kuipa kwake kumapangitsa kuti zikhale zovuta kukula mwachangu. Choyamba, poyerekeza ndi mitundu ina ya mabatire a lithiamu-ion, amawononga ndalama zambiri chifukwa amagwiritsa ntchito osowa komanso zopangira zodula. Kuphatikiza apo, mabatire a lithiamu iron phosphate ali ndi a voteji yotsika, zomwe zikutanthauza kuti mwina sizingakhale zoyenera kwa ena mapulogalamu omwe amafunikira magetsi okwera. Kutha kwa nthawi yayitali kumapangitsa kuti a kuipa m'mapulogalamu omwe amafunikira kubwezeretsanso mwachangu.


l Lithium Nickel Manganese Cobalt Oxide (NMC)

Mabatire a Lithium Nickel manganese Cobalt Oxide, omwe amadziwika kuti NMC mabatire, amapangidwa ndi zinthu zosiyanasiyana zomwe zili padziko lonse lapansi mabatire a lithiamu-ion. Cathode yopangidwa ndi kusakaniza kwa nickel, manganese, ndi cobalt ikuphatikizidwa. Kuchuluka kwa mphamvu zake, kuyendetsa bwino njinga, ndi a moyo wautali wapanga chisankho choyamba mu magalimoto amagetsi, kusungirako gridi machitidwe, ndi ntchito zina zapamwamba, zomwe zathandizira kwambiri kuchulukirachulukira kwa magalimoto amagetsi ndi machitidwe amagetsi ongowonjezwdwa. Ku kuwonjezera mphamvu, ma electrolyte atsopano ndi zowonjezera zimagwiritsidwa ntchito kuti zitheke mtengo mpaka 4.4V/cell ndi apamwamba. 


Pali njira yopita ku Li-ion yosakanikirana ndi NMC kuyambira pamenepo ndondomekoyi ndi yotsika mtengo ndipo imapereka ntchito zabwino. Nickel, manganese, ndi cobalt ndi zinthu zitatu zogwira ntchito zomwe zingaphatikizidwe mosavuta kuti zigwirizane ndi lonse mapulogalamu osiyanasiyana agalimoto ndi magetsi (EES) omwe amafunikira kukwera njinga pafupipafupi. Pomwe tikutha kuwona kuti banja la NMC likuchulukirachulukira zosiyanasiyana Komabe, zotsatira zake za matenthedwe runaway, zoopsa moto ndi chilengedwe nkhawa zitha kusokoneza kukula kwake.


l Lithium Titanate

Lithium titanate, yomwe nthawi zambiri imadziwika kuti li-titanate, ndi mtundu wa batri womwe uli ndi a kuchuluka kwa ogwiritsa ntchito. Chifukwa cha nanotechnology yake yapamwamba, imatha kuyitanitsa ndi kutulutsa mwachangu ndikusunga voliyumu yokhazikika, yomwe imapangitsa oyenerera bwino ntchito zamphamvu kwambiri monga magalimoto amagetsi, malonda ndi machitidwe osungira mphamvu zamafakitale, ndi kusungirako kwa grid-level. 


Pamodzi ndi zake chitetezo ndi kudalirika, mabatire amenewa angagwiritsidwe ntchito asilikali ndi zamlengalenga ntchito, komanso kusunga mphepo ndi mphamvu ya dzuwa ndi kumanga mwanzeru grids. Kuphatikiza apo, malinga ndi Battery Space, mabatire awa akhoza kukhala ogwiritsidwa ntchito mu power system system-critical backups. Komabe, lithiamu titanate mabatire amakhala okwera mtengo kuposa mabatire amtundu wa lithiamu-ion chifukwa ku njira yovuta yopangira zinthu zofunika kuzipanga.



5.Mayendedwe Achitukuko a Mabatire a Lithium Ion

Kukula kwapadziko lonse kwa kukhazikitsa mphamvu zongowonjezera kwawonjezeka kupanga mphamvu kwapang'onopang'ono, kupanga gridi yosagwirizana. Izi zapangitsa kuti a kufunikira kwa mabatire.pamene kuyang'ana pa mpweya wa ziro ndikuyenera kusuntha kutali ndi mafuta oyaka, omwe ndi malasha, kuti apange magetsi mwachangu maboma kuti alimbikitse kukhazikitsa magetsi oyendera dzuwa ndi mphepo. Izi makhazikitsidwe amabwereketsa ku makina osungira mabatire omwe amasunga mphamvu zochulukirapo zopangidwa. 


Chifukwa chake, boma limalimbikitsa kulimbikitsa batri ya Li-ion kukhazikitsa kumathandizanso kupanga mabatire a lithiamu ion. Mwachitsanzo, msika wapadziko lonse wa NMC Lithium-Ion Batteries kukula kwake akuyembekezeka kukula kuchokera ku US $ miliyoni mu 2022 mpaka US $ miliyoni mu 2029; ikuyembekezeka kukula pa CAGR ya% kuchokera ku 2023 mpaka 2029 katundu akuyembekezeka kupanga mabatire a lithiamu ion a 3000-10000 achangu kwambiri gawo lomwe likukula panthawi yolosera (2022-2030).



6. Kusanthula kwandalama kwa Mabatire a Lithium Ion

Msika wamabatire a lithiamu ion akuyembekezeka kukula kuchokera pa $ 51.16 biliyoni mu 2022 kufika $ 118.15 biliyoni pofika 2030, kuwonetsa pachaka kukula kwa 4.72% panthawi yolosera (2022-2030), zomwe zimatengera zinthu zingapo.


l Kusanthula kwa Ogwiritsa Ntchito Mapeto

Kuyika kwa gawo lothandizira ndizofunikira kwambiri posungira mphamvu za batri machitidwe (BESS). Gawoli likuyembekezeka kukula kuchokera pa $2.25 biliyoni mu 2021 mpaka $5.99 biliyoni mu 2030 pa CAGR ya 11.5%. Mabatire a Li-ion akuwonetsa apamwamba 34.4% CAGR chifukwa cha kukula kwawo kochepa. Malo osungiramo nyumba ndi malonda magawo ndi madera ena omwe ali ndi msika waukulu wa $ 5.51 biliyoni mu 2030, kuchoka pa $1.68 biliyoni mu 2021. Gawo la mafakitale likupitirizabe kuyenda kutulutsa mpweya wa zero, ndi makampani omwe akupanga malonjezo a zero mu ziwiri zotsatira zaka makumi. Makampani a Telecom ndi data center ali patsogolo pakuchepetsa kutulutsa mpweya wa kaboni ndi chidwi chowonjezereka pa magwero a mphamvu zongowonjezwdwa. Zonse zomwe zidzalimbikitsa kukula kwachangu kwa mabatire a lithiamu ion monga makampani amapeza njira zotsimikizira zosunga zobwezeretsera zodalirika komanso kusanja kwa gridi.


l Kusanthula kwa Mtundu Wazinthu

Chifukwa cha mtengo wokwera wa cobalt, batire yopanda cobalt ndi imodzi mwazo njira zopangira mabatire a lithiamu-ion. High-voltage LiNi0.5Mn1.5O4 (LNMO) yokhala ndi kachulukidwe kamphamvu kamphamvu ndi imodzi mwazinthu zoyembekezeka kwambiri za Co-free zinthu cathode mu patsogolo. Komanso, zotsatira zoyesera zinatsimikizira zimenezo Kuyendetsa njinga ndi C-rate ya batire ya LNMO imatheka pogwiritsa ntchito semi-solid electrolyte. Izi zitha kunenedwa kuti COF ya anionic imatha kuyamwa mwamphamvu Mn3+/Mn2+ ndi Ni2+ kudzera mumgwirizano wa Coulomb, kuletsa kusamuka kwawo kowononga kupita ku anode. Chifukwa chake, izi zitha kuchitika kukhala opindulitsa ku malonda a LNMO cathode material.


l Kusanthula Kwachigawo

Asia-Pacific ikhala msika waukulu kwambiri wama batire a lithiamu-ion pofika 2030, yoyendetsedwa ndi zofunikira ndi mafakitale. Idzagonjetsa North America ndi Europe yokhala ndi msika wa $ 7.07 biliyoni mu 2030, ikukula kuchokera pa $ 1.24 biliyoni 2021 pa CAGR ya 21.3%. Kumpoto kwa America ndi ku Europe kudzakhala kotsatira kwambiri misika chifukwa cha zolinga zawo zowononga chuma chawo ndi gridi m'tsogolomu zaka makumi awiri. LATAM iwona kukula kwakukulu kwambiri pa CAGR ya 21.4% chifukwa kukula kwake kakang'ono ndi maziko otsika.



7. Zinthu Zomwe Muyenera Kuziganizira pa Mabatire Apamwamba a Lithium Ion

Pogula optical solar inverter, osati mtengo ndi khalidwe liyenera kukhala kuganiziridwa, mfundo zinanso ziyenera kukumbukiridwa.


l Kuchuluka kwa Mphamvu

The Energy density ndi kuchuluka kwa mphamvu zomwe zimasungidwa pa voliyumu ya unit. Zapamwamba kachulukidwe ka mphamvu ndi kulemera kochepa komanso kukula kwake kumakhala kokulirapo pakati pa kulipiritsa mikombero.


l Chitetezo

Chitetezo ndi gawo lina lofunikira la mabatire a lithiamu-ion kuyambira kuphulika ndi moto umene ukhoza kuchitika pamene kulipiritsa kapena kutulutsa, choncho m'pofunika sankhani mabatire omwe ali ndi njira zotetezera bwino, monga zowunikira kutentha ndi zinthu zoletsa.


l Mtundu

Chimodzi mwazinthu zaposachedwa kwambiri pamakampani a batri a lithiamu-ion ndi chitukuko cha mabatire olimba-boma, omwe amapereka maubwino angapo monga kuchulukirachulukira kwa mphamvu komanso moyo wautali. Mwachitsanzo, kugwiritsa ntchito mabatire olimba m'magalimoto amagetsi aziwonjezera kuchuluka kwawo kuthekera ndi chitetezo.

l Mtengo wa kulipiritsa

Kuthamanga kwa batire kumatengera kuthamanga kwa batri. Nthawi zina batire limatenga nthawi yayitali kuti lizilipira lisanayambe kugwiritsidwa ntchito.

l Kutalika kwa moyo

Palibe batire yomwe imatha moyo wonse koma imakhala ndi tsiku lotha ntchito. Onani kutha kwake tsiku musanagule. Mabatire a lithiamu ion amakhala ndi nthawi yayitali moyo chifukwa umagwirira wake koma batire aliyense amasiyana wina ndi mzake kutengera mtundu, mawonekedwe ndi momwe amapangidwira. Mabatire apamwamba kwambiri adzateroamakhala nthawi yayitali popeza amapangidwa ndi zinthu zabwino mkati.


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