Lithium Titanate kye ki?

Lithium titanate ye combining ya oxide etabule nga egatta lithium, titanium, ne oxygen, esinga okusangibwa nga li2ti₅o22 n’ensengekera ya sipiyili. Ekintu kino eky’ekika kya ceramic kikola okusinga ng’ekintu kya anode mu bbaatule ez’enjawulo eza lithium-, nga kiwa obukuumi obw’enjawulo n’obulamu bw’enzirukanya wadde ng’amasoboza matono bw’ogeraageranya ne anode za graphite eza bulijjo.

Lithium titanate eriwo mu ngeri za kemiko eziwerako, naye enkyukakyuka ya spinel Li2ti₅O222 efuga enkola ya bbaatule. Ekirungo kino kirimu ekiwujjo kya kiyuubi eky’ebitundu bisatu-eyo ion za lithium zikwata ebifo bya tetrahedral 8A, ate ayoni za titanium zijjuza ebifo bya octahedral 16D mu nkola ya okisigyeni. Enteekateeka eno ekola ekyo abanoonyereza kye bayita "Zero-strain" structure-Lattice efuna enkyukakyuka ya voliyumu etali wansi wa 1% mu biseera by'okusannyalala n'okufulumya.

Ensengekera ya spinel esobozesa ion za lithium okutambula okuyita mu kirisitaalo nga zibuuka wakati w’ebifo bya tetrahedral ne octahedral. Mu kiseera kya lithiation, ekintu kikyuka okuva li2ti₅O2 2 okutuuka ku Li2ti₅O2, nga kiyingiza lithium ions endala ssatu buli kitundu kya formula. Okuyingiza kuno kubaawo ku kyuma nga 1.55V okusinziira ku lithium, nga kisinga nnyo ku 0.1v typical of graphite anodes.

Ebika bya lithium titanate ebirala mulimu lithium metatitanate (Li2tio₃), butto omweru alina ekifo ekisaanuuka ekisukka 1,533℃ekozesebwa mu ceramics ne nuclear applications, ne ramsdellite lithium titanate (Li2ti₃O₇), ekiraze okusuubiza mu kunoonyereza kwa bbaatule okw’enjawulo. Buli nkyukakyuka eriko titanium ey’enjawulo-okuyizibwa-lithium ratios ne crystal arrangements, ekivaamu eby’enjawulo eby’obutonde n’eby’obusannyalazo.

Lithium Titanate

Bwe kikozesebwa nga anode ya bbaatule, lithium titanate ekola mu ngeri ya njawulo mu ngeri ey’enjawulo okusinga graphite eya bulijjo. Ekintu kino tekikola layeri ya busannyalazo (SEI) solid interface (SEI) layer mu kiseera ky’enzirukanya ezisookerwako kubanga vvulovumenti yaakyo ekola eya 1.55V etuula munda mu ddirisa ly’obutebenkevu bw’obusannyalazo bw’amasannyalaze agasinga obungi. Standard graphite anodes zikola okumpi ne 0V versus lithium, ekivaako okuvunda kw’amasannyalaze okukola SEI ey’obukuumi naye nga ya resistive.

Mu kiseera ky’okucaajinga, ayoni za lithium zisenguka okuva mu katodi okuyita mu kiyungo ky’amasannyalaze ne ziyingira mu nsengekera ya lithium titanate anode. Enkula ya nanocrystalline eya Li2ti₅O₁2 egaba square mita nga 100 ez’obuwanvu bw’okungulu buli gram-okusukka emirundi 30 ku za graphite. Ekitundu kino eky’okungulu ekigaziyiziddwa kisobozesa obusannyalazo okuyingira n’okufuluma amangu, nga buwagira emiwendo gy’okucaajinga amangu.

Enzirukanya ekyukakyuka egoberera: li2ti₅o₁2 + 3li⁺ + 3E⁻ ↔ li3TI₅O₁2. Obusobozi bw’enzikiriziganya butuuka ku 175 mAh/g, wadde ng’okussa mu nkola enkola kutuuka ku 150-170 mAh/g. Nga graphite egaba obusobozi obw’enzikiriziganya obw’oku ntikko ku 372 mAh/g, lithium titanate eliyirira okuyita mu busobozi obw’omutindo ogw’oku ntikko n’obuwangaazi.

Obusobozi bwa redox obw’amaanyi obwa titanium oxide bw’ogeraageranya ne graphite buleeta enkizo ey’obukuumi ey’obukuumi. Lithium dendrites-Empiso-Ebizimbe eby’ebyuma ebisobola okuboola eby’okwawula bbaatule ne bireeta ebiyungo ebimpi-ebitali bitera kutondebwa ku bitundu bya lithium titanate. Omumwa guno ogw’obukuumi gukakasa nti kikulu nnyo mu kukozesa okw’amaanyi-nga anodes eza bulijjo ziteeka thermal runaway.

Battery za lithium titanate ziraga obulamu bw’enkulungo obukendeeza ku lithium endala-Eddagala lya ion. Obutoffaali obw’ettunzi bulijjo butuuka ku 10,000 ku 30,000 full charge-okufuuwa enzirukanya ng’obusobozi tebunnakendeera okutuuka ku bitundu 80% eby’olubereberye. Ebiragiro bya Toshiba ebya 2024 bigamba nti enzirukanya 45,000 ku muwendo gwa 10C olw’obutoffaali bwabwo obw’amaanyi obwa waggulu-Power SCiB cells. Bw’ogeraageranya, bbaatule za lithium-ezikozesa ebintu ebya bulijjo mu ngeri entuufu zimala enzirukanya 2,000-3,000.

Obuwangaazi buno busibuka mu nsengekera ya ziro-okusika. Graphite anodes zigaziwa nga 10% mu kiseera kya lithiation, ekivaako okunyigirizibwa kw’ebyuma obutundutundu obutundutundu ne bukendeeza ku busobozi ku nsengekera eziddiŋŋana. Enkyukakyuka ya Lithium Titanate entono ekuuma obulungi bw’enzimba ne bwe kiba nti enzirukanya enkumi n’enkumi z’enzitoya.

Okucaajinga amangu kitegeeza engeri endala etegeeza. Battery za lithium titanate zisobola okusasuza okuva ku 0% okutuuka ku 80% obusobozi mu 6-eddakiika 10 awatali kuvunda kwa maanyi. Ekibinja kya bbaasi z’amasannyalaze ekya 2011 Chongqing kyalaga obusobozi buno mu nkola-37 bbaasi za mita kkumi na bbiri nga zirina enkola za lithium titanate eza kWh 80 ezisasulwa mu bujjuvu mu ddakiika 10 nga zikozesa 400 kW chargers. Obutoffaali bwa Toshiba obusembyeyo obw’amaanyi amangi busasula ebitundu 80% mu ddakiika emu yokka ku 48C rate.

Omulimu gw’ebbugumu gwawula lithium titanate ku ngeri endala. Battery zino zikola mu ngeri eyesigika okuva ku -40℃okutuuka ku 60℃nga tezirina maanyi kufiirwa typical of other chemistries mu mbeera ezisukkiridde. Ensengekera ya spinel enywevu ekuuma obutambuzi bw’amasannyalaze mu bbanga lino, ekifuula tekinologiya ono okusaanira okuteekebwa mu Arctic, okukozesa mmotoka ez’ebbugumu, n’ebyuma by’omu bbanga okufuga ebbugumu lyongera obuzito n’obuzibu.

Enkola y’obukuumi mu mbeera y’okutulugunyizibwa esukkulumye ku bika bya lithium ebirala-ion. Obutoffaali bwa lithium titanate buyita mu kukebera emisumaali, okunyiga, n’okugezesebwa okusukkiridde awatali muliro oba okubwatuka. Ekintu ekidduka eky’ebbugumu eky’ekintu kituula ku diguli 270 , waggulu nnyo ku bbugumu erikola era nga waggulu okusinga ku kemiko ezisinga obungi. Obukuumi buno bukakasa nti bwetaagisa nnyo ku binene-okuteekebwa ku bipimo nga ebifo ebitereka giridi nga okulemererwa kw’obutoffaali bumu kuyinza okukulukuta.

Ekizibu ekisinga obukulu ye density y’amasoboza. Battery za lithium titanate zituusa 30-110 wh/kg gravimetric mu ngeri ya 30{/l 177 wh/l volumetricly 177. Battery za lithium eza bulijjo-nga zikozesa graphite anodes ne nickel-Manganese-cobalt cathodes zituuka ku 200-300 wh/kg. Obuzibu buno obw’emirundi esatu okutuuka ku kkumi kitegeeza bbaatule za lithium titanate zikwata ekifo ekisingawo era zizitowa nnyo okutereka amaanyi ag’enkanankana.

Densite y’amasoboza eya wansi erondoola butereevu ku vvulovumenti ekola. Obutoffaali bwa lithium titanate bukola vvulovumenti ya 2.3-2.4V ey’erinnya bw’ogeraageranya ne 3.6-3.7V ku lithium eya bulijjo-. Okufiirwa kuno okwa vvulovumenti-okukiikirira nga 1v-kuvvuunula butereevu okukendeeza ku kutereka kw’amasoboza ku buli yuniti ya yuniti. Okukozesa awali obuzito n’obunene obukulu, gamba ng’ebyuma ebikozesebwa mu bulamu obwa bulijjo n’emmotoka ez’amasannyalaze ez’ewala, mu bujjuvu tebisobola kukkiriza kusuubulagana kuno.

Ebisale bireeta ekiziyiza ekirala eky’okutwala abantu bangi. Lithium titanate battery cells average nga $1.50 buli watt-essaawa, ate obutoffaali bwa lithium iron phosphate bugula $0.40 buli watt-. Omutemwa gw’emiwendo guva ku bintu ebiwerako: ebyetaago ebizibu eby’okusengejja, okufuga obunnyogovu obutuufu mu kiseera ky’okukola, titanium ey’ebbeeyi-ebisookerwako ebisinziira ku, n’obungi bw’okufulumya okutono bw’ogeraageranya ne kemiko omukulu.

Enkola y’okukola ebintu yeetaaga okufuga n’obwegendereza. Sintering Li2ti₅O22 kyetaagisa ebbugumu lya 600-850℃okusinziira ku nkola y’okusengejja, n’ebiseera ebiwanvu eby’okulongoosa okusinga okuteekateeka amasannyalaze ga graphite. Ebigobererwa bya anatase oba rutile TIO2 bisobola okutondebwa singa okufuga ebbugumu kukakasa omulimu gw’amasannyalaze ogutali gumala, oguvunda. Nanostructured lithium titanate ey’omutindo ogwa waggulu esaba ebyuma n’obukugu obw’omulembe ogw’okufulumya n’obukugu.

Bbaasi ez’amasannyalaze zikiikirira okuteeka mu nkola tekinologiya wa lithium titanate asinga obunene mu by’obusuubuzi. Obusobozi bwa Chemistry obw’okucaajinga amangu busobozesa omukisa okucaajinga ku siteegi za bbaasi, okusobozesa bbaatule entono ezikendeeza ku kibonerezo ky’obuzito. Microvast egaba bbaatule za lithium titanate eri abakola bbaasi z’amasannyalaze ez’Abazungu omuli ne Wrightbus’s new routemaster double-Deckers mu London, nga yuniti 1,000 zikola ne battery systems za kWh 18.

Enkola z’okutereka amaanyi ga grid zeeyongera okuteeka mu nkola lithium titanate okusobola okulungamya frequency n’empeereza eziyambako. Altairnano yazimba ekyuma ekitereka amaanyi ekya MW 20/5 MWh nga bakozesa tekinologiya wa lithium titanate. Ebintu bino ebiteekebwamu bikulembeza obudde bw’okuddamu n’obulamu bw’okutambula ku density y’amasoboza-obubonero nga lithium titanate esukkulumye. Battery zino zisobola okuddamu mu milliseconds okutuuka ku grid frequency variations era ne zigumira emyaka 30-40 egy’obugaali buli lunaku.

Okusaba kw’eggaali y’omukka kukozesa Lithium Titanate okugumira ebbugumu n’obukuumi. Siemens Mireo Plus B Battery-Eggaali y'omukka ey'amasannyalaze yayingira mu mpeereza mu April 2024 nga ziweebwa amaanyi g'obutoffaali bwa Toshiba lithium titanate nga bulina obulamu bw'obuweereza obusuubirwa 15- British Rail Class 93 Tri-Emgaali y’omukka ekozesa bbaatule za lithium titanate okutambulira ku bitundu bya layini ebitali bya masannyalaze. Shinkansen eya Japan’s N700S ekozesa tekinologiya ono okukola emirimu egy’amangu egy’amaanyi mu kiseera ky’okutaataaganyizibwa kw’amasannyalaze.

Ebyuma ebikozesebwa mu bulamu obwa bulijjo (consumer electronics) bitwala lithium titanate mu mbeera ez’enjawulo ezeetaaga okucaajinga amangu oba okwesigika ennyo. Samsung’s Galaxy Note Series ekozesa bbaatule za lithium titanate mu S-Pen Stylus, okusobozesa okuyimirira essaawa 10 okuva ku chajingi ya ssekindi 40. Seiko kinetic watches zakyusa capacitors ne ziteeka lithium titanate batteries okutumbula obusobozi bw’okutereka amaanyi n’obulamu.

Ebikozesebwa mu makolero okuva ku mmotoka eziragirwa mu ngeri ya otomatiki okutuuka ku byuma eby’obujjanjabi ebitambula bilonda Lithium Titanate ng’obukuumi n’obulamu bw’obugaali biwa obujulizi ku nsaasaanya ennyingi. Ekitebe ky’obudde eky’embuyaga kikozesa bbaatule ya 1,300 mAh lithium titanate charged okuyita mu solar panels, nga kyetaagisa essaawa 4 zokka ez’omusana buli luvannyuma lwa wiiki bbiri. Okusaba kw’amagye n’eby’omu bbanga nga kwa muwendo gwa kemiko mu bbugumu erisukkiridde n’okuziyiza obulabe bw’omuliro.

Okutegeera lithium titanate w’etuukira, kiyamba okumanya .Battery za lithium kye ki .Okutwaliza awamu-Ziddamu okucaajinga ebyuma ebitereka amaanyi ebitambuza lithium ions wakati wa electrodes okutereka n'okufulumya amasannyalaze. Munda mu lithium eno-Fimu ya bbaatule, lithium titanate ekwata ekifo eky’enjawulo ekitegeezebwa ekintu kyayo ekya anode. Battery za lithium ezisinga zikozesa graphite anodes ezigatta ne cathodes ez’enjawulo-lithium iron phosphate (LFP), nickel-Manganese-cobalt (NMC), oba lithium cobalt oxide (LCO). Battery za lithium titanate zeeyawudde nga zikozesa Li2ti₅O₁2 nga anode, mu ngeri entuufu zigatta ne lithium manganese oxide oba lithium iron phosphate cathodes.

Okugerageranya ku bbaatule za LFP, lithium titanate egaba obulamu bwa cycle obuwanvu emirundi 5-10 n’okunnyogoga okw’ekika ekya waggulu-Embeera y’obudde, naye etuwa emu yokka-ekitundu eky’okusatu okutuuka ku kitundu ky’amasoboza. Obutoffaali bwa LFP bugula $0.40/WH okusinziira ku $1.50/WH ku lithium titanate. Chemistries zombi ziggumiza obukuumi okusinga amaanyi, ekizifuula alternatives for applications awali akabi k’omuliro okuleeta ebivaamu eby’amaanyi.

Battery za NMC ne NCA ze zisinga okukozesebwa mu mmotoka ez’amasannyalaze nga zeetaaga range esinga. Chemistries zino zituusa 200-250 wh/kg -emirundi ebiri oba esatu lithium titanate's energy density -okusobozesa 300-500 mile ranges. Naye, zivuga enzirukanya 1,000 zokka-2,000 era ziteeka obulabe obw’amaanyi obw’okudduka okw’ebbugumu. Mmotoka ez’amasannyalaze ezikulembeza ssente ezisaasaanyizibwa mu bbanga eggwanvu buli mayiro n’okusasuza amangu, gamba ng’ebidduka ebituusa ebibuga ne bbaasi z’omu kibuga, ziyinza okukkiriza ekibonerezo kya Lithium Titanate eky’enjawulo olw’emikisa gy’emirimu.

Ku tekinologiya agenda okuvaayo nga solid-State batteries ne sodium-obutoffaali bwa lithium titanate bukiikirira tekinologiya omukulu, akakasiddwa mu by’obusuubuzi. Battery ezikaluba-ezo zisuubiza amaanyi amangi n’obukuumi naye zisigala mu pre-enkulaakulana ey’ebyobusuubuzi n’okusoomoozebwa kw’okukola. Battery za sodium-ziwa ssente entono naye amaanyi agafaanagana ne lithium titanate n’obulamu obumpi obw’enzirukanya. Okuteebereza akatale mu mwaka gwa 2025-2033 Pulojekiti Lithium Titanate Okukuuma ebitundu by’akatale eby’enjawulo ate tekinologiya omupya akola ku nkola z’akatale k’abantu abangi.

Lithium Titanate

Akatale ka lithium titanate battery mu nsi yonna kaatuuka ku ddoola 75.61 -80.65 obuwumbi mu 2024 okusinziira ku kkampuni ezinoonyereza ku katale eziwera, ng’okuteebereza kwali kwa buwumbi bwa ddoola 237-308 mu mwaka gwa 2033-2034. Kino kitegeeza nti buli mwaka emiwendo gy’okukula kwa 10-14.4%, nga kino okusinga kiva ku kwettanira mmotoka ez’amasannyalaze, okugaziya okutereka kw’emidumu, n’obwetaavu bw’ebintu ebikozesebwa amangu.

Asia-Pacific efuga okufulumya n'okukozesa, ekola ebitundu nga 60% ku Global Lithium Titanate Battery Demand mu 2024. Enteekateeka ya China ey'omulundi ogwa 14 mu bitaano-etunuulidde ebitundu 50% eby'amasannyalaze agazzibwa obuggya okuva mu 2020-2025 enkizo y'ebyenfuna mu kifo eky'okulinnyisa amasannyalaze mu kifo eky'okulinnyisa amasannyalaze mu kifo eky'okulinnyisa amasannyalaze mu kifo eky'okulinnyisa amasannyalaze mu kifo eky'okulinnyisa amasannyalaze mu kifo eky'okuyita mu 20. Japan, erimu tekinologiya wa Toshiba owa SCIB, ekuuma okwettanira kwa lithium titanate okw’amaanyi mu ntambula y’eggaali y’omukka n’okukozesebwa mu makolero.

North America erina ebitundu nga 36% ku katale, ng’abakola ebintu abamanyiddwa nga Altairnano n’abazannyi abagenda okukula nga Grinergy expressing production capacity. Ekitongole kya Amerika ekikola ku by’amasannyalaze ekya Amerika obukadde bwa ddoola 258 mu tekinologiya ow’omulembe mu bbaatule mulimu okukola lithium titanate okusobola okukozesebwa mu ngeri ey’enjawulo nga lithium eya bulijjo-ekakasa nti temala.

Abakulu abakola mulimu Toshiba (SCIB brand), Altairnano (Nanosafe), Microvast (LPTO), Leclanché (Tibox), n’aba China abakola ku bbaatule ya Yinlong Battery eyafunibwa Gree Electric. Okugaziya obusobozi bw’okufulumya essira ku kukendeeza ku nsaasaanya okuyita mu nkola y’okulongoosa enkola n’ebyenfuna eby’omutindo okusinga enkyukakyuka ez’omusingi eza kemiko.

Endagiriro z’okunoonyereza ziggumiza okukola ku buzibu bwa Lithium Titanate obusookerwako. Ttiimu mu nsi yonna zinoonyereza ku kukozesa eddagala eriyitibwa niobium, magnesium, oba ebintu ebirala okutumbula obutambuzi n’obusobozi. Enkyukakyuka ku ngulu omuli okusiiga kaboni ne nanostructuring zigenderera okulongoosa omutindo gw’omutindo. Enkola z’okubunyisa obugaali zinoonyereza okusukka Li2ti₅O₁2 okukwata obusobozi obw’enjawulo, wadde nga kino kitta ziro-enkizo y’okusika.

Okukola lithium titanate mu ngeri entuufu kugoberera ekikalu-Eky’embeera oba eky’amazzi-State synthesis routes, buli kimu kirina ebirungi eby’enjawulo. Enkola ey’ennono eya waggulu-ebuguma-ey’embeera etabula lithium carbonate (Li2co₃) ne titanium dioxide (TIO2) mu migerageranyo gya stoichiometric, olwo n’eyokya omutabula ku 700-850℃okumala essaawa 10-24. Enkola eno eraga nti nnyangu era esobola okulinnyisibwa naye efulumya obutundutundu obunene ennyo (500nm-5μm) nga buwanvu bwa wansi.

Enkola za sol-eza gel ziwa okufuga okulungi ku bunene bw’obutundutundu n’enkula. Abanoonyereza basaanuusa titanium alkokisayidi nga tetrabutyl titanate ne lithium hydroxide mu biwunyiriza eby’obutonde, oluvannyuma ne jjelu ne calcine ku 600-800℃. Ekivaamu lithium titanate kirimu obunene bw’obutundutundu wansi wa 200nm n’ebitundu eby’okungulu ebisingako nga bisemberera 100 m2/g ekisobozesa okucaajinga amangu. Naye, enkola za sol-eza gel zeetaaga okufuga obunnyogovu n’obwegendereza era ziraga nti za bbeeyi okusinga okusengejja embeera ennywevu.

Okusengejja amazzi (hydrothermal synthesis) kukola lithium titanate ku bbugumu eri wansi (120-200℃) nga likola ebisookerwako mu biwujjo by’amazzi ebiteekeddwako puleesa. Enkola eno ekola nanotubes ne nanowires nga zirina morphologies ez’enjawulo, naye nga yeetaaga ebyuma eby’enjawulo ebya puleesa eya waggulu era ekola enzizi z’amazzi agakulukuta nga zisaba okulongoosebwa.

Enkola y’omunnyo ogusaanuuse eyimiriza ebisengejja mu kinaabiro ky’omunnyo ekisaanuuse wansi{{0}- (kitera okuba licl-kcl) ku 500 -700℃. Ekisengejja ky’amazzi kyanguyiza okusaasaana kwa ion mu bwangu, ne kikola lithium titanate eya kirisitaalo ennyo n’obutonde obulungi obw’amasannyalaze. Wadde ng’amasoboza-agakola obulungi bw’ogeraageranya n’amakubo ag’ennono ag’embeera y’ebintu ebikalu, enkola z’omunnyo ezisaanuuse zeetaaga okuzzaawo omunnyo n’enkola z’okuddamu okukola.

Okulondoola omutindo mu kiseera ky’okukola kikakasa nti kikulu nnyo. x-Ray diffraction ekakasa phase purity, nga trace amounts za anatase oba rutile TIO2 degrade performance. Okugabanya obunene bw’obutundutundu kukosa okukola kw’obusannyalazo n’okukola kwa bbaatule-okunene ennyo era obutambuzi bubonaabona, butono nnyo era obutundutundu obukuŋŋaanyiziddwa. Ebirungo ebirimu obunnyogovu birina okusigala wansi wa 100 ppm okuziyiza okuvunda kw’amasannyalaze mu kiseera ky’okukuŋŋaanya obutoffaali.

Battery za lithium titanate zitera okutuuka ku 10,000 ku 30,000 full charge-ezifulumya nga tezinnaba kutuuka ku 80% obusobozi, nga waliwo enjawulo enkulu-Enjawulo z’amaanyi ezipima ku cycle 45,000. Battery za lithium eza bulijjo-nga tukozesa graphite anodes zisembayo 2,000-3,000 enzirukanya mu mbeera ezifaanagana. Enkizo eno ey’obuwangaazi bwa 5-15x evvuunulwa n’obulamu bw’emyaka 20-30 mu nkola mu kukozesa n’okuvuga obugaali buli lunaku, bw’ogeraageranya n’emyaka 5-8 ku lithium-ion eya bulijjo.

Obuzibu bw’amaanyi g’amaanyi bufuula lithium titanate obutaba na nkola ya byuma ebikozesebwa mu kukozesa ebitambuzibwa. Battery ya smartphone nga ekozesa lithium titanate yandibadde 2-esinga emirundi 3 ate nga nzito okusinga dizayini eziriwo kati okusobola okuwa runtime eyenkanawa. Abaguzi bakulembeza sayizi y’ekyuma n’obuzito ku kucaajinga amangu n’okuwangaala emigaso Lithium Titanate gy’ewa. Omuwendo omunene gwongera amaanyi okutwala mu butale bw’abaguzi obukwata ku miwendo.

Yee, bbaatule za lithium titanate zisobola okucaajinga amangu okusinga Tesla Superchargers eziriwo kati bwe zikolebwa obulungi. Obutoffaali bwa Toshiba obusembyeyo bucaajinga ku 80% mu ddakiika ya 1-6 okusinziira ku ddaala ly’amaanyi, ate Tesla Superchargers yeetaaga eddakiika 15-20 ku mitendera egy’okusannyalala egy’enjawulo. Naye kino kyetaagisa ebikozesebwa eby’enjawulo eby’okucaajinga eby’amaanyi amangi (400+ kW) nga tebifunibwa nnyo, era ekibonerezo ky’amaanyi g’amaanyi kitegeeza nti mmotoka za lithium titanate zandibadde n’obuwanvu obutono ku buzito bwa bbaatule obwenkanankana.

Ensonga ssatu zirongoosa obukuumi bwa lithium titanate: Ekisooka, obusobozi bw’okukola 1.55V buziyiza okutondebwa kwa lithium dendrite ekivaako short circuit ez’omunda mu graphite anodes. Ekyokubiri, ekintu tekikola nsengekera ya busannyalazo (solid electrolyte interface) esobola okuvunda mu ngeri ya exothermic. Ekyokusatu, omusingi gw’okudduka ogw’ebbugumu ogwa 270℃gusukka ebbugumu ly’embeera y’okutulugunya okusinga obungi, era ensengekera ya ziro-eziyiza okwonooneka kw’ebyuma okuva mu kukosebwa. Ebintu bino bisobozesa obutoffaali bwa lithium titanate okuyita mu kuyingira kw’emisumaali n’okubetenta awatali muliro oba okubwatuka.

Lithium Titanate

Lithium titanate ekwata ekifo ekitegeerekese naye nga kikula mu kutereka amaanyi. Tekinologiya tajja kudda mu kifo kya lithium eya bulijjo-mu ssimu ez’amaanyi oba empanvu-ezo awali amaanyi g’amaanyi agasalawo okukozesebwa. Mu kifo ky’ekyo, ekola ku nkola awali obulamu bw’enzirukanya, obukuumi, okucaajinga amangu, oba okugumira ebbugumu we biwa obujulizi okukkiriza amaanyi amatono n’ebisale ebingi.

Enkola y’okukula esinga okulabika obulungi erabika mu ntambula ey’olukale, ng’okucaajinga emikisa kisobozesa bbaatule entono ezikendeeza ku bibonerezo by’obuzito, era nga bbaatule egula ssente ezisukka mu myaka 12-15 obulamu bw’emmotoka zisinga kwagala kemiko ewangaala. Okutereka kwa grid kukiikirira ekintu ekirala eky’obutonde, naddala ku mpeereza z’okulungamya frequency ezeetaaga enkumi n’enkumi z’enzirukanya ezitali za bulijjo buli lunaku okumala emyaka mingi.

Enkulaakulana ezisembyeyo mu nkola ez’omugatte ziraga okusuubiza-Okugatta lithium titanate anodes n’omulembe-obusobozi cathodes, oba okukozesa lithium titanate mu range-extended vehicles nga battery entono etera okutambula. Nga minzaani n’ebisale by’amakolero bwe bikendeera, kemiko eyinza okugaziwa n’efuuka obutale obw’enjawulo obw’enjawulo. Mu kiseera kino, Lithium Titanate eraga nti optimal battery chemistry esinziira ddala ku ebyetaago by'okukozesa okusinga okugoberera tekinologiya omu "asinga" ku nkozesa zonna.