Kiki ekisinga: Battery ya lithium oba bbaatule erimu obusobozi obw’amaanyi?
Omuntu mu ttiimu yaffe ey’okutunda yanweereza ekibuuzo kino eky’okunoonya wiiki ewedde. Abaddukanya okugula ebintu basigala bakibuuza, kale kirabika twetaaga okukikolako butereevu.
"lithium" ye kemiko. "Obusobozi obw'amaanyi" bwe bunene. Battery esobola okuba byombi-ebisinga ebirungi biri. Naye mmanyi lwaki ekibuuzo kino kisigala nga kijja. Otunuulidde quotes, omu agamba "lithium 500ah" ku $15,000, omulala agamba "high capacity 1000ah" ku $8,000. Ekyokubiri kiringa bbaatule emirundi ebiri ku kitundu kya bbeeyi.
Si bwe kiri. Bw’oba ogula okusinziira ku logic eyo, ojja kuzuula lwaki mu myezi nga 8 ng’ogula ebikyusiddwa.
Ennamba y’obusobozi ku lupapula .
Ntudde mu nkiiko nnyingi nnyo omuntu gy’asikayo spec sheet n’asonga ku AH rating nga bwe kigonjoola ensonga.
Lead-Acid tesobola kutuusa busobozi buweereddwa nga tezisaanyizzaawo. 50% obuziba bw'okufulumya bwe buba ekkomo ery'enkola bw'oba oyagala obulamu obusaanidde. Okukulembera kwo okwa 1000AH-acid pack ekuweereza 500ah. LFP ekola 80-90% DoD bulijjo-ah pack etuusa 400-450AH buli lunaku okumala emyaka 8-10.
Twaddaabiriza sitoowa y’ebintu ebifumbiddwa mu Guangdong omwaka oguwedde. 800ah lead-aasi ku loole ezituuka, essaawa 3 ez’okudduka ku -18℃nga tetunnakyusa. Tuteeka mu 600ah LFP nga tulina ebbugumu. 6.5 essaawa. Loole ze zimu, amakubo ge gamu. Nameplate yakka wansi ebitundu 25%, amaanyi amatuufu agasobola okukozesebwa kumpi gakubisaamu emirundi ebiri.
Obunnyogovu bukola bubi. China Battery Industry Association (CBEA.com) yagezesa kino-LFP erina obusobozi bwa 67% ku -20℃, lead-asidi agwa ku 40-50%. Stack that waggulu ku discharge limit ne "high capacity" lead-acid yo ekuwa 20-25% ku ebyo label by'egamba.
Omutego omulala ogw'obusobozi .
Lithium packs bbiri, model y’emu, obusobozi bwe bumu. Ggwe ozigezesa. Pack A epimibwa 660mAh. Pack B epimibwa 605mAh.
Zidduke okumala enzirukanya 50-100. Paka a agwa ku 580mAh n’agwa. Pack B ekwata ku 590mAh.
Pack A yalina ebirungo ebigattibwako eby’obusannyalazo ebitumbula ennamba ezisookerwako naye nga bikosa-Term stability. Enkola eya bulijjo naddala okuva mu basuubuzi abavuganya ku bbeeyi.
Engeri y'okugikwatamu:
Saba data y’obulamu bwa cycle ku buziba bwo obw’amazima obw’okufulumya, so si yaabwe. Bajuliza 3000 cycles ku 50% DOD. Okozesa ebitundu 80% buli lunaku. Olwo ennamba eri etya?
Metric emu okuva ewa yinginiya mu Shenzhen-Oluvannyuma lw’emyaka 2, enjawulo ya vvulovumenti y’obutoffaali erina okusigala wansi wa 30mV. Wider okusinga ekyo kitegeeza nti obutoffaali bukwatagana oba obutakwatagana BMS balancing.
LFP ne NMC ne LTO .
NMC erina amaanyi g’amasoboza aga waggulu. 150-250 wh/kg okusinziira ku 90-160 ku LFP.
LFP (Ekyuma kya Lithium phosphate) .
Okudduka okw’ebbugumu:~270 diguli .
Obulamu bw’obugaali:2000-4000
NMC (Nickel Manganese Cobalt) .
Okudduka okw’ebbugumu:~210 diguli .
Obulamu bw’obugaali:1000-1500
Oyo 60-Ekituli kya diguli y’ensonga lwaki abakola forklift za Girimaani baasenguka okuva ku NMC. Okwekenenya okumu okuva mu gabelstapler-mittendorf.com-NMC obutoffaali bulina akabi k’okubwatuka ku kuyingira oba okubuguma ennyo nga LFP terina. Obulamu bwa NMC cycle butambula 1000-1500. LFP ekola 2000-4000.
LTO ye exception. 10,000+ cycles, charges mu ddakiika 10, ekola okutuuka ku -40℃. Komatsu ne Toyota L&F zikikozesa mu Japan ku lujegere olunnyogovu. naye $150-200/kWh okusinziira ku $70-100 ku LFP. Make only makes singa charging downtime tekikkirizibwa.
Ku bitundu 90% eby’okukozesa forklift: LFP. Omuntu bwaba nga asika NMC okusobola okukwata ebintu, babuuze lwaki.
Ekitundu kya ssente .
LFP si ya buseere upfront. 48V pack ekola $14,000-18,000. Lead-Cid eri ku ddoola 6,000-9,000.
Naye multi-Shift lead-acid kitegeeza bbaatule 3 buli loole. Ekyo kiri $18,000-27,000 mu bbaatule, nga kwogasse ekisenge kya bbaatule, empewo, okusitula, okukyusakyusa emirimu.
LFP: Battery emu. Omukisa gwa charge mu biseera by'okuwummulamu. Tewali bikozesebwa mu kuwaanyisiganya.
Payback: emyezi 18-28.
Texas 3pl case, 50-Truck Fleet-$2.9 Okutereka mu myaka 8, Okusasula ku mwezi 31 (UGOWORK.com). Obuwanguzi obusinga obunene tebwali maanyi. Yali emalawo eddakiika 15-20 buli swap.
Bendera emmyufu .
Tewali biwandiiko bya nsibuko ya cell.
Bwe baba tebajja kukubuulira obutoffaali gye buva, ka tugambe nti tebaagala kumanya.
BMS specs ezitategeerekeka bulungi.
Okulemererwa okusinga obungi-ekitundu ekitera okutera. Bwebaba tebasobola kunnyonnyola cell-Level monitoring, okukuuma ebbugumu, low-temp charge lockout-baaguze esinga obuseere.
Waranti terimu nkozesa yo.
Okutereka ennyogovu? Okucaajinga amangu? Soma ebikuggyibwako. Nze ndabye warranties void wansi wa 0℃. mu kukozesa enjegere ennyogovu.
Obusobozi bupimiddwa ku C/20 nga osika C/5.
100Ah ku 5-amp draw tekitegeeza 100ah ku 20-amp draw. kiyinza okuba nga 80ah oba wansi.
Okukwatagana kw'okukozesa .
- Standard warehouse, multi-Shift: LFP, sayizi y'okubikka ku ssifiiti n'omugatte gwa 15-20%.
- Okutereka ennyogovu: LFP nga erimu ebbugumu erigatta, IP67 Enclosure. BMS erina okuba n'omuggalo gwa wansi-temp charge-okusasuza wansi wa 0℃kireeta okwonooneka kwa lithium okw'olubeerera.
- 24/7 nga tewali madirisa ga kucaajinga: LTO singa embalirira ekkiriza.
- Backup/Standby wansi wa 100-150 cycles/year: lead-acid eyinza okuba nga ekyali ekola singa ekifo tekiziyizibwa.
Eky'okuddamu .
Ku lw'amakolero .Enkwata y’ebintu Okudduka enkyukakyuka eziwera-LFP, sayizi y’okukola kwo. Si lwakuba nti ya mulembe. Eby’enfuna by’obulamu kati bisalawo mu ngeri esalawo.
CATL ne BYD zikwata ebitundu ebisukka mu 55% ku bbaatule za lithium mu nsi yonna. LFP kye kitundu ky’okukula (okunoonyereza ku SNE nga tuyita mu CnevPost.com, 2024). Lead-Acid yakola amakulu nga lithium egula 5x okusingawo. Tekikyali.
Bwoba okyagula lead-acid ku byuma bya waggulu-Utilization, oba olongoosezza ku muwendo omukyamu.
Ebibuuzo ebitongole ku lujegere olunnyogovu, waggulu-enzirukanya, oba okukwatagana kw'okuddaabiriza-Tuyinza okuddukanya ennamba n'ebipimo byo eby'okukola.
