Battery ya lithiamu-ion kapena Li-ion ndi mtundu wa batri yowonjezeredwa yomwe imagwiritsa ntchito kuchepetsa kosinthika kwa ma ion a lithiamu kusunga mphamvu.elekitirodi zoipa wa ochiritsira lithiamu-ion selo zambiri graphite, mawonekedwe a carbon.electrode iyi yoyipa nthawi zina imatchedwa anode ngati imagwira ntchito ngati anode pakutulutsa.elekitirodi zabwino zambiri zitsulo okusayidi;electrode positive nthawi zina amatchedwa cathode monga amachita ngati cathode pa kumaliseche.ma elekitirodi abwino ndi oipa amakhalabe abwino ndi oipa mu ntchito yachibadwa kaya kulipiritsa kapena kutulutsa ndipo motero ndi mawu omveka bwino ogwiritsidwa ntchito kuposa anode ndi cathode omwe amatembenuzidwa pamene akulipiritsa.
Selo ya lithiamu ya prismatic ndi mtundu wina wa cell ya lithiamu-ion yomwe ili ndi mawonekedwe a prismatic (makona anayi).Amakhala ndi anode (kawirikawiri amapangidwa ndi graphite), cathode (nthawi zambiri lithiamu zitsulo okusayidi pawiri), ndi lithiamu mchere electrolyte.Anode ndi cathode amasiyanitsidwa ndi nembanemba ya porous kuti ateteze kukhudzana kwachindunji ndi maulendo afupiafupi.Maselo a lithiamu a Prismatic amagwiritsidwa ntchito kwambiri m'mapulogalamu omwe malo amadetsa nkhawa, monga laptops, mafoni a m'manja, ndi zipangizo zina zamagetsi.Amagwiritsidwanso ntchito kaŵirikaŵiri pamagalimoto amagetsi ndi machitidwe osungira mphamvu chifukwa cha mphamvu zawo zowonjezera mphamvu komanso ntchito zabwino kwambiri.Poyerekeza ndi mawonekedwe ena a lithiamu-ion cell, maselo a prismatic ali ndi ubwino wokhudzana ndi kunyamula katundu ndi kuphweka kosavuta kupanga pakupanga kwakukulu.Maonekedwe athyathyathya, amakona anayi amalola kugwiritsa ntchito bwino malo, zomwe zimathandiza opanga kulongedza ma cell ambiri mkati mwa voliyumu yomwe yaperekedwa.Komabe, mawonekedwe olimba a maselo a prismatic amatha kuchepetsa kusinthasintha kwawo pazinthu zina.
Ma cell a Prismatic ndi pouch ndi mitundu iwiri yosiyana ya mapangidwe a mabatire a lithiamu-ion:
Maselo a Prismatic:
Ma cell a Pouch:
Amagwiritsidwanso ntchito pamagalimoto amagetsi ndi machitidwe osungira mphamvu.Kusiyana kwakukulu pakati pa maselo a prismatic ndi thumba kumaphatikizapo mapangidwe awo a thupi, zomangamanga, ndi kusinthasintha.Komabe, mitundu yonse ya maselo imagwira ntchito motengera mfundo zomwezo za lithiamu-ion batire chemistry.Kusankha pakati pa ma cell a prismatic ndi pouch kumatengera zinthu monga zofunikira za danga, zoletsa kulemera, zosowa zamagwiritsidwe, ndi malingaliro opanga.
Pali mitundu ingapo yama chemistry yomwe ilipo.GeePower imagwiritsa ntchito LiFePO4 chifukwa cha moyo wake wautali, mtengo wotsika wa umwini, kukhazikika kwamafuta, komanso kutulutsa mphamvu zambiri.Pansipa pali tchati chomwe chimapereka chidziwitso chamankhwala ena a lithiamu-ion.
Zofotokozera | Li-cobalt LiCoO2 (LCO) | Li-manganese LiMn2O4 (LMO) | Li-phosphate LiFePO4 (LFP) | NMC1 LiNiMnCoO2 |
Voteji | 3.60V | 3.80V | 3.30V | 3.60 / 3.70V |
Malire Olipiritsa | 4.20V | 4.20V | 3.60V | 4.20V |
Moyo Wozungulira | 500 | 500 | 2,000 | 2,000 |
Kutentha kwa Ntchito | Avereji | Avereji | Zabwino | Zabwino |
Specific Energy | 150-190Wh/kg | 100-135Wh/kg | 90-120Wh/kg | 140-180Wh/kg |
Kutsegula | 1C | 10C, 40C kugunda | 35C mosalekeza | 10C |
Chitetezo | Avereji | Avereji | Otetezeka Kwambiri | Otetezeka kuposa Li-Cobalt |
Thermal Runway | 150°C (302°F) | 250°C (482°F) | 270°C (518°F) | 210°C (410°F) |
Selo la batri, monga selo la batri la lithiamu-ion, limagwira ntchito motsatira mfundo za electrochemical reaction.
Naku kulongosola kosavuta momwe zimagwirira ntchito:
Izi zimathandiza kuti selo la batri lisinthe mphamvu zamakemike kukhala mphamvu yamagetsi panthawi yotulutsa ndikusunga mphamvu zamagetsi panthawi yolipiritsa, ndikupangitsa kuti ikhale gwero lamphamvu lamagetsi.
Ubwino wa Mabatire a LiFePO4:
Kuipa kwa Mabatire a LiFePO4:
Mwachidule, mabatire a LiFePO4 amapereka chitetezo, moyo wautali wozungulira, kachulukidwe kamphamvu, kutentha kwabwino, komanso kudzitsitsa pang'ono.Komabe, ali ndi kachulukidwe kakang'ono ka mphamvu, mtengo wokwera, magetsi otsika, komanso kutsika kwapang'onopang'ono poyerekeza ndi chemistry ina ya lithiamu-ion.
LiFePO4 (Lithium Iron Phosphate) ndi NCM (Nickel Cobalt Manganese) ndi mitundu yonse ya chemistry ya batri ya lithiamu-ion, koma ali ndi zosiyana muzochita zawo.
Nazi kusiyana kwakukulu pakati pa maselo a LiFePO4 ndi a NCM:
Mwachidule, mabatire a LiFePO4 amapereka chitetezo chokulirapo, moyo wautali wozungulira, kukhazikika kwamafuta, komanso chiwopsezo chochepa cha kuthawa kwamafuta.Mabatire a NCM, kumbali ina, amakhala ndi mphamvu zochulukirapo ndipo amatha kukhala oyenera kugwiritsa ntchito malo opanda malo monga magalimoto onyamula anthu.
Kusankha pakati pa maselo a LiFePO4 ndi a NCM kumadalira zofunikira zenizeni za ntchitoyo, kuphatikizapo chitetezo, kachulukidwe ka mphamvu, moyo wozungulira, ndi kulingalira mtengo.
Battery cell balancing ndi njira yofananira kuchuluka kwa ma cell omwe ali mkati mwa batire paketi.Imawonetsetsa kuti ma cell onse amagwira ntchito bwino kuti apititse patsogolo magwiridwe antchito, chitetezo, komanso moyo wautali.Pali mitundu iwiri: yogwira ntchito, yomwe imasamutsa mwachangu pakati pa ma cell, ndi kusanja mokhazikika, komwe kumagwiritsa ntchito zopinga kuti ziwononge ndalama zambiri.Kulinganiza ndikofunikira kuti tipewe kuchulukitsitsa kapena kutulutsa mochulukira, kuchepetsa kuwonongeka kwa maselo, komanso kusunga mphamvu yofananira pama cell.
Inde, mabatire a Lithium-ion amatha kulipiritsidwa nthawi iliyonse popanda kuvulaza.Mosiyana ndi mabatire a lead-acid, mabatire a lithiamu-ion sakumana ndi zovuta zomwezo akamangiridwa pang'ono.Izi zikutanthauza kuti ogwiritsa ntchito atha kugwiritsa ntchito mwayi wochapira mwayi, kutanthauza kuti amatha kulumikiza batire pakanthawi kochepa monga nthawi yopuma masana kuti awonjezere kuchuluka kwa ndalama.Izi zimathandiza ogwiritsa ntchito kuwonetsetsa kuti batire imakhalabe yodzaza tsiku lonse, kuchepetsa chiopsezo cha batri kukhala chochepa panthawi ya ntchito zofunika kapena zochitika.
Malingana ndi deta ya labu, Mabatire a GeePower LiFePO4 adavotera mpaka 4,000 kuzungulira 80% kuya kwa kutulutsa.M'malo mwake, mutha kugwiritsa ntchito kwa nthawi yayitali ngati akusamalidwa bwino.Mphamvu ya batire ikatsika mpaka 70% ya mphamvu yoyambira, tikulimbikitsidwa kuichotsa.
GeePower a LiFePO4 batire akhoza mlandu mu osiyanasiyana 0 ~ 45 ℃, akhoza ntchito mu osiyanasiyana -20 ~ 55 ℃, kutentha yosungirako ndi pakati 0 ~ 45 ℃.
Mabatire a GeePower a LiFePO4 alibe mphamvu yokumbukira ndipo amatha kuyitanidwanso nthawi iliyonse.
Inde, kugwiritsa ntchito koyenera kwa charger kumakhudza kwambiri magwiridwe antchito a batri.Mabatire a GeePower ali ndi charger yodzipereka, muyenera kugwiritsa ntchito charger kapena charger yovomerezedwa ndi akatswiri a GeePower.
Kutentha kwambiri (> 25 ° C) kumawonjezera mphamvu ya batri, koma kufupikitsa moyo wa batri ndikuwonjezeranso kudziletsa.Kutentha kochepa (<25°C) kumachepetsa mphamvu ya batire ndikuchepetsa kudziletsa.Choncho, kugwiritsa ntchito batri pansi pa chikhalidwe cha 25 ° C kudzapeza ntchito yabwino komanso moyo.
Paketi yonse ya batri ya GeePower imabwera palimodzi ndi chiwonetsero cha LCD, chomwe chimatha kuwonetsa deta yogwira ntchito ya batri, kuphatikiza: SOC, Voltage, Current, Ola lantchito, kulephera kapena kusakhazikika, ndi zina zambiri.
Battery Management System (BMS) ndi gawo lofunikira kwambiri pa paketi ya batri ya lithiamu-ion, kuwonetsetsa kuti ikugwira ntchito bwino komanso yotetezeka.
Umu ndi momwe zimagwirira ntchito:
Ponseponse, BMS imagwira ntchito yofunika kwambiri pakuwonetsetsa kuti batire ya lithiamu-ion ilibe chitetezo, kukhala ndi moyo wautali, komanso magwiridwe antchito poyang'anira, kulinganiza, kuteteza, ndikupereka chidziwitso chofunikira chokhudza momwe batire ilili.
CCS,CE,FCC,ROHS,MSDS,UN38.3,TUV,SJQA etc.
Ngati ma cell a batri akuwuma, zikutanthauza kuti atulutsa kwathunthu, ndipo palibenso mphamvu yomwe ilipo mu batri.
Izi ndi zomwe zimachitika ma cell a batri akawuma:
Komabe, ngati maselo a batri awonongeka kapena akuwonongeka kwambiri, zingakhale zofunikira kusintha batri kwathunthu.Ndikofunikira kuzindikira kuti mitundu yosiyanasiyana ya mabatire ili ndi makhalidwe osiyanasiyana otulutsa komanso kuya kwake kovomerezeka.Nthawi zambiri timalimbikitsa kupewa kukhetsa kwathunthu ma cell a batri ndikuwonjezeranso asanayambe kuuma kuti batire igwire bwino ntchito ndikutalikitsa moyo wa batri.
Mabatire a lithiamu-ion a GeePower amapereka chitetezo chapadera chifukwa cha zinthu zosiyanasiyana:
Dziwani kuti mapaketi a batri a GeePower adapangidwa ndi chitetezo ngati chofunikira kwambiri.Mabatirewa amagwiritsa ntchito ukadaulo wapamwamba, monga lithiamu iron phosphate chemistry, yomwe imadziwika ndi kukhazikika kwake kwapadera komanso kutentha kwambiri.Mosiyana ndi mitundu ina ya mabatire, mabatire athu a lithiamu iron phosphate ali ndi chiopsezo chochepa chogwira moto, chifukwa cha mankhwala awo komanso njira zotetezera zomwe zimakhazikitsidwa panthawi yopanga.Kuphatikiza apo, mapaketi a batri ali ndi zida zodzitchinjiriza zapamwamba zomwe zimalepheretsa kuchulukirachulukira komanso kutulutsa mwachangu, ndikuchepetsanso zoopsa zilizonse.Ndi kuphatikiza kwa chitetezo ichi, mutha kukhala ndi mtendere wamumtima podziwa kuti mwayi wa mabatire akugwira moto ndi wotsika kwambiri.
Mabatire onse, mosasamala kanthu za chikhalidwe cha mankhwala, amakhala ndi zochitika zodziwonetsera okha.Koma LiFePO4 batire kudziletsa kudziletsa mlingo ndi otsika kwambiri, zosakwana 3%.
Chidwi
Ngati kutentha kozungulira kuli kwakukulu;Chonde tcherani khutu ku alamu yotentha kwambiri yamagetsi a batri;Osalipira batire nthawi yomweyo mutatha kugwiritsa ntchito malo otentha kwambiri, muyenera kusiya batire kuti lipume kwa mphindi zopitilira 30 kapena kutentha kumatsika mpaka ≤35 ° C;Pamene kutentha kwapakati ndi ≤0 ° C, batire iyenera kulipiritsidwa mwamsanga mutatha kugwiritsa ntchito forklift kuti batire isakhale yozizira kwambiri kuti isawononge kapena kutalikitsa nthawi yowonjezera;
Inde, mabatire a LiFePO4 amatha kutulutsidwa mpaka 0% SOC ndipo palibe zotsatira zanthawi yayitali.Komabe, tikukulimbikitsani kuti muchepetse mpaka 20% kuti mukhalebe ndi moyo wa batri.
Chidwi
Nthawi yabwino kwambiri ya SOC yosungirako batri: 50 ± 10%
GeePower Battery Packs azingochajitsidwa kuchoka pa 0°C kufika pa 45°C (32°F mpaka 113°F) ndi kutulutsidwa kuchoka pa -20 °C kufika pa 55° C ( -4°F mpaka 131 °F).
Uku ndiko kutentha kwa mkati.Pali zowunikira kutentha mkati mwa paketi zomwe zimayang'anira kutentha kwa ntchito.Ngati kutentha kwadutsa, buzzer idzamveka ndipo paketiyo idzatsekedwa mpaka paketiyo italoledwa kuziziritsa / kutentha mkati mwa magawo ogwirira ntchito.
Inde, tidzakupatsirani chithandizo chaukadaulo pa intaneti ndi maphunziro kuphatikiza chidziwitso choyambirira cha batri ya lithiamu, zabwino za batri ya lithiamu ndi kuwomberana mavuto.Buku lothandizira lidzaperekedwa kwa inu nthawi yomweyo.
Ngati batire ya LiFePO4 (Lithium Iron Phosphate) yatha kapena "kugona," mutha kuyesa izi kuti mudzutse:
Kumbukirani kutsatira chenjezo loyenera lachitetezo mukamagwira mabatire ndipo nthawi zonse tchulani malangizo a wopanga pakulipiritsa ndi kusamalira mabatire a LiFePO4.
Kutalika kwa nthawi yotengera batire ya Li-ion kumadalira mtundu ndi kukula kwa gwero lanu loperekera.Malipiro athu ovomerezeka ndi 50 amps pa 100 Ah batri mu dongosolo lanu.Mwachitsanzo, ngati chojambulira chanu ndi 20 amps ndipo muyenera kulipira batire yopanda kanthu, zidzatenga maola 5 kuti mufike 100%.
Ndibwino kuti musunge mabatire a LiFePO4 m'nyumba nthawi yopuma.Ndikulimbikitsidwanso kusunga mabatire a LiFePO4 pamalo olipira (SOC) pafupifupi 50% kapena kupitilira apo.Ngati batire lasungidwa kwa nthawi yayitali, perekani batire kamodzi pa miyezi 6 iliyonse (kamodzi pamiyezi itatu iliyonse ndikulimbikitsidwa).
Kulipiritsa batire ya LiFePO4 (yachidule kwa batire ya Lithium Iron Phosphate) ndikosavuta.
Nazi njira zopangira batire ya LiFePO4:
Sankhani chojambulira choyenera: Onetsetsani kuti muli ndi batire yoyenera ya LiFePO4.Kugwiritsa ntchito chojambulira chomwe chimapangidwira mabatire a LiFePO4 ndikofunikira, chifukwa ma charger awa ali ndi ma aligorivimu olondola komanso ma voltage a batire yamtunduwu.
Chonde dziwani kuti awa ndi masitepe ambiri, ndipo ndibwino kuti nthawi zonse muyang'ane malangizo a wopanga batire ndi bukhu la ogwiritsa ntchito la charger kuti mupeze malangizo atsatanetsatane atchulidwe ndi njira zopewera chitetezo.
Posankha Battery Management System (BMS) ya maselo a LiFePO4, muyenera kuganizira izi:
Pamapeto pake, BMS yeniyeni yomwe mungasankhe idzadalira zomwe mukufuna pa batire ya LiFePO4.Onetsetsani kuti BMS ikukwaniritsa zofunikira zachitetezo ndipo ili ndi mawonekedwe ndi mawonekedwe omwe amagwirizana ndi zosowa za batri yanu.
Ngati muwonjezera batire ya LiFePO4 (Lithium Iron Phosphate), zitha kubweretsa zotsatira zingapo:
Pofuna kupewa kuchulukirachulukira ndikuwonetsetsa kuti mabatire a LiFePO4 akuyenda bwino, tikulimbikitsidwa kugwiritsa ntchito Battery Management System (BMS) yoyenera yomwe imaphatikizapo chitetezo chambiri.BMS imayang'anira ndikuwongolera njira yolipirira kuti batire lisachuluke, ndikuwonetsetsa kuti ikugwira ntchito bwino komanso yotetezeka.
Pankhani yosunga mabatire a LiFePO4, tsatirani malangizowa kuti muwonetsetse moyo wawo wautali komanso chitetezo:
Limbani mabatire: Musanasunge mabatire a LiFePO4, onetsetsani kuti ali ndi chaji.Izi zimathandiza kupewa kudziletsa pa nthawi yosungira, zomwe zingayambitse mphamvu ya batri kutsika kwambiri.
Potsatira malangizo osungira awa, mutha kupititsa patsogolo moyo ndi magwiridwe antchito a mabatire anu a LiFePO4.
Mabatire a GeePower atha kugwiritsidwa ntchito mopitilira moyo wa 3,500.Moyo wopanga batire ndi wopitilira zaka 10.
Chitsimikizo cha batri ndi zaka 5 kapena maola 10,000, zilizonse zomwe zimabwera poyamba.BMS ikhoza kuyang'anitsitsa nthawi yotulutsa, ndipo ogwiritsa ntchito amatha kugwiritsa ntchito batri nthawi zambiri, ngati tigwiritsa ntchito kuzungulira konseko kuti tifotokoze chitsimikizo , kudzakhala kosalungama ogwiritsa.Ndiye chifukwa chake chitsimikizo ndi zaka 5 kapena maola 10,000, chilichonse chomwe chimabwera koyamba.
Mofanana ndi asidi wotsogolera, pali malangizo oyikapo omwe ayenera kutsatiridwa potumiza.Pali zosankha zingapo zomwe zilipo kutengera mtundu wa batri ya lithiamu ndi malamulo omwe ali:
Ndikofunika kuyang'ana ndi ntchito yotumiza mauthenga kuti muwonetsetse kuti akutsatira malamulo awo.Mosasamala kanthu za njira yotumizira yosankhidwa, ndikofunika kuti muzipaka ndi kulemba mabatire a lithiamu molondola malinga ndi malamulo oyenerera kuti mutsimikizire zoyendetsa bwino.Ndikofunikiranso kudziphunzitsa nokha pa malamulo enieni ndi zofunikira za mtundu wa batire ya lithiamu yomwe mukutumiza ndikufunsana ndi wonyamulira zotengera malangizo aliwonse omwe angakhale nawo.
Inde, tili ndi mabungwe otumiza ogwirizana omwe amatha kunyamula mabatire a lithiamu.Monga tonse tikudziwa, mabatire a lithiamu amaonedwa kuti ndi zinthu zoopsa, choncho ngati bungwe lanu lotumizira lilibe mayendedwe, bungwe lathu lotumizira limatha kukutengerani.