Ibhetri ye-lithium-ion okanye i-Li-ion luhlobo lwebhetri ehlaziywayo esebenzisa ukucutha ukuguqulwa kwe-lithium ion ukugcina amandla.i-electrode engalunganga yeseli ye-lithium-ion eqhelekileyo idla ngokuba yigraphite, uhlobo lwekhabhoni.le electrode engalunganga ngamanye amaxesha ibizwa ngokuba yi-anode njengoko isebenza njenge-anode ngexesha lokukhutshwa.i-electrode efanelekileyo ngokuqhelekileyo i-oxide yensimbi;i-electrode efanelekileyo ngamanye amaxesha ibizwa ngokuba yi-cathode njengoko isebenza njenge-cathode ngexesha lokukhutshwa.I-electrodes echanekileyo kunye ne-negative ihlala ilungile kwaye ingalunganga ekusebenziseni okuqhelekileyo nokuba iyatshaja okanye ikhuphe kwaye ngoko ke imimiselo ecacileyo yokusetyenziswa kune-anode kunye ne-cathode eguqulwayo ngexesha lokutshaja.
Iseli ye-lithium yeprismatic luhlobo oluthile lweseli ye-lithium-ion ene-prismatic (rectangular) shape.Iqukethe i-anode (ngokuqhelekileyo yenziwe ngegraphite), i-cathode (ngokuqhelekileyo i-lithium metal oxide compound), kunye ne-electrolyte yetyuwa ye-lithium.I-anode kunye ne-cathode zihlulwe nge-membrane ene-porous ukukhusela ukudibanisa ngokuthe ngqo kunye neesekethe ezimfutshane.Iiseli ze-lithium ze-Prismatic zisetyenziswa ngokuqhelekileyo kwizicelo apho indawo ixhalabileyo, njengee-laptops, ii-smartphones, kunye nezinye izixhobo zombane eziphathekayo.Zikwasetyenziswa rhoqo kwiimoto zombane kunye neenkqubo zokugcina amandla ngenxa yobuninzi bamandla aphezulu kunye nokusebenza okugqwesileyo.Xa kuthelekiswa nezinye iifomati zeseli ze-lithium-ion, iiseli zeprismatic zineenzuzo malunga nokupakisha ukuxinana kunye nokwenza lula ukuveliswa kwemveliso enkulu.Ubume obumcaba, obuxande buvumela ukusetyenziswa ngokufanelekileyo kwendawo, okwenza abavelisi bapakishe iiseli ezininzi ngaphakathi komthamo onikiweyo.Nangona kunjalo, imilo eqinile yeeseli zeprismatic inokunciphisa ukuguquguquka kwazo kwizicelo ezithile.
Iiseli zePrismatic kunye ne-pouch ziintlobo ezimbini ezahlukeneyo zoyilo lweebhetri ze-lithium-ion:
Iiseli zePrismatic:
Iiseli zesingxobo:
Zikwasetyenziswa kwizithuthi zombane kunye neenkqubo zokugcina amandla.Ukwahluka okuphambili phakathi kweeseli zeprismatic kunye ne-pouch zibandakanya ukuyila kwazo ngokomzimba, ukwakhiwa, kunye nokuguquguquka.Nangona kunjalo, zombini iindidi zeeseli zisebenza ngokusekelwe kwimigaqo efanayo ye-lithium-ion battery chemistry.Ukukhetha phakathi kweeseli zeprismatic kunye nepouch kuxhomekeke kwizinto ezinje ngeemfuno zendawo, izithintelo zobunzima, iimfuno zesicelo, kunye nokuqwalaselwa kwemveliso.
Kukho iikhemikhali ezininzi ezahlukeneyo ezikhoyo.I-GeePower isebenzisa i-LiFePO4 ngenxa yobomi bayo bexesha elide, ixabiso eliphantsi lobunini, ukuzinza kwe-thermal, kunye nemveliso ephezulu yamandla.Apha ngezantsi kukho itshathi ebonelela ngolwazi malunga nenye ikhemistri ye-lithium-ion.
Iinkcukacha | I-Li-cobalt LiCoO2 (LCO) | I-Li-manganese LiMn2O4 (LMO) | I-Li-phosphate LiFePO4 (LFP) | I-NMC1 LiNiMnCoO2 |
I-Voltage | 3.60V | 3.80V | 3.30V | 3.60/3.70V |
Umda wentlawulo | 4.20V | 4.20V | 3.60V | 4.20V |
Cycle Life | 500 | 500 | 2,000 | 2,000 |
Ubushushu bokusebenza | I-avareji | I-avareji | Kulungile | Kulungile |
Amandla athile | 150-190Wh/kg | 100–135Wh/kg | 90–120Wh/kg | 140-180Wh/kg |
Iyalayisha | 1C | 10C, 40C ukubetha kwentliziyo | 35C ngokuqhubekayo | 10C |
Ukhuseleko | I-avareji | I-avareji | Ikhuselekile kakhulu | Ikhuselekile kunoLi- Cobalt |
I-Thermal Runway | 150°C (302°F) | 250°C (482°F) | 270°C (518°F) | 210°C (410°F) |
Iseli yebhetri, efana nebhetri ye-lithium-ion, isebenza ngokusekelwe kumgaqo wokuphendula kwe-electrochemical.
Nantsi ingcaciso eyenziwe lula yendlela esebenza ngayo:
Le nkqubo ivumela iseli yebhetri ukuba iguqule amandla ekhemikhali kumandla ombane ngexesha lokukhutshwa kunye nokugcina amandla ombane ngexesha lokutshaja, okwenza kube ngumthombo wamandla ophathwayo kunye nohlaziywa kwakhona.
Izinto eziluncedo kwiibhetri zeLiFePO4:
Izinto ezingeloncedo kwiibhetri zeLiFePO4:
Isishwankathelo, iibhetri ze-LiFePO4 zibonelela ngokhuseleko, ubomi bomjikelezo omude, ubuninzi bamandla aphezulu, ukusebenza kakuhle kweqondo lokushisa, kunye nokuzikhupha okuphantsi.Nangona kunjalo, banoxinano lwamandla asezantsi kancinci, ixabiso eliphezulu, amandla ombane aphantsi, kunye nesantya esisezantsi sokukhupha xa kuthelekiswa nenye ikhemistri ye-lithium-ion.
I-LiFePO4 (i-Lithium Iron Phosphate) kunye ne-NCM (i-Nickel Cobalt Manganese) zombini iindidi ze-lithium-ion battery chemistry, kodwa zineentlukwano ezithile kwiimpawu zazo.
Nazi ezinye iiyantlukwano eziphambili phakathi kweLiFePO4 kunye neeseli zeNCM:
Isishwankathelo, iibhetri zeLiFePO4 zibonelela ngokhuseleko olukhulu, ubomi bomjikelo omude, ukuzinza okungcono kwe-thermal, kunye nomngcipheko ophantsi wokubaleka kwe-thermal.Iibhetri ze-NCM, kwelinye icala, zinoxinzelelo oluphezulu lwamandla kwaye zinokufaneleka ngakumbi kwizicelo ezixinzelelweyo zendawo ezifana neemoto zabahambi.
Ukhetho phakathi kweeseli ze-LiFePO4 kunye ne-NCM kuxhomekeke kwiimfuno ezithile zesicelo, kubandakanywa ukhuseleko, ubuninzi bamandla, ubomi bomjikelezo, kunye nokuqwalaselwa kweendleko.
Ukulinganisa iiseli zebhetri yinkqubo yokulinganisa amanqanaba entlawulo yeeseli nganye ngaphakathi kwebhetri.Iqinisekisa ukuba zonke iiseli zisebenza ngokufanelekileyo ukuphucula ukusebenza, ukhuseleko, kunye nobomi obude.Kukho iindidi ezimbini: ukulinganisa okusebenzayo, okugqithisa intlawulo phakathi kweeseli, kunye nokulinganisa okwenziwayo, okusebenzisa izixhasi ukutshabalalisa intlawulo engaphezulu.Ukulinganisa kubalulekile ukunqanda ukutshaja okanye ukukhupha kakhulu, ukunciphisa ukuthotywa kweeseli, kunye nokugcina umthamo ofanayo kwiiseli zonke.
Ewe, iibhetri zeLithium-ion zinokutshajiswa nangaliphi na ixesha ngaphandle kokwenzakala.Ngokungafaniyo neebhetri ze-lead-acid, iibhetri ze-lithium-ion azihlupheki kwizinto ezingalunganga xa zihlawulwe ngokuyinxenye.Oku kuthetha ukuba abasebenzisi banokusebenzisa ithuba lokutshaja, okuthetha ukuba banokuqhobosha ibhetri ngexesha elifutshane elifana nekhefu lesidlo sasemini ukunyusa amanqanaba entlawulo.Oku kuvumela abasebenzisi ukuba baqinisekise ukuba ibhetri ihlala igcwaliswe ngokupheleleyo imini yonke, ukunciphisa umngcipheko wokuba ibhetri ibe phantsi ngexesha lemisebenzi ebalulekileyo okanye imisebenzi.
Ngokwedatha yelebhu, iibhetri ze-GeePower LiFePO4 zilinganiswe ukuya kuthi ga kwimijikelo ye-4,000 kwi-80% yobunzulu bokukhutshwa.Enyanisweni, unokuyisebenzisa ixesha elide ukuba zikhathalelwe ngokufanelekileyo.Xa umthamo webhetri wehla ukuya kwi-70% yomthamo wokuqala, kuyacetyiswa ukuba uyilahle.
Ibhetri ye-LiFePO4 yeGeePower inokuhlawuliswa kuluhlu lwe-0 ~ 45 ℃, inokusebenza kuluhlu lwe -20 ~ 55 ℃, ubushushu bokugcina buphakathi kwe-0 ~ 45 ℃.
Iibhetri zeLiFePO4 zeGeePower azinampembelelo yenkumbulo kwaye zinokutshajwa nangaliphi na ixesha.
Ewe, ukusetyenziswa okuchanekileyo kwetshaja kunempembelelo enkulu ekusebenzeni kwebhetri.Iibhetri zeGeePower zixhotyiswe ngetshaja ezinikeleyo, kufuneka usebenzise itshaja ezinikeleyo okanye itshaja evunywe ngamagcisa eGeePower.
Ubushushu obuphezulu (>25 ° C) iimeko ziya kwandisa ukusebenza kweekhemikhali zebhetri, kodwa ziya kunciphisa ubomi bebhetri kwaye zinyuse izinga lokuzikhupha.Ubushushu obuphantsi (<25°C) bunciphisa umthamo webhetri kwaye bunciphisa ukuzikhupha.Ngoko ke, ukusebenzisa ibhetri phantsi kwemeko malunga ne-25 ° C kuya kufumana ukusebenza okungcono kunye nobomi.
Yonke ipakethe yebhetri yeGeePower idibana kunye nomboniso weLCD, onokubonisa idatha yokusebenza kwebhetri, kubandakanywa: I-SOC, i-Voltage, yangoku, iyure yokusebenza, ukungaphumeleli okanye ukungaqhelekanga, njl.
Inkqubo yoLawulo lweBattery (BMS) licandelo elibalulekileyo kwipakethe yebhetri ye-lithium-ion, eqinisekisa ukusebenza kwayo ngokukhuselekileyo nangempumelelo.
Nantsi indlela esebenza ngayo:
Ngokubanzi, i-BMS idlala indima ebalulekileyo ekuqinisekiseni ukhuseleko, ixesha elide, kunye nokusebenza kweepakethe zebhetri ze-lithium-ion ngokubeka iliso ngenkuthalo, ukulinganisa, ukukhusela, kunye nokubonelela ngolwazi olubalulekileyo malunga nobume bebhetri.
CCS,CE,FCC,ROHS,MSDS,UN38.3,TUV,SJQA njl.
Ukuba iiseli zebhetri zomile, oko kuthetha ukuba zikhutshiwe ngokupheleleyo, kwaye akukho mandla akhoyo kwibhetri.
Nantsi into eyenzekayo xa iiseli zebhetri zomile:
Nangona kunjalo, ukuba iiseli zebhetri zonakaliswe okanye zonakaliswe kakhulu, kunokuba yimfuneko ukutshintsha ibhetri ngokupheleleyo.Kubalulekile ukuqaphela ukuba iintlobo ezahlukeneyo zeebhetri zineempawu ezahlukeneyo zokukhupha kunye nobunzulu obucetyiswayo bokukhupha.Kuyacetyiswa ngokubanzi ukunqanda ukukhupha ngokupheleleyo iiseli zebhetri kwaye uzitshaje kwakhona phambi kokuba zome ukuqinisekisa ukusebenza okugqibeleleyo kunye nokwandisa ixesha lokuphila kwebhetri.
Iibhetri ze-lithium-ion ze-GeePower zibonelela ngeempawu zokhuseleko ezikhethekileyo ngenxa yezinto ezahlukeneyo:
Qiniseka ukuba, iipakethi zebhetri zeGeePower ziyilwe ngokhuseleko njengento ephambili.Iibhetri zisebenzisa itekhnoloji ephezulu, efana nekhemistri ye-lithium iron phosphate, eyaziwa ngokuzinza kwayo okukhethekileyo kunye nomda wobushushu obuphezulu.Ngokungafaniyo nezinye iintlobo zeebhetri, iibhetri zethu ze-lithium iron phosphate zinomngcipheko ophantsi wokubamba umlilo, ngenxa yeempawu zabo zeekhemikhali kunye namanyathelo okhuseleko olungqongqo oluphunyezwe ngexesha lokuvelisa.Ukongeza, iipakethi zebhetri zixhotyiswe ngokhuseleko oluphucukileyo oluthintela ukutshajiswa kunye nokukhutshwa ngokukhawuleza, ngakumbi ukunciphisa nayiphi na ingozi enokwenzeka.Ngokudityaniswa kwezi mpawu zokhuseleko, unokuba noxolo lwengqondo ukwazi ukuba amathuba okuba iibhetri zibambe umlilo aphantsi kakhulu.
Yonke ibhetri, kungakhathaliseki ukuba yiyiphi impawu yeekhemikhali, ine-self-discharge phenomena.Kodwa izinga lokuzikhupha kwebhetri ye-LiFePO4 liphantsi kakhulu, lingaphantsi kwe-3%.
Ingqalelo
Ukuba ubushushu be-ambient buphezulu;Nceda uqaphele i-alamu yobushushu obuphezulu benkqubo yebhetri;Musa ukuhlawula ibhetri ngokukhawuleza emva kokusetyenziswa kwindawo yokushisa ephezulu, kufuneka uvumele ibhetri iphumle ngaphezu kwemizuzu engama-30 okanye iqondo lokushisa liyehla ukuya ku-≤35 ° C;Xa ubushushu be-ambient ≤0 ° C, ibhetri kufuneka ihlawulwe ngokukhawuleza emva kokusebenzisa i-forklift ukukhusela ibhetri ukuba ibanda kakhulu ukuhlawulisa okanye ukwandisa ixesha lokutshaja;
Ewe, iibhetri zeLiFePO4 zinokukhutshwa ngokuqhubekayo kwi-0% SOC kwaye akukho siphumo sexesha elide.Nangona kunjalo, sincoma ukuba ukhuphe kuphela ukuya kwi-20% ukugcina ubomi bebhetri.
Ingqalelo
Elona xesha lilungileyo le-SOC lokugcina ibhetri: 50±10%
I-GeePower Battery Packs kufuneka itshajwe kuphela ukusuka ku-0°C ukuya ku-45°C (32°F ukuya ku-113°F) kwaye ikhutshwe ukusuka ku--20 °C ukuya ku-55°C (-4°F ukuya ku-131 °F).
Eli liqondo lobushushu langaphakathi.Kukho izinzwa zobushushu ngaphakathi kwipakethi ebeka iliso kubushushu bokusebenza.Ukuba iqondo lokushisa ligqithisiwe, i-buzzer iya kuvakala kwaye ipakethe iya kuvala ngokuzenzekelayo de ipakethe ivunyelwe ukupholisa / ukutshisa ngaphakathi kweeparamitha zokusebenza.
Ngokuqinisekileyo ewe, siya kukubonelela ngenkxaso yobugcisa be-intanethi kunye noqeqesho olubandakanya ulwazi olusisiseko lwebhetri ye-lithium, iingenelo zebhetri ye-lithium kunye nokudubula kweengxaki.Incwadi yomsebenzisi iya kunikezelwa kuwe kwangelo xesha.
Ukuba ibhetri yeLiFePO4 (iLithium Iron Phosphate) ikhutshwe ngokupheleleyo okanye “ilele,” ungazama la manyathelo alandelayo ukuyivusa:
Khumbula ukulandela izilumkiso ezifanelekileyo zokhuseleko ngelixa uphethe iibhetri kwaye usoloko ubhekisa kwizikhokelo zomenzi zokutshaja nokuphatha iibhetri zeLiFePO4.
Ubude bexesha elithathayo ukuhlawula ibhetri ye-Li-ion kuxhomekeke kuhlobo kunye nobukhulu bomthombo wakho wokutshaja.Ixabiso lethu elinconywayo lentlawulo yi-50 amps nge-100 Ah ibhetri kwinkqubo yakho.Umzekelo, ukuba itshaja yakho i-20 amps kwaye kufuneka uhlawule ibhetri engenanto, kuya kuthatha iiyure ze-5 ukufikelela kwi-100%.
Kucetyiswa ngamandla ukugcina iibhetri ze-LiFePO4 ngaphakathi ngaphakathi ngexesha lokuphumla.Kukwacetyiswa ukuba kugcinwe iibhetri ze-LiFePO4 kwimeko yentlawulo (SOC) malunga ne-50% okanye ngaphezulu.Ukuba ibhetri igcinwe ixesha elide, hlawulisa ibhetri ubuncinane kanye kwiinyanga ezi-6 (kanye kwiinyanga ezi-3 ziyacetyiswa).
Ukutshaja ibhetri ye-LiFePO4 (ibhetri ye-Lithium Iron Phosphate) kulula ngokuthe ngqo.
Nanga amanyathelo okutshaja ibhetri yeLiFePO4:
Khetha itshaja efanelekileyo: Qinisekisa ukuba unebhetri efanelekileyo yetshaja yeLiFePO4.Ukusebenzisa itshaja eyenzelwe ngokukodwa iibhetri ze-LiFePO4 kubalulekile, njengoko ezi tshaja zine-algorithm yokutshaja echanekileyo kunye nesethingi yombane kolu hlobo lwebhetri.
Nceda uqaphele ukuba la ngamanyathelo aqhelekileyo, kwaye kusoloko kucetyiswa ukuba ubhekisele kwizikhokelo zomenzi webhetri kunye nencwadana yomsebenzisi yetshaja malunga nemiyalelo yokutshaja eneenkcukacha kunye namanyathelo okhuseleko.
Xa ukhetha iNkqubo yoLawulo lweBattery (BMS) yeeseli zeLiFePO4, kufuneka uqwalasele ezi zinto zilandelayo:
Ekugqibeleni, i-BMS ethile oyikhethayo iya kuxhomekeka kwiimfuno ezithile zebhetri yakho yeLiFePO4.Qinisekisa ukuba i-BMS iyahlangabezana nemigangatho yokhuseleko eyimfuneko kwaye ineempawu kunye neenkcukacha ezihambelana neemfuno zebhetri yakho.
Ukuba utshaja kakhulu ibhetri yeLiFePO4 (Lithium Iron Phosphate), inokukhokelela kwiziphumo ezininzi ezinokubakho:
Ukuthintela ukutshaja kunye nokuqinisekisa ukusebenza ngokukhuselekileyo kweebhetri ze-LiFePO4, kucetyiswa ukuba kusetyenziswe iNkqubo efanelekileyo yoLawulo lweBattery (BMS) ebandakanya ukukhuselwa kwe-overcharge.I-BMS ibeka iliso kwaye ilawula inkqubo yokutshaja ukuthintela ibhetri ukuba ingagqithisi, iqinisekisa ukusebenza kwayo ngokukhuselekileyo kunye nokusebenza kakuhle.
Xa kufikwa ekugcineni iibhetri zeLiFePO4, landela ezi zikhokelo ukuqinisekisa ubomi obude kunye nokhuseleko:
Ukutshaja iibhetri: Phambi kokugcina iibhetri zeLiFePO4, qiniseka ukuba zitshajwe ngokupheleleyo.Oku kunceda ukuthintela ukuzikhupha ngexesha lokugcinwa, okunokubangela ukuba umbane webhetri wehle kakhulu.
Ngokulandela ezi zikhokelo zokugcina, unokuphucula ubomi kunye nokusebenza kweebhetri zakho zeLiFePO4.
Iibhetri zeGeePower zingasetyenziswa ngaphezulu kwe-3,500 yemijikelo yobomi.Ubomi boyilo lwebhetri bungaphezulu kweminyaka eyi-10.
Iwaranti yebhetri yiminyaka emi-5 okanye iiyure ze-10,000, nayiphi na into eza kuqala.I-BMS inokubeka iliso kuphela ixesha lokukhutshwa, kwaye abasebenzisi banokusebenzisa ibhetri rhoqo, ukuba sisebenzisa umjikelezo wonke ukuchaza iwaranti, ayiyi kuba yinto engafanelekanga. abasebenzisi.Yiyo loo nto iwaranti iyiminyaka emi-5 okanye iiyure ezingama-10,000, nokuba yeyiphi eza kuqala.
Ngokufana ne-lead acid, kukho imiyalelo yokupakisha ekufuneka ilandelwe xa kuthunyelwa.Kukho iinketho ezininzi ezikhoyo ngokuxhomekeke kuhlobo lwebhetri ye-lithium kunye nemimiselo ekhoyo:
Kubalulekile ukujonga kunye nenkonzo ye-courier ukuqinisekisa ukuthotyelwa kwemimiselo yabo.Kungakhathaliseki ukuba yeyiphi indlela yokuthumela ekhethiweyo, kubalulekile ukupakisha kunye nokubhala iibhetri ze-lithium ngokuchanekileyo ngokwemigaqo echaphazelekayo ukuqinisekisa ukuthutha okukhuselekileyo.Kwakhona kubalulekile ukuba uzifundise kwimimiselo ethile kunye neemfuno zohlobo lwebhetri ye-lithium oyithumelayo kwaye ubonisane nomthwali wokuthutha nayiphi na imigaqo ethile enokuba nayo.
Ewe, sinee-arhente zokuthumela ngokubambisana ezinokuthutha iibhetri ze-lithium.Njengoko sonke siyazi, iibhetri ze-lithium zisajongwa njengempahla eyingozi, ngoko ke ukuba i-arhente yakho yokuthumela ayinazo iziteshi zothutho, i-arhente yethu yokuthutha inokuthuthela yona.