Litaba

Melemo ea libeteri tsa letsatsi tsa LiFePo4 ke life?

Sebopeho sa SolarLiFePo4betri Tšobotsi e ikhethang eabetri ea letsatsi LiFePo4(lithium iron phosphate battery) ke tšebeliso ea sebopeho sa kristale ea mohloaare, kristale ke sebopeho ka mor'a crystallization, e arotsoe ka kristale ea ionic / molecular / atomic / metal, lithium-ion battery ionic crystal e nkiloe thepa ea eona ea cathode ka tlhophiso ea metsoako ea ionic. ka sebōpeho sa moelelo, ke hore, ka sehlopha sa ion se nepahetseng le se fosahetseng ka karolo e itseng ea kristale e entsoeng ka ho kopanya ionic.Ka kakaretso, likristale tsa ionic li brittle ebile li thata, li na le litšobotsi tse phahameng tsa ho qhibiliha le ho bela, 'me li ka tsamaisa motlakase ha o qhibiliha kapa o qhibiliha.Motheo oa libeteri tsohle tsa lithium-ion, ho kenyelletsa le theknoloji ea lithium iron phosphate, ke ionic conductivity. Boholo ba sebopeho sa kristale se ka hare sa lithium-ion battery cathode se nka "spinel structure", lithium manganate, lithium cobaltate, ternary lithium libeteri tse joalo, sebopeho sena se na le li-cubic units tse robeli tse entsoeng ka lisele tsa spinel (liyuniti tse etsang holimo ho kristale, e ka utloisisoa e le lisele tsa kristale), lisele li kopantsoe ho ba sebopeho sa kristale sa octahedral.Ka lehlakoreng le leng, sebopeho sa mohloaare sa likristale tsa lithium iron phosphate ke litšiea tse khutšoane. Sebopeho sa spinel sa libeteri tse tharo tsa lithium tse ka holimo li na le litšobotsi tsa tsona.Libetri tsa lithium cobalt-acid li na le ts'ebetso e ntle ka kakaretso, empa bokhoni bo tlase le mathata a polokeho, 'me li theko e boima haholo ho li rekisa;lithium manganate libeteri ka lebaka la ho fumana thepa e ntle, theko e tlaase le polokeho, empa ts'ebetso e mpe ea potoloho le ts'ebetso ea polokelo;Li-betri tsa ternary lithium li reretsoe ho lumellana le mefokolo ea bobeli, bokhoni bo eketsehile, 'me botsitso ba sebopeho bo ntlafalitse tšireletso, empa theko e ntse e le theko e boima, hobane e boetse e hloka lisebelisoa tse tala tsa cobalt.Bothata bo akaretsang ba mokokotlobetri ea lithium-ionke hore matla ha a maholo, ha a tšoanelehe bakeng sa boholo bo boholo. Litšobotsi tsa Libetri tsa Solar LiFePo4 ke life? Likarolo tsa theknoloji ea betri ea Solar LiFePo4 le moruo, ka lehlakoreng le leng, li nepahetse bakeng sa boemo ba mmaraka oa polokelo ea matla lapeng.Ka ho toba. 1. motlakase oa letsatsi oa LiFePo4 oa betri o itekanetse: motlakase oa lebitso la 3.2V, ho felloa ke matla a ho tjhaja 3.6V, ho felisoa ha motlakase oa 2.0V. 2. bokhoni bo phahameng ba theory, ka matla a matla a 170mAh / g. 3. botsitso bo botle ba mocheso le ho hanyetsa mocheso o phahameng. 4. polokelo ea matla e itekanetseng, thepa ea cathode e lumellanang le mekhoa e mengata ea electrolyte. 5. pheliso ea motlakase ea 2.0V, e ka ntšang matla a mangata, ho tsoa ho hoholo le ho leka-lekaneng. 6. Litšobotsi tse ntle tsa sethala sa motlakase, 'me ho leka-lekana ha sethala sa eona sa ho tjhaja le ho ntša motlakase se ka ba haufi le sa phepelo ea motlakase e laoloang. Likarolo tse kaholimo tsa tekheniki li etsa hore matla a phahameng le polokeho e be tse loketseng ho fihlella, tse khothaletsang ka matla ts'ebeliso ea betri e kholo ea LiFePo4. Ntle le litšobotsi tsa theknoloji, libeteri tsa LiFePo4 li na le melemo e 'meli e rekisoang: 1. thepa e theko e tlaase, lisebelisoa tse ngata;2. ha e na litšepe tsa bohlokoa, tse seng chefo, ke sehlahisoa se nang le tikoloho.Sena se etsa hore lits'ebetso tsa betri tsa lithium iron phosphate 'marakeng oa likoloi tse ncha tsa motlakase li khanye,' me e be theknoloji e ratoang ea polokelo ea matla bakeng sa lisebelisoa tsa polokelo ea letsatsi. Solar Lithium iron Phosphate le Lithium Manganate, Lithium Cobaltate, Ternary Lithium Battery Comparison LiFePo4battery le lithium manganate, lithium cobaltate, lithium ternary libeteri ke lekala le tšoanang la libeteri tsa lithium-ion, ts'ebetso ea eona e sebetsa haholo-holo ho lisebelisoa tsa matla a letsatsi, tseo ka nako eo li bitsoang li-betri tsa letsatsi tsa lithium iron phosphate, tse tsejoang hape e le libeteri tsa lithium-iron.Ka hona, melemo ea betri ea letsatsi ea lithium iron phosphate e bua haholo ka papiso ea eona le libeteri tse ling lits'ebetsong tsa polokelo ea matla.Ka kutloisiso ena, haholo-holo e tla bapisa melemo ea eona e amanang le libeteri tsa ternary lithium le libeteri tsa lead-acid. Ntlha ea pele, molemo oa ho hanyetsa mocheso o phahameng ha o bapisoa le libeteri tsa ternary lithium.Libetri tsa SolarLiFePo4 li na le ts'ebetso e ntle ea mocheso o phahameng, li khona ho mamella mocheso o phahameng oa 350 ° C ~ 500 ° C, athe lithium manganate / lithium cobaltate hangata e ka ba 200 ° C feela, lisebelisoa tse fetotsoeng tsa ternary lithium le tsona li tla senyeha hoo e ka bang 200 ° C. Ea bobeli, ba bararo har'a "baholo" - molemo o feletseng oa bophelo bo bolelele.Libetri tsa lithium iron phosphate ho feta libeteri tsa lead-acid le libeteri tsa ternary lithium li na le bophelo bo bolelele ba potoloho.Libetri tsa lead-acid "bophelo bo bolelele" ke makhetlo a ka bang 300 feela, ho fihlela makhetlo a 500;ternary lithium libeteri theory ho fihlela ho makhetlo a 2000, kopo sebele ho ka makhetlo a ka bang 1000 matla a tla bola ho 60%;le lithium iron phosphate betri bophelo ba sebele hore linako tse 2000, ha ho ntse ho e-na le 95% ea bokhoni, khopolo ea bophelo ba potoloho ho feta Fihla ho feta linako tse 3000. Ha ho bapisoa le Libetri tsa Load-acid li na le Melemo e Mengata 1. Matla a maholo.Monomer e ka etsoa 5Ah ~ 1000 Ah (1 Ah = 1000m Ah), ha betri ea lead-acid 2V monomer hangata e le 100Ah ~ 150 Ah, sebaka sa phetoho se nyane. 2. Boima bo bobebe.Bokhoni bo tšoanang ba matla a betri ea letsatsi LiFePo4 ke 2/3 ea bophahamo ba libeteri tsa lead-acid, boima ke 1/3 ea ho qetela. 3. Bokhoni ba ho tjhaja kapele.Solar LiFePo4 betri e tjhaja hona joale ho fihla ho 1C, ho fihlela sekhahla se seholo sa ho tjhaja;Letoto-asiti ea betri ea hajoale e hlokahala ka kakaretso lipakeng tsa 0.1C ~ 0.2C, ha e khone ho fihlella ts'ebetso ea ho tjhaja kapele. 4. Tšireletso ea tikoloho. Libetri tsa loto-acid li teng ka bongata bo boholo ba litšepe tse boima - loto, tse hlahisang mokelikeli o litšila, ha libeteri tsa letsatsi tsa LiFePo4 ha li na litšepe tse boima, ha li na tšilafalo tlhahiso le tšebeliso. 5. Ts'ebetso e phahameng ea litšenyehelo.Le hoja libeteri tsa lead-acid ka lebaka la thepa ea eona e theko e tlaase, litšenyehelo tsa ho reka li tlaase ho feta li-betri tsa LiFePo4 tsa letsatsi, empa bophelong ba tšebeletso le tlhokomelo ea kamehla ea moruo e tlaase ho feta libeteri tsa letsatsi tsa LiFePo4.Liphetho tsa ts'ebeliso tse sebetsang li bonts'a hore: betri ea lithium iron phosphate ea solar e feta makhetlo a mane ho feta tefiso ea libeteri tsa lead-acid. Lisebelisoa tsa Solar LiFePo4battery ka sebele li haholo-holo ka tataiso eapolokelo ea matla, e khethiloeng ke melemo e sa tšoaneng e bontšitsoeng papisong e ka holimo, haeba matla a matla le a mangata a mangata le likarolo tse ling ebe a etsa ho hong ho ntlafatsa, lithium iron solar phosphate e tla fetohakhetho ea polokelo ea matla ea lelapa!


Nako ea poso: May-08-2024