lithium battery VS lead-acid battery, ke efe e Betere?

Tšireletseho ea libeteri tsa lithium le libeteri tsa lead-acid esale e le ntlha ea likhang har'a basebelisi.Batho ba bang ba re libetri tsa lithium li bolokehile ho feta libeteri tsa lead-acid, empa ba bang ba nahana se fapaneng.Ho latela pono ea sebopeho sa betri, li-betri tsa hona joale tsa lithium ha e le hantle li na le libeteri tse 18650 bakeng sa ho paka, 'me libeteri tsa lead-acid ha e le hantle ke li-betri tsa lead-acid tse se nang tlhokomelo tse nang le ts'ebetso e ntle ea ho tiisa,' me mabaka a kotsi a tse peli a tšoana.Ke mang ea sireletsehileng ho feta, sheba fatše feela 'me u tla tseba!
01.09_leadacid-vs-lithiumion
lithium betri:

Libetri tsa lithium ke mofuta oa libeteri tse sebelisang tšepe ea lithium kapa lithium alloy e le lisebelisoa tse mpe tsa elektrode 'me li sebelisa tharollo ea electrolyte e se nang metsi.Libetri tsa lithium li ka aroloa ka mekhahlelo e 'meli: libeteri tsa tšepe tsa lithium le libeteri tsa lithium-ion.Ka 1912, libeteri tsa tšepe tsa lithium li ile tsa hlahisoa ka lekhetlo la pele le ho ithutoa ke Gilbert N. Lewis.Ka lebaka la lik'hemik'hale tse sebetsang haholo tsa tšepe ea lithium, ho sebetsa, ho boloka le ho sebelisa tšepe ea lithium ho na le litlhoko tse phahameng haholo tsa tikoloho.Ka hona,libeteri tsa lithiumha e so sebelisoe nako e telele.Ka nts'etsopele ea mahlale le thekenoloji, libeteri tsa lithium li se li fetohile tse tloaelehileng.

Libetri tsa asiti ea lead:

Battery ea lead-acid (VRLA) ke betri ea polokelo eo li-electrode tsa eona li entsoeng haholo-holo ka loto le li-oxide tsa eona, 'me electrolyte ea eona e leng tharollo ea sulfuric acid.Boemong ba ho tsoa ha betri ea lead-acid, karolo e ka sehloohong ea electrode e ntle ke lead dioxide, 'me karolo e ka sehloohong ea electrode e mpe ke lead;sebakeng se qosoang, likarolo tse ka sehloohong tsa li-electrode tse ntle le tse mpe ke lead sulfate.

Matla a matla a betri ea sele e le 'ngoe ea lead-acid ke 2.0V, e ka felloang ke 1.5V mme e ka lefisoa ho 2.4V.Lits'ebetsong, libeteri tse 6 tsa sele e le 'ngoe ea lead-acid li atisa ho sebelisoa ka lihlopha ho etsa betri ea 12V ea lead-acid.Ho boetse ho na le 24V, 36V, 48V joalo-joalo.

Ke hofe ho sireletsehileng, betri ea lithium kapa betri ea lead-acid?

Ho ea ka pono ea ts'ireletso ea ts'ireletso ea betri, li-valve tsa polokeho li etselitsoe lisele tsa 18650, tse ke keng tsa lokolla khatello e feteletseng ea ka hare feela, empa hape le 'mele oa ho tlosa betri ho tloha potolohong e ka ntle, e lekanang le ho arola sele ka 'mele ho netefatsa hore polokeho ea lisele tse ling tsa betri ka har'a pakete ea betri.Ho phaella moo, lipakete tsa lithium betri hangata li na le mapolanka a tšireletso a BMS, a ka laolang ka nepo boemo ba sele e 'ngoe le e' ngoe ka har'a betri pakete, 'me ka ho toba a rarolle bothata ba ho lefella chelete e ngata le ho feta ho tsoa sesosa sa sesosa.

Sistimi ea taolo ea betri ea lithium BMS e ka fana ka ts'ireletso e felletseng ho betri, mesebetsi e kenyelletsa: ts'ireletso / ts'ireletso e phahameng le e tlase ea mocheso;tshireletso ya seleng e le nngwe ya overcharge / overdischarge voltage;tefiso / discharge overcurrent tshireletso;selekanyo sa sele;tšireletso ea potoloho e khutšoanyane;Likhopotso le tse ling.

Electrolyte ealithium betri paketeke motsoako o tsoakiloeng oa letsoai la lithium le motsoako oa motsoako oa tlhaho, oo letsoai la lithium le rekisoang ke lithium hexafluorophosphate.Thepa ena e na le tšekamelo ea ho bola ha mocheso ka mocheso o phahameng 'me e ba le karabelo ea thermochemical ka ho latela palo ea metsi le li-solvents tsa organic ho fokotsa botsitso ba Thermal ea electrolyte.

Matla a lithium betri haholo-holo a sebelisa lithium iron phosphate.Bond ea PO ka har'a kristale ea lithium iron phosphate e tsitsitse ebile ho thata ho senyeha.Esita le ka mocheso o phahameng kapa ho feta tekano, e ke ke ea oa 'me ea hlahisa mocheso kapa ea etsa lintho tse matla tsa oxidizing tse kang lithium cobaltate.Tšireletseho e ntle.Ho tlalehoa hore ts'ebetsong ea sebele, palo e nyenyane ea lisampole e ile ea fumanoa e chesa nakong ea liteko tsa acupuncture kapa short-circuit, empa ha ho ketsahalo ea ho phatloha.Tšireletseho ea lithium battery packs e ntlafalitsoe haholo.

Ka lehlakoreng le leng, libeteri tsa asiti ea loto ha li na tšireletso ea tsamaiso ea BMS.Libetri tsa asiti ea loto li bonahala li haelloa ke tšireletso ntle le li-valve tsa tšireletso.Tšireletso ea BMS e batla e le sieo.Lichaja tse ngata tsa maemo a tlase ha li khone le ho tima ka mor'a hore li tjhaje ka botlalo.Tšireletso ea tšireletso e hole le libeteri tsa lithium.Ha mmoho le tjhaja ya boleng bo tlase, ho molemo hore o be maemong a matle.

Hangata ho qhoma ha mollo ka tšohanyetso likoloing tsa motlakase, tseo boholo ba tsona li bakoang ke ho tjhaja le ho ntša betri.Litsebi tse ling li hlalositse hore libeteri tsa lead-acid li nka nako e telele ho tjhaja, ’me ha li lefisoa ho fihlela qetellong, ka mor’a hore lipalo tse peli li fetoloe lintho tse sebetsang hantle, haeba li tsoela pele ho tjhaja, ho tla fehloa motlakase o mongata.Hydrogen, khase ea oksijene.Ha khase ena e tsoakiloeng e etsa karolo ea 4 lekholong moeeng, e se e le morao haholo ho baleha.Haeba lesoba la ho ntša metsi le koetsoe kapa ho na le khase e ngata haholo, le tla phatloha ha le kopana le lelakabe le bulehileng.E tla senya betri ka khanya, 'me e utloise batho bohloko le ho senya maemong a tebileng.Ke hore, hang ha betri ea lead-acid e lefisoa ho feta tekano, e tla eketsa monyetla oa ho phatloha.Hona joale, libeteri tsa lead-acid tse marakeng ha li e-s'o etse "ts'ireletso ea ho feta tekano", e leng se etsang hore libeteri tsa lead-acid ha li tjhaja, haholo-holo qetellong ea ho tjhaja, li be kotsi haholo.

Qetellong, haeba sebopeho sa betri se senyehile ka lebaka la ho thulana ka phoso, libeteri tsa lead-acid li bonahala li sireletsehile ho feta libeteri tsa lithium.Leha ho le joalo, boemong bona ba kotsi, lisebelisoa tsa betri li se li pepesitsoe sebakeng se bulehileng, 'me ho phatloha ha ho khonehe ho bua ka eona.

Ho tsoa likotsing tse kaholimo tsa polokeho ea libeteri tsa lead-acid le libeteri tsa lithium iron phosphate, ho ka bonoa hore kotsi e kholo ka ho fetisisa ea polokeho ea libeteri tsa lead-acid e ka har'a lisebelisoa tsa tsona.Li-electrode tsa libeteri tsa loto li entsoe haholo-holo ka loto le li-oxide tsa eona, 'me electrolyte ke motsoako oa sulfuric acid.Ho ba le botsitso ba lisebelisoa tsena tsa constituent ha ho holimo haholo.Haeba kotsi ea ho lutla kapa ho phatloha ho etsahala, kotsi e bakiloeng e tla ba e phahameng haholo ho feta ea libeteri tsa lithium.

Battery-capacity_Lead-acid_Vs_Lithium-ion
Kakaretso:

Ho ea ka pono ea ts'ireletso ea betri le moralo oa redundancy, libeteri tsa lithium tse tšoanelehang le libeteri tsa lead-acid li ka netefatsa ka botlalo polokeho ea basebelisi, 'me ha ho na phapang e hlakileng ea polokeho.Na betri ea lithium kapa betri ea lead e bolokehile ho feta?Mothating ona, ntlha ea polokeho ealibeteri tsa lithiume ntse e phahame.


Nako ea poso: Oct-28-2020