Tataiso ea Theknoloji: Libetri tsa Scooter ea Motlakase

Tataiso ea Theknoloji: Libetri tsa Scooter ea Motlakase

Libetri tsa Scooter ea Motlakase
Betri ke "tanka ea mafura" ea scooter ea hau ea motlakase.E boloka matla a sebelisoang ke enjene ea DC, mabone, molaoli le lisebelisoa tse ling.

Li-scooter tse ngata tsa motlakase li tla ba le mofuta o itseng oa lithium ion-based battery pack ka lebaka la matla a tsona a matla le bophelo bo bolelele.Li-scooter tse ngata tsa motlakase bakeng sa bana le mefuta e meng e theko e tlaase li na le libeteri tsa lead-acid.Ka har'a scooter, pakete ea betri e entsoe ka lisele tse ikemetseng le lisebelisoa tsa elektroniki tse bitsoang sistimi ea taolo ea betri e e bolokang e sebetsa ka polokeho.
Lipakete tse kholo tsa betri li na le bokhoni bo bongata, bo lekantsoeng ka lihora tsa watt, 'me li tla lumella scooter ea motlakase hore e tsamaee hole.Leha ho le joalo, li boetse li eketsa boholo le boima ba scooter - e etsa hore e se nkehe habonolo.Ho feta moo, libeteri ke e 'ngoe ea likarolo tse turang haholo tsa scooter mme litšenyehelo ka kakaretso lia eketseha ho latela.

Mefuta ea Libetri
Lipakete tsa betri tsa scooter li entsoe ka lisele tse ngata tsa betri ka bomong.Haholo-holo, li entsoe ka lisele tse 18650, sehlopha sa boholo ba libeteri tsa lithium ion (Li-Ion) tse nang le litekanyo tsa cylindrical tse 18 mm x 65 mm.

Sele e 'ngoe le e 'ngoe ea 18650 ka har'a beteri pakete ha e khahlise - e hlahisa matla a motlakase a ~ 3.6 volts (nominal) mme e na le matla a ka bang 2.6 amp hours (2.6 A·h) kapa hoo e ka bang 9.4 watt-horas (9.4 Wh).

Lisele tsa betri li sebetsa ho tloha ho 3.0 volts (0% tefiso) ho fihla ho 4.2 volts (tefiso ea 100%).18650 lifepo4

Lithium Ion
Li-betri tsa Li-Ion li na le matla a matla a matla, boholo ba matla a bolokiloeng ho latela boima ba 'mele.Li boetse li na le nako e telele ea bophelo bo botle ho bolelang hore li ka ntšoa le ho tjhajoa kapa ho "palangoa" ka makhetlo a mangata 'me li ntse li boloka matla a tsona a polokelo.

Li-ion ha e le hantle e bua ka lik'hemik'hale tse ngata tsa betri tse kenyelletsang lithium ion.Lenane le lekhutšoane le ka tlase ke lena:

Lithium manganese oxide (LiMn2O4);aka: IMR, LMO, Li-manganese
Nickel ea lithium manganese (LiNiMnCoO2);ka INR, NMC
Lithium nickel cobalt aluminium oxide (LiNiCoAlO2);aka NCA, Li-aluminium
Lithium nickel cobalt oxide (LiCoO2);ka NCO
Lithium cobalt oxide (LiCoO2);aka ICR, LCO, Li-cobalt
Lithium iron phosphate (LiFePO4);aka IFR, LFP, Li-phosphate
E 'ngoe le e' ngoe ea lik'hemik'hale tsena tsa betri e emela khoebo pakeng tsa polokeho, bophelo bo bolelele, bokhoni le tlhahiso ea hajoale.

Lithium Manganese (INR, NMC)
Ka lehlohonolo, li-scooter tse ngata tsa boleng ba motlakase li sebelisa k'hemistri ea betri ea INR - e 'ngoe ea lik'hemik'hale tse sireletsehileng ka ho fetisisa.Betri ena e fana ka bokhoni bo phahameng le tlhahiso ea hona joale.Ho ba teng ha manganese ho theola khanyetso ea kahare ea betri, ho lumella tlhahiso e phahameng ea hajoale ha e ntse e boloka mocheso o tlase.Ka lebaka leo, sena se fokotsa menyetla ea ho baleha mocheso le mollo.

Li-scooter tse ling tsa motlakase tse nang le k'hemistri ea INR li kenyelletsa mehlala ea WePed GT 50e le Dualtron.

Asiti ea lead
Lead-acid ke k'hemik'hale ea khale haholo ea betri e fumanehang hangata likoloing le likoloing tse ling tse kholo tsa motlakase, joalo ka likariki tsa kolofo.Li boetse li fumaneha ho li-scooters tse ling tsa motlakase;haholo-holo, li-scooters tsa bana tse theko e tlaase tse tsoang lik'hamphani tse kang Razor.

Libetri tsa loto li na le molemo oa ho ba theko e tlaase, empa li na le bothata ba ho ba le matla a fokolang haholo, ho bolelang hore li boima bo bongata ha li bapisoa le matla ao li a bolokang.Ha ho bapisoa, libeteri tsa Li-ion li na le matla a ka bang 10X ha a bapisoa le libeteri tsa lead-acid.

Lipakete tsa Battery
Ho aha pakete ea betri e nang le matla a li-watt tse makholo kapa tse likete, lisele tse ngata tsa 18650 Li-ion li bokelloa hammoho ho ba sebopeho se kang setene.Pakete ea betri e kang litene e hlahlojoa le ho laoloa ke potoloho ea elektronike e bitsoang "betri management system" (BMS), e laolang ho phalla ha motlakase ho kena le ho tsoa ka har'a betri.
Lisele ka bomong ka har'a betri pakete li hokahantsoe ka letoto (ho tloha pheletsong ho isa pheletsong) tse akaretsang matla a tsona.Ke kamoo ho ka khonehang ho ba le li-scooters tse nang le 36 V, 48 V, 52 V, 60 V, kapa lipakete tse kholoanyane tsa betri.

Lithapo tsena ka bomong (libetri tse ngata ka letoto) li hokahanngoa ka ho bapa ho eketsa tlhahiso ea hona joale.

Ka ho fetola palo ea lisele ka letoto le ka tsela e ts'oanang, baetsi ba li-scooter tsa motlakase ba ka eketsa matla a motlakase kapa max current le amp hour capacity.

Ho fetola tlhophiso ea betri ho ke ke ha eketsa kakaretso ea matla a bolokiloeng, empa ka nepo ho lumella betri ho fana ka mefuta e mengata e fapaneng le ea matla a tlase le ka tsela e fapaneng.

Voltage le % E setseng
Sele e 'ngoe le e' ngoe ka har'a betri pakete hangata e sebetsa ho tloha ho 3.0 volts (0% charge) ho fihla ho 4.2 volts (tefiso ea 100%).

Sena se bolela hore pakete ea betri ea 36 V, (e nang le libeteri tse 10 ka letoto) e sebetsa ho tloha ho 30 V (0% tefiso) ho ea ho 42 volts (100% tefiso).U ka bona hore na % e setseng e tsamaellana joang le voltage ea betri (li-scooters tse ling li bonts'a sena ka kotloloho) bakeng sa mofuta o mong le o mong oa betri ho chate ea rona ea matla a betri.

Voltage Sag
Betri e 'ngoe le e' ngoe e tla hlaseloa ke ntho e bitsoang "voltage sag".

Voltage sag e bakoa ke litlamorao tse 'maloa, ho kenyelletsa k'hemistri ea lithium-ion, mocheso le ho hanyetsa motlakase.Kamehla e fella ka boitšoaro bo sa tsitsang ba motlakase oa betri.

Hang ha mojaro o sebelisoa ho betri, motlakase o tla theoha hang-hang.Phello ena e ka lebisa ho khakanyo e fosahetseng ea matla a betri.Haeba u ne u bala matla a betri ka kotloloho, u ne u tla nahana hore u lahlehetsoe ke 10% ea matla a hau kapa ho feta.

Hang ha mojaro o tlosoa motlakase oa betri o tla khutlela boemong ba oona ba 'nete.

Ho fokotseha ha motlakase ho boetse ho etsahala nakong ea ho tsoa ha betri nako e telele (joalo ka ha u le leetong le lelelele).Khemistri ea lithium ka har'a betri e nka nako ho fihlela sekhahla sa ho tsoa.Sena se ka etsa hore matla a betri a theohe ka potlako le ho feta nakong ea leeto le lelelele.

Haeba betri e lumelloa ho phomola, e tla khutlela boemong ba eona ba 'nete le bo nepahetseng ba motlakase.

Lintlha tsa Bokhoni
Bokhoni ba betri ea E-scooter bo lekantsoe ka li-unit tsa lihora tsa watt (e khutsufalitsoeng Wh), tekanyo ea matla.Karolo ena e bonolo ho e utloisisa.Mohlala, betri e nang le lintlha tsa 1 Wh e boloka matla a lekaneng ho fana ka watt e le 'ngoe ea matla ka hora e le' ngoe.

Matla a mangata a bolela lihora tse ngata tsa watt tsa betri tse fetolelang sebaka se selelele sa scooter sa motlakase, bakeng sa boholo bo itseng.Sekuta se tloaelehileng se tla ba le matla a ka bang 250 Wh 'me se khone ho tsamaea lik'hilomithara tse 10 ka karolelano ea limaele tse 15 ka hora.Li-scooter tse sebetsang ka ho fetelletseng li ka ba le matla a fihlang ho likete tsa lihora tsa watt le ho fihla ho limaele tse 60.

Mefuta ea Battery
Lisele tsa Li-ion ka bomong ka har'a betri ea e-scooter li entsoe ke lik'hamphani tse 'maloa tse fapaneng tse tsebahalang machabeng.Lisele tsa boleng bo holimo li entsoe ke LG, Samsung, Panasonic le Sanyo.Mefuta ena ea lisele e atisa ho fumanoa feela ka har'a lipakete tsa betri tsa li-scooter tsa maemo a holimo.

Bongata ba lichelete le li-scooter tsa motlakase tsa bapalami li na le lipakete tsa betri tse entsoeng ka lisele tse tloaelehileng tse entsoeng ka China, tse fapaneng haholo ka boleng.

Phapang lipakeng tsa li-scooter tse nang le lisele tse nang le mabitso le tsa Machaena a tloaelehileng ke tiisetso e kholo ea taolo ea boleng ka mefuta e tsebahalang.Haeba seo se se ka har'a tekanyetso ea hau, joale etsa bonnete ba hore u reka scooter ho moetsi ea nang le botumo bo botle ea sebelisang likarolo tsa boleng bo botle 'me a na le mehato e ntle ea ho laola boleng (QC).

Mehlala e meng ea lik'hamphani tse ka bang le QC e ntle ke Xiaomi le Segway.

Sistimi ea taolo ea betri
Leha lisele tsa Li-ion 18650 li na le melemo e makatsang, ha li tšoarele ho feta litheknoloji tse ling tsa betri mme li ka phatloha ha li sebelisoa hampe.Ke ka lebaka lena hoo e batlang e le kamehla li bokelloa ka har'a lipakete tsa betri tse nang le sistimi ea taolo ea betri.

Sistimi ea taolo ea betri (BMS) ke karolo ea elektroniki e behang leihlo sephutheloana sa betri le ho laola ho tjhaja le ho tjhajoa.Li-betri tsa Li-ion li etselitsoe ho sebetsa pakeng tsa 2.5 ho isa ho 4.0 V. Ho tjhaja ho feta tekano kapa ho ntsha ka ho feletseng ho ka khutsufatsa bophelo ba betri kapa ha baka maemo a kotsi a ho baleha ha mocheso.BMS e lokela ho thibela ho tjhaja ho feta tekano.BMS e ngata e boetse e khaola matla pele betri e lokolloa ka botlalo e le ho lelefatsa bophelo.Leha ho le joalo, bapalami ba bangata ba ntse ba theola libeteri tsa bona ka ho se li ntše ka botlalo, hape ba sebelisa lichaja tse khethehileng ho laola lebelo le palo ea ho tjhaja hantle.

Mekhoa e tsoetseng pele ea tsamaiso ea betri e tla boela e shebe mocheso oa pakete le ho etsa hore ho be le ho fokotseha ha mocheso o feteletseng o etsahala.

C-reiti
Haeba u ntse u etsa lipatlisiso ka ho tjhaja betri, ho ka etsahala hore u kopane le C-rate.C-rate e hlalosa hore na betri e tjhajwa kapa e tjhajwa kapele hakae.Mohlala, C-reiti ea 1C e bolela hore betri e tjhajiloe ka hora e le 'ngoe, 2C e bolela hore e tjhajiloe ka lihora tse 0.5, 'me 0.5C e bolela hore e tjhajiloe ka lihora tse peli.Haeba u tjhaje betri ea 100 A·h ka botlalo u sebelisa 100 A current, ho ka nka hora e le 'ngoe 'me C-reiti e tla ba 1C.

Bophelo ba Battery
Betri e tloaelehileng ea Li-ion e tla khona ho sebetsana le li-cycle tse 300 ho isa ho tse 500 pele e fokotseha ka matla.Bakeng sa scooter ea motlakase e tloaelehileng, sena ke lik'hilomithara tse 3000 ho isa ho tse 10 000!Hopola hore "ho fokotseha ha bokhoni" ha ho bolele "ho lahleheloa ke bokhoni bohle," empa ho bolela ho theoha ho hlokomelehang ho tloha ho 10 ho isa ho 20% ho tla tsoela pele ho mpefala.

Sistimi ea sejoale-joale ea taolo ea betri e thusa ho lelefatsa bophelo ba betri mme ha oa lokela ho tšoenyeha haholo ka ho e fa ngoana.

Leha ho le joalo, haeba u labalabela ho otlolla bophelo ba betri ka hohle kamoo ho ka khonehang, ho na le lintho tseo u ka li etsang ho feta li-cycle tse 500.Tsena li kenyelletsa:

Se ke oa boloka scooter ea hau e tjhajiloe ka botlalo kapa tjhaja e hoketsoe nako e telele.
Se ke oa boloka scooter ea motlakase e lahliloe ka botlalo.Li-betri tsa Li-ion li theola ha li theoha ka tlase ho 2.5 V. Baetsi ba bangata ba khothalletsa ho boloka li-scooters ka 50% e lefshoang, 'me u li phahamise ho fihlela boemong bona nako le nako bakeng sa polokelo ea nako e telele haholo.
Se ke oa sebelisa betri ea scooter mochesong o ka tlase ho 32 F° kapa ka holimo ho 113 F°.
Jarisa scooter ea hau ka sekhahla sa C se tlase, ho bolelang hore tjhaja betri ka sekhahla se tlase ho feta boholo ba eona ba ho boloka / ho ntlafatsa bophelo ba betri.Ho lefisa ka C-reiti pakeng tsa ka tlase ho 1 ho nepahetse.Tse ling tsa li-fancier kapa li-charger tsa lebelo le holimo li u lumella ho laola sena.
Ithute haholoanyane mabapi le mokhoa oa ho tjhaja scooter ea motlakase.

Kakaretso

Ntho e ka sehloohong eo u ka e nkang mona ke hore u se ke ua sebelisa betri hampe 'me e tla tšoarella bophelo bohle ba scooter.Re utloa ho tsoa ho batho ba mefuta eohle ka li-scooters tsa bona tsa motlakase tse robehileng mme ha se hangata bothata ba betri!


Nako ea poso: Aug-30-2022