Taw qhia
Lithium Ion vs Lithium Polymer roj teeb - Qhov twg zoo dua? Nyob rau hauv lub ntiaj teb no evolving sai heev ntawm technology thiab portable zog daws teeb meem, lithium-ion (Li-ion) thiab lithium polymer (LiPo) roj teeb sawv tawm raws li ob tug thawj contenders. Ob lub thev naus laus zis muaj qhov zoo sib xws thiab muaj lawv cov kev siv tshwj xeeb, teeb tsa lawv sib nrug ntawm lub zog ceev, lub neej voj voog, them ceev, thiab kev nyab xeeb. Raws li cov neeg siv khoom thiab cov lag luam ib yam li taw qhia lawv cov kev xav tau ntawm lub zog, kev nkag siab qhov sib txawv thiab qhov zoo ntawm cov roj teeb hom no yog qhov tseem ceeb. Kab lus no qhia txog qhov tsis sib xws ntawm ob lub roj teeb thev naus laus zis, muab kev nkag siab los pab tib neeg thiab cov lag luam ua cov kev txiav txim siab kom haum rau lawv cov kev xav tau tshwj xeeb.
Dab tsi yog qhov txawv ntawm Lithium Ion vs Lithium Polymer roj teeb?
Lithium Ion vs Lithium Polymer roj teeb Qhov zoo thiab qhov tsis zoo Daim duab piv
Lithium-ion (Li-ion) roj teeb thiab lithium polymer (LiPo) roj teeb yog ob lub roj teeb tseem ceeb thev naus laus zis, txhua tus muaj cov yam ntxwv sib txawv uas cuam tshuam ncaj qha rau cov neeg siv kev paub thiab muaj txiaj ntsig hauv kev siv tswv yim.
Ua ntej, lithium polymer roj teeb ua tau zoo nyob rau hauv lub zog ceev vim lawv cov khoom siv hluav taws xob electrolyte, feem ntau ncav cuag 300-400 Wh / kg, deb tshaj li 150-250 Wh / kg ntawm lithium-ion roj teeb. Qhov no txhais tau tias koj tuaj yeem siv cov khoom siv sib zog thiab nyias nyias lossis khaws ntau lub zog hauv cov khoom siv ntawm tib qhov loj. Rau cov neeg siv uas feem ntau ntawm kev mus los yog xav tau kev siv txuas ntxiv, qhov no txhais tau tias lub roj teeb lub neej ntev dua thiab cov khoom siv tau yooj yim dua.
Qhov thib ob, cov roj teeb lithium polymer muaj lub neej ntev dua, feem ntau yog li ntawm 1500-2000 lub voj voog them nqi, piv rau 500-1000 cycles rau lithium-ion roj teeb. Qhov no tsis yog tsuas yog ncua lub neej ntawm cov khoom siv xwb tab sis kuj txo cov zaus ntawm kev hloov roj teeb, yog li txo cov nqi kho thiab hloov cov nqi.
Kev them nyiaj sai thiab kev tso tawm muaj peev xwm yog lwm qhov zoo dua. Lithium polymer roj teeb txhawb nqa cov nqi them txog li 2-3C, tso cai rau koj kom tau txais lub zog txaus hauv lub sijhawm luv luv, txo lub sijhawm tos thiab txhim kho cov cuab yeej muaj thiab cov neeg siv yooj yim.
Tsis tas li ntawd, cov roj teeb lithium polymer muaj qhov tso tawm tus kheej qis, feem ntau tsawg dua 1% hauv ib hlis. Qhov no txhais tau tias koj tuaj yeem khaws cov roj teeb thaub qab lossis cov khoom siv rau lub sijhawm ntev dua yam tsis muaj kev them nyiaj ntau, ua kom yooj yim rau kev siv xwm txheej ceev lossis kev siv thaub qab.
Hais txog kev nyab xeeb, kev siv cov khoom siv hluav taws xob hauv lub xeev cov roj teeb lithium polymer kuj tseem ua rau muaj kev nyab xeeb dua thiab qis dua.
Txawm li cas los xij, tus nqi thiab kev hloov pauv ntawm lithium polymer roj teeb tuaj yeem yog qhov tseem ceeb rau kev txiav txim siab rau qee tus neeg siv. Vim nws cov txiaj ntsig thev naus laus zis, cov roj teeb lithium polymer feem ntau kim dua thiab muaj kev ywj pheej tsim tsawg dua piv rau lithium-ion roj teeb.
Hauv cov ntsiab lus, cov roj teeb lithium polymer muab cov neeg siv khoom siv tau yooj yim dua, ruaj khov, ua haujlwm tau zoo, thiab ib puag ncig tus phooj ywg lub zog daws teeb meem vim lawv lub zog siab ceev, kev ua neej ntev, kev them nqi ceev thiab kev tso tawm, thiab tus nqi qis tus kheej. Lawv tshwj xeeb tshaj yog haum rau cov ntawv thov uas xav tau roj teeb lub neej ntev, kev ua haujlwm siab, thiab kev nyab xeeb.
Cov lus sib piv ceev ntawm Lithium Ion vs Lithium Polymer roj teeb
Sib piv Parameter | Lithium-ion roj teeb | Lithium Polymer roj teeb |
---|---|---|
Hom Electrolyte | Ua kua | Khoom |
Zog ceev (Wh/kg) | 150-250 | 300-400 |
Cycle Life (Charge-Discharge Cycles) | 500-1000 | 1500-2000 Nws |
Tus nqi them (C) | 1-2 C | 2-3 C |
Tus nqi tso tawm tus kheej (%) | 2-3% ib hlis | Tsawg dua 1% ib hlis |
Environmental Impact | Nruab nrab | Tsawg |
Kev ruaj ntseg thiab kev cia siab | Siab | Siab heev |
Kev them nqi / tso tawm Efficiency (%) | 90-95% | Tshaj 95% |
Qhov hnyav (kg / kWh) | 2-3 | 1-2 |
Kev Ua Lag Luam Txais & Adaptability | Siab | Loj hlob |
Flexibility thiab Design Freedom | Nruab nrab | Siab |
Kev nyab xeeb | Nruab nrab | Siab |
Nqi | Nruab nrab | Siab |
Qhov kub thiab txias | 0-45 ° C | -20-60 ° C |
Recharge Cycles | 500-1000 cycles | 500-1000 cycles |
Eco-Sustainability | Nruab nrab | Siab |
(Cov Lus Qhia: Cov kev ua tau zoo tiag tiag yuav txawv ntawm cov tuam txhab sib txawv, cov khoom siv, thiab cov kev siv. Yog li ntawd, thaum txiav txim siab, nws raug nquahu kom xa mus rau cov kev qhia tshwj xeeb thiab cov ntaub ntawv soj ntsuam ywj pheej muab los ntawm cov tuam txhab.)
Yuav Ua Li Cas Ceev Kev Ntsuas Lub Roj Teeb Zoo rau koj
Cov neeg siv khoom ntiag tug: Yuav ua li cas nrawm ntsuas lub roj teeb yuav yuav
Case: Yuav Lub Tsheb kauj vab Hluav Taws Xob
Xav txog tias koj tab tom txiav txim siab yuav lub tsheb kauj vab hluav taws xob, thiab koj muaj ob txoj kev xaiv roj teeb: Lithium-ion roj teeb thiab Lithium Polymer roj teeb. Nov yog koj qhov kev txiav txim siab:
- Zog Ceev: Koj xav kom koj lub tsheb kauj vab hluav taws xob muaj qhov ntev dua.
- Lub neej voj voog: Koj tsis xav hloov lub roj teeb ntau zaus; koj xav tau lub roj teeb ntev.
- Charge thiab Discharge Speed: Koj xav kom lub roj teeb kom them sai sai, txo lub sijhawm tos.
- Tus nqi tso tawm tus kheej: Koj npaj yuav siv lub tsheb kauj vab hluav taws xob qee zaus thiab xav kom lub roj teeb khaws cia lub sijhawm.
- Kev nyab xeeb: Koj mob siab txog kev nyab xeeb thiab xav kom lub roj teeb kom tsis txhob kub dhau lossis tawg.
- Nqi: Koj muaj peev xwm thiab xav tau lub roj teeb uas muaj txiaj ntsig zoo rau cov nyiaj.
- Tsim Flexibility: Koj xav kom lub roj teeb kom compact thiab tsis siv ntau qhov chaw.
Tam sim no, cia peb muab cov kev txiav txim siab no nrog rau qhov hnyav hauv lub rooj ntsuam xyuas:
Qhov xwm txheej | Lithium-ion roj teeb (0-10 ntsiab lus) | Lithium Polymer Battery (0-10 ntsiab lus) | Qhov hnyav (0-10 ntsiab lus) |
---|---|---|---|
Zog Ceev | 7 | 10 | 9 |
Lub neej voj voog | 6 | 9 | 8 |
Charge thiab Discharge Speed | 8 | 10 | 9 |
Tus nqi tso tawm tus kheej | 7 | 9 | 8 |
Kev nyab xeeb | 9 | 10 | 9 |
Nqi | 8 | 6 | 7 |
Tsim Flexibility | 9 | 7 | 8 |
Tag nrho cov qhab nia | 54 | 61 |
Los ntawm cov lus saum toj no, peb tuaj yeem pom tias Lithium Polymer roj teeb muaj tag nrho cov qhab nia ntawm 61 cov ntsiab lus, thaum lub roj teeb Lithium-ion muaj tag nrho cov qhab nia ntawm 54 cov ntsiab lus.
Raws li koj xav tau:
- Yog tias koj ua ntej lub zog ntom ntom, them nyiaj thiab kev ceev, thiab muaj kev nyab xeeb, thiab tuaj yeem lees txais tus nqi ntau dua, tom qab ntawd xaivLithium Polymer roj teebtej zaum yuav haum rau koj.
- Yog tias koj muaj kev txhawj xeeb ntau ntxiv txog tus nqi thiab kev tsim qauv yooj yim, thiab tuaj yeem lees txais lub voj voog qis dua thiab qis dua me ntsis nqi thiab tso tawm nrawm, cesLithium-ion roj teebtej zaum yuav tsim nyog dua.
Txoj kev no, koj tuaj yeem ua qhov kev xaiv paub ntau ntxiv raws li koj xav tau thiab kev ntsuam xyuas saum toj no.
Cov neeg siv khoom lag luam: Yuav ua li cas nrawm ntsuas lub roj teeb kom tau txais
Nyob rau hauv cov ntsiab lus ntawm kev siv lub zog cia roj teeb hauv tsev, cov neeg xa khoom yuav them nyiaj ntau dua rau lub roj teeb lub neej ntev, kev ruaj ntseg, kev nyab xeeb, thiab kev siv nyiaj. Ntawm no yog ib daim ntawv ntsuam xyuas los txiav txim siab txog cov xwm txheej no:
Case: Xaiv Cov Khoom Siv Roj Teeb rau Lub Tsev Zog Cia Roj Teeb Muag
Thaum txhim kho cov roj teeb lub zog hauv tsev rau ntau tus neeg siv, cov neeg siv khoom yuav tsum xav txog cov hauv qab no tseem ceeb:
- Nqi-zoo: Cov neeg muag khoom yuav tsum muab cov roj teeb uas muaj txiaj ntsig zoo.
- Lub neej voj voog: Cov neeg siv xav tau roj teeb nrog lub neej ntev thiab kev them nqi siab thiab tawm mus.
- Kev nyab xeeb: Kev nyab xeeb yog qhov tseem ceeb tshwj xeeb hauv ib puag ncig hauv tsev, thiab cov roj teeb yuav tsum muaj kev nyab xeeb zoo heev.
- Muab khoom ruaj khov: Cov neeg siv khoom yuav tsum muaj peev xwm muab cov roj teeb ruaj khov thiab txuas ntxiv.
- Kev Pabcuam thiab Kev Pabcuam: Muab kev pabcuam kev tshaj lij thiab kev pabcuam tomqab muag kom tau raws li cov neeg siv khoom xav tau.
- Hom Lub Npe: Tus neeg muag khoom lub koob npe nrov thiab kev ua lag luam ua lag luam.
- Kev yooj yim installation: Roj teeb loj, qhov hnyav, thiab txoj kev teeb tsa yog qhov tseem ceeb rau cov neeg siv khoom thiab cov neeg xa khoom.
Xav txog cov xwm txheej saum toj no thiab muab qhov hnyav:
Qhov xwm txheej | Lithium-ion roj teeb (0-10 ntsiab lus) | Lithium Polymer Battery (0-10 ntsiab lus) | Qhov hnyav (0-10 ntsiab lus) |
---|---|---|---|
Nqi-zoo | 7 | 6 | 9 |
Lub neej voj voog | 8 | 9 | 9 |
Kev nyab xeeb | 7 | 8 | 9 |
Muab khoom ruaj khov | 6 | 8 | 8 |
Kev Pabcuam thiab Kev Pabcuam | 7 | 8 | 8 |
Hom Lub Npe | 8 | 7 | 8 |
Kev yooj yim installation | 7 | 6 | 7 |
Tag nrho cov qhab nia | 50 | 52 |
Los ntawm cov lus saum toj no, peb tuaj yeem pom tias Lithium Polymer roj teeb muaj tag nrho cov qhab nia ntawm 52 cov ntsiab lus, thaum lub roj teeb Lithium-ion muaj tag nrho cov qhab nia ntawm 50 cov ntsiab lus.
Yog li ntawd, los ntawm kev xav ntawm kev xaiv ib tug neeg muag khoom rau ib tug loj tus naj npawb ntawm lub tsev lub zog cia cov neeg siv roj teeb, lubLithium Polymer roj teebtej zaum yuav yog qhov kev xaiv zoo dua. Txawm hais tias nws tus nqi siab dua me ntsis, xav txog nws lub neej voj voog, kev nyab xeeb, kev ruaj ntseg, thiab kev txhawb nqa kev lag luam, nws yuav muab cov neeg siv kev txhim khu kev qha thiab txuag lub zog.
Lithium-ion roj teeb yog dab tsi?
Lithium-ion Battery Overview
Lub roj teeb lithium-ion yog lub roj teeb rov qab uas khaws thiab tso tawm lub zog los ntawm kev txav lithium ions ntawm qhov zoo thiab tsis zoo electrodes. Nws tau dhau los ua lub zog tseem ceeb rau ntau lub xov tooj ntawm tes (xws li smartphones, laptops) thiab tsheb fais fab (xws li tsheb fais fab, tsheb kauj vab hluav taws xob).
Cov qauv ntawm Lithium-ion roj teeb
- Cov khoom siv electrode zoo:
- Qhov zoo electrode ntawm lithium-ion roj teeb feem ntau siv lithium ntsev (xws li lithium cobalt oxide, lithium nickel manganese cobalt oxide, thiab lwm yam) thiab cov khoom siv carbon (xws li ntuj lossis hluavtaws graphite, lithium titanate, thiab lwm yam).
- Kev xaiv cov khoom siv electrode zoo muaj feem cuam tshuam rau lub roj teeb lub zog ceev, lub neej voj voog, thiab tus nqi.
- Electrode tsis zoo (Cathode):
- Qhov tsis zoo electrode ntawm lithium-ion roj teeb feem ntau siv cov khoom siv carbon zoo li ntuj lossis hluavtaws graphite.
- Qee cov roj teeb lithium-ion ua tau zoo kuj tseem siv cov ntaub ntawv zoo li silicon lossis lithium hlau ua cov electrode tsis zoo los ua kom lub roj teeb lub zog ceev.
- Electrolyte:
- Cov roj teeb lithium-ion siv cov kua electrolyte, feem ntau lithium ntsev yaj hauv cov kuab tshuaj organic, xws li lithium hexafluorophosphate (LiPF6).
- Cov electrolyte ua haujlwm raws li tus neeg xyuas pib thiab pab txhawb kev txav ntawm lithium ions, txiav txim siab lub roj teeb kev ua haujlwm thiab kev nyab xeeb.
- Separator:
- Lub separator nyob rau hauv lithium-ion roj teeb feem ntau yog ua los ntawm microporous polymer lossis ceramic cov ntaub ntawv, tsim los tiv thaiv kev sib cuag ncaj qha ntawm qhov zoo thiab qhov tsis zoo electrodes thaum tso cai rau kev hla ntawm lithium ions.
- Kev xaiv ntawm cov khoom cais cuam tshuam rau lub roj teeb kev nyab xeeb, lub neej voj voog, thiab kev ua haujlwm.
- Enclosure thiab Seal:
- Lub kaw lus ntawm lub roj teeb lithium-ion feem ntau yog ua los ntawm cov khoom siv hlau (xws li txhuas lossis cobalt) lossis cov yas tshwj xeeb los muab kev txhawb nqa thiab tiv thaiv cov khoom sab hauv.
- Lub foob tsim ntawm lub roj teeb ua kom ntseeg tau tias cov electrolyte tsis xau thiab tiv thaiv cov khoom sab nraud los ntawm kev nkag mus, tswj lub roj teeb kev ua haujlwm thiab kev nyab xeeb.
Zuag qhia tag nrho, lithium-ion roj teeb ua tau zoo zog ceev, lub neej voj voog, thiab kev ua tau zoo los ntawm lawv cov qauv thiab ua tib zoo xaiv cov khoom sib txuas. Cov yam ntxwv no ua rau cov roj teeb lithium-ion yog qhov kev xaiv tseem ceeb rau cov khoom siv hluav taws xob niaj hnub portable, hluav taws xob tsheb, thiab lub zog cia. Piv rau lithium polymer roj teeb, cov roj teeb lithium-ion muaj qee qhov zoo hauv lub zog ntom thiab raug nqi kom muaj kev nyab xeeb thiab muaj kev ruaj ntseg.
Txoj cai ntawm Lithium-ion roj teeb
- Thaum lub sij hawm them nyiaj, lithium ions raug tso tawm los ntawm qhov zoo electrode (anode) thiab txav los ntawm electrolyte mus rau qhov tsis zoo electrode (cathode), tsim hluav taws xob tam sim no sab nraum lub roj teeb rau lub zog ntawm lub cuab yeej.
- Thaum lub sij hawm tso tawm, cov txheej txheem no thim rov qab, nrog lithium ions txav los ntawm qhov tsis zoo electrode (cathode) rov qab mus rau qhov zoo electrode (anode), tso lub zog cia.
Qhov zoo ntawm Lithium-ion roj teeb
1.Siab zog ceev
- Portability thiab Lightweight: Lub zog ceev ntawm lithium-ion roj teeb feem ntau yog nyob rau hauv ntau yam150-250 Wh/kg, tso cai rau cov khoom siv tau yooj yim xws li smartphones, ntsiav tshuaj, thiab laptops khaws cia ntau lub zog nyob rau hauv ib qho hnyav hnyav.
- Siv tau ntev: Lub zog ceev ceev ua rau cov cuab yeej ua haujlwm tau ntev dua hauv qhov chaw txwv, ua tau raws li cov neeg siv khoom xav tau rau kev siv sab nraum zoov lossis siv sijhawm ntev, muab roj teeb lub neej ntev dua.
2.Lub neej ntev thiab ruaj khov
- Cov txiaj ntsig nyiaj txiag: Lub neej ntev ntawm lithium-ion roj teeb muaj nyob ntawm500-1000 lub sij hawm them-tso tawm, txhais tau tias tsawg dua cov roj teeb hloov thiab yog li txo tus nqi tag nrho cov tswv cuab.
- Kev ua haujlwm ruaj khov: Lub roj teeb ruaj khov txhais tau hais tias kev ua tau zoo thiab kev ntseeg tau thoob plaws hauv nws lub neej, txo qhov kev pheej hmoo ntawm kev ua haujlwm tsis zoo lossis tsis ua haujlwm vim lub roj teeb laus.
3.Fast Charging thiab Discharge Capability
- Yooj yim thiab Efficiency: Lithium-ion roj teeb txhawb nqa ceev ceev thiab tso tawm, nrog rau kev them nqi nrawm mus txog1-2 C, ua tau raws li cov neeg siv niaj hnub xav tau kom them sai sai, txo lub sijhawm tos, thiab txhim kho lub neej txhua hnub thiab ua haujlwm tau zoo.
- Hloov tau rau lub neej niaj hnub: Cov kev them nyiaj ceev ceev ua tau raws li qhov xav tau ceev thiab yooj yim them nyiaj hauv lub neej niaj hnub, tshwj xeeb tshaj yog thaum mus ncig, ua haujlwm, lossis lwm lub sijhawm uas yuav tsum tau them cov roj teeb nrawm.
4.Tsis muaj Memory Effect
- Yooj yim them tus cwj pwm: Yog tias tsis muaj "kev nco zoo," cov neeg siv tuaj yeem them lub sijhawm twg los tau yam tsis tas yuav muaj kev tso tawm txhua lub sijhawm kom tswj tau qhov kev ua tau zoo, txo qhov nyuaj ntawm kev tswj roj teeb.
- Ua kom muaj txiaj ntsig zoo: Tsis muaj lub cim xeeb cuam tshuam txhais tau tias cov roj teeb lithium-ion tuaj yeem ua haujlwm tsis tu ncua, ua haujlwm zoo ib yam yam tsis muaj kev tswj hwm kev them nqi, txo cov kev saib xyuas thiab kev tswj hwm lub nra ntawm cov neeg siv.
5.Tsawg tus kheej tawm tus nqi
- Lub sij hawm ntev cia: Tus kheej-tso tus nqi ntawm lithium-ion roj teeb yog feem ntau2-3% ib hlis, txhais tau hais tias tsawg kawg ntawm cov roj teeb them rau lub sijhawm ntev ntawm kev siv tsis siv, tswj cov nqi them siab rau kev muag khoom lossis kev siv xwm txheej ceev.
- Txuag Zog: Tsawg tus nqi tawm ntawm tus kheej txo qis zog hauv cov roj teeb uas tsis siv, txuag hluav taws xob thiab txo kev cuam tshuam ib puag ncig.
Disadvantages ntawm Lithium-ion roj teeb
1. Teeb meem kev nyab xeeb
Cov roj teeb lithium-ion ua rau muaj kev phom sij xws li kub dhau, sib tsoo, lossis tawg. Cov teeb meem kev nyab xeeb no yuav ua rau muaj kev pheej hmoo rau cov neeg siv thaum siv roj teeb, uas ua rau muaj kev phom sij rau kev noj qab haus huv thiab khoom ntiag tug, yog li yuav tsum tau txhim kho kev tswj hwm kev nyab xeeb thiab saib xyuas.
2. Tus nqi
Tus nqi tsim khoom ntawm lithium-ion roj teeb feem ntau yog los ntawm$100-200 tauj ib kilowatt-teev (kWh). Piv nrog rau lwm hom roj teeb, qhov no yog tus nqi siab, feem ntau yog cov khoom siv purity siab thiab cov txheej txheem tsim khoom.
3. Txwv Lifespan
Qhov nruab nrab lifespan ntawm lithium-ion roj teeb feem ntau yog nyob ntawm300-500 them-tso tawm mus. Raws li kev siv ntau zaus thiab siv zog, lub roj teeb lub peev xwm thiab kev ua tau zoo yuav degrade sai dua.
4. Kub rhiab heev
Qhov zoo tshaj plaws kev khiav hauj lwm kub rau lithium-ion roj teeb feem ntau yog nyob rau hauv0-45 ° C. Ntawm qhov kub thiab txias heev, lub roj teeb kev ua haujlwm thiab kev nyab xeeb yuav raug cuam tshuam.
5. Lub sijhawm them nyiaj
Thaum cov roj teeb lithium-ion muaj peev xwm them tau sai, hauv qee qhov kev siv xws li tsheb hluav taws xob, kev them nyiaj ceev ceev tseem xav tau kev txhim kho ntxiv. Tam sim no, qee qhov kev them nyiaj ceev ceev tuaj yeem them lub roj teeb rau80% hauv 30 feeb, tab sis ncav cuag 100% tus nqi feem ntau yuav tsum tau siv sijhawm ntau dua.
Kev lag luam thiab cov xwm txheej tsim nyog rau Lithium-ion roj teeb
Vim nws cov yam ntxwv ua tau zoo tshaj plaws, tshwj xeeb tshaj yog muaj zog ceev, lub teeb yuag, thiab tsis muaj "nco nyhuv", lithium-ion roj teeb yog tsim rau ntau yam lag luam thiab daim ntawv thov scenarios. Nov yog cov kev lag luam, xwm txheej, thiab cov khoom siv uas cov roj teeb lithium-ion zoo dua:
Lithium-ion Battery Application Scenarios
- Portable Electronic Khoom nrog Lithium-ion roj teeb:
- Smartphones thiab Tablets: Lithium-ion roj teeb, vim lawv lub zog siab ceev thiab lub teeb yuag, tau dhau los ua lub zog tseem ceeb rau niaj hnub smartphones thiab ntsiav tshuaj.
- Portable Audio and Video Devices: Xws li Bluetooth headphones, portable speaker, and cameras.
- Hluav taws xob thauj tsheb nrog lithium-ion roj teeb:
- Lub Tsheb Hluav Taws Xob (EVs) thiab Hybrid Electric Vehicles (HEVs): Vim lawv lub zog siab ceev thiab lub neej voj voog ntev, lithium-ion roj teeb tau dhau los ua qhov nyiam.roj teeb technology rau hluav taws xob thiab hybrid tsheb.
- Hluav taws xob tsheb kauj vab thiab hluav taws xob scooters: nce nrov hauv kev mus ncig luv luv thiab kev thauj mus los hauv nroog.
- Portable Power Supplies thiab Zog Cia Systems nrog Lithium-ion roj teeb:
- Portable Chargers thiab Mobile Power Supplies: Muab cov khoom siv hluav taws xob ntxiv rau cov khoom siv ntse.
- Cov Khoom Siv Hluav Taws Xob thiab Kev Lag Luam Kev Lag Luam: Xws li cov khoom siv hnub ci hauv tsev thiab cov phiaj xwm phiaj xwm.
- Cov cuab yeej kho mob nrog lithium-ion roj teeb:
- Portable Medical Devices: Xws li lub tshuab ua pa nqa tau, ntsuas ntshav siab, thiab ntsuas kub.
- Kev Kho Mob Txawb Cov Khoom Siv thiab Kev Saib Xyuas Cov Txheej Txheem: Xws li cov khoom siv wireless electrocardiogram (ECG) thiab cov kab ke saib xyuas kev noj qab haus huv nyob deb.
- Aerospace thiab Space Lithium-ion roj teeb:
- Unmanned Aerial Vehicles (UAVs) thiab Aircraft: Vim lub teeb yuag thiab lub zog siab ceev ntawm lithium-ion roj teeb, lawv yog lub zog zoo tshaj plaws rau cov drones thiab lwm lub dav hlau hnyav.
- Satellites thiab Space Probes: Cov roj teeb lithium-ion tau maj mam raug coj los siv hauv kev siv dav hlau.
Cov khoom muaj npe nrov siv cov roj teeb lithium-ion
- Tesla Lub Tsheb Hluav Taws Xob Hluav Taws Xob: Tesla lub lithium-ion roj teeb pob siv lub zog-siab ceev lithium-ion roj teeb thev naus laus zis los muab sijhawm ntev rau nws lub tsheb hluav taws xob.
- Kua iPhone thiab iPad Roj teeb: Kua siv cov roj teeb lithium-ion zoo li lub zog loj rau nws cov iPhone thiab iPad series.
- Dyson Cordless Vacuum Cleaner Batteries: Dyson's cordless nqus nqus tsev vacuum siv cov roj teeb lithium-ion zoo, muab cov neeg siv sijhawm siv sijhawm ntev dua thiab them ceev ceev.
Lithium Polymer Battery yog dab tsi?
Lithium Polymer Battery Overview
Lub Lithium Polymer (LiPo) roj teeb, tseem hu ua cov roj teeb lithium, yog lub roj teeb lithium-ion siab heev uas siv cov khoom siv hauv lub xeev polymer ua cov electrolyte es tsis txhob siv cov kua electrolytes. Cov txiaj ntsig tseem ceeb ntawm cov cuab yeej siv roj teeb no yog nyob rau hauv nws txoj kev nyab xeeb, lub zog ceev, thiab kev ruaj ntseg.
Lithium Polymer Roj Teeb Txoj Cai
- Kev them nyiaj yug: Thaum pib them, ib qho hluav taws xob sab nraud txuas nrog lub roj teeb. Qhov zoo electrode (anode) txais cov electrons, thiab tib lub sijhawm, lithium ions tshem tawm ntawm qhov zoo electrode, tsiv los ntawm electrolyte mus rau qhov tsis zoo electrode (cathode), thiab ua embedded. Lub caij no, cov electrode tsis zoo kuj lees txais cov khoom siv hluav taws xob, ua kom tag nrho cov nqi ntawm cov roj teeb thiab khaws cov hluav taws xob ntau dua.
- Cov txheej txheem tshem tawm: Thaum lub sij hawm siv roj teeb, electrons ntws los ntawm qhov tsis zoo electrode (cathode) los ntawm lub cuab yeej thiab rov qab mus rau qhov zoo electrode (anode). Lub sij hawm no, cov lithium ions nyob rau hauv qhov tsis zoo electrode pib detach thiab rov qab mus rau qhov zoo electrode. Raws li lithium ions tsiv teb tsaws, lub roj teeb tus nqi txo qis, thiab lub zog hluav taws xob khaws cia raug tso tawm rau kev siv cuab yeej.
Lithium Polymer Battery Structure
Cov qauv tsim ntawm Lithium Polymer roj teeb zoo ib yam li cov roj teeb lithium-ion, tab sis nws siv cov electrolytes sib txawv thiab qee cov ntaub ntawv. Nov yog cov khoom tseem ceeb ntawm Lithium Polymer roj teeb:
- Zoo Electrode (Anode):
- Khoom siv: Cov khoom siv electrode feem ntau yog lithium-ion embedded cov ntaub ntawv, xws li lithium cobalt oxide, lithium hlau phosphate, thiab lwm yam.
- Tus sau tam sim no: Txhawm rau ua hluav taws xob, cov anode feem ntau yog coated nrog cov khoom siv hluav taws xob tam sim no, xws li tooj liab ntawv ci.
- Electrode tsis zoo (Cathode):
- Khoom siv: Cov khoom siv ntawm qhov tsis zoo electrode kuj yog embedded, feem ntau siv graphite lossis silicon-raws li cov ntaub ntawv.
- Tus sau tam sim no: Zoo ib yam li cov anode, cov cathode kuj yuav tsum muaj cov khoom siv hluav taws xob zoo tam sim no, xws li tooj liab ntawv lossis txhuas ntawv ci.
- Electrolyte:
- Cov roj teeb lithium Polymer siv cov khoom siv hauv lub xeev lossis gel-zoo li polymers li electrolytes, uas yog ib qho ntawm qhov sib txawv ntawm cov roj teeb lithium-ion. Daim ntawv electrolyte no muab kev nyab xeeb thiab ruaj khov dua.
- Separator:
- Lub luag haujlwm sib cais yog los tiv thaiv kev sib cuag ncaj qha ntawm qhov zoo thiab qhov tsis zoo electrodes thaum tso cai rau lithium ions hla dhau. Qhov no pab tiv thaiv cov roj teeb luv luv thiab tswj cov roj teeb ruaj khov.
- Enclosure thiab Seal:
- Lub roj teeb sab nrauv feem ntau yog ua los ntawm cov hlau lossis yas casing, muab kev tiv thaiv thiab kev txhawb nqa.
- Cov khoom sib khi ua kom ntseeg tau tias cov electrolyte tsis xau thiab tswj lub roj teeb hauv ib puag ncig kev ruaj ntseg.
Vim yog siv cov khoom siv hauv xeev lossis gel-zoo li polymer electrolytes, Lithium Polymer roj teeb muajsiab zog ceev, kev ruaj ntseg, thiab stability, ua rau lawv muaj kev xaiv zoo dua rau qee yam kev siv piv rau cov khoom siv hluav taws xob lithium-ion roj teeb ib txwm muaj.
Qhov zoo ntawm Lithium Polymer Battery
Piv nrog rau cov roj ntsha lithium-ion cov roj ntsha lithium-ion, cov roj teeb lithium Polymer muaj cov txiaj ntsig zoo hauv qab no:
1.Solid-State Electrolyte
- Txhim khu kev ruaj ntseg: Vim yog siv cov khoom siv hluav taws xob hauv lub xeev, cov roj teeb lithium Polymer txo qhov kev pheej hmoo ntawm overheating, combustion, lossis tawg. Qhov no tsis yog tsuas yog txhim kho lub roj teeb kev nyab xeeb xwb tab sis kuj txo cov kev phom sij uas tshwm sim los ntawm kev xau los yog cov hluav taws xob luv luv.
2.Siab zog ceev
- Optimized Device Design: Lub zog ceev ntawm Lithium Polymer roj teeb feem ntau ncav cuag300-400 Wh/kg, tseem ceeb tshaj qhov150-250 Wh/kgntawm ib txwm ua kua electrolyte lithium-ion roj teeb. Qhov no txhais tau hais tias, rau tib lub ntim lossis qhov hnyav, Lithium Polymer roj teeb tuaj yeem khaws hluav taws xob ntau dua, tso cai rau cov khoom siv los tsim cov khoom sib dua thiab sib dua.
3.Stability thiab Durability
- Lub neej ntev thiab kev tu qis: Vim yog siv cov khoom siv hauv lub xeev electrolytes, Lithium Polymer roj teeb feem ntau muaj lub neej ntev1500-2000 lub sij hawm them tawm, deb tshaj qhov500-1000 lub sij hawm them-tso tawmntawm ib txwm ua kua electrolyte lithium-ion roj teeb. Qhov no txhais tau hais tias cov neeg siv tuaj yeem siv cov cuab yeej siv tau ntev dua, txo qhov zaus ntawm kev hloov roj teeb thiab cov nqi saib xyuas ntsig txog.
4.Fast Charging thiab Discharge Capability
- Txhim kho cov neeg siv yooj yim: Lithium Polymer roj teeb txhawb kev them nyiaj ceev, nrog rau kev them nqi nce mus txog 2-3C. Qhov no tso cai rau cov neeg siv kom tau txais lub zog sai sai, txo lub sijhawm tos, thiab txhim kho kev siv cov cuab yeej siv.
5.High Temperature Performance
- Kev thov dav dua Scenarios: Lub siab-kub stability ntawm solid-state electrolytes tso cai rau Lithium Polymer roj teeb ua tau zoo nyob rau hauv ib tug dav dav ntawm kev khiav hauj lwm kub. Qhov no muab kev yooj yim dua thiab kev ntseeg siab rau cov ntawv thov uas yuav tsum tau ua haujlwm hauv qhov chaw kub kub, xws li tsheb hluav taws xob lossis khoom siv sab nraum zoov.
Zuag qhia tag nrho, Lithium Polymer roj teeb muab cov neeg siv muaj kev nyab xeeb dua, muaj zog ntau dua, kev ua neej ntev dua, thiab kev siv ntau dua, ntxiv rau cov kev xav tau ntawm cov khoom siv hluav taws xob niaj hnub thiab lub zog cia.
Disadvantages ntawm Lithium Polymer roj teeb
- Tus nqi ntau lawm:
- Tus nqi tsim khoom ntawm Lithium Polymer roj teeb feem ntau yog nyob rau hauv ntau yam$200-300 tauj ib kilowatt-teev (kWh), uas yog tus nqi siab dua piv rau lwm hom lithium-ion roj teeb.
- Thermal Management Challenges:
- Nyob rau hauv cov xwm txheej overheating, qhov tso tawm cua sov ntawm Lithium Polymer roj teeb tuaj yeem siab npaum li10 ° C / min, yuav tsum muaj kev tswj xyuas thermal zoo los tswj cov roj teeb kub.
- Teeb meem kev nyab xeeb:
- Raws li kev txheeb cais, qhov xwm txheej kev nyab xeeb ntawm Lithium Polymer roj teeb yog kwv yees li0.001%, uas, txawm tias qis dua lwm hom roj teeb, tseem yuav tsum muaj kev nyab xeeb thiab kev tswj hwm nruj.
- Cycle Life Limitations:
- Qhov nruab nrab lub neej voj voog ntawm Lithium Polymer roj teeb feem ntau yog nyob rau hauv ntau yam800-1200 lub sij hawm them tawm, uas yog cuam tshuam los ntawm kev siv tej yam kev mob, kev them nqi, thiab kub.
- Mechanical Stability:
- Lub thickness ntawm electrolyte txheej yog feem ntau nyob rau hauv ntau yam ntawm20-50 microns, ua rau lub roj teeb rhiab heev rau kev puas tsuaj thiab cuam tshuam.
- Kev them nqi ceev txwv:
- Tus nqi them tus nqi ntawm Lithium Polymer roj teeb feem ntau yog nyob rau hauv ntau yam0.5-1C, txhais tau hais tias lub sij hawm them nqi yuav raug txwv, tshwj xeeb tshaj yog nyob rau hauv high tam sim no los yog ceev them tej yam kev mob.
Kev lag luam thiab cov xwm txheej tsim nyog rau Lithium Polymer roj teeb
Lithium Polymer Battery Application Scenarios
- Portable Medical Devices: Vim lawv lub zog siab ceev, ruaj khov, thiab lub neej ntev, Lithium Polymer roj teeb tau siv ntau dua lithium-ion roj teeb hauv cov khoom siv kho mob xws li lub tshuab ua pa, ntsuas ntshav siab, thiab ntsuas kub. Cov khoom siv no feem ntau xav tau lub zog ruaj khov rau lub sijhawm ntev, thiab Lithium Polymer roj teeb tuaj yeem ua tau raws li cov kev xav tau tshwj xeeb no.
- High-Performance Portable Power Supplies thiab Energy Storage Systems: Vim lawv lub zog siab ceev, ceev them thiab tawm lub peev xwm, thiab kev ruaj ntseg, Lithium Polymer roj teeb muaj qhov zoo dua hauv cov khoom siv hluav taws xob ua haujlwm siab thiab cov khoom siv hluav taws xob loj, xws li raws li thaj chaw thiab kev lag luam hnub ci zog cia tshuab.
- Kev siv Aerospace thiab Chaw: Vim lawv lub teeb yuag, lub zog siab ceev, thiab qhov kub thiab txias, Lithium Polymer roj teeb muaj qhov kev thov dav dua lithium-ion roj teeb hauv aerospace thiab chaw siv, xws li cov tsheb tsis muaj neeg tsav dav hlau (UAVs), lub teeb dav hlau, satellites, thiab chaw sojntsuam.
- Daim ntaub ntawv nyob rau hauv Tshwj xeeb Environments thiab tej yam kev mob: Vim lub solid-state polymer electrolyte ntawm Lithium Polymer roj teeb, uas muab kev ruaj ntseg zoo thiab ruaj khov dua li cov kua electrolyte lithium-ion roj teeb, lawv yog ntau haum rau daim ntaub ntawv nyob rau hauv tshwj xeeb ib puag ncig thiab tej yam kev mob, xws li high- kub, high-pressure, los yog high-kev nyab xeeb yuav tsum tau.
Hauv cov ntsiab lus, Lithium Polymer roj teeb muaj qhov tshwj xeeb zoo thiab daim ntawv thov tus nqi hauv qee daim ntawv thov tshwj xeeb, tshwj xeeb tshaj yog nyob rau hauv cov ntawv thov uas xav tau lub zog siab ceev, kev ua neej ntev, kev them nqi ceev thiab kev tso tawm, thiab kev nyab xeeb siab.
Cov khoom lag luam paub zoo siv Lithium Polymer roj teeb
- OnePlus Nord Series Smartphones
- OnePlus Nord series cov xov tooj smartphones siv cov roj teeb lithium Polymer, tso cai rau lawv muab roj teeb lub neej ntev dua thaum tuav tus qauv tsim.
- Skydio 2 Drones
- Lub Skydio 2 drone siv cov roj teeb lithium Polymer high-zog, muab nws nrog ntau tshaj 20 feeb ntawm lub sijhawm ya davhlau thaum tuav lub teeb tsim.
- Oura Nplhaib Health Tracker
- Oura Ring kev noj qab haus huv tracker yog lub nplhaib ntse uas siv cov roj teeb lithium Polymer, muab ob peb hnub ntawm lub roj teeb lub neej thaum ua kom cov cuab yeej siv tau yooj yim thiab zoo nkauj.
- PowerVision PowerEgg X
- PowerVision's PowerEgg X yog lub tshuab ua haujlwm ntau yam uas siv cov roj teeb lithium Polymer, muaj peev xwm ua tiav txog 30 feeb ntawm lub sijhawm ya davhlau thaum muaj peev xwm hauv av thiab dej.
Cov khoom lag luam paub zoo no qhia tau hais tias muaj ntau daim ntawv thov thiab qhov zoo ntawm Lithium Polymer roj teeb hauv cov khoom siv hluav taws xob, cov drones, thiab cov cuab yeej nrhiav kev noj qab haus huv.
Xaus
Hauv kev sib piv ntawm lithium ion vs lithium polymer roj teeb, lithium polymer roj teeb muaj lub zog zoo dua, lub neej ntev dua, thiab txhim kho kev nyab xeeb, ua rau lawv zoo tagnrho rau cov ntawv thov kev ua haujlwm siab thiab kev ua haujlwm ntev. Rau ib tus neeg tau txais kev pabcuam tseem ceeb ua ntej them nyiaj ceev, kev nyab xeeb, thiab txaus siab ua kom haum tus nqi siab dua me ntsis, cov roj teeb lithium polymer yog qhov kev xaiv. Hauv kev lag luam kev lag luam rau kev khaws cia hauv tsev, cov roj teeb lithium polymer tawm los ua qhov kev xaiv zoo vim lawv lub neej zoo dua qub, kev nyab xeeb, thiab kev txhawb nqa. Thaum kawg, kev xaiv ntawm cov roj teeb hom no nyob ntawm cov kev xav tau tshwj xeeb, qhov tseem ceeb, thiab cov ntawv thov.
Lub sij hawm xa tuaj: Plaub Hlis-11-2024