LMFP

 

LMFP

 

Lithium manganese hlau phosphate (LiFexMn 1-xPO4, abbreviated li LMFP), ib qho kev daws teeb meem ntawm lithium hlau phosphate (LiFePO4, abbreviated li LFP) thiab lithium manganese phosphate (LiMnPO4, abbreviated li LMP), nrog rau kev sib xyaw ua ke Kev nyab xeeb ntawm LiFePO4 thiab lub zog siab ceev ntawm LiMnPO4.Nws tuaj yeem xa mus txog 25% lub zog loj dua li cov qauv Lithium Iron Phosphate (LFP hlwb).

 

Yam khoom		Chav tsev	Parameter
Particle loj	D10	ua um	0.327
	D50	ua um	0.936
	D90	ua um	14.786
Qhov chaw tshwj xeeb		m2/g	19.34
Kov ceev		g/cm3	0.98
Moisture		ppm ua	599.2
Li		%	4.3
Mn		%	20.83
Fe		%	13.96
P		%	19.01
C		%	1.88
0.2C thawj qhov tso tawm peev		mAh/g	154.4
0.2C thawj qhov tso tawm ua haujlwm		%	93.26

 

Lithium Manganese Hlau Phosphate (LMP) yog cov khoom siv cathode tshiab tshiab rau cov roj teeb lithium-ion uas tau txais kev saib xyuas tseem ceeb hauv xyoo tas los no. Kab lus no muab cov lus qhia rau LMP, sib tham txog nws lub tswv yim yooj yim, cov khoom, roj teeb kev ua tau zoo, kev tshawb fawb tam sim no, thiab kev cia siab rau daim ntawv thov.

Basic Concept of LMP

LMP yog cov khoom siv cathode rau cov roj teeb lithium-ion uas siv manganese, hlau, thiab phosphate ua nws cov khoom tseem ceeb. Nws cov tshuaj formula yog LiMnFePO4, uas txawv ntawm cov tsoos lithium hlau phosphate (LiFePO4) nyob rau hauv uas nws koom nrog manganese rau hauv lub lattice qauv. Qhov kev sib ntxiv no ua rau muaj zog dua lithium-ion zog thiab kev ua haujlwm ntawm electrochemical rau LMP, thaum tuav nws cov yam ntxwv zoo heev thiab kev ruaj ntseg.

Properties ntawm LMP

(1) Cov yam ntxwv zoo: Cov qauv siv lead ua ntawm LMP belongs rau 橄榄石型, muaj manganese, hlau, phosphorus, thiab oxygen atoms. Cov qauv no ua rau muaj qhov ntom ntom thiab siab ionic conductivity.
(2) Chemical Stability: LMP tseem nyob ruaj khov nyob rau hauv ob qho tib si kub thiab tsis kub, tiv thaiv decomposition los yog theem hloov. Tsis tas li ntawd, qhov ntim me me hloov pauv thaum lub sij hawm them nqi-tso tawm tau zoo txo ​​lub peev xwm fading.
(3) Electrochemical Performance: LMP boasts siab lithium-ion zog thiab electrochemical kev ua haujlwm, ua kom muaj peev xwm them nqi sai. Tsis tas li ntawd, nws muaj lub zog siab ceev thiab lub neej voj voog zoo heev.

Kev ua haujlwm ntawm LMP roj teeb

LMP-based lithium-ion roj teeb muaj cov txiaj ntsig hauv qab no:

(1) Lub Zog Siab Zog: Lub peev xwm theoretical siab ntawm LMP (kwv yees li 150mAh / g) ua rau lub roj teeb khaws lub zog ntawm qhov ceev dua.
(2) Fast Charge-Discharge: Lub siab muaj zog lithium-ion ntawm LMP pab txhawb cov nqi them tawm sai.
(3) Lub Sij Hawm Ntev: Cov qauv ruaj khov ntawm LMP thiab nws cov ntim me me hloov pauv thaum lub sij hawm them-tso tawm ua rau lub neej ntev roj teeb.
(4) Kev Nyab Xeeb Siab: Piv rau NCA (Nitrogen-Cobalt-Aluminium) roj teeb, LMP roj teeb muaj kev nyab xeeb dua, txo qhov kev pheej hmoo ntawm kev sib tsoo lossis tawg.

Kev tshawb fawb tam sim no ntawm LMP

Kev tshawb fawb tam sim no ntawm LMP yog tsom rau kev ua kom zoo rau kev npaj, txhim kho kev ua haujlwm ntawm electrochemical, thiab tshawb nrhiav cov roj teeb tshiab. Cov txheej txheem kev npaj muaj xws li cov txheej txheem solid-state, txoj kev daws teeb meem, thiab cov txheej txheem electrochemical deposition. Cov kws tshawb fawb tseem tab tom tshawb nrhiav txoj hauv kev los txhim kho electrochemical kev ua tau zoo los ntawm doping, txheej, thiab alloying. Tsis tas li ntawd, kev tshawb fawb ntawm cov roj teeb tshiab xws li cov khoom siv hauv lub xeev electrolytes tau ua rau muaj kev vam meej.

Daim ntawv thov Prospects ntawm LMP

Nrog rau kev loj hlob sai ntawm cov tsheb fais fab, lub zog cia khoom, aerospace, thiab lwm yam kev lag luam uas xav tau lub zog siab ceev, them ceev ceev, thiab cov roj teeb uas muaj sia nyob ntev, LMP qhov kev siv ntau yam hauv daim ntawv thov muaj ntau lub sijhawm. Raws li kev tshawb fawb ntawm LMP txoj kev npaj thiab kev ua haujlwm ntawm electrochemical txuas ntxiv mus, nws txoj kev siv dav hauv tsheb hluav taws xob thiab lub zog khaws cia yog cia siab rau yav tom ntej. Qhov no yuav muab kev txhawb zog rau kev txhim kho kom ruaj khov hauv tib neeg lub neej.

Xaus

Lithium Manganese Iron Phosphate (LMP), cov khoom lag luam zoo cathode rau cov roj teeb lithium-ion, muaj zog ceev ceev, kev nyab xeeb zoo, thiab ruaj khov. Nrog rau kev tshawb fawb thiab kev loj hlob ntxiv, nws txoj kev npaj thiab kev ua haujlwm ntawm electrochemical yuav tsum tau txhim kho tau zoo. Nyob rau hauv lub neej yav tom ntej, LMP tau cia siab tias yuav siv dav hauv tsheb hluav taws xob thiab lub zog cia, muab kev txhawb nqa zoo rau kev txhim kho kom ruaj khov.

 

 

 

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