Tom qab overcharging lub lithium roj teeb cell mus rau ib tug voltage saum 4.2V, nws yuav pib muaj kev phiv. Qhov siab dua qhov overcharge voltage, qhov txaus ntshai.
Cov ntaub ntawv anode siv tau hauv lithium ion roj teeb yog cov khoom siv carbon, xws li cov khoom siv graphite, ntuj graphite, mesophase carbon microspheres, roj av coke, carbo...
Xyoo 1970, MS Whittingham, uas hloov Exxon, ua thawj lub roj teeb lithium siv titanium sulfide ua cov khoom zoo electrode thiab lithium hlau ua cov khoom tsis zoo electrode.
Qhov zoo ntawm lithium roj teeb, xws li tus kheej qis qis qis thiab maj mam tawm qhov hluav taws xob, ua kom lub pacemaker implanted rau hauv tib neeg lub cev ua haujlwm tau nte...
Cov roj teeb lithium yog ib hom roj teeb uas ua los ntawm cov hlau lithium lossis lithium alloy ua cov ntaub ntawv zoo / tsis zoo electrode, siv cov tshuaj tsis muaj dej electro...
Thaum Lub Kaum Hli 22, 2014, National Development thiab Reform Commission, Ministry of Finance, Ministry of Industry thiab Information Technology, Ministry of Environmental Prot...
Wave zog: hais txog dej hiav txwv yoj zog. Qhov no yog ib qho inexhaustible thiab muaj kuab paug-dawb lub zog tauj dua tshiab. Nws tau kwv yees tias dej hiav txwv nthwv dej hauv...
Kev loj hlob sai ntawm Tuam Tshoj txoj kev xav tau ntawm lub zog tau tawg nws qhov ntev-sawv zog rau tus kheej txaus lub zog mov qauv. Txij li thaum xyoo 1993, Tuam Tshoj tau dh...
Kev tshawb nrhiav thiab kev tsim lub zog tshiab thiab txuas ntxiv mus, nrog rau kev tshawb nrhiav cov txheej txheem siab heev los txhim kho kev siv hluav taws xob zoo, tau dhau ...
Lub tswv yim rau Tuam Tshoj txoj kev loj hlob yav tom ntej ntawm lub zog tshiab tuaj yeem muab faib ua peb theem: thawj theem yog kom ua tiav kev lag luam ntawm qee lub zog tshi...
Russia yog lub teb chaws loj tshaj plaws ntawm cov khoom siv hluav taws xob nplua nuj nyob hauv lub ntiaj teb, nrog rau cov khoom siv hluav taws xob thiab kev xa tawm, roj tsim ...
Thaum Lub Peb Hlis 16, 2015, 23 Ministry suav nrog National Development thiab Reform Commission, Ministry of Finance, thiab Ministry of Science thiab Technology tau tuav lub roo...
