نتایج جستجو برای: lithium iron phosphate
تعداد نتایج: 291469 فیلتر نتایج به سال:
Abstract Lithium metal is considered as the ‘holy‐grail’ among anode materials for lithium‐ion batteries, but it also has some serious drawbacks such formation of dendritic and dead lithium. In this study, interplay external pressure different carbonate‐ ether‐based electrolytes on (ir)reversible expansion lithium during cycling against titanate iron phosphate studied. carbonate‐based without a...
The oxide glass-based anodes for lithium-ion Batteries (LiBs) still suffer from two critical drawbacks, that is, low reversible capacity and electrical conductivity. Here, we report a new way to overcome the drawbacks. Specifically, chose 50Fe2O3–50P2O5 (50Fe50P) glass as anode material LiBs, then thermally treat it at 1118 K (Tg+345 K) 0.5 h under reducing atmosphere (5 mol% H2+95 Ar). thermal...
The lithium-ion cathode material olivine LiFePO 4 (LFP) has been synthesized for the first time from natural paleozoic iron carbonate (FeCO 3 ). ferrous starting consists of mineral siderite at about 92 wt. % purity. Because FeCO divalent iron, reaction with lithium dihydrogen phosphate (LiH 2 PO ) provides a unique method to develop iron-(II) containing LFP in an inert atmosphere. Since is com...
Microporous poly(vinylidene fluoride)/poly(methyl methacrylate) (PVDF/PMMA) membranes were prepared using the phase-separation method. Then, the membranes were immersed in liquid electrolyte to form polymer electrolytes. The effects of PMMA on the morphology, degree of crystallinity, porosity, and electrolyte uptake of the PVDF membrane were studied. The addition of PMMA increased the pore size...
Battery selection remains an up-to-date engineering problem for hybrid and electric vehicle manufacturers. Type of battery its capacity will depend on the trip parameters. An produced with ideal bat-tery type undoubtedly be preferred by customers. Data collected from black boxes trolleybuses operated Malatya Metropolitan Municipality were used in this study. The real road driver characteristics...
Applying the lithium iron phosphate battery online monitoring system to DC power supply of substation is an innovative measure for energy saving and environmental protection enterprises. Nowadays, world advocating use energy-saving environmentally-friendly green resources, which undoubtedly opens up a wider space research batteries. The article focuses on performance analysis system, significan...
To the average person, lithium-ion technology, at least until the last year or so, was represented by the black-box-like batteries in high-end consumer devices such as laptop computers. Mobile phone batteries use similar chemistry, although in that case the batteries are often lithium-polymer types that are frequently described as if they constitute an entirely different technology. The mystiqu...
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