ISSN 1608-4039 (Print)
ISSN 1680-9505 (Online)


Литиевые электрохимические системы

Electrochemical System of LiTi?(PO?)? | 1 M Aqueous Li?SO? | LiFePO? and Prototypes of the Lithium-Ion Battery Based on it

The use of aqueous electrolyte in lithium-ion energy storage systems can choose some of the problems associated with the use of electrolytes based on organic solvents, such as a risk of ignition of an abnormal violation of tightness and the sensitivity of operational parameters to production conditions. As part of the development of one of these systems, LiTi2(PO4)3 | aqueous Li2SO4 (1 mol?l ?

Vanadium-Doped Bronze Titanium Dioxide as Anode Material for Lithium-ion Batteries with Enchanced Cycleability and Rate Performance

Nanotubes of bronze titanium dioxide (TiO2(B)) doped with vanadium were synthesized through hydrothermal reaction. The obtained material possesses mesoporous structure and large specific surface area of 180 m2/g. It was found that the incorporation of vanadium into TiO2(B) lattice increases the volume of a unit cell. Additionally, the conductivity rose up to three orders of magnitude for doped titanium dioxide reaching the value of 1.70 ? 10 ? 8 S/cm.

The influence of ultrasound on nucleation in electrodeposition of lead dioxide on a nickel substrate

The effect of ultrasound on the electrodeposition of lead dioxide from lead (II) nitrate on a nickel substrate was studied. It was shown that the highest electrochemical characteristics are observed for the prototypes of backup power sources based on the Pb/HClO4/PbO2 system, in which lead dioxide obtained by electrodeposition under the influence of an ultrasonic field on a nickel substrate was used.

Simulation and estimation of lithium-sulfur battery charge state using fuzzy neural network

The possibility of determining the charge state of lithium-sulfur batteries using the ANFIS model was estimated. Easily measurable in practice physical quantities were used as input parameters of the model. They are the battery voltage, the rate of its change and the number of previous cycles. The analysis of ANFIS models with various parameters (the number and type of membership functions) was carried out. It was shown that ANFIS is a model that makes it possible to estimate the charge state of a lithium-sulfur battery with the accuracy of more than 95%.

Flow batteries based on organic redox-systems for large-scale electric energy storage

Redox flow battery technology has been known since the 1970s. Their low specific characteristics have been of interest for a long time. Practical interest has arisen in recent decades because of the intensive development of alternative energy (such as solar and wind) and the regulation of peak loads in industrial networks.

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