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Research on the strategy of lithium-ion battery–supercapacitor …
As shown in Figure. 3, when the strategy proposed in this paper is not used, the charging and discharging of the battery is very frequent but the charging and discharging of …
Dynamic cycling enhances battery lifetime | Nature Energy
Lithium-ion batteries degrade in complex ways. This study shows that cycling under realistic electric vehicle driving profiles enhances battery lifetime by up to 38% …
Study of lithium-ion battery module external short circuit risk and ...
(a) Voltage and current curves and (b) temperature curves of the battery module; (c) Voltage curves of cells during the ESC test 1; (d) enlarged sections of (c). In Stage ① (0– …
Rapid determination of lithium-ion battery degradation: High C …
This study provides a facile process to analyze intricate degradation modes at high-current cycling within a limited time, which may be useful in the evaluation of on-board …
Electro-thermal model for lithium-ion battery simulations
In Fig. 1, U b is the load terminal voltage of the lithium battery. U oc (S oc) is the OCV, which is a function of the state of charge (SOC) value. U p1 and U p2 are the …
Effects of Different Charging Currents and Temperatures on the …
Lithium-ion power batteries, which are the foundation of electric cars and are expected to play a significant role in a variety of operating environments and application …
Rapid determination of lithium-ion battery degradation: High …
This study provides a facile process to analyze intricate degradation modes at high-current cycling within a limited time, which may be useful in the evaluation of on-board …
Measurement of the Temperature Influence on the Current …
Then the temperature was first stabilized at the desired value before the battery was (dis-)charged with a current of C/20 to the voltage U Start at which the target voltage …
Efficient high-rate aqueous alkaline battery with dual-ion ...
ion battery with Na+ and OH intercalating anode and cathode. Despite the oxygen-evolving cathode, the battery exhibits high Coulombic efficiency because oxygen evolution is …
Investigation on lithium-ion battery degradation induced by …
Fig. 2 (a) shows the battery current variations at different C-rates during one charging test at 25 °C. When the battery was charged at 1 C, the battery current curve first …
A comparative study of the LiFePO4 battery voltage models under …
Under the FR condition, the battery performs high-frequency bidirectional energy throughput, and the current fluctuation is significant. The historical path of charge and …
Effects of Different Charging Currents and Temperatures on the …
The findings demonstrate that while charging at current rates of 0.10C, 0.25C, 0.50C, 0.75C, and 1.00C under temperatures of 40 °C, 25 °C, and 10 °C, the battery''s …
Lithium-ion battery modeling under high-frequency ripple current …
It can better describe the output voltage curve of the battery at constant current. The first thing to discuss is whether high frequency ripple current affects the voltage output …
Battery charge/discharge curves over time: (a) current variations ...
Figure 3 shows the current and voltage curves during the battery charge and discharge over time. As the number of cycles increased, although the curves retained a similar shape, various...
Influence of Current Rate on the Degradation Behavior of Lithium …
Based on our previous work, 24–25 it was observed that a high current rate would cause a comparatively severer temperature rise, battery non-uniformity and degradation rate, …
Lithium-ion battery smoothing power fluctuation strategy for DC ...
As shown in Figure 7 to Figure 9, in fact, whether it is a high-capacity or a low-capacity lithium-ion battery, they can quickly suppress sudden fluctuations, because these …
Remaining useful life prediction of high-capacity lithium-ion …
Remaining useful life (RUL) is a key indicator for assessing the health status of lithium (Li)-ion batteries, and realizing accurate and reliable RUL prediction is crucial for the …
Modeling Battery Aging Through High-Current Incremental …
In this work, we propose the area under the main peak of the high-current IC curve as an indicator of the discharge capacity at 4C under a multistep fast charging scenario. …
Strategies for smoothing power fluctuations in lithium-ion battery ...
A reasonable HESS energy allocation strategy can effectively reduce the peak current of the lithium-ion battery and absorb energy more efficiently, thus effectively extending …