Nokia BL-4C 950mAh Li-ion Battery

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The company chose the name Shenxing (an ancient Chinese phrase praising speed) to represent its goal of creating value for ordinary people as it strives to bring it to market at extreme speed.

Liu, T., Ge, S., Yang, X.-G. & Wang, C.-Y. Effect of thermal environments on fast charging Li-ion batteries. J. Power Sources 511, 230466 (2021). Wang, C. Y. et al. Lithium-ion battery structure that self-heats at low temperatures. Nature 529, 515–518 (2016).

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We define battery life and the processes causing battery degradation, then review the sparse literature empirically testing battery degradation. As degradation and the impact of charging speeds are dependent on the size and type of battery, we use web searches to synthesize information on how choosing different charging options affect battery life for common EV models in the UK. CATLs new fast-charging LFP battery is equipped with in-house technology, including fast ion ring technology, a new superconducting electrolyte formulation, and an ultra thin and safer separator.

Ogihara, N. et al. Theoretical and experimental analysis of porous electrodes for lithium-ion batteries by electrochemical impedance spectroscopy using a symmetric cell. J. Electrochem. Soc. 159, A1034–A1039 (2012). Han, J.-G. et al. An electrolyte additive capable of scavenging HF and PF5 enables fast charging of lithium-ion batteries in LiPF6-based electrolytes. J. Power Sources 446, 227366 (2020).All batteries degrade with time and use. Most EVs have a warranty for eight years or 100,000 miles, whichever is earlier. An EV battery is considered at end of its life if it no longer maintains 80% of total usable capacity and has more than 5% self-discharge rate over a 24-hour period (Engel et al. 2019). Accelerated battery degradation can be caused by charging and discharging patterns, such as repeatedly using the entire capacity of a battery, or repeated rapid charging (IEA 2020). The transition to electric vehicles (EVs) is seen as an important means to reduce global carbon emissions from the transport sector, but a number of barriers to mass adoption of EVs have been identified. Technical concerns such as battery range, charging time, and battery life are prominent among these, particularly for battery-only EVs as compared to hybrids (Biresselioglu, Kaplan, and Yilmaz 2018). Increased battery sizes increase the range of EVs and the provision of rapid charging infrastructure reduces charging time, but we ask what effect these have on the third concern of EV battery life?

Yang, X.-G., Zhang, G. & Wang, C. Y. Computational design and refinement of self-heating lithium ion batteries. J. Power Sources 328, 203–211 (2016).Mass production is expected by the end of the year with new EVs equipped with the fast-charging battery avaialable on the market in the first quarter of 2024. Like propellers, LiPo batteries are a consumable in the hobby, however they should last longer than your props, as long as you treat them well! I mentioned internal resistance earlier, this is what kills your batteries over time. The more you use a LiPo, the more the internal resistance increases. Internal resistance can be thought of as a component within your battery that uses electrical energy, leaving less power for your motors. McBrayer, J. D. et al. Calendar aging of silicon-containing batteries. Nat. Energy 6, 866–872 (2021). The electricity that comes into our households from the grid is Alternating Current (AC). Most modern electronics, including EVs, use Direct Current (DC) for their operation. During AC charging of EVs, current from the grid is converted into DC using the on-board inverter, whereas in DC charging, the rapid or ultra-rapid charger converts AC into DC. Colclasure, A. M. et al. Electrode scale and electrolyte transport effects on extreme fast charging of lithium-ion cells. Electrochim. Acta 337, 135854 (2020).