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Shenzhen Green Power Energy Battery Co.,ltd specializes in a wide range of digital battery such as environmental cylindrical 18650 21700 32700 26650 14500 18500 lithium ion rechargeable battery, LifePO4 battery, 3.7V lithium polymer battery, NiMH battery, NiCD battery, dry cell battery, alkaline battery, heavy duty battery, button cell battery etc. we devote to R&D, innovation, production & sales. With automatic production machines we have been exported goods to all over the world over 15years. We have complete exported certificate such as KC, CE, UL, BSCI, ROHS, BIS, SGS, PSE etc
Dongguan Datapower New Energy Co.,ltd is a high-tech production enterprise which specialize in the R&D and production&sale of lithium polymer batteries,drone battery,airplane batteries &battery pack etc.
Anhui Seong-hee New Energy Technology Co.,ltd is a high-tech production enterprise which specialize in the R&D and production of primary batteries. And mainly produces and sells alkaline batteries & carbon zinc batteries. there are size AA, AAA, C, D, 9V etc
Guizhou STD Battery Co.,ltd is a high-tech production enterprise which specialize in the R&D and production & sale of lithium polymer batteries, drone battery, airplane batteries & battery pack etc.
release time:2025-04-18 Hits: Popular:AG11 battery
Lifespan of Cylindrical Lithium - ion Batteries
The lifespan of cylindrical lithium - ion batteries is influenced by multiple factors, and understanding these can help users maximize the battery's useful life.
One of the primary factors affecting the lifespan is the number of charge - discharge cycles. Each time a cylindrical lithium - ion battery is charged and then discharged, it undergoes a certain amount of wear and tear. As the number of cycles increases, the battery's capacity gradually decreases. For example, a typical high - quality 18650 cylindrical lithium - ion battery may have a cycle life of around 500 - 1000 cycles before its capacity drops to 80% of its original value. Beyond this point, the battery may no longer be able to meet the performance requirements of the device it powers.
Operating temperature also plays a crucial role in the lifespan of cylindrical lithium - ion batteries. High temperatures can accelerate the chemical reactions inside the battery, leading to faster degradation. When a battery is exposed to temperatures above its recommended operating range, such as in a hot environment during summer months or in a poorly - ventilated area near a heat source, the electrolyte may decompose, and the electrodes may experience corrosion. This can cause a significant reduction in the battery's capacity and lifespan. On the other hand, extremely low temperatures can also affect the battery's performance. At low temperatures, the chemical reactions slow down, reducing the battery's ability to deliver power and increasing the internal resistance.
Charging and discharging methods can also impact the lifespan. Overcharging a cylindrical lithium - ion battery can cause the battery to overheat and damage the electrodes. Similarly, over - discharging can lead to irreversible damage to the battery's cells. To extend the lifespan, it is recommended to use proper charging and discharging techniques. For example, using a charger with built - in protection circuits to prevent overcharging and not allowing the battery to discharge below its recommended cut - off voltage.
In addition, the quality of the materials used in the battery manufacturing process can affect its lifespan. High - quality electrodes, electrolytes, and separators are more likely to result in a battery with a longer lifespan. Manufacturers that use advanced manufacturing techniques and high - grade materials can produce cylindrical lithium - ion batteries that are more durable and can withstand a larger number of charge - discharge cycles.
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