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Sino Science&Technology Battery Co.,ltd is a high-tech production enterprise which specialize in the R&D and production of Lifepo4 batteries,energy storage battery,portable UPS power supply,personalized customization lithium battery pack etc .
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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:2024-12-12 Hits: Popular:AG11 battery
Self-Discharge of Lithium-Ion Batteries
Self-discharge is an inherent characteristic of lithium-ion batteries that affects their long-term storage and overall performance. Self-discharge refers to the gradual loss of charge of a battery when it is not in use or connected to a load.
The rate of self-discharge in lithium-ion batteries is relatively low compared to some other battery chemistries. However, it still has an impact. The self-discharge rate is influenced by several factors. The quality of the battery materials and manufacturing process play a role. Higher quality electrodes and electrolytes can result in a lower self-discharge rate. The temperature also affects self-discharge. As the temperature increases, the self-discharge rate typically accelerates. For example, storing a lithium-ion battery in a hot environment can cause it to lose its charge more quickly than in a cooler place.
The state of charge (SOC) of the battery also matters. Batteries at a higher SOC tend to have a higher self-discharge rate than those at a lower SOC. Over time, self-discharge can lead to a reduction in the available capacity of the battery. This is especially important for applications where the battery needs to be stored for long periods and then used, such as backup power systems or portable electronics that are not used frequently. To mitigate the effects of self-discharge, some lithium-ion batteries are equipped with a low-power standby mode or a sleep mode where the self-discharge rate is minimized. Additionally, proper storage conditions, such as storing the battery at a moderate temperature and at an appropriate SOC level, can help to reduce the impact of self-discharge. Ongoing research aims to further understand and control the self-discharge process in lithium-ion batteries to improve their long-term reliability and usability.
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