What are the reasons that affect the life of lithium batteries?
by:Vglory 2021-05-01
1. Under normal circumstances, do not mix lithium batteries with metal objects, lest the metal objects touch the positive and negative electrodes of the lithium battery and cause a short circuit, damage the lithium battery or even cause danger. Lithium batteries should be stored in a ventilated and dry environment away from high temperature and soft fire sources. Beware of high temperature, soft and high humidity affecting the performance and corrosion of the lithium battery. 2. According to the conventional design of the car, the power consumed by the starter every time the vehicle is driven must be replenished after the vehicle has traveled for 8-10 kilometers. At present, some riders are driving short distances and are still on congested roads, so the electricity consumed when starting the engine cannot be fully recharged. The next time the engine is started, a lot of battery capacity will be consumed to start the engine, so that the battery will start a vicious circle. , Resulting in insufficient battery storage. When the storage capacity of the battery is less than 1/2 of the capacity, the battery begins to reduce its life in a geometric progression. 3. Different lithium batteries have different optimal operating temperatures. Too high or too low temperatures will affect the service life of lithium batteries. As the temperature decreases, the discharge capacity of lithium batteries will decrease. This is because as the temperature decreases, the ionic conductivity of the electrolyte decreases, causing the internal resistance of the lithium battery to increase rapidly, resulting in poor output performance of the lithium battery at low temperatures. 4. The improper working environment of the lithium battery will directly affect the length of life: the charging temperature of the lithium battery is 0℃~45℃, and the discharging temperature of the lithium battery is -20℃~60℃; during the charging and discharging process of the lithium battery, do not use the lithium battery. Phenomena such as overcharging and overdischarging. Incorrect operating methods when working with lithium batteries, such as short circuits, are also the cause of the decrease in the service life of lithium batteries. Regarding the charging of lithium batteries, we should use a regular matching lithium battery charger to charge the battery. 5. The influence of internal factors of lithium batteries: such as side reactions of lithium batteries; irreversible consumption of active materials in lithium batteries; for large lithium batteries, the battery has a large operating current and slow heat dissipation, which is easy to damage the battery structure; additional to lithium batteries The safety protection measures should be maintained by the power supplied by the lithium battery. Disclaimer: Some pictures and content of articles published on this site are from the Internet. If there is any infringement, please contact to delete. Previous article: Analysis of lithium batteries and their advantages
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