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How to guard against explosion of lithium battery pack?

by:Vglory      2021-03-04
At present, in view of the flammability of the electrolyte of lithium battery packs, new energy supply methods can be used, such as the use of human kinetic energy to supply energy to electronic devices. This method is still in the laboratory stage. Another very straightforward method is to add a flame retardant to the existing electrolyte. However, in order to complete the flame retardancy, it is necessary to add a large amount of flame retardant to the electrolyte, which will correspondingly reduce the ionic conductivity of the electrolyte and significantly affect the electrochemical performance and energy density of the lithium battery. Recently, researchers at Stanford University in the United States have created a new type of intelligent electrostatic spinning separator, which has a heat trigger mechanism and contains a flame retardant inside, which can be used to guard against burning of lithium batteries. In this structure, the flame retardant is packaged inside the polymer protective shell to prevent the flame retardant from dissolving straight into the electrolyte, thereby negatively affecting battery performance. When the heat inside the lithium battery pack is too high, the battery protective shell will dissolve due to the high temperature and release the flame retardant, thereby effectively inhibiting the burning of the highly flammable electrolyte. 1. Use the original charger: the charging time is the high incidence period of lithium battery pack explosions. The original charger can guarantee the battery safety better than the compatible charger. 2. Use reliable batteries: Try to buy original batteries or batteries from well-known brands in the market, such as lithium batteries for energy storage. Do not buy second-hand or parallel products to save money. Such batteries may be repaired and are not as reliable as original batteries. 3. Do not place the battery pack in extreme environments: High temperature, collisions, etc. are all important causes of lithium battery pack explosions. Try to keep the battery in a stable environment away from high temperatures. 4. Don't try to modify: After modification, the battery may be in an environment that has not been considered before, which adds a new safety hazard. 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: What are the methods for lithium battery packaging?
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