Is there a difference in life between blade batteries and ternary lithium-ion batteries?
by:Vglory 2021-03-05
From the structural point of view, the blade battery introduced is attributed to the lithium iron phosphate battery. It is to lengthen the cell of the power lithium battery to make the shape of a single cell flat and narrow. Although it still retains the structure of the module, it is bundled with multiple blades to form a module, and after a few large modules are combined As a battery, the overall idea is to reduce the module structure and single connection wiring harness, and improve the packaging efficiency. At the same time, it can greatly increase its energy density. Using iron as the battery raw material is cheap. The lithium iron phosphate battery uses lithium iron phosphate (LiFePO4 as the positive electrode material. Two is not heavy and has little environmental pollution. The voltage is 3.2V. The PO bond in the lithium iron phosphate ion crystal Stable, so there will be no leakage when stored at zero voltage, high safety under high temperature conditions or overcharge, fast charging, high discharge power, no memory effect, high cycle life, poor low temperature function, positive electrode The tap density of the material is low, the energy density is low, and the yield and consistency of the product are also questioned. The nickel salt, cobalt salt, and manganese salt are used as three different component shares for different adjustments. The full name of ternary lithium ion battery is Ternary material batteries generally refer to lithium-ion batteries that use nickel cobalt manganese lithium ion (LiNiCoMnO2NCM or nickel cobalt aluminate lithium ion (NCA) ternary cathode materials. So called ternary batteries include many different types of batteries. From It can be divided into soft-pack batteries, cylindrical batteries and square hard-shell batteries. Its nominal voltage can reach 3.6-3.8V. The energy density is relatively high, the voltage platform is high, the tap density is high, the cruising range is long, and the output power is relatively high. Large, poor high temperature stability, but excellent low temperature function, and relatively high cost. Statement: Some pictures and content of the articles published on this site are from the Internet, if there is any infringement, please contact to delete the previous article: Security analysis of blade battery
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