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How to choose lithium battery for electric vehicle

At present, lithium batteries have become the choice of more and more electric bicycle owners. ​LiFePO4 lithium batteries ,So how to choose a lithium battery with good quality and high safety among the many lithium batteries in the market?

 

Lithium iron phosphate battery PK ternary lithium battery:

Although the lithium iron phosphate battery and the ternary lithium battery are both lithium batteries, their working principles are the same, but the main difference is the positive electrode material. The lithium iron phosphate battery uses lithium iron phosphate as the positive electrode material, while the ternary lithium battery uses nickel cobalt Lithium manganate or lithium nickel cobalt aluminate is used as the positive electrode material.

 

1: From the point of view of safety, the combustion temperature of the electrolyte of the ternary lithium battery is 200 °C, while the combustion temperature of lithium iron phosphate is 800 °C. The reported electric vehicle batteries are basically ternary when they burn or explode. lithium battery. From a safety point of view, lithium iron phosphate batteries win.

 

2: From the perspective of service life, the number of cycles of the ternary lithium battery is about 350 times, and the number of cycles of the lithium iron phosphate battery is more than 2000 times. In terms of service life, lithium iron phosphate batteries win.

 

In summary, lithium iron phosphate batteries are the best choice for electric vehicle owners.

 

 

like:

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​How to judge the quality of lithium battery