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At present, the general cycle life of 3.7V 18650 lithium battery can reach 500~1000 times

How long would an 1865 lithium-ion battery last?

At present, the general cycle life of 3.7V 18650 lithium battery can reach 500~1000 times, Battery recycling line and the general life of 3.2V 18650 battery can reach more than 2000 times. Of course, the premise is that the qualified batteries of regular manufacturers will have a short life if they are defective or counterfeit batteries. The service life of 18650 lithium battery is only two to three years.

The lithium-ion battery can be charged and discharged 300-500 times. lithium battery welding machine It is best to emit only part of the lithium-ion battery, not all, and often to avoid doing so altogether. Once the battery is offline, the clock starts to move. Whether you use it or not, the lithium-ion battery only lasts two to three years.

The life of 18650 lithium battery is generally 300 to 500 charging cycles. mounting machine Assuming that the power provided by a complete discharge is Q, if the power drop after each charging cycle is not considered, the lithium battery can provide or supplement 300Q-500Q power during its life. From this we know that if you charge with 1 every time, you can charge 600-1000 times; If you use one every time, you can charge it for 900 ~ 1500 times. By analogy, if the charge is random, the quantity is uncertain.

People often hear the Chinese say that the life of a lithium-ion battery is“500 times”. The working principle of a lithium-ion battery in the sense of“Multiple” is the cycle life, that is to say, such a company's charge and discharge time cycle is completely different, the industry test and analysis method is: discharge depth x charge times = cycle economic life, at the digital discharge depth of 80% , at least 625 charge and discharge, that is, 80% x 625 = 500(multiples) .

In short, no matter how to charge, the total power supply into the 300Q ~ 500Q power supply is constant. So here's another way of thinking: the life of a lithium-ion battery depends on the total charge, not the number of times the battery is charged. The effects of deep charging and shallow charging on lithium life are similar.

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