Reasons for lithium-ion battery bulging and ways to avoid it?

17
July 2024

In the process of using batteries, people always encounter a variety of problems, I hope that this article can help you!

 

Battery bulge causes:


1、Battery manufacturing problems

Batteries in the production process there may be process control is not strict, improper selection of materials and other issues, resulting in internal defects in the battery, easy to use in the process of bulging phenomenon. Recognize the GSO brand, we have a standardized production process, strict selection of materials, precise control of product quality!

 

2、Improper charging

Overcharging or charging for too long will cause the chemical reaction inside the battery to go out of control and produce too much gas, thus making the battery shell bulge. In addition, the use of incompatible chargers or charging incorrectly may also trigger the bulging problem!

 

3、High temperature environment

Batteries stored at high temperatures for a long time, will accelerate the internal chemical reaction of the battery, resulting in increased battery temperature, which in turn triggered the phenomenon of bulging.


4、Battery aging

With the growth of the use of time, the battery performance will gradually decline, the internal resistance increases, prone to bulging and other failures. It is necessary to choose high-quality products, such as GSO wall mounted batteries, high security, high cycle times, high temperature performance is good!

 

Avoidance measures:

 

1、Choose high-quality batteries:

Purchase branded, quality-assured battery products, avoid purchasing low-quality batteries, as they may lack the necessary safety protection measures.For example, this wheeled battery from GSO is not only of good quality, but also has a perfect after-sales service.As shown in the figure below:



2、Optimize the charging environment:

Try to avoid charging in high-temperature environments, optimize the vehicle charging system, control the charging speed and charging current, in order to reduce the internal chemical reaction and gas expansion due to high temperature.

 

3、Increase the battery safety protection measures

In the battery design and assembly process to add more safety protection measures, such as thickening the battery shell, increase the temperature control device, etc., which can effectively reduce the risk of battery packs.

 

4、Regular inspection of the battery status

Regular inspection of the battery status, including charging status, temperature, etc., in order to timely detection and treatment of potential problems.

 

5、Appropriate reduction of battery capacity

Some battery manufacturers reduce the battery capacity to reduce the risk of battery bulging, because smaller battery capacity requires less charging current, thus reducing the internal stresses.

 

6、Use the appropriate charger

Avoid overcharging, timely charging, and use a charger compatible with the battery.

 

7、Avoid over-discharge

Timely charging, avoid over-discharge of the battery, in order to prevent damage to the internal structure of the battery.

 

8、Avoid exposing the lithium battery to high temperatures

Stored in a cool and ventilated place to reduce the battery internal chemical reaction and gas generation.

 

9、To avoid physical damage to the lithium battery

Gently put and hold, to avoid external physical impact or extrusion resulting in damage to the battery internal diaphragm layer.

 

10 、Purchase lithium batteries that meet quality standards

Choose reliable brands and suppliers, such as GSO, to ensure the quality and safety of batteries.

 

The above methods can help to home a good and efficient use of the battery, want to maintain the performance of the battery, usually pay attention to the use of the correct method, in addition to the purchase of batteries, it is best to choose the brand. More products questions can be consulted online GSOWhere is the sun,there is power!


---Carla Zhao

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