How to perform air tightness testing of automotive lithium batteries? Summary of different lithium battery air tightness testing methods
2022.08.17
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Due to the strict control of fire safety in various cities, electric vehicles are basically not allowed to enter indoors and can only be placed outdoors.Many manufacturers have paid attention to the sealing performance of lithium batteries, the most important component of electric vehicles, and will increase their production processes.Lithium battery air tightness testingOr lithium battery waterproof testing. Only by ensuring the air tightness of the lithium battery can the service life of the lithium battery in the battery car be guaranteed.

Picture: To be carried outAir tightness testLithium battery physical picture

So for lithium batteriesAir tightness testingHow is the method carried out? Lithium batteryAir tightness testingHow to operate?Lithium battery air tightness test methodWhat are they? In response to these problems, Hirays Technology will give you a brief introduction in this article.

For electric vehicle lithium batteriesAir tightness testingMethod, we use Hirays Technology’sLithium battery air tightness testThe case is used as a reference to introduce it to everyone.

Picture: lithium batteryAir tightness testCase diagram

Lithium battery air tightness testingMethod steps:

As shown in the figure above, the lithium battery isAir tightness testWe need to prepare oneAir tightness detector, you also need to customize a set of tooling and a set of molds that exactly match the lithium battery. The combination can be completed by connecting the air pipe and power supply.Air tightness tester.

The specific test methods are as follows:

1. willAir tightness detectorIt is connected to the test tooling mold through the air source air pipe. The air supply pressure of the air source part is 0.4-1.2MPA, and cannot exceed this range.Connect the power cord, the voltage requirement is 220V.

2. According to the test requirements, set the test parameters and at the same timeAir tightness detectorSelect the test program to the set program.

3. Put in the lithium battery product to be tested and start testing. The instrument will automatically determine whether the product is a good product or a defective product based on the parameters we set.

Picture: new energy vehicle battery, electric vehicle battery, lithium battery, battery packAir tightness testingSummary

differentLithium battery air tightness testThe test methods are similar. The only difference is that they are customized according to customer needs. Some customers choose multi-station or multi-channel models because of the high production capacity of the production line.Air tightness tester.Some customers' production lines have low production capacity and may choose single-station ones.Air tightness tester.However, the testing principles are basically the same, but the selection is different. Since the shapes of lithium batteries are different, the tooling molds are all customized individually.

 

For lithium batteriesAir tightness testThis article will briefly introduce the method to you. If you want to know more about lithium batteries or new energy vehicle batteries, electric vehicle batteries, lithium batteries, and battery packsAir tightness testingmethod or want to get more other related productsAir tightness testYou can directly contact the contact information on the official website of Hiraysi Technology, and we will contact you as soon as possible.

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