EV battery

Lithium battery safety three test: acupuncture/impact/squeeze

by：Vglory 2021-03-24

Lithium battery safety three test: acupuncture/electric shock/squeeze 1. Battery test: acupuncture test conditions: 18650 battery is fully charged, with a 3mm steel nail from the battery vertical direction through the battery (the steel needle stays in the battery for 1min), no fire Failed to explode. 2. Battery impact test: Test conditions: After the battery is fully charged, the weight of 9.1kg falls freely from a height of 0.61m onto a steel rod with a diameter of 15.8mm (the steel rod is on the test battery). Any fire and explosion cannot be judged as qualified. 3. Battery pinch test: Test conditions: Fully charge the battery, place it between the two kneading surfaces of the kneading device, gradually increase the pressure to 13KN, and keep the pressure for 1 min. Any fire and explosion cannot be judged as qualified. Put the battery like this so it won't explode. This kind of battery is usually called a real 18650 battery. It can be used for digital cameras, children's products, remote control aircraft, electronic cigarettes, strong flashlights, portable speakers, etc. The battery is planned according to the specific requirements of the product to ensure the two-layer safety of the battery. Disclaimer: Some pictures and content of the articles published on this site are from the Internet. If there is any infringement, please contact to delete. Previous: Tips to prevent cell phone battery incidents

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