October 2024

6. Differential Pressure Airtightness Tester

Talk about Differential Pressure Airtightness Tester: High-precision airtightness testing equipment that makes leaks invisible

Differential pressure airtightness tester determines the airtightness by comparing the pressure difference between the standard and the test article, with high accuracy, low interference and good repeatability, but with high cost and complicated operation. Widely used in automotive, aviation, medical and other fields, market demand growth. The use of the standard need to pay attention to the integrity of the standard, consistent environment and data interpretation.

New Energy Electric Vehicles

In-depth analysis of the battery pack air tightness testing standards, an article to read the principles and methods

This paper describes in detail the importance, principles and methods of airtightness testing of new energy battery packs. The article describes the main application areas of battery packs and emphasizes the key role of airtightness testing in ensuring the safety of battery packs. The national testing standard GB 38031-2020 is introduced, and the three testing methods of pressure decay method, helium leakage detection method and water immersion method are explained in detail. Finally, the new energy testing equipment provided by JCGK was introduced, emphasizing the importance of ensuring the quality and safety of battery packs through strict testing.

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