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2021-11-20
Currently, the focus is on the possible impact of a single battery pack failure on other battery packs in the surrounding area. In the future, relevant data can be used to develop a lightweight protective layer that can reduce the distance between the battery packs and protect the battery packs.
The Naval Naval System Engineering Station of the US Naval Surface Warfare Center (NAVSSES) is cooperating with the New Mexico University of Mining and Technology to observe the failure process of lithium-ion batteries using high-speed imaging technology to design safe and reliable ship battery components. During the experiment, the researchers created a battery failure environment under laboratory conditions, caused an explosion by pressure, and used fringe imaging technology to accurately measure the gas density gradient around the battery.
The NAVSSES Energy Conversion R&D Division stated that it is currently focusing on the possible impact of the failure of a single battery pack on other battery packs in the surrounding area. In the future, relevant data can be used to develop a lightweight protective layer that can reduce the distance between the battery packs and protect the battery packs.
The fringe imaging technology takes 250,000 frames per second to study the relative velocity of shock waves and helps researchers track battery explosives. The captured data will be compared with the dynamic pressure measurement data to determine the amount and speed of gas generated by battery failure and identify shock waves.