There are increasing cases of lithium-ion battery product recall due to safety problems. The activity and high energy density of Li will bring great problems to the safety of lithium-ion batteries. At present, the screening, inspection methods and standards for the safety performance of lithium-ion batteries, especially the potential safety hazards caused by some potential …
Thermal shock test chamber is a kind of test products to provide extremely high temperature and very low temperature environment and in a short period of time for cold and hot shock environmental test equipment. Mainly used in electronics, communications, materials, instrumentation, scientific research and other fields of product safety and reliability test and product …
Lithium-ion batteries, and a whole sample consisting of non-user replaceable batteries/lithium-ion batteries and their electronics. For non-user-replaced batteries, they should be installed in electronic products as a whole sample for standard lithium-ion battery environmental safety tests; For non-user replacement lithium-ion batteries, they can be placed in electronic products as an overall sample, or the lithium-ion …
1.3 Overcharge test The overcharge of single battery shall be stopped after 1 I1 (A) current constant current charging until the voltage reaches 15 times of the charging termination voltage specified in the enterprise’s technical conditions or the charging time reaches 1h. Observe for 1h. During this process, the battery shall not explode or catch …
Happy Lunar New Year, the of Tiger 2021 was another milestone for DGBELL, the 16th-years company anniversary, and a break through production value to 25 million US Dollars. Further increase the market share in the lithium battery environmental reliability testing and safety testing industry. We just held a gala to celebrate such an important anniversary …
With the continuous advancement of energy technology, the use of electric vehicles has become a viable solution to environmental problems. Compared with other types of batteries, lithium-ion batteries have the advantages of high energy density, long cycle life, easy use and maintenance, etc., and have become the first choice for power batteries for electric vehicles. …
Drop Test National standard GB31241GB/T18287 requirements: fully charged lithium-ion battery square battery six sides of each side fell once, fell to the cement ground, a total of six drops with a height of 1 meter; The positive and negative poles of the circular battery each fell once and the cylinder surface fell four times to …
Since the mass production of lithium battery, it has rapidly led the trend in the field of battery with its excellent performance such as high energy ratio, long cycle life and high electrode voltage. It has an absolute advantage in mobile phone, computer and other industries, and has become one of the important research topics …
Lithium-ion batteries are widely used in various fields such as mobile devices, energy storage and new energy vehicles with their advantages of high cycle life than energy, but compared with other types of batteries, their safety is the main problem that needs to be solved. Lithium-ion batteries produce safety problems mainly through heat generation, and …
3.Protection of hardware facilities The elements of personnel protection have been listed above. It is not difficult to prepare these equipment. The important thing is to use appropriate equipment on appropriate occasions. Laboratory management should standardize this effective document, remove the paralytic thought of test operators and maintain preventive awareness. Regular drills may be as …