In coastal areas, the atmosphere is full of salt fog, which mainly comes from the sea water. These salt fog in the atmosphere have strong corrosive application to commodities and materials. In the process of transportation, if it passes through the sea or coastal areas, the transported goods are likely to be damaged due to …
2.1 Comparison of Structural Safety Requirements UL1973 puts forward more detailed and specific requirements for product shell. For example, there are specific requirements for non-metallic shell, metal shell, wall hanging support handle, cable and terminal. In these aspects, IEC and GB standards have no detailed specification requirements, but only require that the shell shall not …
1.2 Safety Standards for UL Energy Storage Systems UL(Underwriter Laboratories Inc.) The Safety Laboratory is the most authoritative independent and profit-making professional organization engaged in safety testing and identification in the United States, and its main safety standards for electrochemical energy storage are as follows: UL 1973 STANDARD FOR SAFETY ANSI CAN/UL-1973:2018，Batteries of Stationary,Vehicle Auxiliary …
Electrochemical energy storage system has the characteristics of convenient and flexible installation, fast response speed and good controllability, which can significantly improve the power grid consumption capacity of renewable energy sources such as wind and light, improve power quality, smooth the power grid flow, reduce power asset investment, and play an important role in promoting …
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. …