1. Freezing method for repairing bulges in aviation model polymer lithium-ion batteries: Wrap your aviation model lithium-ion battery in a dry towel, then wrap it in newspaper on the outermost layer, and put it in the refrigerator for 12 hours. After that, take it out. The battery shape will be rest...

K-value of lithium-ion batteriesThe K value refers to the voltage drop of a battery per unit time, usually expressed in mV/d, used to measure the self discharge rate of lithium-ion batteries.The commonly used K value measurement methods are as follows:Measure OCV1 at time t1Measure OCV2 at t2K is eq...

The report on the development and prospects of China's lithium-ion battery cathode material market during the 13th Five Year Plan (2017 version) released by Car Research Consulting analyzed a total of 200 lithium-ion battery cathode material companies, including 39 listed companies in Shenzhen,...

oneWhat is an A-grade battery cell?A-grade battery cells are usually ordered directly by the factory using the battery cells to the battery cell factory. The battery cell factory arranges production based on its own production capacity and technical capabilities, and through a series of battery cell...

When it comes to battery explosions, the first thing that comes to mind for everyone may be lithium battery explosions! But according to foreign media reports, a fire broke out at a port in Italy, burning hundreds of Maseratis waiting to be exported to the Middle East, leaving only their skeletons....

What is a 21700 batteryWhat is a 21700 battery? The meaning of 21700 battery specifically refers to a cylindrical battery with an outer diameter of 21mm and a height of 70.0mm. Currently, companies from multiple countries such as South Korea, China, and the United States are using this model. At pre...

Range, range, range... When consumers choose electric vehicles, the most important thing to consider is the range performance. This automotive indicator is translated into the field of power batteries, which is: density, density, densityWhat is the current energy density performance of power batteri...

Graphene battery: Graphene battery is a honeycomb like planar thin film formed by sp2 hybridization of carbon atoms. It is a quasi two-dimensional material with only one atomic layer thickness, so it is also called single atomic layer graphite. A new energy battery has been developed by utilizing th...

The ability to repair a burnt battery in an electric vehicle depends on the specific situation.1. Economically speaking, if there is a significant difference between the cost of battery repair and the cost of purchasing a new battery, and there is still a considerable service life after repair, it c...

The new installation method of valve regulated sealed lead-acid batteries will directly affect the daily operation and maintenance of batteries. The correct installation method of batteries is closely related to their performance and service life. The correct installation method for batteries should...