Effects of moisture: The Solid-Electrolyte Interface(SEI) membrane is a selective membrane of Zhejiang Xinghai Energy, which allows Li + to penetrate freely, while electrolyte molecules can not penetrate The composition of the electrolyte and trace additives have a significant impact on the potential, fineness, irreversible capacity loss, and internal resistance of the SEI membrane.

1 Lithium batteries, whether used or not, have a "shelf life" of 3 years and decay quickly after 3 years.

It is well known that in recent years, with its high capacity, good cycle stability and moderate cost, the power lithium battery, which is used as a positive electrode material, has gradually occupied an increasingly important position in the power battery industry At the Shanghai International Auto Show in 2015, the share of lithium ion batteries in the new energy vehicles exceeded that of lithium iron phosphate batteries.

With the constant price increase of electric vehicle batteries, it is more important to learn how to do a good job in electric vehicle battery maintenance, because electric vehicle battery maintenance method can double the life of electric vehicle batteries, which is equivalent to saving money! 1, do not change the charger, do not remove the speed limit of the controller Each manufacturer's charger generally has a personalized demand, in the uncertain time do not change the charger at will.

Some companies and academic institutions in Japan will jointly develop the next generation of all-solid lithium batteries for electric vehicles in the next five years in an effort to apply them to the new energy car industry The project is expected to have a total investment of 10 billion yen.

On the evening of the 18th, the China Securities Regulatory Commission issued two IPO approvals with a total fundraising of no more than 6 billion yuan Among them, the power battery unicorn Ningde era, which has been going on for more than a month, is among them.

“In 2017, the price increase of upstream raw materials made battery manufacturers feel the pressure” Li Fengmei, vice president of Shenzhen BAK Battery Co.

Wangzidong, director of the power battery laboratory at China's Northern Vehicle Research Institute, expressed his concern about the recent fire in China's new energy passenger cars and the death of one person At present, there are 2,000 to 3,000 lithium battery manufacturers in China.

The establishment of the Xiongan New Area is a major historical strategic decision made by the Party Central Committee with Comrade Xi Jinping as the core It will help to concentrate on solving Beijing's non-capital functions, effectively relieve Beijing's major urban diseases, and form a new wing of Beijing together with the Beijing Urban Sub-center.

In the rapid development of the power battery industry, Chinese companies are gradually replacing overseas in the research and development and production of battery materials, lithium battery equipment, smart logistics and intelligent manufacturing systems, and have gradually shed their dependence on imports At the "2018 First New Energy Vehicle and Power Battery (CIBF Shenzhen) International Exchange Conference" held recently, Shenzhen Hong International Logistics Technology Co.