Technical Knowledge

Soft lithium-ion battery thickness measurement technical method: It is recommended to use Dacheng precision 2D offline laser thickness gauge Nowadays, there are three main categories of lithium-ion batteries: square, cylindrical, and soft-packed. Among them, square and cylindrical shells are mainly used for aluminum alloy, stainless steel and other hard shells. Soft-wrapped aluminum plastic films are used in the shells. This is their essential difference. As shown in Table 1, important advantageous features of s

The value and implementation of battery management systems Introduction: In short, with the development of the electric vehicle industry, our country may be like Germany's VDA, introducing the specifications of automotive lithium-ion batteries and standardizing battery cells and modules is imperative. Through the series-parallel connection or series-parallel hybrid of battery cells, the uniformity of the battery module size is ensured, and the mechanical, thermal and safety characteristics of the battery bod

Comparison of structural and technical characteristics of cylindrical, prismatic and pouch lithium-ion batteries There are currently three mainstream lithium-ion battery packaging methods: cylindrical, square and soft packaging. Different packaging structures mean different characteristics, and each has its own advantages and disadvantages. 1. Circular lithium-ion battery Cycle refers to the cylindrical lithium-ion battery. The first cylindrical lithium-ion battery was invented by Japan's Sony Corporat

Researchers at the Massachusetts Institute of Technology in the United States, working with a spin-off company called 24M, have recently developed an advanced process for manufacturing lithium batteries, which is not only expected to significantly reduce production costs, but also improve battery performance and make it easier to recycle. The existing lithium battery manufacturing method was invented 20 years ago, and is inefficient and cumbersome. Jiang Yeming (transliteration), professor of ceramic technology

As an electronic component with real-time monitoring, automatic balancing, and intelligent charging and discharging, the battery management system (BMS) plays important functions such as ensuring safety, extending life, and estimating remaining power. Through a series of management and control, it ensures the normal operation of electric vehicles. Regarding the current market, Cha Yong, sales director of Littel Company in my country, said that the current demand for improving air quality based on low or zero emi

Global lithium resources are widely distributed, but reserves are limited. At present, they are mainly concentrated in South America, my country, and some places in Africa. my country's lithium resources are concentrated in salt lakes and ores. About 70% of the currently proven reserves are concentrated in the salt lakes of Qinghai, and some are scattered in mines. Due to their different natural endowments, these two resources have differences in later mining, extraction, production technology and product quali

The third exchange meeting on the special topic "Power Lithium Battery Technology Upgrading and Industrial Chain Research" organized by the my country Electric Vehicle 100 People's Association was held at the Tsinghua Unigroup International Exchange Center. More than 60 guests from universities, research institutes, and companies gathered around " "Power lithium battery design, technology and equipment" will be discussed. The industry agrees that power lithium battery technology and

The third exchange meeting on the special topic "Power Lithium Battery Technology Upgrading and Industrial Chain Research" organized by the my country Electric Vehicle 100 People's Association was held at the Tsinghua Unigroup International Exchange Center. More than 60 guests from universities, research institutes, and companies gathered around " "Power lithium battery design, technology and equipment" will be discussed. The industry agrees that power lithium battery technology and

Bipolar all-solid-state lithium batteries (LIB) have attracted considerable attention as a solution to rising energy and safety demands. However, the use of inorganic solid electrolytes (sulfides or oxides), which are the most widely studied electrolytes in LIBs, in addition to long-standing problems such as chemical/electrochemical instability, interfacial contact resistance and manufacturing processability, will also cause Causes problems with mechanical flexibility and form factor. [Background introduction]