Technical Knowledge

Design of lithium-ion battery management system for electric vehicles With the shortage of energy, rising oil prices and increasingly serious urban environmental pollution, the development and utilization of new energy to replace oil has attracted more and more attention from governments. In the new energy system, the battery system is an indispensable and important part. In recent years, electric bicycles, hybrid vehicles, electric vehicles and fuel cell vehicles powered by lithium-ion batteries have received i

Laptops, smartphones and tablets, MP3, MP4, PSP, digital cameras, video cameras and other mobile devices are rapidly widespread, and the future trend of electric vehicles, and their own batteries can not live, although the development of mobile power, make up for the shortcomings, so mobile The power source is also rapidly expanding, and the power bank and lithium-ion battery are closely related, so the technology of lithium-ion battery has become the focus of many technologies and operations.(Lithium - Ion Battery

Experts on the development of lithium-ion batteries in my country are optimistic In real life, lithium-ion batteries are developing rapidly, and we seem to be surrounded by lithium. Lithium-ion batteries have become the standard for cell phones, computers, and electric vehicles; if Tesla's energy wall is a sign of the future, lithium-ion batteries will also be at the heart of modern home life. However, the term lithium-ion battery actually covers multiple technologies, which are very different. Chen Lijian,

Technical problems restrict the development of domestic lithium-ion battery industry In a specific concept, in the power lithium-ion battery technology, all the information technology to be imported is high technology, otherwise it should not be imported, so the price form of a complete product is displayed as high or low depending on the quantity of imported components. There are four types of key information for Li-ion batteries: positive electrode, negative electrode, electrolyte, and gap. This information

In practical applications, due to the difference between lithium-ion batteries, after a period of charging and discharging, it is found that the upper and lower voltages of a single battery are uneven, which seriously affects the function of the system. In view of this situation, the concepts of upper balance and lower balance are proposed, and the upper and lower balance circuits of Li-ion batteries are studied in detail. The experimental results show that the balance circuit planning of several lithium-ion batter

The new energy vehicle industry will gradually transform from policy-driven to demand-driven. First, as more car manufacturers participate in the power of new energy, market competition will lead to new price reductions for car manufacturers; secondly, manufacturers reduce costs by expanding production to achieve economies of scale. UBS said my country's earnings before interest and taxes (EBIT) for electric and gasoline vehicles will break even by 2023. If we take into account my country's high subsidie

Latest Industrial Li-ion Battery Industry Research Report In the era of low-carbon economy, my country has achieved rapid development in new energy, energy conservation and emission reduction. Due to its high energy and environmental protection advantages, industrial lithium-ion batteries have begun to replace traditional lead-acid batteries, nickel-metal hydride batteries and nickel-cadmium batteries and become an important energy storage element in the 21st century. Scope of use Industrial lithium-ion ba

Historical review of lithium-ion battery technology development Judging from the development trend of lithium-ion battery cathode data at that time, it is in the process of evolving from lithium-cobalt cathode data of consumer electronics products to dynamic lithium-ion batteries. From the data point of view, it is a roadmap for decobaltization. At that time, in the positive data of dynamic lithium-ion batteries, the three technical routes of lithium manganate, ternary data, and lithium iron phosphate formed the

New technology could triple lithium-ion battery charging speed The University of Tokyo's School of Engineering and Japan's National Institute for Materials Science have developed a new technique that can charge lithium-ion batteries twice as fast. As we all know, lithium-ion battery is a battery technology with high energy density and low discharge rate. Although lithium-ion batteries are an important source of power for most electronic and digital products on the market, the principles by which they