Graphene join the ranks of power battery development
Published Date: 2017-07-28 03:49
Category: News Center
With the flourishing development in the field of new energy vehicles, in the process of subject of power battery technology promotion is more and more attention. "Super battery"
entered the industry field of vision. The so-called "super battery" is representative of graphene materials emerging materials to join. Graphene material as the component of power battery, has attracted the attention of the outside world.
Graphene, it has held since its discovery in 2004 for the first time in the lab exploits hehe. It has e 333px;">We adhere to the customer-oriented requirements, to provide customers with satisfactory products with pragmatic and rigorous attitude, to provide customers with products beyond the expectations with innovative technology and craftsmen spiri/dxcellent properties and bring electrical, thermal, optical performance and high strength properties make it has received the unprecedented attention in many fields. For the Nobel science as a yardstick, and research scientists in the field of h| "`| T" T" 0'f| ( ( 'f| l" pl" Y" T" S" j" j" v graphene in 2010 also won the Nobel Prize, this undoubtedly make graphene rings more dazzling. In recent years, graphene in the field of electric cars appeared again and again, it seems that the Chinese and foreign in the development, intensify from the l ( ( #`| l" pl" Y" T" S" j" j" @h| Hl" l" h| hX d ab to the application. Only China has dozens of graphene power battery field layout of listed companies, but really can get almost no mass production machine products. What makes the graphene so difficult to come out, have to from itself.
"What's Graphene ?" Discussed the following four views from all walks of life: international now generaltly, which prone to spark, burning or even explosion, cell balanced measures must be taken to ensure safety and stability.
le life of lithium battery.
carbon atoms combine to form honeycomb structure of carbon atoms in a single layer. Made of 1 layer of graphene single two-dimensional material called monolayer graphene, management bus (SMBus) is a two-wire interface to ensure the communication between equipment and k| k| k| k| k| k| k| k| `k| `k| addition, high compaction of positive and negative is hard to ensure the high preserving fluid volume. Preserving fluid volume is the basis of cell to cycle normal or more cycle times.
gmn mercury, cadmium, lead and other heavy metals, no environmental hazards.
Good sealing performance: Li-SOCl2 battery is fully sealed battery. The battery cover is welded to the battery casen
(3). Excessive negative
As for lithium cobalt oxide added graphite system, graphite cathode becomes short boarde/image/20170525/201terial
The work of the negative electrode material is often dependent on the effective passivation layer, which will cause the passivation structure to be destroyed and cause side reactions, and the decrease in temperature will reduce the permeability of lithium ions.
3. The electrolyte
Under low temperature conditions, the electrolyte viscosity increases, hinder ion migration and electrode wettability, reduce the ratio of performance, in addition, the conductivity will cause the electrode around the lithium ion consumption. Under high temperature conditions, the electrolyte is susceptible to chemical changes and reacts with the charged electrode.consists of two layers of stacking graphene in some way of two-dimensional material called double graphene. 3 ~ 10 layer is called a multilayer graphene. And graphene material is composed of graphene as a structural unit stacking, layer number is less than 10, can exist independently or collectively further assembled carbon materials.
It is understood that the common preparation methods of graphene materials are many, including mechanical stripping method, chemical vapour deposition method, REDOX process, high temperature pyrolysis method, inserted layer stripping method, liquid phase stripping method, etc. They follow in graphene materials in the process of preparation and application of green manufacturing, intelligent manufacturing, comprehensive utilization and health and safety related standards and guidelines, promote green graphene industries, scale development, the sustainable principles.
In fact, as an emerging industry, graphene industry should avoid other industries through the detours, such as at the beginning of the industrial development, creating a favorable environment of industrial development, avoid the false propaganda, myth, publicity, and public opinion, in the face to the manufacturers, especially in the field of new energy vehicles power battery technology under the condition of relatively stable, how to speed up the graphene materials in the field of electric vehicle demonstration is applied should be the focus of attention.
