Company News

Industry trends

Several factors affecting the performance of lithium battery

Several factors affecting the performance of lithium battery

The size of the discharge current affects the lithium battery. Different lithium batteries support different discharge rates. Usually, there are batteries with discharge rates of 0.2C, 0.5C 1C 3C 5C 10C 20C, and the same type of battery. Under different discharge rates, the capacity retention rate is different. The larger the discharge rate, the less capacity will be released. Therefore, when choosing a lithium battery, pay attention to choosing a battery suitable for the load working current. Of course, a battery with a larger discharge rate will have a smaller nominal capacity and a relatively lower energy density. The better the current flow through the internal tabs and welding positions, the smaller the internal resistance of the battery. For the same type of battery, long-term high-rate discharge will also affect the cycle life, and the cycle life will decay faster.

17

2022

/

11

Comparison of characteristics and parameters of six common lithium batteries

Comparison of characteristics and parameters of six common lithium batteries

We often talk about ternary lithium batteries or iron-lithium batteries, which are named after the positive electrode active material. This article summarizes six common lithium battery types and their main performance parameters. As we all know, the specific parameters of batteries with the same technical route are not exactly the same. What this article shows is the general level of the current parameters. The six lithium batteries include: lithium cobalt oxide (LiCoO2), lithium manganese oxide (LiMn2O4), lithium nickel cobalt manganese oxide (LiNiMnCoO2 or NMC), lithium nickel cobalt aluminate (LiNiCoAlO2 or NCA), lithium iron phosphate (LiFePO4) , lithium titanate

08

2022

/

07

Composition and harm of lithium battery electrolyte

Composition and harm of lithium battery electrolyte

What are the components of the lithium battery electrolyte, and whether it is harmful to the human body? Let’s learn about lithium battery electrolyte with Dongguan Yunsheng Electronics:

08

2022

/

07

Analysis of lithium battery group inconsistency

Analysis of lithium battery group inconsistency

The inconsistency of lithium-ion batteries will affect the service life of the battery pack and reduce the performance of the battery pack. The inconsistency of lithium battery groups refers to the differences in parameters such as capacity, voltage, internal resistance, and self-discharge rate of single batteries, which are caused by differences in the combination structure, operating conditions, operating environment, and battery management of the battery pack.

08

2022

/

07

Analyze the common problems of lithium iron phosphate material in battery processing

Analyze the common problems of lithium iron phosphate material in battery processing

Due to the low diffusion coefficient of lithium ions, lithium iron phosphate has poor conductivity, so the current practice is to make its particles small, or even make them into nanoscale, and shorten the migration path of LI+ and electrons to increase its charge and discharge speed. (Theoretically, the migration time is inversely proportional to the square of the migration path). But this brings a series of problems to battery processing.

08

2022

/

07

Application technology of PTC safety electrode in lithium battery

Application technology of PTC safety electrode in lithium battery

Lithium batteries are widely used in various power products, and battery safety has always been a focus of attention. The cause of battery safety problems is mainly caused by thermal runaway. According to current research, the main causes of battery thermal runaway are:

08

2022

/

07

< 123 >
全部
  • 全部
  • 产品管理
  • 新闻资讯
  • 介绍内容
  • 企业网点
  • 常见问题
  • 企业视频
  • 企业图册
Search