China dominates the global renewable energy industry, accounting for more than 80% of solar cell exports, over 50% of lithium-ion battery exports, and more than 20% of electric vehicle exports. This has given China a significant advantage in the global new energy field. The new energy vehicle industry is expected to grow at a compound…

The world is increasingly reliant on renewable energy, and the need for efficient energy storage systems is growing. Batteries are one of the most common energy storage systems, but not all batteries are the same. There are two main types of batteries used for energy storage: power batteries and energy storage batteries. Power Battery Power…

1. What is the reason for pinholes in the negative electrode coating? Is it because the materials are not dispersed well? Is it possible that the particle size distribution of the material is not good? The occurrence of pinholes in negative electrode coating can be attributed to several factors: 1.1 Impurities on the foil surface. …

Lithium batteries require the use of various laser welding processes during the manufacturing process. Each of these processes has its unique functions and importance. By selecting and using these laser welding processes appropriately, the quality and performance of the battery can be ensured to meet the requirements of different application scenarios. The welding processes involved…

The safety issues of lithium batteries refer to potential risks and hazards that may occur during their use, charging, storage, or transportation. Here are some common safety issues associated with lithium batteries: 1. Overheating: Lithium batteries can experience thermal runaway, leading to overheating, fire, or even explosion. Overheating can be caused by factors such as…

Laser Welding Laser welding has many advantages, such as deep penetration depth, high speed, and minimal deformation, which can significantly enhance the safety of power batteries. Laser welding has several advantages that make it widely used in the manufacturing of new energy vehicles and power batteries. It has low requirements for the welding environment, high…

Lithium battery injection refers to the process of injecting electrolyte into a lithium battery during manufacturing or maintenance. A lithium battery typically consists of a positive electrode, a negative electrode, and an electrolyte, with the electrolyte being the portion that is injected into the battery. The electrolyte is a liquid that facilitates the conduction of…

Lithium batteries play a critical role as essential components in modern electronic products. The manufacturing process of lithium batteries relies on industrial equipment such as coating machines. The commissioning of coating machines is a crucial step to ensure a smooth production process. This article aims to outline the basic process and precautions for coating machine commissioning in…

Lithium-ion batteries are commonly used rechargeable batteries that find extensive applications in mobile devices, electric vehicles, and other fields. During the manufacturing process of lithium-ion batteries, tab folding is a common issue that can have adverse effects on battery performance and safety. Let’s explore the causes and impacts of tab folding. 1. Reasons for tab folding…

Lithium ion battery vs lead acid battery are two different types of batteries, and they have significant differences in chemical composition, performance characteristics, and application areas. Here are several key aspects to compare lithium ion battery vs lead acid battery: Lithium ion battery Lead acid battery cost high cheap weight light heavy volume small big…

Lithium battery explosions are caused by a combination of factors. Here are a few of the main reasons that can cause lithium batteries to explode: 1.Overcharging Protection circuit malfunction or detection cabinet malfunction can result in charging voltage exceeding 5V, causing electrolyte decomposition and triggering a severe reaction within the battery. The internal pressure of…

Lithium battery materials are located at the upstream of the entire lithium battery industry chain and mainly consist of four major materials: cathode materials, anode materials, separators, and electrolytes. Cathode materials are the determining factor for the electrochemical performance of lithium batteries, directly influencing the battery’s energy density and safety, and thus affecting the overall…