EMS An energy management system, or EMS, is a collection of software and hardware for monitoring, controlling, analyzing, and optimizing energy systems. It realizes efficient management and optimal allocation of energy through real-time monitoring and intelligent control of all aspects of energy production, distribution and consumption. In the energy storage system, EMS especially refers to the system used to manage…
pack Battery Pack refers to a plurality of battery cells in accordance with a certain electrical and mechanical combination of the overall structure. The battery Pack usually includes a battery management system, connectors, insulation materials, housing, etc., to ensure the safety, reliability, and ease of use of the battery unit. Battery packs are widely used in electric vehicles (EV), hybrid…
battery module process The battery module is a complete battery system unit composed of multiple battery units (battery cells). It is an important component in battery energy storage systems, hybrid electric vehicles (HEVs), pure electric vehicles (EVs), and renewable energy systems such as solar and wind. Battery modules are designed to improve the overall performance, capacity, and stability of the…
A method for measuring the electrical conductivity of a battery pack The conductivity of battery pack is one of the important parameters to evaluate its performance, and the level of conductivity directly affects the charging and discharging efficiency of battery, as well as the overall battery performance. In battery development and production, accurate measurement of battery pack conductivity is very…
Method for measuring the thickness and porosity of diaphragm and electrode materials In energy storage and conversion devices such as batteries, fuel cells, and supercapacitors, the properties of the separator and electrode materials have a crucial impact on the overall electrochemical performance. Measuring the thickness and porosity of these materials is an important step in characterizing their properties. Several commonly…
Product testing of finished battery pack With the increasing demand for battery technology, especially in the field of electric vehicles, renewable energy storage systems, and high-performance electronic devices, the quality and performance testing of finished battery packs has become particularly important. The finished products of battery pack include positive electrode material, negative electrode material, electrolyte, diaphragm and shell, etc. Their…
Forming section process flow In the production process of lithium-ion batteries, the process of forming segments is the key link to ensure the performance, life and consistency of batteries. The forming phase mainly includes six steps: standing, pre-charging, aging, secondary injection, sub-volume and DCR (DC resistance) testing, and assembling and shipping. These steps and their importance in the production of…
Liquid injection encapsulation The electrolyte is known as the “blood” of the lithium ion battery to conduct the positive and negative electrodes of the battery, which has a great impact on the working temperature, cycle efficiency, safety performance and rate performance of the lithium ion battery. Process flow 1. The injection cup seals the battery core;2. Through the injection port,…
baking Moisture has the greatest impact on the performance of lithium batteries. It is necessary to remove the moisture and residual NMP inside the battery core before injection, so as not to affect the quality of lithium batteries.In the negative pressure environment of the electrode and the core baking, the cartridge is placed on the frame body in the baking…
Top cover welding The top cover of the pre-welded battery is welded with the aluminum bright seal by laser; The top covers are welded together by laser welding. Main control points 1. using laser head welding, laser head height can be adjusted, visualization, welding head is not vertical welding products;2. the top positioning welding, the top positioning mechanism can not…