Semco University – All about the Lithium-Ion Batteries
In the dynamic landscape of new energy vehicles and large-scale energy storage, ensuring the safety of lithium batteries has consistently remained a paramount concern for the entire industry. As the demand for higher energy density and faster charging capabilities intensifies, so too does the imperative to mitigate potential safety risks. In recent years, diaphragm coating […]
The journey of a lithium-ion battery through countless charge and discharge cycles is not merely an electrochemical dance; it’s also a physical one. As lithium ions shuttle between the positive and negative electrodes, the battery materials expand and contract. This expansion force, coupled with potential gas production during cycling, has a profoundly important impact on
How External Pressure Impacts Lithium-ion Battery Life? Read More »
In the high-stakes arena of lithium battery production, the consistency of electrode surface density during the coating process is a non-negotiable factor directly impacting the uniformity of battery cell capacity. Even minor fluctuations in surface density can lead to significant variations between cells within a battery pack, a critical issue that can trigger costly returns
The journey of a lithium-ion battery through countless charge and discharge cycles is not merely an electrochemical dance; it’s also a physical one. As lithium ions shuttle between the positive and negative electrodes, the battery materials expand and contract. This expansion force, coupled with potential gas production during cycling, has a profoundly important impact on
How External Pressure Impacts Lithium-ion Battery Life? Read More »
As energy storage becomes increasingly vital in our daily lives, understanding and evaluating the characteristics of batteries is paramount. In this pursuit, the Alternating Current Resistance (ACR) test has emerged as a crucial technique in battery research. This article delves into the principles, significance, and diverse applications of the ACR test in assessing battery health
Unveiling Battery Health: The Power of Alternating Current Resistance Testing Read More »
Lithium batteries power our modern lives, but under certain conditions, a hidden danger can arise: negative lithium deposition. This abnormal phenomenon, where metallic lithium forms on the battery’s negative electrode instead of properly integrating, can severely impact performance and, more alarmingly, compromise safety. As everyday users, how can we recognize if the battery in our
Detecting Lithium Deposition in Your Battery Read More »
The world of lithium batteries, the powerhouses behind our portable electronics, electric vehicles, and energy storage systems, is filled with a specialized vocabulary. Understanding these terms is crucial for anyone involved in the design, manufacturing, testing, or utilization of these vital energy sources. This article serves as a comprehensive glossary, explaining key concepts related to
Decoding the Language of Lithium Batteries: A Comprehensive Glossary of Key Terms Read More »
The positive electrode material of ternary lithium batteries, a cornerstone of modern electric vehicles and energy storage, typically comprises a carefully balanced combination of three key metal elements: nickel (Ni), cobalt (Co), and manganese (Mn), or sometimes nickel, cobalt, and aluminum (Al). The specific proportions of these elements, denoted by ratios like 111, 523, 622,
The Indispensable Role of Cobalt in Ternary Lithium Battery Performance Read More »
The headlines about lithium battery explosions and swelling can be alarming, but behind the scenes of every lithium-powered device lies a silent sentinel: the protection chip. This tiny electronic component acts like a vigilant security guard, constantly monitoring the battery’s vital signs, 24 hours a day, to prevent dangerous situations like overcharging, over-discharging, and short
How Protection Chips Keep Your Lithium Batteries Safe? Read More »
In the realm of lithium-ion batteries, the negative electrode, or anode, plays a crucial role in storing and releasing lithium ions during the charging and discharging cycles. While various materials are being explored, graphite, in its natural and synthetic forms, reigns supreme, commanding the lion’s share of the market. This article delves into the characteristics,
The Dark Heart of Lithium-ion: Exploring Graphite’s Dominance in Battery Anodes Read More »
