lithium battery

Starving Free Solvents: Immiscible Binary Liquid Electrolytes for Li-Metal Cells

by
Starving Free Solvents: Immiscible Binary Liquid Electrolytes for Li-Metal Cells

【Research Background】 Lithium metal batteries are one of the development directions for high specific energy batteries, attracting significant attention in both academia and industry. However, it is commonly believed that lithium metal electrolytes with excellent performance should use single-phase electrolytes, which often conflicts with the different properties of the anode and cathode. Therefore, the rational … Read more

Fast Charging with Lithium Batteries: Save 300 Yuan

by
Fast Charging with Lithium Batteries: Save 300 Yuan

Introduction Recently, I discovered an open-source project for both embedded software and hardware on GitHub —Fast Charging Solution for Lithium Batteries Based on STM32G0, powered by a Type C charger, designed using STM32G0, it supports charging 1s – 4s lithium battery packs and includes a 2s-4s balancing charging feature. Currently, this project has been mass-produced … Read more

SOC Estimation of Lithium Batteries Based on Internal Resistance Power Consumption

by
SOC Estimation of Lithium Batteries Based on Internal Resistance Power Consumption

The editorial department of Automotive Engineering will recommend three papers in the 8th issue of 2020 to readers, aiming to stimulate industry attention and discussion on these papers and related technologies. Research Background The State of Charge (SOC) represents the remaining battery capacity, and estimating the battery SOC is a crucial part of the Battery … Read more

How Dipole Moment Affects Lithium Metal Anodes

by
How Dipole Moment Affects Lithium Metal Anodes

First Author: Li Pengcheng Corresponding Author: Li Ge Affiliation: University of Alberta, Canada [Research Background] Current lithium-ion batteries rely on intercalation chemistry, achieving an energy density of about 250 Wh kg-1. However, there is a continuous demand for higher energy density (500 Wh kg-1), especially for electric vehicles and even electric aircraft. One potential method … Read more

Competitive Solvation of Ternary Eutectic Electrolytes

by
Competitive Solvation of Ternary Eutectic Electrolytes

【Research Background】 Replacing graphite anodes (theoretical specific capacity of 372 mA h g–1) with lithium metal anodes (theoretical specific capacity of 3860 mA h g–1) is considered one of the most attractive methods to enhance battery energy density. The electrolyte plays a crucial role in insulating electrons while conducting ions between electrodes, significantly influencing battery … Read more

Automatic Switching Circuit Between External USB Power and Built-in Lithium Battery

by
Automatic Switching Circuit Between External USB Power and Built-in Lithium Battery

▲ The circuit to be analyzed in this article Many portable electronic devices with built-in lithium batteries, such as mobile phones, typically adopt the following power supply method: 1. When the USB power is not connected, it uses the built-in lithium battery for power. 2. When the USB power is connected, it switches to power … Read more

Automation Solutions for Lithium Battery Industry (Part 2)

by
Automation Solutions for Lithium Battery Industry (Part 2)

Winding Machine Winding the positive and negative electrode sheets along with the separator to form the cell. Schneider Solution Architecture Diagram Key Points Constant line speed control: Custom variable speed function block to maintain constant winding line speed and stable tension fluctuations. Tracking cutting control: Utilizing a dedicated tracking cutting control function block to ensure … Read more

Nano One’s New Coating Technology Enhances High Nickel Battery Safety and Lifespan

by
Nano One's New Coating Technology Enhances High Nickel Battery Safety and Lifespan

Join the community of over 400 CTOs, engineers, and industry experts in lithium battery materials, equipment, batteries, Pack, BMS, etc. For joining the WeChat group, please add WeChat: 594164069 and mention your company’s main business along with your business card. Editor’s Note Nano’s latest innovative technology enhances the lifespan and safety of NMC batteries by … Read more