In-Situ Cell Gassing Volume Monitor Analyzer

1. Preface This paper uses an in-situ volume monitor to analyze the volume changes of two different electrolyte systems of NCM811 system cells during high temperature cycling, and provides a…

1. Author Information and Article Abstract CP Aiken (first author) and JR Dahn (corresponding author) of Dalhousie University in Canada introduced a device for in-situ gas production of lithium-ion pouch…

1. Preface In this paper, an In-Situ Gassing Volume Analyzer(GVM) was used to perform in-situ overcharge volume test on NCM523/graphite cells (theoretical capacity 1000mAh) with different additive types and contents,…

1. Preface Lithium-ion batteries are accompanied by volume expansion, including structural expansion and gas-producing expansion, during the processes of formation, cycling, storage, and overcharging. The charging and discharging rate determines…

1. Preface When lithium-ion battery is overcharged, too many lithium ions take out out of the cathode material, and the voltage and temperature of the battery rise rapidly, releasing a…

1. Preface Lithium iron phosphate (LFP Cell) cells are usually based on the LiFePO4 of the olivine structure4 Material coated on aluminum foil as positive electrode, graphite material coated on copper foil…

1. Preface Electrolyte is one of the four main materials of lithium-ion batteries, known as the “blood” of lithium-ion batteries. Electrolyte is mainly composed of organic solvents, electrolyte lithium salts,…

1. Preface Formation is a key process in the production and manufacturing process of lithium-ion batteries. The purpose of formation is to generate SEI on the surface of the negative…

1. Background Lithium-ion batteries with high specific energy, long life and other advantages have been widely used in consumer electronics, electric vehicles and energy storage. Different application scenarios have different…