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锂离子电池分解机理的鉴定和量化;用于模拟热失控的热流仿真输入

JoVE Journal
Chemistry

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JoVE Journal Chemistry

Identification and Quantification of Decomposition Mechanisms in Lithium-Ion Batteries; Input to Heat Flow Simulation for Modeling Thermal Runaway

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锂离子电池分解机理的鉴定和量化;用于模拟热失控的热流仿真输入

DOI:

10.3791/62376-v

•

11:25 min

•

March 07, 2022

•

Ibtissam Adanouj, Ákos Kriston, Vanesa Ruiz, Andreas Pfrang

¹European Commission, Joint Research Centre (JRC), The Netherlands, ²European Commission, Joint Research Centre (JRC), Italy

Chapters

00:05Introduction
01:21Preparation of Electrochemical Cell Inside an Argon-Filled Glove Box
02:44Electrochemical Cycling
03:17Cell Disassembly and Preparation for STA/GC-MS/FTIR Analysis
04:09Thermal Characterization and Gas Analysis
08:38Results: Decomposition Mechanisms of Anode Material from Lithium-Ion Batteries and Input to Heat Flow Simulation
10:21Conclusion

Summary

Automatic Translation

本工作旨在确定锂离子电池正极和负极材料发生热失控（TR）的反应动力学。同步热分析（STA）/傅里叶变换红外（FTIR）光谱仪/气相色谱质谱（GC-MS）用于揭示热事件和检测逸出气体。

Tags

Keywords: Lithium-ion Batteries Thermal Runaway Decomposition Mechanisms Thermal Properties Thermal Model Material Characterization Electrochemical Cell Assembly

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