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Towards Enhanced Battery Thermal Safety: A Lightweight and Mechanically Robust Aerogel with Superior Insulation [PDF]

Gels
With the continuous increase in energy density of lithium-ion batteries, thermal safety has become a critical constraint on their further development. To address the limitations of mechanical brittleness and high-temperature infrared transparency in SiO2
Yin Chen, Ruinan Sheng, Mingyi Chen
doaj   +2 more sources

Thermal Management for Battery Module with Liquid-Cooled Shell Structure under High Charge/Discharge Rates and Thermal Runaway Conditions

Batteries, 2023
In this paper, the thermal management of a battery module with a novel liquid-cooled shell structure is investigated under high charge/discharge rates and thermal runaway conditions. The module consists of 4 × 5 cylindrical batteries embedded in a liquid-
Kangdi Xu, Hengyun Zhang, Jiajun Zhu, Guojun Qiu   +3 more
doaj   +1 more source

Thermal Propagation Test Bench with Multi Pouch Cell Setup for Reproducibility Investigations

Batteries, 2023
Thermal propagation events of the traction batteries in electric vehicles are rare. However, their impact on the passengers in form of fire, smoke and heat can be severe.
Björn Mulder, Jan Schöberl, Kai Peter Birke   +2 more
doaj   +1 more source

Thermal Fatigue Crack Propagation Process and Mechanism of Multicomponent Al-7Si-0.3Mg Alloy

Crystals, 2023
The thermal fatigue behavior of multicomponent Al-7Si-0.3Mg alloys in four different treatment states at typical temperature amplitudes 20 °C→350 °C was studied.
Zhengjun Wang, Xinyang Liu, Chen Dong, Jie Chen, Lianxiang Liu   +4 more
doaj   +1 more source

Radiation-Induced Thermal Runaway Propagation in a Cylindrical Li-Ion Battery Pack: Non-Monotonicity, Chemical Kinetics, and Geometric Considerations

Applied Sciences, 2023
Li-ion batteries play a key role in energy storage and conversion in engineering systems such as electric vehicles and grid energy storage, with critical impact on electrification and storage of renewable energy.
Liwen Zhang, Yi Chen, Haiwen Ge, Ankur Jain, Peng Zhao   +4 more
doaj   +1 more source

Coupled Thermo-Mechanical Phase-Field Modeling to Simulate the Crack Evolution of Defective Ceramic Materials under Flame Thermal Shock

Applied Sciences, 2023
Crack propagation in ceramics is a highly quick, complex, and nonlinear process that occurs under thermal shock. It is challenging to directly observe the evolution process of cracks in experiments due to the high speed and unpredictability of crack ...
Zai Wang, Shi Yi Zhang, Qiang Shen
doaj   +1 more source

Investigating fracture initiation and propagation in deep buried shale due to thermal shock: a numerical approach

Frontiers in Energy Research, 2023
As the burial depth of shale exploitation increases, it is challenge to form fracture networks through hydraulic fracturing technology. When cryogenic fluid contacts with hot rock, heat exchange process occurs and temperature gradient is generated at the
Wei Wang, Wei Wang, Peng Zhao, Yisha Liao, Yuelei Zhang, Yuelei Zhang, Jiao Peng, Hongyu Xian, Jun Liu, Jun Liu, Jun Liu   +10 more
doaj   +1 more source

Discharge by Short Circuit Currents of Parallel-Connected Lithium-Ion Cells in Thermal Propagation

Batteries, 2019
The increasing need for high capacity batteries in plug-in hybrids and all-electric vehicles gives rise to the question of whether these batteries should be equipped with a few large capacity cells or rather many low capacity cells in parallel.
Sascha Koch, Alexander Fill, Katerina Kelesiadou, Kai Peter Birke   +3 more
doaj   +1 more source

Numerical Analysis of Heat Transfer Mechanism of Thermal Runaway Propagation for Cylindrical Lithium-ion Cells in Battery Module

Energies, 2020
An electrochemical-thermal coupling model combined with an electrically connected cylindrical cell model was built to produce a structural design that prevents thermal runaway propagation of cells on the battery module.
Zhiguo Tang, Anqi Song, Shoucheng Wang, Jianping Cheng, Changfa Tao   +4 more
doaj   +1 more source

Demonstrating Thermal Propagation Test for Battery Pack for PHEV with Laser Irradiation as Initiation Method

International Journal of Automotive Engineering, 2022
The use of laser irradiation for heating is characterized by localized heating and high power density heating, which make the method suitable for conducting thermal propagation tests for battery packs for electrified vehicles.
Kenichiroh Koshika, Yuta Kagei, Hideki Tsuruga, Keizoh Honda   +3 more
doaj   +1 more source