[Oral Presentation]Thermal Performance Analysis of a Liquid Cooling System with Bidirectional Parallel Flow Channel for Lithium-Ion Batteries

Thermal Performance Analysis of a Liquid Cooling System with Bidirectional Parallel Flow Channel for Lithium-Ion Batteries
ID:93 Submission ID:7 View Protection:ATTENDEE Updated Time:2025-09-30 10:26:50 Hits:62 Oral Presentation

Start Time:2025-10-11 16:45 (Asia/Shanghai)

Duration:15min

Session:[S2] Numerical micro/nanofluid dynamics and heat transfer » [S3-2] Session 3-2: Computational heat transfer and fluid dynamics

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Abstract
本文提出了一种具有双向平行通道的新型液体冷却系统,其中冷板由两组方向相反的波浪通道组成。冷却剂以相反的方向流经正向和反向通道,形成一种流动结构,确保沿冷板的平均温度更加均匀,从而减少电池模块中各个电池单元之间的温差。研究得出结论,最佳的双向冷板结构具有通道横截面长度为 30 mm、宽度为 2 mm 的双通道布局。与单向通道冷板相比,双向平行通道冷板在各种冷却剂流速、放电速率和表面传热系数下,电池之间的最大温差显著降低了 70% 以上,同时略微增加了入口和出口压差。它还略微降低了最高电池温度,展示了其卓越的热性能。
Keywords
bidirectional parallel flow channels, cylindrical lithium-ion batteries, liquid cooling system, maximum battery temperature, maximum temperature difference between batteries
Speaker
Rumeng Zhao
Beijing Institute of Petrochemical Technology, China

Submission Author
Rumeng Zhao Beijing insititute of Petrochemical Technology
Dongliang Sun Beijing Institute of Petrochemical Technology
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