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
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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
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