铝合金在新能源汽车电池托盘轻量化中的应用与性能评估

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中图分类号：U469.7 收稿日期：2025-05-20 DOI:10.19999/j.cnki.1004-0226.2025.09.012

Application and Performance Evaluation of Aluminum Alloy in Lightweight Design of New Energy Vehicle Battery Trays

Shen Bing Hainan Vocational University of Science and Technology,Haikou 57o1oo,China

Abstract:Whenaluminumaloyisusedforthelightweightdesignofbaterytrays innewenergyvehicles，themainshellof the trayisformedbasingle-piecestampingprocessusingthinaluminumalloyplates.Itisequippedwithasideimpactbuerzoeandan interaleinforcementtructuremadefrommetalextrudedprofiles.Thisapproachachieves lightweightdesignthroughstructuralptiizationand material selection.Performance evaluations show that this tray reduces weight by over 30% compared to traditional steel trays，significantlyimprovessalingperfomance，hancestheprotectionofaterieswiththesideimpactbuffroneoptizesthe stifess，rgthndodapfoaceoftteryackiheitealifenttrucureeassprducio cy，andreducescosts,providingapracticalandeffectivesolutionforthelightweightdesignofnewenergyehiclebateries.

Key Words:Aluminum alloy;New energy vehicle;Batery tray;Lightweight;Performance evaluation

1前言

新能源汽车依靠电池驱动运行，电池托盘将电池单体、模块以利于热管理的方式固定在金属外壳上，对保护电池安全正常工作起关键作用，但其重量影响了电动车整车载荷分布与续航能力。（剩余5027字）