碳纳米管锂电池模组加热膜的设计及验证

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关键词：锂离子电池；碳纳米管加热膜；PTC加热膜；低温加热技术中图分类号：U462 收稿日期：2025-08-22 DOI： 10.19999/j.cnki.1004-0226.2025.11.013

Design and Validation of Heating Film for Carbon-Nanotube Lithium Battery Modules

PengHailan’ Mei Yidan² 1.Jiaxing Vocational and Technical College，Jiaxing 314ooo，China 2.CATARC Automotive Component Test Center （Ningbo）Co.，Ltd.，Ningbo ，China

Abstract：Addressingthesignificantperformancedegradationoflithium-ionbattriesforelectricvehiclesinlow-temperaturenvironments，hichseverelyimpacts teircharge-dischargeeficiency，anovelandhighlyeficientcarbonnanotube-basedlowtemperatureheatingflmforbaterymoduleshasbendevelopedComparativeexperimentswereconductedtoevaluatetheheatingperformanceofcarbonnanotubeheating filmsversusPTCheating filmsonlithiumironphosphatebaterymodulesunderlow-temperatureconditions.Theresultsdemonstratethatthecarbonnanotubeheatingfilmexhibitssuperiortemperatureuniformity，thermaltability，andurabilityComparedtoCheatingfilms，thecarbonnanotubeatingfilmofersenancedeatingeiciency，teper ature rise characteristics，and advantages in terms of lightweight and flexibility.

Keywords：Lithium-ionbattry;Carbonnanotubeheating film;PTCheating film;Low-temperature heatingtechnol

1研究背景

在实现“双碳”目标的战略背景下，汽车的电动化已成为中国交通领域减排的主流趋势。（剩余5732字）