纯电动汽车热管理对低温续航影响的探讨

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中图分类号：U467 DOI：10.20042/j.cnki.1009-4903.2025.02.019

Abstract：Thedrivingrangeofbateryelectricvehiclesisoneofthecoreindicatorsofbateryelectricvehiclesandalsothemost concermedisseforconsumerswhenpurchasingnewenergyvehicles.Asthemainconstraintfactorforlow-temperaturedrivingrange， thispaperconductedacomparativeanalysisofdiferentconfigurationthermalmanagementsystems.Throughtheenvironmental chamberchassisdynamometerrolertestbench，theimpactofdiferentconfigurationthermalmanagementsystemsontheveicle’s low-temperaturedriving rangeundera low-temperature （-7∘C） environmentwas compared.Through the testand comparisondata， it can beseenthathelow-temperature drivingrangeachievementrate wasthehighestusing theindirect heat pumpthermalmanagment systemwithwasteheatrecovery.Therefore，itwassuggestedthattheheatpumpsystemwithwasteheatrecoveryshouldbeusedin the selection of thermal management system in the early stage of project development.

Keywords： Battery Electric Vehicles；Low-temperature Driving Range；Thermal ManagementSystem.

0 引言

在国家政策支持及新能源技术快速发展的背景下，新能源汽车得到了广泛应用和快速发展。（剩余3570字）