基于整车综合性能的液力缓速器匹配控制研究

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中图分类号：U467 DOI：10.20042/j.cnki.1009-4903.2025.03.024

Abstract：Withtheincreaseinenginehorsepoweandaveragespeedofhavydutyommercialveicles，hydraulicretardersaccount for >80% of long-distance transportationtractors.Atpresent，thematchofthehydraulicretarder isaccording tothefitnessof braking abityasedonttheedmensiosofauiaryraingpeformanceeconomyndnise，tmatcngcontrolofhdraulitaderis cariedut，andthenoiseandeconomyofthevehiclecanbeimprovedonthebasisofensuringtebrakingperformanceofthehdraulic retarderbymatching theappropriate speedratioandoptimizing the downshiftspeedof theretarderandthefanspeed. Key words：Vehicle cooling; Retarder; Fan control; Gear shift control

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近年来随着重型商用汽车发动机功率的不断提升，整车平均车速逐年提升。（剩余5526字）