轮胎侧偏力学特性对商用车操纵稳定性能的影响分析

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主题词：操纵稳定性商用车PAC02轮胎模型轮胎侧偏力学特性中图分类号：U461.6；U463.341 文献标志码：A DOI：10.19620/j.cnki.1000-3703.20240902

Analysis of the Influence of Tire Cornering Mechanical Properties on the Handling and Stability Performance of Commercial Vehicles

SongShuanghe'，GaoJian²，FanWenfeng'，Zhang Zhao1，Gao Xinyu1 （1.Commercial Vehicle Development Institute，FAW Jiefang Truck Co.，Ltd.， Changchun 130011; 2.Land Shenyang Military Subsidiary Bureau in Changchun Area of the Second Military Subsidiary Office，Changchun ）

【Abstract】Based on the establishment of subsystem models such as steering system，leaf spring friction system and bushingsystem，ahigh-precisionmulti-bodydynamicsmodelofcommercial vehicleisestablished.Secondly，throughthe analysisof PACO2 tiremodel，theinfluencefactorsof tiremechanicalcharacteristicsareextracted，andtheinfluenceof influencefactorsonthehandlingstabilityof heavy-dutycommercialvehicleisfurther studied.Theresultsshowthatthe corneringstiffessandfrictioncoeffcientscalefactorhaveasignificanteffectonthetiremechanicalpropertisad the commercialvehicle handling stabilityperformanceindexandscore，whilethe lateral relaxationlength，shape factorand curvaturecoefficientscale factorhavearelativelylimited effect.

Keywords：Handling stability，Commercial vehicles，PACo2 tire model，Tire cornering mechanical properties

【引用格式】宋双贺，高健，范文峰，等.轮胎侧偏力学特性对商用车操纵稳定性能的影响分析[J].汽车技术，2025（9）：53-62.SONGSH，GAOJ，FANWF，etal.Analysisof theInfluenceofTireCorneringMechanicalPropertiesontheHandlingandStabilityPerformanceof Commercial Vehicles[J].Automobile Technology，2O25（9）：53-62.

1前言

轮胎是汽车唯一且直接与路面接触的部件，其力学性能对于商用车操纵稳定性具有重要的影响[]。（剩余11113字）