城轨列车车内噪声优化及仿真

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中图分类号：U270.2 文献标志码：A 文章编号：2095-2945（2026）01-0070-05

DOI：10.19981/j.CN23-1581/G3.2026.01.015

Abstract：Aimingattheinteriornoisecontrolproblemofanurbanrailtrain，thisresearchadoptedaseriesofacoustic optimizationandimprovementmeasures，andused theVAOne simulationplatform tosimulateandmodelthevehicle with the scheme to establish aninterior noisesimulation model.The noise distribution under static conditionsand 60km/h operating conditionsispredictedandanalyzed，andlinenoisetestingiscariedouttoverifythenoiseleveloftheentirevehicle. Simulationandtestresultsshowthattheoptimizationandimprovementplanforinteriornoisecontrolcanmakethevehicle's soundinsulationperformancemetthenoiseindex，andcanprovideefectivetechnicalreferenceforthenoisecontroldesignof urban rail vehicles.

Keywords：urbanrail vehicle;statistical energyanalysis （SEA）;interiornoise;noisereduction measure;noisetesting

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