重卡車載儲氫瓶支撐結(jié)構(gòu)有限元分析

打開文本圖片集

中圖分類號：U46 收稿日期：2025-05-15 DOI： 10.19999/j.cnki.1004-0226.2025.07.005

Finite Element Analysis of the Support Structure for Heavy-Truck Hydrogen Storage Cylinders

Xie Yichen1Niu Zheng1Wang Xinyu2Fu MinbolYang YulinglZhao Yalei1 1.Hefei General Machinery Research Institute Co.，Ltd.，Hefei 23oo31，China 2.WeichaiPower Co.，Ltd.，Weifang，China

Abstract：Ascriticalload-bearingcomponentsofhydrogenstoragesystemsforheavy-dutytrucks，themechanicalperformanceof thehydrogencylinderbundlesupportstructuredirectlyimpactsthesafeandstableoperationofteentiresystem.Thisstudyemployfniteelementanalysistoestablishasiulationmodelofthehydrogencyldersupportstructure.AsystematicinvestigationwascoductedonitsfirstsiderodalracteristiaturalfqucydistrbutiopaesndsoacebioAcelerationsctralde sity（ASD）responsewasevaluatedusingstandardroadexcitationspectra，whilestressfielddistributionanddeformation-sensitive zonesofthesupportstructurewereanalyzedundervariousinertialloadingconditions.Structuraltressintegritywasassessdthrough plasticcollpseandlocaloverstraincriteria.Theresearchoutcomesprovideesentialdatareferencesforvibrationsuppressiondesign and stress intensity optimization of on-board hydrogen storage equipment.

Keywords：Heavy-truck hydrogen storagesystem;Support structure;FEA;Load-bearingreliabilityanalysis

1前言

氫燃料汽車憑借其零碳排、高能量密度和高效補(bǔ)能等優(yōu)勢，正成為新能源汽車發(fā)展的戰(zhàn)略制高點1]，安全高效的氫儲運(yùn)技術(shù)是氫燃料汽車?yán)玫年P(guān)鍵[2]。（剩余4510字）