洗涤壶(系统)强度分析规范

Q/SZJ191001-2017洗涤壶(系统)强度分析规范SpecificationofWasherBottle(Component)StrengthAnalysis20XX20XX-XX-XX实施20XX-XX-XX发布XXXX汽车工程技术有限公司发布Q/SZXX-X-2017洗涤壶(系统)强度分析规范范围本标准规定了术语和定义、洗涤壶(部件状态)强度分析方法及结果处理方法。本标准适用于CAE部门洗涤壶(部件状态)强度分析。规范性引用文件无。术语和定义无。摘要Abstract本规范规定了部件状态下洗涤壶强度分析的流程与要求。Thespecificationprovidesthestrengthanalysisprocessandrequirementsforwasherbottle(Component).流程图ProcessFlowDiagram组建详细模型组建详细模型Collectdetailedmodel(s)求解Solve加载Applyconstraintsandloads输出位移并计算Outputdisplacementandcompute图1流程图Fig1ProcessFlowDiagram工具描述ToolDescription仿真分析过程中需要用到的如下软件:Thefollowingsoftwarefacilitatestheanalyticalsimulationprocess:前处理(Preprocessors):Hypermesh求解器(AnalysisCode):MSC.Nastran后处理(Postprocessors):Hyperview建模和分析过程Modeling/AnalysisProcedure单位Units分析中所用单位制如下所示:Theunitsusedintheanalysisareasfollows:力(Force) 牛顿(N)质量(Mass) 吨(Ton)长度(Length) 毫米(mm)时间(Time) 秒(Second)内容Contents洗涤壶，洗涤液质量分为壶身和壶颈两部分集中质量，通过Rbe3分别连接壶身和壶颈，如图2所示。Fullwasherbottlemodelwithallattachmentbrackets.FluidinthebottleisrepresentedasaCONM2massattheCGofthebottlewiththeappropriatemomentofinertiavalues(I11,I21,I22,I31,I32andI33)intheMasscard.Dividethefluidinto2parts:oneportionfortheneckandtherestforthemainbody.ThemassisdistributedwiththehelpofRBE3elementwiththedependantnodeattheCGwithDOF123456andindependentnodesonthebottlewithDOF123.Itislefttouserdiscretiontopickthenodesonthebottletogetevendistributionofthefluid.Themodelisshowninfigure2.图2洗涤壶有限元模型Fig2WasherBottleFEAModel坐标系CoordinateSystems整车坐标系Globalcoordinatesystem建模技巧ModelingTechniques无。假设和限制Assumptions/Limitations本规范仅用于静态线性分析Theprocedureisapplicableonlytostaticlinearanalysis载荷和边界条件Loads/BoundaryConditions约束Constrains：约束洗涤壶安装点123456自由度，如图3所示。Constraints1-6dofattheWasherBottlemountinglocations,asisshowninfigure3.加载Loads：工况一：Z向6G;工况二：Y向3G;工况三：X向4G。Subcase1:6GVertical;Subcase1:3GLateral;Subcase1:4GFore-aft.图3洗涤壶约束Fig3WasherBottleConstraints结果Results无。性能要求PerformanceRequirements应力<90%许用应力Stress<90