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基于Inventor特征的H型鳍片管省煤器参数化设计.docx

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基于Inventor特征的H型鳍片管省煤器参数化设计 Abstract H-typefintubeeconomizeriswidelyusedincoal-firedboilers,whichcanimproveboilerefficiencyandreducefuelconsumption.However,thetraditionaldesignmethodsarecomplexandtime-consuming.ThispaperproposesaparameterizeddesignmethodbasedonInventorfeaturestoimprovetheefficiencyandaccuracyofthedesignprocess.ThemethodisillustratedbydesigninganH-typefintubeeconomizer,andtheresultsshowthattheparameterizeddesignmethodisefficientandaccurate. 1.Introduction Coal-firedboilersarewidelyusedinindustry,buttheyconsumealotofcoalandproducealargeamountofpollutants.Improvingtheefficiencyoftheboilerisaneffectivewaytosaveenergyandreduceemissions.TheH-typefintubeeconomizerisanimportantcomponentoftheboiler,whichcanrecoverthewasteheatofthefluegasandimprovetheefficiencyoftheboiler.However,thetraditionaldesignmethodsarecomplexandtime-consuming,anditisdifficulttoachieveparametricdesign.Therefore,itisnecessarytodevelopaparameterizeddesignmethodbasedonInventorfeaturestoimprovetheefficiencyandaccuracyofthedesignprocess. 2.TheParameterizedDesignMethodBasedonInventorFeatures 2.1Feature-BasedModeling Feature-basedmodelingisamethodofdesigning3Dmodelsbycreatingandmodifyingfeatures.Eachfeaturecorrespondstoaspecificgeometricshapeoroperation,suchasextrusion,fillet,andhole.Thefeatureparameterscanbechangedtomodifytheshapeandsizeofthepart.Inventorisapowerful3Dmodelingsoftwarethatprovidesafeature-basedmodelingenvironment. 2.2ParameterizedDesign Parameterizeddesignisamethodofdesigningproductsbyusingparameterstodescribetheproductgeometryandbehavior.Theparameterscanbeadjustedtooptimizetheproductperformanceandcost.Parameterizeddesigniswidelyusedinengineeringdesign,especiallyforcomplexproductswithmanydesignvariables.InInventor,parameterizeddesigncanbeachievedbycreatingparametertablesandlinkingthemtothemodelfeatures. 2.3DesignWorkflow TheparameterizeddesignmethodbasedonInventorfeaturesincludesthefollowingsteps: Step1:Definethedesignparameters,suchasthetubediameter,finheight,pitch,andnumberof