基于ANSYS的CNG儲運(yùn)罐靜力分析與優(yōu)化設(shè)計(jì).pdf

1、新疆大學(xué)碩士學(xué)位論文基于ANSYS的CNG儲運(yùn)罐靜力分析與優(yōu)化設(shè)計(jì)姓名：韓維濤申請學(xué)位級別：碩士專業(yè)：化工工程指導(dǎo)教師：張亞新20060603StructuralStaticForceAnalysisandOptimumDesignofHighPressureVesselforCNGBasedonANSYSAbstractWiththewideapplicationofcompressednaturalgastechnologythet

2、hesiscarriesonthestructuralstaticforceanalysisandoptimumdesigntoitsexternaldimensionofalongcylindricalCNGvessel，bymeansofANSYS，18培e—scalethree—dimensionalfiniteelementanalysissoftwareByemployingseveralelementtypesofANSYS

3、，thestructuralstaticforceanalysisaboutalongcylindervesselforCNGisperformedFurthermore，thepapergivestheoptimumdesignaboutsomedimensionsofthesimulatedvesselwithoptimumobiectiveofminimumweight，subjectedtostrengthrequirement

4、Firstofa11differentstressiscalculatedinconnectionareasofbodyandsealheadofthevesselBecausethegeometricformofdiscontinuousdistrictiscomparativelycomplicated，anditisdi珂culttocalculatetheresultaccuratelywithanalyticmethodHen

5、ce，thestressofthevesselisanalyzedwiththreeelementtypesofANSYS。whichmainlyconfirmedtheresultseachotherInaddition，theoutcomeofitsmainbodyiscomparedtothatfromtheorysoastoprovethewholecomputationalprocessisaccurateBymeansofb

6、asicmethodofCAEwhichFEMandoptimumtechnologyandcombinewiththem，optimizationdesignisfurthermadebyPLANE82basedonprojectanalysisandgettingfeasibledesignplanThroughthiscourse，fromformoptimizationofthestructuretotheoptimizatio

7、nchoiceofthedesignparameters，thetechnicalindicatorofproductdesignisimprovedandmeetsallspecifiedrequirementsbutwithaminimumexpenseofweightTheresultsindicatedthatthequalityofheadofthevesselafteroptimumisdropto14758kgfromin