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ELEMENTLIBRARY,MESHCONSIDERATIONS,ANDANALYSISPROCEDURESSECTION3
MSC.MARCsupportsanextensiveElementlibrarythatcanbeusedtosimulateavarietyof“realworld”structure0-DElements1-DElements0-DElementsPointmassandinertiaelementsGroundedspringsanddashpots1-DElementsAxialandtorsionaldashpotelementsAxialandtorsionalsprings2and3nodeaxialtrusselements2and3nodeplanarbeam2nodebeamin3-Dspace2and3nodethin-walledbeam2and3nodeaxisymmetricshellelements2and3nodeaxialheattransferelementsInitialstressorlengthinputcable2nodegapelementsELEMENTLIBRARY:0-D1-D
4XYZ2-DElements2-Delements3,4,6and8nodethinshellelements3,4,6and8node(general)thickshells3,4,6and8nodeelementsforplanestress,planeandgeneralizedplanstrainandaxisymmetricanalysis3,4and8nodemembraneelements4nodeshearpanel3,4,6and8node2-Dplanarandaxisymmetricheattransferelements2and3nodeaxisymmetricshellheattransferelements3,4and8nodegeneralshellheattransferelementsNotethatHerrmannformulationelementshaveanadditionalinternalnodeforlinearelementsforacompressibilitydegreeoffreedom.For
quadraticelementsanadditionalcompressibility
DOFisaddedtoeachcornernodes.Thisis
doneinMSC.Marc–notintheGUI.ELEMENTLIBRARY:2-D
6XYZ3-DElements3-Delements4,6,8,10,15,20node3Delements4,6,8,10,15and20node3-Dheattransferelements.ELEMENTLIBRARY:3-D
Elementtypesfallintothreebasiccategories:ContinuumElementsare:bricks,planestress,planestrain,generalizedplanestrain,andaxisymmetric.ShellElementsare:beams,plates,shells,trusses,andshellsofrevolution.SpecialElementsare:gaps,pipebend,shearpanel,semi-infinite,pressible,andreducedintegration.ELEMENTLIBRARYCATEGORIES
Tet4Wedge6Hex8Hex20Wedge15Tet10MPCsGeneralizedmulti-pointconstraintequationsExplicitRigid(fixedandrigidlink)Mechanismjointdefinition
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