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1、Workshop7ShapedChargeAnalysis14.5ReleaseIntroductiontoANSYSAutodynpartII©2011ANSYS,Inc.November1,20121QuickInstructions–2DJetFormation•LoadintheAUTODYNmodelshaped_charge_geometry_0.ad–ItconsistsofaLagrangemeshofashapedchargeconfigurationcreatedinDesignMod
2、ellerandMechanical©2011ANSYS,Inc.November1,20122QuickInstructions–2DJetFormation•CreateaMulti-materialEulerPart(480x120elements)•AssignFlowOutBoundariestothePartasshown.©2011ANSYS,Inc.November1,20123QuickInstructions–2DJetFormation•UsethePart-filloptionto
3、replacetheVOIDmaterialpresentintheEulerPartwiththematerialpresentintheLagrangeparts•DeletetheLagrangeparts•Createadetonationpointattherearoftheexplosive(-27.0,0.0)©2011ANSYS,Inc.November1,20124QuickInstructions–2DJetFormation•SettheLagrangeInteractionType
4、to“ExternalGap”andleavetheGapSizezero(thisturnsoffLagrangeinteractions)•SettheEnergyRef.Cycleto10000•Executethesimulationfor0.02mscreatingsavefilesevery0.0005ms.•Createsomeanimationsofyourresults©2011ANSYS,Inc.November1,20125QuickInstructions–3DJetImpact•
5、Atthewrapupcycleforthe2Danalysis,writeaDatafilecontainingthesolutionatthistime•Savethe2dproblemandcreateanew3Dproblem“jet_impact”usingY-symmetry.•RetrieveCONC-35MPAandCopper(Shock–none)fromtheMaterialLibrary•AdderosiontotheCopperwithageometricstrainof2.0(
6、200%)•Createatransmitboundarycondition“ConcEdge”,withCONC-35MPAasthepreferredmaterial©2011ANSYS,Inc.November1,20126QuickInstructions–3DJetImpact•CreateaLagrangePartcalled“Jet”usingtheBoxPredef:–X,Y,Z-origin=32.0,0.0,-3.0–DX,DY,DZ=32,3,6–CellsinI,J,K=96,9,
7、18–DonotFillthePart•ReadtheDatafilethatwassavedattheendofthe2Danalysis–Remaporigin=0.0,0.0,0.0–Remapmaterial=Copper•TranslatetheJetPart-64.0intheXdirection•RotatetheJetPart30degreesabouttheY-axis©2011ANSYS,Inc.November1,20127QuickInstructions–3DJetImpact•
8、CreateaLagrangePartcalled“Wall”usingtheBoxPredef:–X,Y,Z-origin=0.0,0.0,-100.0–DX,DY,DZ=25.0,100.0,200.0–CellsinI,J,K=25,40,100–GradezoninginJ:0.75mmx10,lower–GradezoninginK:0.75mmx40,centered–FillwithCONC-35MPA•Appl
