COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Morphing with

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Morphing with ANSA General Reshape any type of FE mesh without the need to return to the CAD model for modifications Introduce parametric shape modifications for optimization purpose Morphing modifications on both FE and Geometry models Two main methods: UU sing Morphing Boxes DD irect Morphing

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Direct Morphing – without Morphing Boxes For local modifications of single components or assemblies Applicable on FE-mesh and geometry models Different type of movements:

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Direct Morphing – without Morphing Boxes Origin Target Boundary Morphing Reconstruct Snapping to single or multiple target curves Morphing of FE-mesh or geometry

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Direct Morphing – without Morphing Boxes Origin, Target, Boundary Morphing Snapping to single or multiple target curves Morphing of FE-mesh or geometry

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Direct Morphing – without Morphing Boxes Original FE-surface Target CAD-surface Morphing Fitting surfaces – e.g. fit existing FE-mesh to new CAD-geometry

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Direct Morphing – without Morphing Boxes Original Cross-Section Target Cross-Section Morphing Fitting Cross-Sections (applicable on FE-mesh and geometry)

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Direct Morphing Local Depressions On arbitrary shell mesh Different types of cross sections

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Direct Morphing Local Depressions Selected Curves Depression Reconstruct Automatically created morphing boxes and morphing parameters

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Box Morphing Entities (elements, connections, geometry) loaded to boxes → Moving of control points reshapes the entities

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Box Morphing Types of Boxes Hexahedral, Cylindrical and 2D Boxes Topological connection of different types

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Box Morphing Approach 1 Multiple boxes which follow the shape of the structure Moving / sliding of control points reshapes the model Rough modification of model shape

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Box Morphing Approach 2 Single box, split into many whose edges fit on feature lines Surrounding boxes as buffer zones Precise modification of model shape

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Box Morphing Approach 3 Box in Box Separate groups of boxes handle different features Local and global modifications local modification global modification

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Box Morphing Creation of Boxes Along coordinate system / Min. Volume Multiple Boxes (Hexa-block, O-ring) Sweep / Glide Adapt Cylindrical Points Curves Offset Link...

COMPUTER AIDED ENGINEERING Split / Join Concentric split Move Slide / Extend Fit (edges, surfaces) Radius Angle Tangency... Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Box Morphing Modification of Boxes TranslateRotate

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Box Morphing Linked Morphing Boxes Taking advantage of model symmetry Link according symmetry-/mirror plane, rotation axis or translation vector

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Morph History States Keep history of morphing actions Can be stored automatically after morphing actions or manually at any time Continuous morphing between history states

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Additional Constraints – Nested Elements Applicable for Direct and Box Morphing Act as un-deformable shapes (rigid bodies) during Morphing Dependent rigid movements With Nested ElementsWithout Nested Elements

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Morphing Parameter Couples morphing tool with optimization software Applicable for almost all interactive morphing modifications Extend Angle Offset Transform Radius Edge Fit Direct Deformation User Tangent DFM …

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Morphing Parameter Deformation Parameter Records any morphing action (Direct or Box Morphing) Retrieve undeformed shape as well as interpolations or extrapolations between undeformed and deformed shape Initial shape – start recording Deformed shape – stop recording Edge Fit Move Free Deformation Parameter

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Morphing with Vectors Morph according previous morphing actions: DD eformation Parameter HH istory States DD ESVAR of Nastran SOL 200 TT ext file E.g. morph geometry according optimized FE-model or morph similar models in same manner

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Functionalities assisting Morphing 3D Points and Curves Act as initial or target positions Suitable for Direct and Box Morphing Obtained from FE mesh or CAD geometry

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Functionalities assisting Morphing Part Manager Useful for Box Morphing (esp. complex configurations) To organize morph contents

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Functionalities assisting Morphing Reconstruct / Smooth morphed mesh Suitable for Direct and Box Morphing Improve mesh after morphing with large deformations

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag Functionalities assisting Morphing Visualize Morphing Deviations Suitable for Direct and Box Morphing Measurement Tool Fringe Plot of deformed shape

COMPUTER AIDED ENGINEERING Integrierte Optimierung mit ANSA, LS-OPT und META – Infotag