1 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 What’s New

2 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 What’s New What’s new  Meshing  New mid-surfacing method  Stress and displacement transformations  Graphics  FEM mesh geometry association

3 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Focus: Improved Finite Element Meshing What’s new  3D solid and surface meshers  Interactive mesh generation and verification  New robust mesh improvement tools Benefits  Improved accuracy of FEA results with higher quality meshes  Reduced modeling times with more intuitive workflows  Easier to use with more automated meshing and simulation processes  Optimized modeling processes with increased modeling fidelity where it’s needed to ensure efficient analyses and faster turnaround times

4 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 3D Mesher  New meshers implemented to create top quality meshes first time  Meshes in 3D space rather than parametric space  Overcomes meshing obstacles such as poles

5 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 2D Mesher Improved meshing on curved non- planar surfaces  Mesh algorithms have been improved, and the meshers have been expanded to automatically apply multiple mesh approaches resulting in the best possible mesh without user intervention  Mesh options are saved for easy re-meshing

6 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 3D Solid and Surface Meshers  Internal and branching faces and curves are accounted for within a solid  Create a consistent mesh in volumes containing 3D, 2D, and 1D entities Example:  Reinforced concrete model: steel beam elements with concrete tetra elements in a matched mesh

7 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 User Interface Meshing Toolbox – centralized placement of geometry cleanup and meshing functionality in a new pane  Feature suppression and removal  Combined and composite curves and boundary surfaces  Mesh sizing  Mesh locate  Mesh quality

8 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 User Interface Meshing Toolbox

9 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Cleanup Meshing – Femap already provides world-class meshing functionality  V10 adds interactive tools to quickly locate troublesome geometry and clean it up, from a meshing perspective

10 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Cleanup Locator – curves/surfacesShort edges Small surfaces, slivers, spikes

11 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Cleanup Feature suppressionFeature removal

12 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Cleanup Interactive Geometry Manipulation  Combined / Composite Curves

13 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Cleanup Interactive Geometry Manipulation  Combined / Boundary Surfaces

14 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Manipulation Geometry Splitters  Subdivides surface geometry

15 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Manipulation Geometry Tools – Offset Curves and Washer  Creates mapped meshing surfaces Washer – with and without split lines Offset Curves around multiple curves

16 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Manipulation  With Offset Curves you can control mesh density where you need to around stress raisers  Minimize model size  Minimize analysis time  Maximize accuracy of results  With Offset Curves you can control mesh density where you need to around stress raisers  Minimize model size  Minimize analysis time  Maximize accuracy of results

17 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Manipulation Geometry Tools – Pad  Creates mapped meshing surfaces  Can be combined with Washer Without Pad Pad without mapped meshing Pad with mapped meshing Pad and Washer

18 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Geometry Manipulation Geometry Tools – Washer and Pad  Use of these meshing tools not only improve local mesh but can have a significant effect on the overall mesh of the structure

19 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Interactive Mesh Editing Interactive Meshing and Mesh Editing  Updated Mesh Size on Curves  Interactively Display Element Quality Feedback

20 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Interactive Mesh Editing Interactive Meshing and Mesh Editing  Interactive Node Updating  Slide on Surface  Slide on Curve  Interactively Display Element Quality Feedback

21 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Interactive Mesh Editing Mesh quality control Improved mesh reporting

22 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Interactive Mesh Editing Combining the use of these tools can bring about top quality meshes with minimum effort

23 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Improved Geometry Handling – Shells  Create contiguous meshes through complex geometry intersections  Non-manifold geometry – instances where three or more surfaces share the same curve, e.g. T-junctions  Mesh will connect and match on all surfaces  Previously a limitation in Parasolid

24 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Improved Geometry Handling – Shells and Solids  Combine surface geometry and solid geometry making it easier to join solid and shell meshed components together  Internal faces have edges that are T- junctions  Tetra Mesher now handles internal triangles or quads, and creates a combined shell / solid mesh with slight embed for moment transfer. This image shows a group with all the shell elements, and all the tet- elements that attach to them

25 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Non-Manifold Geometry Combining Non-Manifold Geometry and Offset Curves results in Exceptional Shell Meshing!!

26 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 New Mid-Surface Modeling Method Geometry / Midsurface / Offset Tangent Surfaces  For true sheet metal parts

27 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Stress and Displacement Transformations Transformations  Displacements and stresses  On-the-fly transformation options For example:  View just the radial component of a displacement in any cylindrical coordinate system  View hoop or longitudinal stresses

28 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Graphics More efficient face definition and storage  Faster display  Reduced memory use Faceting  Updated faceting gives higher quality images  Faceting match between curves and surfaces

29 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 FEM Mesh Geometry Association Associate Existing Meshes with Geometry  Given Geometry  Given Orphan Mesh Femap will automatically associate the mesh with the geometry  Nodes to Points  Nodes to Curves  Nodes to Surfaces  Elements to Curves  Elements to Surfaces  Elements to Solids

30 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 API Extensions New API methods added  AddOutput on Data Table object  feElementFreeEdge and feElementFreeFace on the Application object  SelectID on all entity objects  GetCentroid, GetEdgeNodes, GetFaceNodes, and IsParabolic on the Element object

31 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Other Features  Function definition graphs  Cross section dimension comments – bar/beam cross section dimensions are written as comments in the Nastran read/write  File open detection during read operation  Nastran single field format precision improvement  Direct access to SolidWorks parts and assemblies  Quad pattern Quad_4Tria pattern mesh available in mesh editing  Highlighting enhancement – highlights entities already selected when activated  Full Windows Vista support

32 Copyright © 2008 Siemens Product Lifecycle Management Software, Inc. All Rights Reserved Femap Version 10 Where to Buy NEi Software, Inc Garden Grove Blvd. Ste. 300 Westminster, CA Toll Free: (877) NASTRAN Phone: (714) Fax: (714)