Simcenter Femap

options. There are also several updates to version 2019.1 solver integration for ®, ® and ®, and new results viewing selections in postprocessing.

Visualization and user interface Entity selection Improving simulation productivity Entity selection methods have been enhanced to allow you to select only from those entities that are visible on the screen at the time of selection, using the Benefits Summary new “select visible” icon button on the • Clearer model entity visualization Simcenter™ Femap™ software is now entity selection dialog. and selection being released on a biannual schedule in April and October, beginning with ver- Also, elements can be selected based on • Streamlined workflows and re-use sion 2019.1. The software is now a reference to an orientation node. These of previous data definitions referred to as Simcenter Femap to reflect additions enhance the current array of • Improved robustness for analysis that it is a part of the Simcenter portfolio available tools, making entity selection application support of Siemens CAE products. For the same more versatile and flexible. You’ll also reason, NX™ Nastran® software is now notice that the ID fields in the entity Features Simcenter™ Nastran®. selection and other dialog boxes • Updates to UI and preprocessing throughout Simcenter Femap have been Simcenter Femap is a standalone finite operations widened. element modeling pre- and postproces- • Meshing enhancements including sor for engineering simulation and Previous vector sweep and pyramid mesh transitions analysis. The software is CAD- Simcenter Femap 2019.1 includes the independent and can import geometry • Extended support for nonlinear ability to recall a previously defined from all major CAD platforms and sup- analysis solutions vector in any operation that requires a ports most CAD data formats. Simcenter vector direction definition to be created. • Enhanced results review options Femap also works in combination with a Accessing previously defined data accel- for partial results vectors wide variety of finite element analysis erates the model creation process, solvers, including the industry-leading enhancing productivity. Simcenter Nastran software.

The latest release provides a variety of Locate in model info improvements that will improve your A new “locate in model info” toggle is productivity across the simulation work- added as a new selector mode to the flow. Model creation enhancements selector toolbar that highlights the range from entity selection and geometry selected entity (solid, CSYS, property, splitting operations to meshing, includ- material or layup) in the model info tree. ing new sweep and mesh transition This makes it easier to locate the selected item in the model info tree when there are many items of that type in the model.

siemens.com/femap SIMCENTER Simcenter Femap version 2019.1

Modfem preview and tooltips Libraries Bearing force and torque on curve Even before you launch Femap, in the file Version 2019.1 adds greater flexibility in New bearing force and torque on curve explorer you can preview the modfem the use of libraries to save and load commands are now available that are file model image, and via tooltips, review modeling data including materials and similar to the bearing force or surface basic model statistics including version, properties. In addition to the Femap commands available previously. size, save date and numbers of FE and standard libraries, you can now create geometry entities. This capability helps your own personal libraries in a directory Point and node projection you locate and select the model you of your choosing, instead of in the instal- The point and node projection com- want earlier, without having to start up lation directory. Also, you can define a mands offer new options to project those Femap first. library that can be shared with other entities radially about an axis, and spheri- users – the shared library path is set cally about a point. within the file preferences dialog. Meshing LBC and solid data propagation with Sweep elements, element faces geometry splitting or slicing and edges Any existing geometry-based definitions In the mesh sweep command there is a of loads, constraints or regions will be new option to sweep along element automatically propagated during geom- edges. The element edges form a path etry split operations. Therefore, the for the sweep operation which acts on a original intent of the load and boundary number of selected elements or element condition (LBC) definition is maintained, faces. Only a single element edge pick is which eliminates any need to rebuild the required, and the sweep operation definitions after splitting, facilitating continues until it connects back on itself model setup. (around a circular structure for example) For solid entities, all solid data is main- or an end is reached. There is also an tained after geometry slicing operations option to specify a stop node. As the Preprocessing enhancements as well. All definitions of loads, con- elements are swept, the mesh morphs to Solid material coordinate systems straints, regions, colors, layers and solid maintain a match with existing mesh Simcenter Femap 2019.1 now supports attributes are fully propagated. edges. the Nastran solid material coordinate These enhancements also add flexibility In addition to sweeping plates and solid definition system on elements, which to the model setup workflows making faces to create solids, you can now allows each element to refer to a sepa- these types of operations order- sweep element edges and beams to rate coordinate system ID. Support for independent. create 2D plates. reading and writing the solid element coordinate system ID entity (MATCID) is also added.

SIMCENTER

Hexa to tetra pyramid element Mixed linear to parabolic element Several performance enhancements have transitions connection tool also been completed including the Simcenter Femap 2019.1 can now auto- Also available in Simcenter Femap following: matically generate pyramid elements to 2019.1 is a tool to connect mixed linear • Various numerical improvements to transition between hexa and tetra ele- and parabolic elements. The midside recursive domain Lanczos method ments in a solid mesh. To facilitate this node on the parabolic element can be (RDMODES) solutions operation there are also new node removed to connect the elements matching selections and an option to together. Alternatively, a midside node • Shared memory parallel (SMP) now select additional areas to create pyramid can be added to the linear element to extends to include element matrix elements. make the connection. The tool works assembly (EMA) module operations with shell elements and mixed meshes In addition to creating a mesh transition • Automatic selection of frequency comprising beams, shells and solids. automatically, Simcenter Femap 2019.1 response numerical improvements will also manage node connection New element extrusion options The Simcenter Femap 2019.1 release between linear hexa elements and New options to widen the extrusion includes Simcenter Nastran 2019.1 parabolic tetra elements by removing capabilities for shell elements have been midside nodes where appropriate to added. Nastran enhancements ensure correct element connectivity. SOL 200 design optimization now sup- • Element extrusions along element nor- Essentially, you can use pyramids to ports frequency response analysis with mals to surfaces to create solid transition from any surface quad mesh to analysis setup similar to statics and elements from the original plates to transition to a solid tetra mesh. Using this modal. selected geometry surfaces approach, it is also possible to define The STATSUB case control entry is now contained hex-meshable regions interior • Extrude shell elements in both direc- supported that selects the static solution to a solid that would serve to reduce the tions at once to create solid elements to be used in determining the differential number of degrees of freedom in the on both sides of the original plates stiffness for buckling analyses. Within the model. linear buckling solution sequence SOL Solver support 105, multiple subcases can be defined Solver interface updates include exten- that include STATSUB entries, providing sions to Simcenter Nastran support for greater flexibility with analysis case multi-step nonlinear solution sequences setup. and enhancements to the design optimi- zation capability. In addition, this release ANSYS translator also includes further enhancements to • Further support has been added to the ANSYS and Abaqus solver translators. version 2019.1 to read and write non- normal pressure definitions, including Simcenter Nastran enhancements SURF153, SURF154 and SURF156 New subcase types have been introduced into SOL 401 and SOL 402 multi-step • Beam preload (PRETS179) and solid nonlinear solution sequences including preload (PSMESH) are now supported nonlinear dynamics, linearized buckling and written as ANSYS SLOAD and arc-length methods in statics. Bolt • For random vibration analysis, read/ preloads can now be modeled using 1D write support is added for various beam elements, and there is now sup- commands including SPOPT, PSDUNIT, port for layered composite element PSDFRQ, PSDVAL, PFACT and PSDCOM properties PCOMP and PCOMPG. Also, various enhancements improve the • The output control KEYOPT(8) for robustness of contact modeling. laminates and solid laminates has been added SIMCENTER

Abaqus translator Listing formatted output You can now specify thermal options for The previous standard and formatted gap elements and contact via the Abaqus output list commands have been consoli- thermal button, which allows you to edit dated into a single command in Femap a gap or connection property. 2019.1. When listing formatted output, you can select an output format from a Postprocessing personal shared or Femap standard library or select a custom format. Contour plots New contour plot options are available to Aero mesh displacements view models with partial results, such as Simcenter Femap 2019.1 now allows you contact forces and stresses. Previously, to display aero mesh displacements from all elements were contoured with a value a flutter analysis. of zero applied to all nodes without results.

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