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WELSIM release notes

This release notes are specific to WELSIM R2.3 and arranged by the version and features.

Upgrading

To upgrade WELSIM to the latest version, download the installer from our official website .

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Since version 2.1, WelSim provides a version checker in the application, users can click Help -> Check for Updates on the menu and know if a new version is available.

finite_element_analysis_welsim_check_updates


To inspect the currently installed version, open the About dialog in WELSIM application.

finite_element_analysis_welsim_about

Changelog

2.4 TBD

  • Support 2D Computational Fluid Dynamics (CFD).
  • Support 3D CFD.

2.3 July at 2022

  • Improve meshing performance; Reduce the size of the temporary mesh data files.
  • Add 2D circular shape geometry creation.
  • Add a Refine Geometry feature.
  • Add new HPC options in the Preference settings.
  • Support new units: Momentum.
  • Upgrade structural solver to 5.3.
  • Upgrade the 3D rendering module to 5.0.3.
  • Upgrade third-party libraries: HDF to 1.12.2, CGNS to 4.3.0, ITK to 5.2.1.
  • Enhancements and optimizations.

2.2 May at 2022

  • Add screen capture feature.
  • Support video export feature for the spinning view.
  • Add a result VCR controller to the Graph window.
  • Support result animation review and video export.
  • Enhancements and optimizations.

2.1 December at 2021

  • Add Sphere, and Torus build-in shape creation.
  • Support Clip Planes for the section view in post-processing.
  • Add vector (Glyph3D arrows) electric field and vector electric flux density results for electrostatic analysis.
  • Add Point Charge, Spherical Charge Density, and Polarization source conditions for electrostatic analysis.
  • Add Cylindrical Magnet, Ring Current source conditions for magnetostatic analysis.
  • Add image-saving feature for the Chart window.
  • Lanuch independent beam cross-section application - BeamSection.
  • CurveFitter: support R-squared (R2) calculation, enhance solver.
  • Upgrade Eigen to 3.3.9.

2.0 January at 2021

  • All new 3D graphics module supports 4K display, auto spin/swing, stereo views, etc.
  • New "Pre-Selection", "Show Vertices", "Wireframe", "Show Mesh", "Stop Meshing/Solving" commands on Menu and Toolbar.
  • A new dimension ruler supports both metric and U.S. customary units.
  • A new bounding box feature for all presented objects in the 3D scene.
  • Optimized meshing module with better performance and usability.
  • Optimized mesh and result 3D rendering.
  • Added a new Selection View to the GUI main window.
  • Upgrade QT framework to 5.12.9, OCCT to 7.4, VTK to 8.2, MUMPS to 5.3.5, PETSc to 3.14.2, etc.

1.9.1 July at 2020

  • Support curve fitting features for the Core Loss Model and test data.
  • Support curve fitting for the hyperelastic material models and test data.
  • Lanuched general-purpose curve fitting application - CurveFitter.

1.9 November, 2019

  • Support units.
  • Support nonlinear thermal analysis.
  • All new table and graph windows.
  • All new About dialogs with capability of displaying software and hardware information.
  • Lanuched the engineering material data tool - MatEditor.
  • Lanuched the engineering unit converter - UnitConverter.
  • Lanuched online documentation at docs.welsim.com and replaced the PDF documents.
  • Result legend supports user-defined min/max values.
  • Upgrade C++ compiler to vs2017, QT framework to 5.12.2, HDF5 to 1.8.21, Boost to 1.69, OCCT to 7.3, etc.
  • Enhancements and optimizations.

1.8 December, 2018

  • Input/Output: Add Nastran and Abaqus input scripts generation; Read generated result files.
  • GUI: Add system preferences database and associated user interface; Enhance Output/Message window, promote more detailed messages.
  • Geometry: New STL geometry object. Import STL files; Add geometry checking feature.
  • Mesh: mesh STL geometry. export mesh data to file.
  • Analysis: Support Vertex scoping for the boundary conditions. Add body heat flux condition for thermal analysis.
  • Upgrade Microsoft MPI to 10.0. General enhancements.

1.7 July, 2018

  • Add structural shell analysis, including the associated fixed rotation boundary condition, rotation result, reaction moment probe.
  • Add structural body conditions: body force, acceleration, earth gravity, rotational velocity.
  • Add mesh method object to support distinct mesh density for bodies.
  • Add geometry selection controller on graphics toolbar, support body, face, edge, and vertex selections.
  • Add plane shape creation feature.
  • Add official user manual.
  • General enhancements.

1.6 April, 2018

  • Add data persistence module to support project save/resume feature.
  • Add user-defined and reaction force probe results.
  • Add velocity and acceleration boundary conditions and results for transient structural analysis.
  • Add geometry export feature.
  • General enhancements.

1.5 February, 2018

  • Launch Linux 64-bit version that supports Ubuntu 16.04 LTS and Fedora 27.
  • Add status engine for the project tree objects, small icon represents the current state of the object.
  • General enhancements.

1.4 November, 2017

  • Add 3D static and transient lamellar flow analysis (Deprecated).
  • General enhancements.

1.3 September, 2017

  • Add 3D electrostatic analysis with supported boundary conditions: ground, symmetry, voltage, zero charges, surface charge density, electric displacement.
  • Add 3D magnetostatic analysis with supported boundary conditions: insulting, magnetic flux density.
  • General enhancements.

1.2 August, 2017

  • Add 3D steady-state and transient thermal analysis with associated boundary conditions.
  • General enhancements.

1.1 July, 2017

  • Add chart, tabular data, and output window to GUI.
  • Add multi-body and contact features to structural analysis.
  • Add nonlinear material analysis features with the capabilities of solving hyperelastic, elastoplastic, viscoelastic, and creep materials.
  • Add 3D static, transient, and modal structural analyses.
  • General enhancements.

1.0 March 2017

  • Launch all-in-one simulation framework including a graphical user interface, meshers, and solvers.
  • Add 3D linear elastic structural analysis.
  • Add Automatic mesh generator for Tet4 and Tet10 elements.
  • Add geometry creation and CAD model import features.
  • Add graphics, tree, and property windows to the GUI.