A list of key new features in System Modeler 15.0.

Computation

• Improved accuracy and robustness of event-generating expressions.

• Check of local balance, allowing easier localization of mismatch between number of equations and variables. »

• Improved implementation of delay, in particular with regards to discrete-valued signals.

• Support for passing records in the external C function interface.

• Performance improvements through expanded use of parallelism.

• Improved state selection.

• Visual Studio 2015 is no longer a supported compiler. »

Modeling

• Replaceable components are listed as parameters, for improved usability and discoverability. »

• Modelica Standard Library 4.1.0 is now the default and recommended version.

• Choose between different validation levels.

• Copy Icon and Diagram views as SVG.

• Export Icon and Diagram views as SVG files.

• Support for automatically sizing array connectors using connectorSizing. »

• Use dependency information when renaming classes. »

• Visualize and edit connection labels.

• Visualize and edit group images in parameter views.

• Rename and move groups between tabs in parameter views.

• Performance improvement when unloading libraries.

• Undo support in Modelica Input dialog.

• User confirmation before use of external functions.

• Automatically add or update uses annotations when pasting components.

• History of previous searches in search bars.

• Keyboard shortcuts for Case Sensitive and Whole Word options in Modelica Text View search.

• Put Modelica code on the clipboard when copying items from Icon and Diagram views.

• Improved Wayland support on Linux.

• Modelica Standard Library 3.2.3 is no longer supported.

• FMI 1.0 is no longer supported.

Documentation

• Replaceable types are listed in the Parameters section in documentation.

• Find licenses for a library in Documentation Center. »

Simulation

• Set value of inputs during real-time simulations.

• Allocate plot colors per experiment for easier comparison.

• Allow changing the color of plot markers.

• Highlight plot curves when hovering over the corresponding axis.

• Improved initial placement of plot marker labels.

• Support for string variables in the simulation result.

• Improved handling of guided Visual Studio compiler installation on Windows.

• Model plots in Modelica Standard Library 4.1.0.

See New in System Modeler for more information on new features.