Demo page

  • On this page various design demonstrations are shown of analysis & design methods as well as 2D & 3D CAD and database modeling.
  • With an exception, code demonstrations are not shown, but implementations are possible using C, C++, Python, Perl and more.
  • For reasons of NDA, previous work for customers is not shown. If you have any questions about possiblities, please send us an email.

Sample of Enterprise Architecture using Archimate

Sample of a Data Flow Diagram using the symbols by Yourdon & Coad, extended with Ward & Mellor.

Sample of a Data Flow Diagram using the symbols by Gane & Sarson

Sample design using flowchart:

Sample design of an ERD (Entity Relationship Diagram)

Sample of database design, using BNCF data normalisation

Sample of IDEF0 modeling

Sample of a process diagram using BPMN (Business Process Modelling Notation):

Sample BPMN with swimlanes:

2D design made with LibreCAD of a model which moves in a circle. Shown is the righthand-side. The working model does exist, © by Huub van Niekerk (me) and is made with fischertechnik®.

Sample of a simple vehicle made with OpenSCAD

STL-mesh of previous sample imported into MeshLab

The earlier shown OpenSCAD vehicle, exported via MeshLab to a COLLADA .dae-file, in GazeboSim

3D design made with FreeCAD of a model which moves in a circle. Left-front and right-rear sides. The working model does exist, © by Huub van Niekerk (me) and is made with fischertechnik®.

Sample of a simple electronics simulation using Scilab Xcos

Sample of a control blockschema using control algebra

3 samples of the use of GNU Octave (comparable with Matlab) (editor, command window and result graphs)

Sample of using R via RStudio

Sample UML class diagram

Sample UML sequence diagram

Sample UML use-case diagram

Sample MBSE OEBD diagram

Sample MBSE OCB diagram