National Instruments ICDM Chapter 8 H-Infinity Synthesis, Chapter 9, Chapter 10 Alternate Plant Window

Contents
Xmath Interactive Control Design Module viii ni.com
Manipulating the Design Parameters.............................................................................7-7
Manipulating the Design Parameters Graphically.......................................... 7-7
Ranges.............................................................................................................7-8
Chapter 8
H-Infinity Synthesis
H-Infinity Synthesis Window Anatomy........................................................................8-1
Opening the Synthesis Window....................................................................................8-3
Setup and Synthesis Method.........................................................................................8-3
Central H-Infinity Controller..........................................................................8-4
Output Weight Editing....................................................................................8-5
Manipulating the Design Parameters.............................................................................8-6
Manipulating the Weight Transfer Function...................................................8-6
Infeasible Parameter Values............................................................................8-6
Ranges.............................................................................................................8-7
Chapter 9
History Window
Saving the Current Controller on the History List........................................................9-1
Opening the History Window........................................................................................9-1
History Window Anatomy............................................................................................9-1
Selecting the Active Controller.....................................................................................9-2
Editing the Comments...................................................................................................9-2
Deleting History List Entries.........................................................................................9-3
To Continue Designing from a Saved Controller..........................................................9-3
Cycling Through Designs..............................................................................................9-3
Writing a Saved Design to Xmath................................................................................9-3
Using the History List...................................................................................................9-4
Chapter 10
Alternate Plant Window
Role and Use of Plant and Alternate Plant....................................................................10-1
Displaying the Alternate Plant Responses.....................................................................10-1
Alternate Plant Window Anatomy................................................................................10-2
Opening the Alternate Plant Window............................................................................10-3
Normalization................................................................................................................10-4
Manipulating the Parameters.........................................................................................10-4
Using the Alternate Plant Window................................................................................10-5
Robustness to Plant Variations....................................................................... 10-5
Adding Unmodeled Dynamics........................................................................10-5
Ranges of Sliders and Plot..............................................................................10-6