ME 234: Multivariable Control Systems

UC Berkeley, Mechanical Engineering

Andy Packard


Notes

State-space Youla, cleanest derivation available

SISO Robust Performance.

Linear Algebra Review.

Respect the Unstable, by Gunter Stein, Please read this.

Rings, and matrices with elements in rings

SISO, Transfer function, Youla

Fourier Transform sheet

Convex Sets and Functions

Uncertainty Modeling

MIMO, Transfer function, Youla

Robustness analysis as nonvanishing determinant

Upper Bound for nonvanishing determinant

Survey paper on complex structured singular value

Continuity of mu (supplemental paper)

Control Objectives as Generalized Disturbance Rejection

Why Robust Control

Intro to H-inf optimal control

Results/Roadmap from DGKF

Algebraic Lyapunov and Riccati Equations

Hinf State-Feedback and Full-Information

Output-Feedback Hinf synthesis, LMI version



Various Problem Sets

MIMO State Space Stabilization.

SISO Robust Performance.

Linear Algebra.

SISO, Transfer function Youla.

Limitations in feedback systems.

Fourier and Convolution.

Structured Singular Value. Reread problem 1 before doing problem 14.

Lyapunov/Riccati.

Hinf Inequality Analysis.


Various Computer Exercises

Introduction to structured singular value.

Introduction to robustness analysis.

Introduction to HinfSyn. You will need the m-file script himatModel.m. It has the aircraft model and weighting functions for the example.

example0.m, elementary McFarlane/Glover Loopshaping example.

example1.m, SISO McFarlane/Glover Loopshaping example for 2-mass resonant system; supporting functions, pistage.m, lagstage.m.

illconditionedplant.m, DK iteration for 2-by-2 ill-conditioned plant.