Digital control system - KAEL8M09

Goal(s)

Introduce the concepts of digital feedback systems. Analyze the main characteristics of a digital feedback system. Know how to design an appropriate digital controller.
Some basics of digital implementation.

Content(s)

1 Introduction to the discrete-time control
1.1 Discrete-time control loop
1.2 Signals and systems
1.3. Basics on digital to analogous interface and analogous to digital interface

2 z transform
2.1 Definition and properties
2.2 Computation of z transform of a signal
2.3 Inverse z transform

3 Relations between s domain and z domain
3.1 Main locus in s and in z
3.2 Principal frequency band and secondary frequency bands
3.3 Typical behaviours of first order and second order systems .

4. Stability of numerical systems
4.1 Algebraic stability criteria
4.2 Frequency stability criteria

5 Numerical controller design and implementation
5.1 Discretization of an analogous controller
5.2 Direct synthesis of a numerical controller.

-Laplace Transform
-Stability
-Dynamical performances
-Continuous time control feedback