Test No. 2 Prepration

Question 1

What is an important feature of an algebraic system?

Answer 1

Current output depends only on current input

Question 2

What is an important property of a dynamic system?

Answer 2

Current output depends on current input and past input.

Question 3

What are two types of dynamic systems?

Answer 3

1. Ordinary differential equation system
2. Differential algebraic equation system

Question 4

What are the problems of using nonlinear systems for control?

Answer 4

1. No automation methods
2. Active research area
3. Most quality, stability and robustness requirements are formulated for linear systems

Question 5

What is a trim point?

Answer 5

Point around which we linearizer a system

Question 6

What are advantages of using linear systems?

Answer 6

1. Well known
2. Tools available
3. Can be transformed to Fourier domain
4. Can be extended by eg linear parameter varying control

Question 7

What are the types of State storage models?

Answer 7

Linear time invariant
Linear eine Variant
Linear parameter variant

Question 8

What is a causal system?

Answer 8

Values of inputs can only influence behaviour in the future

Question 9

What are two types of State space models?

Answer 9

Single input single output
Multiple input multiple output

Question 10

What are the advantages of State space description?

Answer 10

Well interpretable
Simple to analyse
Beneficial for developing controllers
Better suitable for digital implementation