Systems: Representation Flashcards
1
Q
What are the 3 ways for modelling a system?
A
- Block diagram
- Differential (CT) or difference (DT) equation
- Transfer function in the Laplace (CT) or Z-domain (DT)
2
Q
What is the equation for the following node? What is the name for this type of node?
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A
Summing node: y(t) = x1(t) + x2(t)
3
Q
What is the name and equation of the following node?
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A
Difference node: y(t) = x1(t) - x2(t)
4
Q
What is the name and equation for the following node?
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A
Multiplier: y(t) = x1(t)x2(t)
5
Q
What is the name and equation for the following system?
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A
Series (or cascade) connection: y = H2H1
6
Q
What is the name and equation for the following system?
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A
Parallel connection: y = H1 + H2