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Difference between Compensators and Controllers Video Lecture | Control Systems - Electrical Engineering (EE)

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FAQs on Difference between Compensators and Controllers Video Lecture - Control Systems - Electrical Engineering (EE)

1. What is the difference between compensators and controllers?
Ans. Compensators are used to improve the stability and performance of a system by modifying its transfer function, while controllers are used to regulate the system output by adjusting the input based on feedback.
2. How do compensators differ from controllers in terms of function?
Ans. Compensators are typically used to modify the dynamics of a system, while controllers are used to regulate the system output to achieve a desired response.
3. What are some examples of compensators and controllers commonly used in control systems?
Ans. Examples of compensators include lead compensators, lag compensators, and lead-lag compensators. Examples of controllers include proportional-integral-derivative (PID) controllers, proportional controllers, and integral controllers.
4. How do compensators and controllers impact the stability of a control system?
Ans. Compensators can improve the stability of a system by adjusting its frequency response, while controllers can help maintain stability by adjusting the input based on the system's output.
5. In what scenarios would one choose to use compensators over controllers, and vice versa?
Ans. Compensators are typically used when the system needs to be modified to meet desired performance specifications, while controllers are used to regulate the system output based on feedback to maintain stability and achieve desired performance.
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