Lect1 - 1 Lecture 1 Introduction AE 353 Spring 2010 Prof...

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Unformatted text preview: 1/21/2010 1 Lecture 1: Introduction AE 353, Spring 2010 Prof. Soon ‐ Jo Chung ([email protected]) Course Syllabus 1/21/2010 2 What is Feedback Control? • Control is the process of making a system variable adhere to a particular value (Reference Value, Reference Trajectory). • Tracking control: following a time ‐ varying reference signal • Regulating control: maintain an output fixed Regulating control: maintain an output fixed regardless of the disturbances present. Why Feedback Control? • Robust w.r.t. Uncertain Plant • Robust to External Disturbances • Stabilize Unstable System • Better Performance! • Chapter 1 and Chapter 4 discuss these in detail 1/21/2010 3 Block Diagrams reference: r Disturbance Plant Input Filter Controller Actuator Process + Sensor ‐ output: y Automatic Cruise Control input output Disturbance 1/21/2010 4 Block Diagrams reference: r Disturbance Plant Input Filter Controller Actuator Process + Sensor ‐ output: y Sensor Noise Automatic Cruise Control...
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This note was uploaded on 04/12/2010 for the course AE 353 taught by Professor Voulgaris,p during the Spring '08 term at University of Illinois, Urbana Champaign.

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Lect1 - 1 Lecture 1 Introduction AE 353 Spring 2010 Prof...

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