Lec_01 - ECE 483. Digital Control Systems Analysis and...

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1 ECE 483. Digital Control Systems Analysis and Design Instructor: Jianghai Hu Office: MSEE 220 Tel: 6-2395 Email: jianghai@purdue.edu Office Hours: Th 2-3pm Textbook Digital Control System Analysis and Design , C. L. Phillips and H. T. Nagle, 3rd edition, ISBN 0-13-309832-X Lec. 1. Control Systems Overview Reading: Chapter 1 What is control? Use of algorithms and feedback to affect the operation of physical objects of interest (systems) to achieve some desired performance Physical Objects: Plant, Process, System Input output Controller Environmental Perturbations
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2 Examples of (Digital) Control Systems Digital DC servo control Digital Automated Flight Computer System (AFCS) Digital thermostat Continuous-Time (Analog) Control Systems U ( s ) Y ( s ) + ¡ s +2 s +3 controller 1 s ( s +1) plant A simple analog feedback control system: G ( s ) Plant and controller are continuous-time systems continuous-time input and output signals modeled by linear differential equations, or transfer functions
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Lec_01 - ECE 483. Digital Control Systems Analysis and...

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