Lecture Control system design: Introduction - Nguyễn Công Phương

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Lecture Control system design include all of the following content: Mathematical models of systems, state variable models, feedback control system characteristics, the performance of feedback control systems, the stability of linear feedback systems, the root locus method,...

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Nội dung Text: Lecture Control system design: Introduction - Nguyễn Công Phương

Nguyễn Công Phương CONTROL SYSTEM DESIGN
Contents I. Introduction II. Mathematical Models of Systems III. State Variable Models IV. Feedback Control System Characteristics V. The Performance of Feedback Control Systems VI. The Stability of Linear Feedback Systems VII. The Root Locus Method VIII.Frequency Response Methods IX. Stability in the Frequency Domain X. The Design of Feedback Control Systems XI. The Design of State Variable Feedback Systems XII. Robust Control Systems XIII.Digital Control Systems sites.google.com/site/ncpdhbkhn 2
References [1] R. C. Dorf, R. H. Bishop. Modern Control Systems. Prentice Hall, 2011. [2] N. S. Nise. Control System Engineering. Wiley, 2011. [3] W. S. Levine. Control System Fundamentals. CRC Press, 2010. [4] J. J. D’Azzo, C. H. Houpis, S. N. Sheldon. Linear Control System Analysis and Design with Matlab. Marcel Dekker, 2003. [5] G. C. Goodwin, S. F. Graebe, M. E. Salgado. Control System Design. Prentice – Hall, 2000. [6] sites.google.com/site/ncpdhbkhn sites.google.com/site/ncpdhbkhn 3
Introduction (1) • Control system: an interconnection of components forming a system configuration that will provide a desired system response. Input Process Output sites.google.com/site/ncpdhbkhn 4
Introduction (2) Input Process Output Desired output response Controller Actuator Process Output Open – loop control system (without feedback) sites.google.com/site/ncpdhbkhn 5
Introduction (3) Input Process Output Desired output Error Actual response Controller Actuator Process output (–) Sensor Measurement output Feedback Closed – loop control system (with feedback) sites.google.com/site/ncpdhbkhn 6
Introduction (4) Input Process Output Desired Disturbance output response Error Actual Controller Actuator Process output (–) Measurement Sensor noise Measurement output Feedback Closed – loop control system with external disturbances & measurement noise sites.google.com/site/ncpdhbkhn 7
Introduction (5) Input Process Output Desired output Actual response Error Error output Controller #2 Controller #1 Actuator Process (–) (–) Inner loop Outer loop Sensor #1 Measurement output Feedback Sensor #2 Measurement output Feedback Multiloop feedback control system with an inner loop & an outer loop sites.google.com/site/ncpdhbkhn 8
Introduction (6) Input Process Output Desired output Actual response Error output Comparison Controller Actuator Process Sensor Measurement output Feedback Multivariable control system sites.google.com/site/ncpdhbkhn 9
Introduction (7) http://www.historyofinformation.com/ expanded.php?id=2306 http://csd.newcastle.edu.au/chapters/sec1_2.html sites.google.com/site/ncpdhbkhn 10
Introduction (8) http://www.universetoday.com/59310/it%E2%80%99s-not-just-the-astronauts-that-are-getting-older/ sites.google.com/site/ncpdhbkhn 11
Introduction (9) http://www.ebay.co.uk/itm/Sports- Motorbike-Road-Bike-Transport- Wall-Art-Sticker-Transfers- /330771581272 Desired direction of travel Actual direction of travel Desired course Actual course of travel Error Steering of travel Driver Motorbike (–) mechanism Measurement & vision sites.google.com/site/ncpdhbkhn 12
Introduction (10) http://www.dieuhoanhat.net/2014 /02/nhiet-do-cai-dat-may-dieu- hoa.html Desired Actual temperature Error Cooling temperature Controller Room (–) system Temperature measurement sites.google.com/site/ncpdhbkhn 13
Introduction (11) http://www.praxair.com/industries/electronics#!tab=related-gases sites.google.com/site/ncpdhbkhn 14