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Lesson 10

Lesson 10. System design. Armature circuit. Field circuit. Example : An Armature control DC motor. constant. +. -. Sensor. Design controller. Characteristic function :. Case I : Proportional control. Open loop transfer function :. Type I system. G.M. P.M. g1=zpk([],[0 –1 –5],[10])

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Lesson 10

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  1. Lesson 10 System design Automatic control by meiling chen

  2. Armature circuit Field circuit Example : An Armature control DC motor constant Automatic control by meiling chen

  3. + - Sensor Design controller Automatic control by meiling chen

  4. Characteristic function : Case I : Proportional control Automatic control by meiling chen

  5. Open loop transfer function : Automatic control by meiling chen

  6. Automatic control by meiling chen

  7. Type I system Automatic control by meiling chen

  8. G.M. P.M. Automatic control by meiling chen

  9. g1=zpk([],[0 –1 –5],[10]) margin(g1) Automatic control by meiling chen

  10. Case II : Proportional Integral control + - Sensor a zero Open loop transfer function : a pole Automatic control by meiling chen

  11. The system order Type II system Automatic control by meiling chen

  12. Automatic control by meiling chen

  13. Automatic control by meiling chen

  14. Automatic control by meiling chen

  15. g2 (PI controller) is unstable g1 (P controller) is stable Automatic control by meiling chen

  16. Case III : Proportional derivative control + - Sensor Sensor a zero Open loop transfer function : Automatic control by meiling chen

  17. Type I system Automatic control by meiling chen

  18. Automatic control by meiling chen

  19. Automatic control by meiling chen

  20. Automatic control by meiling chen

  21. Case IV : Proportional Integral derivative control + - Open loop transfer function : Automatic control by meiling chen

  22. Open loop transfer function : Type II system Automatic control by meiling chen

  23. Automatic control by meiling chen

  24. Automatic control by meiling chen

  25. Case V : phase lead control Case VI : phase lag control Automatic control by meiling chen

  26. + - Phase lead: Phase lag: Automatic control by meiling chen

  27. Green phase lead G.M. P.M. Automatic control by meiling chen

  28. Phase lead Automatic control by meiling chen

  29. Green phase lag G.M. P.M. Automatic control by meiling chen

  30. Phase lag Automatic control by meiling chen

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