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IIT Kharagpur

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Digital Control Laboratory


List of Experiments

    Experiments to be developed

  • Compare the frequency responses with methods and for different sampling times
  • Determine the pulse transfer function of a given system (Position Control System) analytically at different sampling times and it’s verification using simulation. Compare Time Responses I) Simulate the state space model for DC motor dynamically and observe the effect of i) Change in the applied armature voltage and ii) Changes in mechanical torque (positive and negative) on the speed and current.
  • iii) Dynamically simulate state space model for given input iv) Give step change in armature voltage and observe effect of motor speed and current v) Give a step change in torque and observe effect on speed and current. II) Repeat part a by using differential equation model. Use simulation (ordinary differential equation solver order) for solving the equations. III)Compare simulation time required for (i) and (ii).
  • Design of digital control systems with dead beat response and other controllers
  • Design of a discrete PID controller for a DC motor