Question: A unit voltage step is input to a motor system. The graph below represents the velocity step response of the system. The motor specifications

A unit voltage step is input to a motor system. The graph below represents the velocity step response of the system. The motor specifications sheet gives values of R = 1.0 Ohm, and Km=0.242 Nm/A (or Vs/rad) what are the viscous friction (b) and inertia (J) values for the motor? 4.5 4 3.5 3 2.5 2 1.5 1 0.5 0 Velocity (rad/s) 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6 Time (sec)

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