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A Comparison between Integer and Fractional Order PDμ Controllers for Vibration Suppression


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Fig. 1

Active vibration attenuation in a smart beam.
Active vibration attenuation in a smart beam.

Fig. 2

Active vibration attenuation in a smart beam.
Active vibration attenuation in a smart beam.

Fig. 3

Experimental and simulation of impulse response of the smart beam.
Experimental and simulation of impulse response of the smart beam.

Fig. 4

Bode diagram of the uncompensated structure.
Bode diagram of the uncompensated structure.

Fig. 5

Frequency response of the uncompensated smart beam and of the open loop systems with fractional and integer order PD controllers.
Frequency response of the uncompensated smart beam and of the open loop systems with fractional and integer order PD controllers.

Fig. 6

Closed loop impulse response with the fractional order controller: free impulse response (left), active suppression (center), and zoomed active suppression (right).
Closed loop impulse response with the fractional order controller: free impulse response (left), active suppression (center), and zoomed active suppression (right).

Fig. 7

Closed loop impulse response with the integer order controller: free impulse response (left), active suppression (center), and zoomed active suppression (right).
Closed loop impulse response with the integer order controller: free impulse response (left), active suppression (center), and zoomed active suppression (right).

Fig. 8

Robustness tests performed on the closed loop system with integer (left) and fractional (right) controllers.
Robustness tests performed on the closed loop system with integer (left) and fractional (right) controllers.
eISSN:
2444-8656
Language:
English
Publication timeframe:
2 times per year
Journal Subjects:
Life Sciences, other, Mathematics, Applied Mathematics, General Mathematics, Physics