A Bode diagram for a process, valve, and sensor is shown in figure.(a) Determine an approximate transfer
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A Bode diagram for a process, valve, and sensor is shown in figure.(a) Determine an approximate transfer function for this system.(b) Suppose that a proportional controller is used and that a value of Kc is selected so as to provide a gain margin of 1.7. What is the phasemargin?
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10 AROL 0.1 0.01 0.001 0.01 0.1 10 50 w (rad/min) -90 (deg) d 10 -180 u 0.01 0.1 50 w (rad/min)
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a From inspection of the Bode diagrams in Tables 134 and 135 the tran...View the full answer
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Related Book For
Process Dynamics And Control
ISBN: 978-0471000778
2nd Edition
Authors: Dale E. Seborg, Thomas F. Edgar, Duncan A. Mellich
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