A Nichols chart is given in Figure E9 14 for a system with Gc(j Iuml )G(j Iuml )) Using the following table, find (a) the peak resonance Mp Iuml ) in dB (b) the resonant frequency cor (c) the 3 dB bandwidth and (d) the phase margin of the system to 4 (03 10 3 rad s1 0 10 dB 025 dB 0 25 uB 18 10 dB ...

a The peak resonance M p 6 dB ...

A Nichols chart is given in Figure E9.14 for a system with Gc(jÏ)G(jÏ)). Using the following table,

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A Nichols chart is given in Figure E9.14 for a system with Gc(jÏ‰)G(jÏ‰)). Using the following table, find (a) the peak resonance MpÏ‰) in dB; (b) the resonant frequency cor; (c) the 3-dB bandwidth; and (d) the phase margin of the system.

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Modern Control Systems

ISBN: 978-0136024583

12th edition

Authors: Richard C. Dorf, Robert H. Bishop

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Question Posted: Mar 29, 2016 05:36 AM

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A Nichols chart is given in Figure E9.14 for a system with Gc(jÏ)G(jÏ)). Using the following table,

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to 4 (03 10 3 rad/s1 -0.10 dB 025 dB -0.25 uB 18 10 dB -0.5 dB 12 2 dB 3 B20 5 dB 6 4 dB 30 -2 dB -3 dB -4 dB -5 dB -6 dB 9 dB 12 -210 -180 -150 120 G,G (degrees) -60 Loop phase

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Modern Control Systems

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