Nichols Chart Analysis

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Nichols Chart Analysis
1010605 Nichols Chart Analysis
INTRODUCTION Nichols chart analysis, a frequency response method, is a modification of the Nyquist and Bode methods. The Nichols chart is essentially a transformation of the M- and N-circles on the Polar Plot (Section 11.12) into noncircular M and N contours on a db magnitude versus phase angle plot in rectangular coordinates. If GH(
Joseph J. DiStefano, III, PhD; Allen R. Stubberud, PhD; Ivan J. Williams, PhD: Schaum's Outline of Feedback and Control Systems, Second Edition. Nichols Chart Analysis, Chapter (McGraw-Hill Professional, 2014), AccessEngineering Export