Automatic Control Systems |
Contents
Introduction to Feedback Control Systems | 1 |
Equations and Models of Linear Systems | 10 |
Components of Feedback Control Systems | 88 |
Copyright | |
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amplifier amplitude asymptotes backlash block diagram Bode plot breakaway point characteristic equation circuit closed-loop system coefficients compensated system complex constant corresponding damping ratio dead zone decibels describing function determined encircled example feedback control system Fourier fr(t G(jw gain crossover gain margin GH-plane GH-plot given in Fig input member K₁ Laplace transform last equation linear system locus motor Nichols chart node nonlinear element nonlinear system Nyquist path Nyquist plot obtained open-loop transfer function output member output response overshoot phase margin phase plane trajectory phase shift phase shift curve phase-lag plot of G(s)H(s rad/sec real axis reference input relay right half root contours root loci root locus diagram s-plane sampled-data system sampler second-order servo system servomechanism shaft shown in Fig signal flow graph sinusoidal stable steady-state error synchro T₁ torque unstable variable velocity voltage wn² z-transform zero-order hold