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Introduction to Control Systems : Basic Concepts of Control Systems, Open loop and closed loop systems
Translational Systems, Retational systems, Analogy between Mechanical and electrical quanties, Block Diagram Algebra,
Signal flow Graphs, Mason’s Gain Formula.
Effect of negative feedback on sensitivity, bandwidth, Disturbance,
linearizing effect of feedback, Regenerative feedback.
Standard Test Signals , Time response of first order
systems to unit step and unit ramp inputs. Time Response of Second order systems
to unit step input, Time Response specifications
Numericals on time response analysis
Generalised error series and
Gensalised error coefficients
Response With P, PI, PD and PID Controllers
Routh stability criterion
Root locus concepts, Rules of Construction of Root locus, Root
contours, Systems with transportation lag
Frequency domain specifications, correlation
between Time and Frequency Response with respect to second order system, Polar
plots, Bode plot. Determination of Gain Margin and Phase Margin from Bode plot.
Constant Mcircles, Constant N-Circles, Nichol’s
Principle of argument, Nyquist stability criterion,
Application of Nyquist stability criterion for linear feedback system.
D.C. Servomotors, A.C. Servomotors, A.C. Tachometer,
Synchros, Stepper Motors.