What is stability of control system ? Stability refers to the ability of a closed-loop system to maintain a state
Routh-Hurwitz Stability Criterion The Routh-Hurwitz Stability Criterion is a mathematical technique employed to ascertain whether a polynomial’s roots lie on
Identifying positive feedback system, Transfer function of positive feedback system, Exponential growth, Runaway, Snowball effect
What is a control system? Types of control system, Open loop and closed loop control system, Advantages and disadvantages of
Definition of PID control, Steady state error, Overshoot and ringing, Proportional-integral control, MATLAB modeling
The Barkhausen criterion is a mathematical condition to determine oscillation frequency. Sometimes it is also used to determine if the
Nyquist contour, Nyquist stability criteria, Understanding Nyquist stability criteria using simple examples, Behaviour of poles and zeros in Nyquist plot,
How to use a root locus plot, Concepts of root locus, Starting and end points of root-locus, Asymptotes of root
Stability in control system, BIBO stable, Marginal Stable Unstable systems, Dominant and non-dominant poles, Phase margin and Gain Margin, Gain
Negative feedback system, Advantages and disadvantages, Transfer function
What is a bode plot? A Bode plot is a graphical representation of a closed-loop system’s loop-gain LG(s) frequency response.