Methods of Compensation in Control System

Methods of Compensation in Control System: The Different Methods of Compensation in Control System are Cascade Compensation Feedback Compensation Load Circuit Compensation Input Circuit Compensation A drive system having closed…

Continue Reading Methods of Compensation in Control System

Root Locus Plot

Root Locus Plot: In the electrical drives employing closed loop control techniques, it is often necessary to investigate the effects of changing the parameters of the system on its stability.…

Continue Reading Root Locus Plot

Relative Stability from the Nyquist Plot

Relative Stability from the Nyquist Plot: Relative Stability from the Nyquist Plot - The considerations discussed above provide information about the absolute stability of the system, i.e., whether the system…

Continue Reading Relative Stability from the Nyquist Plot

Nyquist Criterion

Nyquist Criterion: Nyquist Criterion - This stability criterion enables one to establish the stability of a system using a graphical procedure in the frequency domain. Here also there is no…

Continue Reading Nyquist Criterion

Routh Hurwitz Criterion

Routh Hurwitz Criterion: The Routh Hurwitz Criterion states that the system is stable if the Routh table has no negative elements in the first column. The roots of the characteristic…

Continue Reading Routh Hurwitz Criterion

Polar Plot for Frequency Response

Polar Plot for Frequency Response: One of them is the Polar Plot for Frequency Response representation. The transfer function in the frequency domain is obtained by substituting jω for s…

Continue Reading Polar Plot for Frequency Response

Closed Loop Control of DC Motor

Closed Loop Control of DC Motor: Closed Loop Control of DC Motor - The dynamic behaviour of a system is described by a set of differential equa­tions. On many occasions…

Continue Reading Closed Loop Control of DC Motor