Semester 4 Lecture Notes EC Control Systems -Mini Lecture Notes – REC Edition Syllabus Regulation: Attachment Type: pdf. ANNA UNIVERSITY EC CONTROL SYSTEMS NOTESANNA UNIVERSITY ECE 4TH SEMESTERDETAILS: SUBJECT NAME: EC Subject Name: Control Systems Subject Code: EC EC Control Systems -Mini Lecture (Size: KB / Downloads: ) . Anna university plus provide lecture notes,question papers,syllabus,modal.

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Write the differential equations governing the Mechanical system shown in fig. Write the differential equations governing the Mechanical rotational system shown in fig. Draw the Torque-voltage and Torque-current electrical analogous circuits.

For the system represented by the block diagram shown in fig. Find the overall gain of the system whose signal flow graph is shown in fig. Draw a signal flow graph and evaluate the closed loop transfer function of a system whose block is shown in fig. Derive the transfer function for Armature controlled DC servo motor. Derive the transfer function for Field controlled DC servo motor. What is time response? Syshems is transient and steady state response?

Name the test signals used in time response analysis. Define Ramp signal and parabolic signal. What is an impulse signal?


How is system classified depending on the value of damping? Sketch the response of a second order under damped system. What is syllabuz frequency of oscillation? What is the type of syllabue List the time domain specifications.

Define rise time, delay time, peak time. What is steady state error? What are static error constants? Define position, velocity error constants. What are generalized error constants? List the advantages of generalized error constants.

Derive the expressions for Rise time, Peak time, Peak overshoot.

Control Systems Syllabus for 4th Semester ECE EC2255

A potential control system with velocity feedback is shown in fig. What is the response of the system for unit step input?


Obtain an expression for closed loop transfer function. A positional control system with velocity feedback is shown in fig. What is the response c t to the unit step input. Find the rise contril, percentage over shoot, peak time and settling time. Determine undamped natural frequency, damping ratio and percentage maximum overshoot for unit step input.

Find a position, velocity and acceleration error constants. Evaluate the static error constants of the system. What is frequency response analysis? What are the two contours of Nichols chart?

What is polar plot?

EC Control Systems Notes ECE 4th Semester Regulation | 5 STAR NOTES

Define gain cross over frequency 9. Define Phase cross over frequency Define Phase Margin Define Gain Margin How do you calculate the gain margin from the polar plot?

How do you find the stability of the system by using polar plot? What are the sustems of Bode plot? List the Frequency domain specifications What is minimum phase system? What is non-minimum transfer function?

What is cut off frequency? Compare bode plot and Nyquist plot analysis. What is lag-lead compensation? What is lag-lead compensator? Draw electrical lag-lead compensator network Write transfer function of lag-lead compensator?

Compare series compensator and feed back compensator. Plot the Bode diagram for the following transfer function and obtain the gain and phase cross over frequencies. Sketch the Bode plot and hence find Gain cross over frequency ,Phase cross over frequency, Gain margin and Phase margin. Sketch the polar plot for the following transfer function. Sketch the polar plot for the following transfer function and find Gain cross over syllabud, Phase cross over frequency, Gain margin and Phase margin.

Write the short notes on correlation between the time and frequency response? Why syllabhs is needed for control system? Explain the types of compensation? Realize the basic compensators using electrical network and obtain the transfer function. Explain contol procedure for lead compensation and lag compensation? Explain the design procedure for lag- lead compensation.


What are the two methods of designing a control system? What is the time domain specification needed cohtrol design a control system? What is the frequency domain specification needed to design a control system? State Nyquist stability Criterion. What is root locus? What is the necessary condition conrol stability?

What is characteristic equation? How the roots of characteristic are related to stability? What do you mean by dominant pole? What are break away points? How will you find the root locus on real axis? Determine the range of K for which closed loop system is stable. What is sampled data control system?

Write the advantages and disadvantages of sampled data control system. What is periodic sampling? What are the problems encountered in contorl practical hold circuits?

What are the methods available for the stability analysis of sampled data control system? What are the advantages of state face analysis? What are state variables? What are phase variables?

Write notes on controllability and absorbability. Explain state space representation for descries time system.

Explain state space representation for continues time system. Explain the solution for state equation for discrete time system. Explain the solution for state equation for continues time system 8 8. Posted by vijaya kumar at Share to Twitter Share to Facebook. Newer Post Older Post Home.