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Control System Full Scanned Lecture Notes - 2015 Edition

Control System Full Scanned Lecture Notes from Reputed Institutions and Faculties. Useful for Electrical Engineers , Specially for Candidates Appearing for GATE Exams.

Content :
• Introduction
• Closed loop or feedback control system
• Open loop control system
• Concept of transfer function
• Singularity function and transfer function
• 1. Step signal
• 2. Ramp signal
• 3. Parabolic signal
• 4. Impulse signal
• INTRODUCTION TO COMPENSATOR
• 2. Lag compensators
• Mechanical system
• Mechanical rotational system
• Mechanical translational system
• Electrical system
• GEARS
• Dynamic of gear train
• Nodal method
• Block diagrams
• Signal flow graphs (SFG)
• Mason’s gain formulae
• Transfer function of physical system
• 1. Resistance elements
• 2. Capacitive elements
• 3. Time constant elements
• 4. Oscillatory elements
• Interacting and non-interacting system
• SERVOMECHANISM
• Types
• 1. AC servomotors
• 2. DC servomotors
• a. Armature control
• b. Field control
• Potentiometers
• Tachometers
• TIME DOMAIN ANALYSIS
• 1. Transient state analysis
• Type and order
• Transient analysis
• Characteristics of under damped system
• Transient analysis of underdamped response
• 1. Delay time (td)
• 2. Rise time (tr)
• 3. Peak time (tp)
• 4. Setting time(ts)
• 5. Maximum peak overshoot(mp)
• 6. No of cycles
• 7. Time period
• STABILITY
• Impulse response and stability
• Routh Hurwitz criteria
• Conditionally stable system
• ROOT LOCUS
• Construction rules of RL
• Effect of feedback
• Sensitivity analysis
• 1. Open loop system
• 2. Close loop system
• Feed forward compensation
• Transportation lag
• Construction rules of CRL
• Root contours
• Industrial controllers
• 1. Proportional mode
• 2. Integral mode
• 3. Derivative or rate mode
• 4. Composite controller mode
• 5. P+I+D mode
• Error compensation and output compensation
• Frequency domain analysis
• Frequency response plots
• 1. Polar plots
• 2. Bode plots
• Frequency response analysis of second order system
• Frequency domain specification
• 1. Resonant frequency (wr)
• 2. Resonant peak (or) peak magnitude (mr)
• 3. Band width
• 4. Cut-off frequency
• Stability criteria
• 1. Gain cross over frequency
• 2. Phase cross over frequency
• 3. Gain margin
• 4. Phase margin
• Polar plots
• General shapes of polar plots
• Effect on adding zeroes on shape of polar plots
• Stability from polar plots
• 1. Stable
• 2. Marginally stable
• 3. Unstable
• 4. Concept of enclosement and encirclement
• Theory of Nyquist ploits
• 1. Principle of mapping
• 2. Principle of argument
• Bode plots
• 1. System gain
• 2. Integral and derivative factors
• 3. First order factors
• Characteristics of phase lead compensators
• Characteristics of phase lag compensators
• Inverse bode plot
• M and N circle
• STATE SPACE ANALYSIS
• problems