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
- 1. Lead compensators
- 2. Lag compensators
- 3. Lag-lead 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
- 5. Dead time 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
- 2. Steady 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
- Lead compensators
- Inverse bode plot
- M and N circle
- STATE SPACE ANALYSIS
- problems