NLC Graduate Executive Trainee Control & Instrumentation Engineering Syllabus
Electrical Circuits –
Voltage and current sources – Inductor, mutual inductor and capacitor – transient analysis of RLC circuits with dc excitation. Peak-,average-, and rms values of ac quantities; apparent-, active- and reactive powers; phasor analysis, impedance and admittance; series and parallel resonance, locus diagrams, realization of basic filters with R, L and C elements.
Kirchoff’s laws, Thevenin, Norton, maximum power transfer and receprocity theorems. One-port and two-port networks, driving point impedance and admittance, open-, and short circuit parameters.
Signals and Systems
Periodic, aperiodic and impulse signals; Laplace, transfer function, impulse response, frequency response, pulse transfer function; DFT; IIR and FIR filters.
Control Systems
Feedback principles, signal flow graphs, transient response, steady-state-errors, Bode plot, phase and gain margins, Routh and Nyquist criteria, root loci, design of lead, lag and lead-lag compensators, statespace representation of systems-time-dealy systems; mechnanical, hydraulic and pneumatic system components, synchro pair, servo and stepper motors, servo valves; on-off, P, P-I, P-I-Dm cascadem feed forward, and ratio controllers.
Analog Electronics
Characteristics and applications of diode, Zener diode, BJT; small signal analysis of transistor circuits, feedback amplifiers. Characteristics of operational amplifiers; applications of opamps : difference amplifier, adder, subtractor, integrator, differentiator, instrumentation amplifier, active filters. Oscillators, signal generators, voltage controlled oscillators and phase locked loop.
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