Electrical Engineering and Control Systems

Electrical Engineering and Control Systems

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Electric Circuits Basics of electricity, Electric energy and power, Circuit elements and sources, Kirchoff's laws, Series and parallel combination of resistances, Mesh analysis, Nodal analysis, Superposition theorem, Thevenin's theorem, Norton's theorem, Maximum power transfer theorem. Steady State Analysis of Sinusoidal Excitation Sinusoidal excitation, RMS, Average, Peak values, Phasor representation, RC, RL and RLC circuits, Complex power, Resonance, Three phase circuits, Line and phase values. D.C. Machines and Transformer D.C. machines, Constructional features, E.M.F. and torque, Circuit model, Characteristics of D.C. motors, Speed control, Transformers, Constructional features, Transformer operation, Voltage regulation, Efficiency. A.C. Machines Alternators, Principles of operations, Synchronous machines, Circuit model, Armature leakage reactance, Synchronous reactance, Voltage regulation, Induction machines, Construction, Circuit model, Power across airgap, Torque and power output, Torque - Slip characteristics, Starting arrangement, Speed control of induction motor, Single phase induction motors, A.C. series motor. Control Systems Control systems, Closed loop control, Example, Mathematical models of simple physical systems, Transfer function, Control components, D.C and A.C. servo motors, Potentiometers, Stepper motors, Time response of first and second order systems.Electrical Engg. aamp; Control Systems 3-105 Sinusoidal Excitation 22. ... angles vi) the resultant/total current drawn from supply vii) power consumed in each branch viii) the total power drawn ix) draw a neat circuit diagram showing all the relevant anbsp;...

Title:Electrical Engineering and Control Systems
Author:U.A.Bakshi, V.U. Bakshi
Publisher:Technical Publications - 2008-01-01


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