JE_Electrical
Engineering
Basic
Electrical Engg. And Electt. Measurements:
Concepts of
currents, Voltage, Resistance, Power and energy, their units, Ohm'slaw. Circuit
Law: Kirchhoff’s law Solution of simple network problems, Network theorems
and their applications, Electro-magnetism concept of flux, Emf, Reluctance,
Magnetic circuits, Electro-magnetic induction, Self and mutual inductance.,A.C.
fundamentals Instantaneous, Peak, R.m.s. And average values of alternating
waves, Equation of sinusoidal wave form, Simple series and parallel a.c.
Circuits consisting of R.L. and C. Resonance, Measurement and measuring
instruments
Moving coil
and moving iron ammeters and voltmeters, Extension of range, Watt meters,
Multimeters, Megger, Basic Electronics.
Electrical
machines:
Basic
principles D, C motors of generators, their characteristics, Speed control and
starting of D.C. motors, Losses and efficiency of D.C. machines.
1-phase and
3-phase Transformers:
Principles
of Operation, Equivalent Circuit, Voltage Regulation O.C. And S.C. Tests,
Efficiency, Auto Transformers, Synchronous Machines, Generation Of Three Phase
Emf, Armature Reaction, Voltage Regulation, Parallel Operation Of Two Alternators,
Synchronizing, Staring And Applications Of Synchronous Motors, 3-Phase
Induction Motor, Rotating Magnetic Field, Principle Of Operation, Equivalent
Circuit, Torque Speed Characteristics, Starting And Speed Control Of 3-Phase
Induction Motors, Fractional Kw Motors, 1-Phase Induction Motors A.C. Series
Motor, Reluctance Motor.
General,
Transmission and Distribution:
Different
types of power stations, Load factor, Diversity factor, Demand factor, Simple
problems thereon, Cost of generation inter connection of power stations, Power
factor improvement, Various types of tariffs, Types of faults Short circuit
current for symmetrical faults, Switchgears-rating of circuit breakers:
Principles of a are extinction by oil and air, H.R.C. fuses, Protection
earthier leakage, Over current Buchhotgz relayMerz-Prince system of protection
of generators & transformers, Protection of feeders and bus bars.,
Lightning arresters, Various transmission and distribution systems, Comparison
of conductor materials. Efficiency for different systems.
Utilization
of Electrical Energy:
Illumination,
Electric heating, Electric welding, Electroplating, Electric drivers and motors.
Other Syllabus
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