for Utilization of Electrical Energy
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA
IV Year B.Tech EEE. II-Sem T P C
4+1* 0 4
UTILIZATION OF ELECTRICAL ENERGY
This subject deals with the fundamentals of illumination and its classification and the electric heating and
welding. It gives the detailed study of all varieties of Electric drives and their application to electrical
UNIT – I ELECTRIC DRIVES
Type of electric drives, choice of motor, starting and running characteristics, speed control, temperature
rise, particular applications of electric drives, types of industrial loads, continuous, intermittent and variable
loads, load qualization.
UNIT – II ELECTRIC HEATING
Advantages and methods of electric heating, resistance heating induction heating and dielectric heating.
UNIT – III ELECTRIC WELDING
Electric welding, resistance and arc welding, electric welding equipment, comparison between A.C. and
UNIT – IV ILLUMINATION FUNDAMENTALS
Introduction, terms used in illumination, laws of illumination, polar curves, photometry, integrating sphere,
sources of light.
UNIT – V VARIOUS ILLUMINATION METHODS
Discharge lamps, MV and SV lamps – comparison between tungsten filament lamps and fluorescent
tubes, Basic principles of light control, Types and design of lighting and flood lighting.
UNIT – VI ELECTRIC TRACTION – I
System of electric traction and track electrification. Review of existing electric traction systems in India.
Special features of traction motor, methods of electric braking-plugging rheostatic braking and
UNIT – VII ELECTRIC TRACTION – II
Mechanics of train movement. Speed-time curves for different services – trapezoidal and quadrilateral
speed time curves.
UNIT – VIII ELECTRIC TRACTION-III
Calculations of tractive effort, power, specific energy consumption for given run, effect of varying
acceleration and braking retardation, adhesive weight and braking retardation adhesive weight and
coefficient of adhesion.
1. Utilisation of Electric Energy – by E. Openshaw Taylor, Orient Longman.
2. Art & Science of Utilization of electrical Energy – by Partab, Dhanpat Rai & Sons.
1. Utilization of Electrical Power including Electric drives and Electric traction – by
N.V.Suryanarayana, New Age International (P) Limited, Publishers, 1996.
2. Generation, Distribution and Utilization of electrical Energy – by C.L. Wadhwa, New Age
International (P) Limited, Publishers, 1997.