Syllabus , ELECTRICAL TECHNOLOGY, R13 Regulation, Btech , JNTUK,Syllabus, download,
ELECTROMECHANICAL ENERGY CONVERSION : Introduction to S.I units – Principles of electromechanical energy conversion – forces and torque in a magnetic field systems-energy balance – single excited machine – magnetic forces– co-energy – multi excited magnetic field system.
DC GENERATORS : Principle of operation and construction of DC generators - EMF equation – types of generators – magnetization and load characteristics of DC generators.
DC MOTORS : Principle of operation and construction of DC Motors – types of DC Motors – Characteristics of DC motors – basic starting methods for DC shunt motor – losses and efficiency – Swinburne’s test – speed control of DC shunt motor – flux and Armature voltage control methods.
TRANSFORMERS : Principle of operation of single phase transformer – types – constructional features – phasor diagram on no-load and load – equivalent circuit, losses and efficiency of transformer - regulation of transformer – OC and SC tests – predetermination of efficiency and regulation.
INDUCTION MACHINE : Principle of operation and construction of threephase induction motors –slip ring and squirrel cage motors – slip-torque characteristics – efficiency calculation – starting methods.
SPECIAL MACHINES : Principle of operation and construction - single phase induction motor - shaded pole motors – capacitor motors and AC servomotor.