JNTUK B.Tech Electrical Technology gives you detail information of Electrical Technology R13 syllabus It will be help full to understand you complete curriculum of the year.
This course covers various topics related to principle of operation and performance of various electrical machines.
Learning objectives
- To learn the principle of electromechanical energy conversion of single excited and multi excited machines.
- To understand the principle of operation, constructional details and operational characteristics of DC generators.
- To understand the principle and characteristics of DC motors. To introduce starting and speed control methods of DC motors.
- To learn the principle of operation and constructional details of transformers. Develop the equivalent circuit and evaluate the performance of transformers.
- To learn the principle of operation and constructional details of three phase induction motor. Study the torque – slip characteristics and starting methods of induction motor.
- To study the principle of operation of single phase induction motor, shaded pole motor, capacitor motor and AC servo motor.
UNIT I : 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.
UNIT II : DC GENERATORS : Principle of operation and construction of DC generators – EMF equation – types of generators – magnetization and load characteristics of DC generators.
UNIT III : 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.
UNIT IV : 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.
UNIT V : INDUCTION MACHINE : Principle of operation and construction of three- phase induction motors –slip ring and squirrel cage motors – slip-torque characteristics – efficiency calculation – starting methods.
UNIT VI : SPECIAL MACHINES : Principle of operation and construction – single phase induction motor – shaded pole motors – capacitor motors and AC servomotor.
Learning outcomes
- Able to understand the principles of electro mechanical energy conversion.
- Able to explain the operation of DC generator and analyze the characteristics of DC generator.
- Able to explain the principle of operation of DC motor and analyze their characteristics. Acquire the skills to analyze the starting and speed control methods of DC motors
- Capability to develop equivalent circuit and evaluate performance of transformers.
- Ability to analyze speed – torque characteristics of induction motor and understand starting methods of induction motor.
- Capability to understand the operation of various special machines.
TEXT BOOKS
- Principles of Electrical Machines by V.K. Mehta & Rohit Mehta, S.Chand publications.
- Theory & performance of Electrical Machines by J.B.Guptha, S.K.Kataria & Sons.
REFERENCE BOOKS
- Basic Electrical Engineering by M.S.Naidu and S.Kamakshiah,TMH Publications.
- Fundamentals of Electrical Engineering by Rajendra Prasad, PHI Publications, 2nd edition.
- Basic Electrical Engineering by Nagsarkar, Sukhija, Oxford Publications, 2nd edition.
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