Electrical Machines-I detail syllabus for Electrical Engineering (Electrical), 2019-20 scheme is taken from AKTU official website and presented for AKTU students. The course code (KEE402), and for exam duration, Teaching Hr/Week, Practical Hr/Week, Total Marks, internal marks, theory marks, duration, and credits do visit complete sem subjects post given below.
For all other electrical 4th sem syllabus for b.tech 2019-20 scheme aktu you can visit Electrical 4th Sem syllabus for B.Tech 2019-20 Scheme AKTU Subjects. The detail syllabus for electrical machines-i is as follows.
Prerequisites:
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Unit I
Pre-Requisites: Magnetic Materials, BH characteristics
Principles of Electro-mechanical Energy Conversion: Introduction, Review of magnetic system, Energy in Magnetic system, Force and torque in magnetic field system, Energy balance equation, Energy conversion via electrical field, Energy in a singly excited system, Determination of the Force and Torque from energy and co-energy, Generation of EMF in Machines, Torque in machine with cylindrical air gap.
Unit II
Pre-Requisites: Principle & Construction, Classification and circuit model, EMF equation of generator and torque equation of motor
DC Machines: Armature winding (Concentrated and Distributed), Winding Factor, Armature reaction, Commutation, Interpoles and compensating windings, Performance characteristics of DC generators, Applications.
Unit III
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Unit IV
Pre-Requisites: Construction & Principle, Ideal and practical transformer, equivalent circuit & phasor diagram, losses in transformers.
Single Phase Transformer: Efficiency and voltage regulation, all day efficiency, Excitation phenomenon and harmonics in transformers.
Testing of Transformers-O.C. and S.C. tests, Polarity test, Sumpner’s test.
Auto Transformer-Single phase and three phase autotransformers, Volt-amp relation, Copper saving in autotransformer Efficiency, Merits & demerits and applications.
Unit V
Pre-Requisite: Three-phase connections-Star/Delta.
Three Phase Transformers: Construction, Three phase transformer, phasor groups and their connections, open delta connection, three phase to 2 phase and their applications, Three winding transformers. Parallel operation of single phase and three phase transformers and load sharing.
Course Outcomes:
- Analyze the various principles & concepts involved in Electromechanical Energy conversion.
- Demonstrate the constructional details of DC machines as well as transformers, and principle of operation of brushless DC motor, Stepper and DC Servo motors.
- Evaluate the performance and characteristics of DC Machine as motor and as well as generator.
- Evaluate the performance of transformers, individually and in parallel operation.
- Demonstrate and perform various connections of three phase transformers.
Reference Books:
- H. Cotton, “Electrical Technology”, CBS Publication.
- MG Say, “The Performance and Design of AC machines”, Pit man& Sons.
- PS Bimbhra, ” Generalized Theory.
- IJ Nagrath & D.P. Kothari, “Electrical Machines”, Tata McGraw Hill
- Rajendra Prasad , “Electrical Machines”, PHI
- PS Bimbhra, “Electrical Machinery”, Khanna Publisher
- AE Fitggerald, C. Kingsley Jr and Umans, “Electric Machinery”, McGraw Hill, International Student Edition.
For detail syllabus of all other subjects of B.Tech Electrical, 2019-20 scheme do visit Electrical 4th Sem syllabus for 2019-20 scheme.
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