BE3254 ELECTRICAL AND INSTRUMENTATION ENGINEERING

UNIT I TRANSFORMER
Introduction – Ideal and Practical Transformer – Phasor diagram-– Per Unit System – Equivalent circuit- Testing- Efficiency and Voltage Regulation– Three Phase Transformers –Applications- Auto Transformers, Advantages- Harmonics.

UNIT II DC MACHINES
Introduction – Constructional Features– Motor and Generator mode – EMF and Torque equation – Circuit Model – Methods of Excitation- Characteristics – Starting and Speed Control – Universal Motor- Stepper Motors – Brushless DC Motors- Applications

UNIT III AC ROTATING MACHINES
Principle of operation of three-phase induction motors – Construction –Types – Equivalent circuit, Speed Control – Single phase Induction motors -Construction– Types–starting methods. Alternator: Working principle–Equation of induced EMF – Voltage regulation, Synchronous motors- working principle-starting methods – Torque equation.

UNIT IV MEASUREMENTS AND INSTRUMENTATION
Functional elements of an instrument , Standards and calibration, Operating Principle , types – Moving Coil and Moving Iron meters, Measurement of three phase power, Energy Meter, Instrument Transformers-CT and PT,DSO- Block diagram- Data acquisition.

UNIT V BASICS OF POWER SYSTEMS
Power system structure -Generation , Transmission and distribution , Various voltage levels, Earthing – methods of earthing, protective devices- switch fuse unit- Miniature circuit breaker moulded case circuit breaker- earth leakage circuit breaker, safety precautions and First Aid.

TEXT BOOKS:
1. Kothari DP and I.J Nagrath, “Basic Electrical and Electronics Engineering”, Second Edition, McGraw Hill Education, 2020
2. S. K, Bhattacharya, “Basic Electrical and Electronics Engineering”, Second Edition, Pearson Education, 2017.
3. A.K. Sawhney, Puneet Sawhney ‘A Course in Electrical & Electronic Measurements & Instrumentation’, Dhanpat Rai and Co, New Delhi, 2015.
4. C.L.Wadhwa, “Generation, Distribution and Utilisation of Electrical Energy”, New Age International pvt.ltd.,2003

REFERENCES:
1. Kothari DP and I.J Nagrath, “Basic Electrical Engineering”, Fourth Edition, McGraw Hill Education, 2019
2. Mahmood Nahvi and Joseph A. Edminister, “Electric Circuits”, Schaum’ Outline Series, McGraw Hill, 2002.
3. H.S. Kalsi, ‘Electronic Instrumentation’, Tata McGraw-Hill, New Delhi, 2010

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Anna University BE3254 Electrical and Instrumentation Engineering Books Question Banks Lecture Notes Syllabus BE3254 Electrical and Instrumentation Engineering Part A 2 Marks with Answers Part – B 16 Marks Questions with Answers & Anna University BE3254 Electrical and Instrumentation Engineering Question Paper Collection and Local Author Books.

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