A.C. Machines Performance detailed Syllabus for Electrical Engineering (EE), K scheme PDF has been taken from the MSBTE official website and presented for the diploma students. For Subject Code, Subject Name, Lectures, Tutorial, Practical/Drawing, Credits, Theory (Max & Min) Marks, Practical (Max & Min) Marks, Total Marks, and other information, do visit full semester subjects post given below.
For all other MSBTE Electrical Engineering 5th Sem K Scheme Syllabus PDF, do visit MSBTE Electrical Engineering 5th Sem K Scheme Syllabus PDF Subjects. The detailed Syllabus for a.c. machines performance is as follows.
Rationale
For the complete Syllabus, results, class timetable, and many other features kindly download the iStudy App
It is a lightweight, easy to use, no images, and no pdfs platform to make students’s lives easier.
.
Course Outcomes:
Students will be able to achieve & demonstrate the following COs on completion of course based learning
- Test the performance of three phase induction motor.
- Control the speed of three phase induction motor using appropriate technique(s).
- Use single phase induction motor for industrial applications.
- Test the performance of three phase alternator.
- Use special purpose electrical machines for industrial applications
Unit I
Three phase induction motors 1.1 Three phase AC machines: classification. 1.2 Squirrel cage induction motor and slip ring induction motor: constructional details. 1.3 Concept of rotating magnetic field: production of rotating magnetic field (with two and three phases), synchronous speed. 1.4 Squirrel cage induction motor and slip ring induction motor: working principle, comparison. 1.5 Rotor behavior and relations: standstill and running conditions, speed, slip, frequency of induced emf/currents, power factor. 1.6 Slip measurement methods: tachometer, stroboscope, galvanometer. 1.7 Torques: starting, full load and maximum torque & their ratios. 1.8 Torque-slip (T-S) characteristics. 1.9 Squirrel cage induction motor: losses and power stages.
Suggested Learning Pedagogie
Lecture Using Chalk-Board, Presentations, Video Demonstrations, Flipped Classroom, Collaborative Learning, Case Study, Industry Visit.
Unit II
For the complete Syllabus, results, class timetable, and many other features kindly download the iStudy App
It is a lightweight, easy to use, no images, and no pdfs platform to make students’s lives easier..
Unit III
Single phase induction motors 3.1 Necessity of single-phase induction motor 3.2 Double field revolving theory. 3.3 Self starting techniques : phase splitting, shaded pole, reluctance. 3.4 Types : capacitor start-induction run, capacitor start-capacitor run (two value and single value capacitor), shaded pole: construction, working, torque-slip (T-S) characteristics and applications.
Suggested Learning Pedagogie
Lecture Using Chalk-Board, Presentations, Video Demonstrations, Flipped Classroom, Collaborative Learning, Case Study.
Unit IV
Three phase synchronous machines 4.1 Three phase alternators: constructional details, working principle. Types of alternators and their comparison: turbo alternator and hydro alternator. 4.2 Turbo alternators: advantages of rotating field. 4.3 Relations for speed and frequency. 4.4 Winding: advantages of short pitched winding, relations for pitch factor and distribution factor. 4.5 Excitation system: DC, AC, static. 4.6 E.M.F. equation of alternator. 4.7 Synchronous reactance. 4.8 Armature reaction at various power factors. 4.9 Voltage regulation: direct loading method and synchronous impedance method. 4.10 Synchronisation of alternators: definition, necessity and conditions 4.11 Three phase synchronous motor: principle of operation, significance of load angle. 4.12 Synchronous motor for power factor improvement.
Suggested Learning Pedagogie
Lecture Using Chalk-Board Presentations Video Demonstrations Flipped Classroom Collaborative Learning, Case Study
Unit V
For the complete Syllabus, results, class timetable, and many other features kindly download the iStudy App
It is a lightweight, easy to use, no images, and no pdfs platform to make students’s lives easier..
List of Experiments:
- * Identification of different parts of a three phase squirrel cage and slip ring induction motor, interpretation of the nameplate of three phase induction motor and reversal of the direction of rotation
- *Measurement of slip of a three-phase induction motor by : a) using Tachometer b) using galvanometer c) using stroboscope
- *Brake test on three-phase induction motor.
- * Measurement of iron and copper losses through no-load and blocked rotor test on a three-phase induction motor and calculation of efficiency
- * Starting of a three-phase induction motor using (a) auto transformer (b) DOL starter (c) stardelta starter
- Speed control of a three-phase slip ring induction motor by varying rotor resistance.
- Starting and controlling the speed of a three-phase induction motor using variable frequency drive (VFD)
- * Identification of different parts of a single phase induction motor and reversing the direction of rotation of a ceiling fan/ single phase induction motor/ universal motor
- Operation of three phase alternator for variable frequency output by controlling speed of its prime mover
- Direct loading test of a three-phase alternator for determining voltage regulation with resistive, inductive, and capacitive loads
- * Open circuit (OC) and short circuit (SC) test on three phase alternator for determining its efficiency and voltage regulation
- *Speed control of stepper motor
Self Learning
Assignment
- Calculate starting torque, full load torque and maximum torque for a given 3 phase induction motor connected to a rated power supply.
- Calculate rotor current frequency, synchronous speed and rotor speed for a given slip, number of poles and power supply of 3 phase induction motor.
- Calculate the external resistance to be inserted in rotor circuit to get the maximum torque at the starting conditions for a given slip ring induction motor connected to a rated power supply.
- Calculate the external resistance to be inserted in rotor circuit to get the maximum torque at a given running conditions for a given slip ring induction motor connected to a rated power supply.
- Solve numerical to calculate voltage regulation of alternator.
- Solve numerical to calculate emf of alternator.
Micro Project
- Collect information in brochures or other means for setting up VVVF drives.
- Collect information/product brochures on different types of alternators.
- Gather information and product brochures on both AC and DC servomotors commonly employed in robotics, CNC machining, conveyor systems, and other motion control applications.
- Collect information and product brochures, for single-phase induction motors and BLDC motor used in ceiling fans.
- Obtain information and product brochures on stepper motors utilized in precision positioning systems, 3D printers, CNC machines, and other motion control applications.
- Visit an industry and collect information/product brochures on three phase induction motors used for lifts, cranes and hoists and prepare reports covering interpretation of technical specification, name of manufacturer, frame size and applications.
- Visit an industry and collect information/product brochures on three phase induction motors used for floor mills, agricultural solar pumps and prepare reports covering interpretation of technical specification, name of manufacturer, frame size and applications.
- Design a model of a three-phase/single-phase induction motor using software such as CAD, CATIA, or SOLIDWORKS to visualize and understand its constructional details.
Suggested Student Activity
* Note:
Sign in to perform below activities in virtual lab : ” https://portal.coepvlab.ac.in/vlab/ “. Suggested virtual lab practical are the additional activities to be performed by students for the better understanding of the concepts related to AC machines and should not be considered as a substitute for actual laboratory practical experiences.
- Perform short circuit test on three phase alternator.
- Perform speed control of a slip ring induction motor.
- Perform V and inverted V curves of synchronous motor.
- Perform starting of three phase induction motor with a) stator resistance starter b) auto transformer starter c) stardelta starter.
- Perform no load test on three phase induction motor.
Laboratory Equipment
For the complete Syllabus, results, class timetable, and many other features kindly download the iStudy App
It is a lightweight, easy to use, no images, and no pdfs platform to make students’s lives easier..
Learning Materials
- Theraja B. L., Theraja A. K. A Textbook of Electrical Technology Vol II S. Chand and Co. New Delhi ISBN10: 8121924375
- Ashfaq Husain Electric Machine Dhanpat Rai & co. ISBN13: 978-8177001662
- Kothari D. P. and Nagrath I. J. Electrical Machines McGraw Hill, New Delhi ISBN13: 9789352606405
- Bhattacharya S. K. Electrical Machines Tata McGraw Hill, New Delhi ISBN13: 9789332902855
- Dr. P. S. Bimbhra Electrical Machinery Khanna Publication ISBN13:978-9389139105
- Mittle V. N., Arvind Mittle Design of Electrical Machines McGraw Hill, New Delhi, ISBN: 9788180141263, 9788180141263
- Samarjit Ghosh Electrical Machines Pearson Education India, 2012; 9788131776025
Learning Websites
- https://ems-iitr.vlabs.ac.in/exp/speed-control-slip-ring/ Speed Control of Slip Ring Induction Motor (VLAB)
- https://archive.nptel.ac.in/courses/108/106/108106072/ Operation of Induction Machine and Synchronous Machine
- https://archive.nptel.ac.in/courses/108/105/108105131/ Construction of Three Phase Induction Motor
- https://archive.nptel.ac.in/courses/108/102/108102146/ Electromechanical Energy Conversion and Synchronisation of Alternators
- https://ems-iitr.vlabs.ac.in/exp/lab-equipment-familiarizati on/index.html Familiarization of the electrical machine laboratory apparatus (VLAB)
For detail Syllabus of all other subjects of Electrical Engineering, K scheme do visit Electrical Engineering 5th Sem Syllabus for K scheme.
For all Electrical Engineering results, visit MSBTE Electrical Engineering all semester results direct links.