Electrical Machines - II
Join the Electrical Machines - II certification course offered by Swayam to learn about the basic principles of electrical rotating machines and how they work.
Online
12 Weeks
Free Quick Facts
| Medium Of Instructions | Mode Of Learning | Mode Of Delivery |
|---|---|---|
| English | Self Study | Video and Text Based |
Course Overview
The Electrical Machines - II online course by Swayam is an undergraduate programme designed by the faculty at IIT Kharagpur in association with the NPTEL team. The free learning course is targeted at undergraduate students pursuing engineering courses. In a span of 12 weeks, you will get a thorough understanding of the rotating electrical machines.
The Electrical Machines - II certification falls under the category of Power Systems and Electronics along with Electrical, Electronics and Communications Engineering. Students will get an opportunity to learn complex engineering concepts from expert instructors through video lectures that cover all aspects of the subject. The curriculum also includes regular assignments to help students understand and apply their knowledge to solve numerical problems and equations.
What’s more, after you have completed all the modules in Electrical Machines - II programme, you can register online to take the proctored examination. Gain an official certificate of completion. As the programme is free for learners, you only have to pay a minimal fee for the certification exam.
The Highlights
- Curated by IIT Kharagpur
- Core programme
- Regular assignments
- Logical thinking required
- Industry support provided
- 12-weeks of training
- Certificate examination required
- Undergraduate level
- Course in electrical engineering
- Free course for all learners
- E-verifiable certificate awarded
Programme Offerings
- Course by IIT Kharagpur
- Programme for UG students
- Proctored examination
- 12-week-long training
- practical approach
- References mentioned
- Electrical and Communications Engineering
- Power Systems
- Power Electronics
- Core programme.
Courses and Certificate Fees
| Fees Informations | Certificate Availability | Certificate Providing Authority |
|---|---|---|
| INR 1000 | yes | IIT Kharagpur |
The course modules for Electrical Machines - II online course are available for free. However, to appear for the certification exam, you must pay the exam fee.
Electrical Machines – II course fee structure -
Course | Fee |
Electrical Machines - II: Enrollment | NIL |
Electrical Machines - II: Certificate fee | Rs. 1,000 |
Eligibility Criteria
To learn through Electrical Machines - II by Swayam, you must have prior knowledge of Basic Electrical Technology such as Circuit analysis, the principle of the working of transformers, and its equivalent circuit representation.
To be eligible for the certification, you must qualify for the final exam and have an average score of 10/25 in all course assignments.
What you will learn
The following topics will be taught in the Electrical Machines - II online programme:
- Working of transformers
- Features of rotating machines
- Induction motor
- Electromagnetic torque
- Synchronous machine
Who it is for
Electrical Machines - II training by Swayam is intended for engineering students at the UG level pursuing either Electrical engineering as a core subject or mechanical and mining engineering as an elective subject.
Admission Details
Step 1: To access the Electrical Machines - II training course page, click on the following page link- https://onlinecourses.nptel.ac.in/noc25_ee27/preview
Step 2: After visiting the web page and going through the details of the course, select the ‘Join’ icon.
Step 3: On the login page, enter the required details and log in to your account.
Step 4: Begin learning the course by staying logged into the account.
Application Details
To create a new Swayam learning platform account, enter a few basic details and register. To join the Electrical Machines - II certification course, you must log in to your Swayam learning account by entering the username, email ID and password.
The Syllabus
- Brief review of transformer
- Rotating machine: General constructional features
- Conditions for steady production of electromagnetic torque
- Torque production can be explained in terms of interaction of two sets of magnetic poles – one produced by stator coil current and the other by rotor coil currents.
- MMF and flux density distribution along the air-gap of a rotating machine by a single coil and by multiple coils
- Basic winding terms and elementary balanced 3-phase winding
- Idea of electrical and mechanical angle
- Production of rotating field by a 3-phase winding – its speed and direction of rotation and its far reaching implications
- The expression of induced voltage in a coil when it moves relative to a field distribution – its rms value and frequency.
- Types and constructional features of 3-phase induction motor.
- Slip and its importance
- Development of equivalent circuit of the motor when it runs with a slip
- Getting expression for torque in terms of equivalent circuit parameters and supply voltage
- Typical torque slip characteristic
- Fixing operating point when load torque is present
- Modification of the torque -slip characteristic by varying rotor resistance
- Supply voltage and frequency
- Estimation of equivalent circuit parameters from no load and locked(blocked) rotor tests
- Problem solving
- Single phase induction motor: double revolving field theory and development of equivalent circuit and expression for torque
- Torque-slip characteristic
- Expression for starting torque in presence of auxiliary winding
- Estimation of starting capacitance for auxiliary coil using concept of phase splitting.
- Synchronous machine: Types and constructional features
- EMF equation and concept of synchronous reactance
- Synchronizing an incoming generator (alternator) to the bus
- Phasor diagram as generator
- Regulation
- Effect of excitation variation when generator is connected to bus
- Power-angle characteristic
- Steady state stability limit
- Synchronous machine connected to bus and operating as motor
- Phasor diagram under various operating conditions
- Effect of excitation variation
- Salient pole synchronous machine : concept of direct axis and quadrature axis reactances
- Phasor diagrams under various operating conditions both for motoring and generating mode
- Swing equation under dynamic condition
- Equal area criteria
- Steady state and transient stability limits
Evaluation process
The Electrical Machines - II certification exam is held offline in multiple exam centres on a particular date. You must score a minimum of 40% in the exam and submit all the course assignments to be eligible for the certificate.
Instructors
IIT Kharagpur Frequently Asked Questions (FAQ's)
The Electrical Machines – II online course is taught by Prof. Tapas Kumar Bhattacharya, who is a part of the faculty at IIT Kharagpur.
The programme will run for 12 weeks.
Yes, the certificate will carry the IIT Kharagpur and NPTEL logos and will also be verifiable on the NPTEL website.
You will get to know your exam centre after filling the online registration form.
No, only soft copies of the certificate will be issued by Swayam.