Switch Gear & Protection detailed syllabus for Electrical & Electronics Engineering (EE) for 2021 revision curriculum has been taken from the SITTTRs official website and presented for the Electrical & Electronics Engineering (EE) students. For course code, course name, number of credits for a course and other scheme related information, do visit full semester subjects post given below.
For Electrical & Electronics Engineering 5th Sem scheme and its subjects, do visit Electrical & Electronics Engineering (EE) 5th Sem 2021 regulation scheme. For Professional Elective-I scheme and its subjects refer to Electrical & Electronics Engineering (EE) Professional Elective-I syllabus scheme. The detailed syllabus of switch gear & protection is as follows.
Course Objectives:
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Course Outcomes:
On completion of the course, the students will be able to:
- Summarize the protection of electric power systems by circuit breakers.
- Illustrate the working of protective relays used in electrical systems.
- Explain various protection schemes used in electrical machines.
- Classify and explain the protection schemes used for busbar and transmission lines.
Module 1:
Switch gears-Introduction-Necessity- essential features of switch gear- need of current limiting reactors and their arrangements. Fuses -desirable characteristics of a fuse element- factors affecting fuse current- important terms- current rating- fusing current- fusing factor- prospective current- cut off current- pre arcing time- arcing time- total operational time- breaking capacity-Types of fuses-high voltage fuses -low voltage fuses–HRC- construction-working- applications. Circuit breakers-Arc phenomenon-Arc formation process-methods of arc extinction -high resistance – low resistance-important terms-Arc voltage-recovery voltage-re-striking voltage-RRRV. Specifications of circuit breaker-Rated current- Rated voltage-braking capacity-making capacity- short time rating-circuit breaker classifications-construction-operation-advantages -Oil circuit breaker-air blast-Vacuum-SF6. Comparison between fuse and circuit breaker. Isolators- Types- construction-vertical break-horizontal break – pantograph type
Module 2:
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Module 4:
Protection of Busbars – schemes of protection- differential protection- fault bus protection.
Protection of transmission lines- requirements of line protection system- methods of protection-schematic arrangement and principle of – time graded over current protection (for radial, parallel and ring main feeders)- differential pilot wire protection-merz price voltage balance system-distance protection.
Protection against over voltages- List causes of over voltage-voltage surge (definition only)
Lightning- definition-mechanism of lightning discharge- lightning stroke- types-harmful effects of lightning-Protection against lightning- devices used- overhead ground wires-Lightning arrestors-horn gap arresters(basic diagram and working only )
Microprocessor based over current relays- block diagram-working.
Text Books:
For the complete syllabus, results, class timetable, and many other features kindly download the iStudy App
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- Mehta V. K ;Rohit Mehta, Principles of Power System, S .Chand and Co., New Delhi.,2016, ISBN: 978-81-2192-496-2.
Reference Books:
- Gupta. J. B. Switchgear and Protection, S. K. Kataria and Sons, New Delhi,2015, ISBN: 978-93-5014- 372-8.
- Rao Sunil S., Switchgear and Protection, Khanna Publishers, New Delhi,2015, ISBN: 978-81-7409- 232-3.
- Singh, R. P., Switchgear and Power System Protection, PHI Learning, New Delhi, 201, 5ISBN: 978-81-203-3660-5.
Online Resources
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..
For detailed syllabus of all other subjects of Electrical & Electronics Engineering, 2021 revision curriculum do visit Electrical & Electronics Engineering (EE) 5th Sem subject syllabuses for 2021 revision.
To see the syllabus of all other branches of diploma 2021 revision curriculum do visit SITTTR diploma all branches syllabus..
To see the results of Electrical & Electronics Engineering of diploma 2021 revision curriculum do visit SITTTR diploma results..
For all Electrical & Electronics Engineering academic calendars, visit Electrical & Electronics Engineering all semesters academic calendar direct link.