15EE51T: Power Electronics Electrical 5th Sem Syllabus for Diploma DTE Karnataka C15 Scheme

Power Electronics detail DTE Kar Diploma syllabus for Electrical And Electronics Engineering (EE), C15 scheme is extracted from DTE Karnataka official website and presented for diploma students. The course code (15EE51T), 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. The syllabus PDFs can be downloaded from official website.

For all other electrical 5th sem syllabus for diploma c15 scheme dte karnataka you can visit Electrical 5th Sem Syllabus for Diploma C15 Scheme DTE Karnataka Subjects. The detail syllabus for power electronics is as follows.

Pre-requisites:

Knowledge of Electrical machines, Analog & Digital Electronics

Course Objectives:

To introduce the concept of semiconductors devices for high power supply and their applications

Course Outcomes:

For complete syllabus and results, class timetable and more pls download iStudy Syllabus App. Its a light weight, easy to use, no images, no pdfs platform to make students life easier.

Unit -I POWER SEMICONDUCTOR DEVICES-

Concept of power electronics, Power electronic devices-Power diode- Structure, Characteristics, types and applications, Power transistor-types, switching characteristics and applications, MOSFET-operation, transfer characteristics and applications, IGBT -structure and applications, SCR-layer diagram, transistor analogy, Characteristics, LASCR -structure and operation, GTO Triac-characteristics, triggering modes, DIAC- Characteristics, operation and applications

Unit -II SCR CONTROL CIRCUITS-

Methods of turning on the SCR, General layout of firing circuit, R and RC Firing circuits, Pulse triggering using UJT, Digital firing scheme, Commutation and types.

Unit -III RATINGS, PROTECTION & MOUNTING OF THYRISTORS-

For complete syllabus and results, class timetable and more pls download iStudy Syllabus App. Its a light weight, easy to use, no images, no pdfs platform to make students life easier.

Unit -IV CONVERTERS –

Types of converters, Phase control, Full controlled bridge converter, dual converters, three phase converters, Choppers-definition, step up and step down choppers, different chopper configurations, inverters-definition ,VSI and CSI, Half bridge inverter and full bride inverter, three phase bridge inverter, cyclo converter-midpoint cyclo converter, step up and step down cyclo converter, advantages and disadvantages

Unit -V POWER SUPPLIES AND STABILIZERS-

SMPS and operation, Buck, Boost, BuckBoost and Flyback converter, power line disturbances, sources and effects power conditioners, Operation of relay type AC voltage stabilizer, advantages and disadvantages of Relay type stabilizer, AC servo voltage stabilizer, advantages and disadvantages, UPS-Battery size and required voltage for UPS, Offline UPS, Online UPS.

Unit -VI APPLICATIONS-

For complete syllabus and results, class timetable and more pls download iStudy Syllabus App. Its a light weight, easy to use, no images, no pdfs platform to make students life easier.

Reference Books:

1. Power Electronics by Dr P S Bimbhra , Khanna Publishers, New Delhi
2. Industiial Electronics and Control Biswanath Paul PHI Publication Edition-II
3. Thyristorised power controllers GK Dubey
4. Power and industrial Electronics by Harish C Rai
5. Power electronics by Mohan Undeland & Robbins, Wiley Publications
6. Modern Power Electronics by P.C.Sen
7. Power Electronics – RaghunathRao,
8. Voltage Stabilizers and cut outs-Mc Sharma , BPB Pulications
9. Switch Gear and protection by J B Gupta , Katson Publication

e-Resources:

www.electricalengineeringinfo.com/2014/06/silicon.

Course Delivery:

The Course will be delivered through lectures, classroom interaction, animations, group discussion, exercises and student activities, assignments.

Course Contents with Lecture Schedule:

1. Describe the concept of power electronics Draw the layer structure of power diode and explain it. Draw V -I characteristics of power diode and explain. List & explain types of power diodes and their applications Ref: 1 Ref: 2 01 Hour
2. List the types of Power transistors, explain BJT switching characteristics, BJT as a switch Ref: 1 01 Hour
3. Explain the operation of N-channel enhancement MOSFET and draw its transfer characteristic curve, application of MOSFET Ref: 1 01 Hour
4. Draw and Explain the structure of IGBT and application of IGBT Ref: 5 Compare MOSFET, BJT and IGBT Ref: 2 01 Hour
5. Draw the layer diagram of SCR and explain the concept of two transistor analogy of SCR. Ref: 1 01 Hour
6. Explain the static V-I characteristic curve of SCR, Enumerate Reverse blocking , Forward blocking, forward conduction mode Ref: 1 01 Hour
7. Define GTO. Explain the principle of operation and list its applications. Ref: 1 Draw the layer structure of LASCR and explain its operation Ref: 2 01 Hour
8. Draw the layer structure and explain the operation of TRIAC Draw V-I characteristics & explain 4-Modes of turn on of TRIAC, state the preferred mode of turn-on Ref: 1, Ref: 2 01Hour
9. Explain the operation of DIAC and draw its V-I characteristic curve, application of DIAC. Ref: 1 Explain the construction & operation of UJT. Draw & explain the V-I characteristics of UJT List the applications of UJT Ref: 2 01Hour
10. List and explain the methods of turn on of SCR Draw and explain the general layout of firing circuit Ref:3, Ref 1 01 Hour
11. Draw R firing circuit and explain with wave forms. Draw R-C firing circuit and explain with wave forms Ref:1 01 Hour
12. Draw synchronized UJT pulse trigger circuit and explain with waveforms. Ref:3, Ref 1 01 Hour
13. Draw the Digital firing scheme and explain with wave forms Ref:3 01 Hour
14. Define commutation, Explain line commutation, forced commutation and list the methods of forced commutation Ref:1, Ref:2 01 Hour
15. Explain Load commutation and complementary commutation Ref:1 01 Hour
16. Explain voltage and current ratings of SCR and Reliability of SCR Define MTBF. Ref:1 Ref:7 01 Hour
17. Describe how SCR can be protected against overvoltage and over current, di/dt & dv/dt. Ref:1 01 Hour
18. Explain the different types of mounting of SCR. Ref:1 01 Hour
19. Explain the types of power electronic converters List the advantages and disadvantages of power electronic converters Ref:1 Explain single quadrant semi converter, two quadrant full converter and dual converter. Ref:3 01 Hour
20. Explain smart power modules Explain principle of phase control with waveforms for resistive load. Ref:1 01 Hour
21. Explain single phase full converter RLE type with continuous load current Ref:1 01 Hour
22. Draw the circuit diagram of single phase Dual converter and explain the principle of operation. Ref 2 01 Hour
23. Explain the gating pulse requirement of 3 phase full converters Ref 4 01 Hour
24. Draw the circuit diagram of three phase bride converter and explain 180 conduction mode with wave forms. Ref:1 01 Hour
25. Define DC Chopper. Draw the circuit of step down chopper and explain its operation Draw the circuit of step up chopper and explain its operation Ref:1 01 Hour
26. Draw the different chopper configurations- (A, B, C, D and E) and explain them. Ref:1 01 Hour
27. Define inverter List and explain the 2 main types of inverters ( VSI and CSI) List the differences between VSI and CSI. Ref:2, Ref 4 01 Hour
28. Draw the circuit diagram of half bride inverter and its operation with wave forms Draw the circuit diagram of full bride inverter and its operation with wave forms. Ref:1 01 Hour
29. Draw the circuit diagram of three phase 180 0 mode voltage source inverter and its operation with wave forms. Ref:1 01 Hour
30. Define cycloconverter. Draw the circuit of mid- point step down cyclo converter and explain its operation with waveforms. Ref 2 01 Hour
31. Draw the circuit of mid- point step up cyclo converter and explain its operation with waveforms. Ref: 1 List the advantages and disadvantages of cyclo converters Ref 2 01 Hour
32. Draw the Block diagram of SMPS and explain its operation List the applications of SMPS Ref: 2 01 Hour
33. Draw the circuit diagram of Buck and boost converter (regulator) and explain its operation. Ref: 2 01 Hour
34. Draw the circuit diagram of Buck-boost and fly back converter (regulator) and explain its operation. Ref: 2 01 Hour
35. Define the different types of power line disturbances List the sources and effects of power line disturbances Describe how power conditioners provide effective suppressing of some or all of these electrical disturbances Ref:5 01 Hour
36. Describe the operation of relay type AC voltage stabilizer with the help of diagram. List the advantages and disadvantages of Relay type stabilizer Ref: 7, Ref: 8 01 Hour
37. Draw the diagram of AC servo voltage stabilizer and explain its operation List the advantages and disadvantages . Ref: 2 01 Hour
38. Define UPS, Determine Battery size and required voltage for UPS. Ref:6 01 Hour
39. Draw the block diagram of offline UPS and explain its operation Draw the block diagram of online UPS and explain its operation Ref: 2 01 Hour
40. Draw the circuit diagram of static AC circuit breaker and explain its operation with waveforms Ref: 1 01 Hour
41. Explain the operation of Thyristor switched capacitors and Thyristor switched inductors (Reactors) Ref: 5 01 Hour
42. Draw the circuit diagram and explain single phase high frequency photo voltaic interface to grid Ref: 5 01 Hour
43. Draw and explain the circuit for interconnection of wind and hydro generator 01Hour
44. Draw the block diagram of interconnecting energy storage systems for utility load levelling Ref: 5 01Hour
45. Draw the block diagram & explain the operation of Switch mode welder. 01 Hour
46. Draw the block diagram and explain the operation of Voltage source series resonant inverters in induction heating Ref: 5 01 Hour
47. Explain speed control of shunt wound DC motor by armature voltage control method. Ref: 2 01 Hour
48. Explain with circuit diagram soft starting of Induction motor Ref: 5 Explain with circuit diagram static slip recovery Ref: 1 01 Hour
49. Explain speed control of Induction Motor by Variable voltage frequency method. Ref 2 01 Hour
50. Draw the circuit diagram and explain the speed control of 3 phase slip ring induction motor by static variation of external rotor resistance. Ref 1 01 Hour
51. Draw the circuit and explain the operation of DC Solid state Relay using opto-coupler. Draw the circuit and explain the operation of AC Solid state Relay using opto-coupler. Ref 1 01 Hour
52. Draw the block diagram of High frequency lighting system and explain its operation. Draw the circuit & explain SCR charger circuit for 12 V battery. Ref 5 01 Hour

Student Activity (any one to be submitted with 3 pages self HAND WRITTEN report)

1. Identify various power switching devices used commercially and study their applications
2. Study various control circuits used in Practise in converters & inverters
3. Study various ratings of power semiconductor devices and select it for a particular application
4. Visit nearby MUSS and collect details of power electronic applications
5. Study commercially available power supplies
6. Prepare a report on application of power electronic devices in industries

Model Question Paper:

(CIE)

1. List the types of power diode

or Define GTO (2 Marks)

2. Explain the 4-Modes of turn on of TRIAC ( 4 marks)

Or Explain the construction of UJT

3. Explain line commutation and forced commutation (5 marks)

Or Explain the methods of turn on of SCR

4. Draw R firing circuit and explain with wave forms (9 marks)

Or Draw synchronized UJT pulse trigger circuit and explain with waveforms

Model Question Paper:

PART – A

1. Draw the transfer characteristic curve and list the applications of MOSFET
2. Explain the principle of operation GTO
3. Explain the methods of turn on of SCR
4. Define reliability and MTBF
5. Explain Voltage source inverter
6. Draw the circuit diagram of half bride inverter and its operation
7. List the advantages and disadvantages of servo stabilizer
8. Explain the operation of Thyristor switched capacitors
9. Explain with circuit diagram soft starting of Induction motor

PART – B

1. Draw &explain the V-I characteristics of UJT 5
2. Explain with circuit diagram the operation of BJTas a switch 5
1. Drawthe V-I characteristic curve of DIAC and list its applications (5)
2. Describe how SCR can be protected against overvoltage (5)
3. Draw the Digital firing scheme and explainwith wave forms (10)
1. Listthe sources and effects of power line disturbances (5)
2. List the advantages and disadvantages of power electronic converters (5)
5. Draw the circuit diagram of single phase Dual converter and explain the principle of operation.(10)
6. Draw the circuitdiagram of three phase bride converter and explain 180 conduction mode with wave forms (10)
7. Draw the Block diagram of SMPS and explain its operation
8. Explain Switched mode welder with diagram (10)
9. Explain speed control of Induction Motor by Variable voltage frequency method (10)
10. Drawthe circuit diagram of static AC circuit breaker and explain its operation with waveforms

For detail syllabus of all other subjects of BE Electrical, C15 scheme do visit Electrical 5th Sem syllabus for C15 scheme.

Dont forget to download iStudy Syllabus App for latest syllabus and results, class timetable and more.