DEPARTMENT OF ELECTRICAL ENGINEERING INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

DEPARTMENT OF ELECTRICAL ENGINEERING INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

List of PG Courses (PSE)

Teaching Scheme

S. No. Subject

Code Course Title

Subject Area Credits

1. EE-561

Power System Operation and Control

2. EE-562 Distribution System Analysis and Operation PCC 4

3. EE-563 EHV AC and DC Transmission PCC 4

4. EE-564 HVDC Transmission Systems PCC 4

5. EE-560 Computer Aided Power System Analysis PCC 4

6. EE-660 High Voltage Techniques PEC 4

7. EE-661 Power System Planning PEC 4

8. EE-662 Power System Harmonics PEC 4

9. EE-663 Flexible AC Transmission System PEC 4

9. EE-664 Wind Energy PEC 4

10. EE-665 Relaying and Switchgear PEC 4

11 EE-666 Distribution System Automation PEC 4

12. EE-667 Power System Reliability PEC 4

13. EE-668 Digital Protection of Power System PEC 4

14. EE-669 Power System Dynamics PEC 4

15. EE-670 Substation Automation PEC 4

16. EE-671 Power System Deregulation PEC 4

17. EE-521 Digtal Signal and Image Processing PEC 4

18. EE-540 Advanced Power Electronics PEC 4

19. EE-543 FACTS Devices PEC 4

20. EE-651 Power Quality Improvement Techniques PEC 4

21. EE-580 Advanced Linear Control Systems PEC 4

22. EE-583 Non Linear and Robust Control PEC 4

23. EE-681 Wide Area System Monitoring Control PEC 4

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-561 Course Title: Power System Operation and Control

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Autumn 7. Subject Area: PCC

8. Pre-requisite: Knowledge of power system

9. Objective:

To introduce the engineering and economic aspects of planning, operation, controlling power generation and transmission systems in electric utilities.

10. Details of Course:

S. No.

Contents

1.

General characteristics of modern power systems, evolution, structure, power system control, operating states of a power system and control strategies, economic load dispatch, function and applications, price based unit commitment problem.

8

2. Concept of reactive power, control of active power and reactive power - active power and frequency control, reactive power flow analysis, real power balance and its effect on system frequency; Static VAR systems, types of SVC, fundamental frequency performance of SVC, application of SVC.

8

3. Automatic generation control (AGC), generation control loops, load frequency control, AGC, tie-line bias control, AGC in isolated and interconnected power systems, AGC with economic dispatch.

10

4. Elements of an excitation system, types of excitation systems, dc, ac, static and recent developments and future trends, dynamic performance measures, large signal, small signal, control and protective functions, ac and dc regulators, design of robust controllers in power systems.

8

S. No. Contents Contact Hours

5. Division of power system into control areas, load-frequency control of single area and two area system - optimum control criterion, two area and multi-areas power system with and without integral control, SCADA systems, supervisory control, supervisory master stations, remote terminal units, communication links, SCADA systems applications in power networks.

8

Total 42

11. Suggested Books:

S. No. Name of Authors /Books / Publishers Year of

Publication/

Reprint 1. Elgerd O. I., “Electric Energy Systems Theory – An Introduction”, 2^nd Ed.,

Tata McGraw-Hill Publishing Company Limited.

2008

2. Nagrath I. J. and Kothari D. P., “Power System Engineering”, 2^nd Ed., Tata Mc-Graw Hill Publishing Company.

2008

3. Grainger J. J. and Stevenson W. D., “Power System Analysis”, Tata McGraw- Hill Publishing Company Limited.

2008

4. Wood A. J. and Wollenberg B. F., “Power Generation, Operation and Control”, Second Edition, Willey – Inter Science Publications.

2008 5. Kundur P. and Balu N. J., “Power System Stability and Control”, EPRI Series,

McGraw-Hill International Book Company.

1998 6. Saadat H., “Power System Analysis”, 1^st International Edition, Tata

McGraw-Hill Publishing Company Limited.

2008

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE- 562 Course Title: Distribution System Analysis and Operation

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Autumn 7. Subject Area: PCC

8. Pre-requisite: NIL

9. Objective:

To familiarize the students with the fundamental of distribution system operation and analysis

10. Details of Course:

S. No.

Contents

1. Introduction to distribution systems 2

2. Nature of load and load modeling, 3 phase transformer modeling 6

3. Distribution system load flow for balanced and unbalanced system radial and weakly meshed systems (with and without PV buses)

8

4. Short circuit analysis of distribution systems 4

5. State estimation of distribution systems 4

6. Basics of distribution system reliability 6

7. Voltage regulation in distribution systems 2

8. Distribution system protection issues 6

9. Distributed generation integration issues in distribution system 4

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. Kersting W. H, “Distribution system modeling and analysis”, CRC press, New

York.

2002

2. Brown R. E., “Electric power distribution reliability (second edition)”, CRC press, New York.

2009

3. Northcote-Green J. and Willson R., “Control and automation of electric power distribution systems”, CRC press, New York.

2007

4. Chowdhury A. A. and Koval D. O., “Power distribution system reliability practical methods and applications”, Wiley IEEE press,

2009

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-563 Course Title: EHV AC and DC Transmission

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Autumn 7. Subject Area: PCC

8. Pre-requisite: Knowledge of power system 9. Objective:

To expose students to the advanced concepts in EHVAC and HVDC transmission systems, their analysis and control.

10. Details of Course:

S. No.

Contents

1. EHVAC Transmission System: Sequence impedance calculation, calculation of transmission line parameters and sequence impedances for lines with ground returns, lines with bundle conductors and ground returns, sequence networks for various three phase transformer connections.

12

2. Corona: Basic phenomenon and calculation of voltage gradient of conductors, power loss, audible noise and radio interference due to corona, electrostatic field of EHV lines.

6

3. EHV Transmission Line: Introduction, concepts of design. 3

4. Reactive Power Compensation: Basic concepts of reactive power compensation, principles of series and shunt compensation; Improvement of system performance due to reactive power compensation.

5

5. HVDC Transmission System: Brief history of HVDC transmission system, comparison with EHVAC transmission, analysis of converter circuits for HVDC transmission, HVDC control system: CIA, CC and CEA control, analysis of faults in HVDC converters, basic concepts of multi-terminal HVDC system.

16

Total 42

11. Suggested Books:

S.No. Name of Authors /Books / Publishers Year of

Publication/

Reprint

1. Begamudre R. D., “Extra High Voltage AC Transmission Engineering”, 3^rd

Ed., New Age International Private Limited. 2008

2. Hingorani N. G. and Gyugyi L., “Understanding FACTS”, IEEE Press, Standard Publishers Distributors.

2001

3. Miller T. J. E., “Reactive Power Control in Electric Systems”, John Wiley and

Sons. 1982

4.

Sood V. K. “HVDC and FACTS Controller”, Springer.

2004

5. Arrilaga J., “High Voltage Direct Current Transmission”, 2^nd Ed., IET

Publications. 1998

6. Padiyar K. R., “HVDC Power Transmission System”, New Age International Private Limited.

2008

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-564 Course Title: HVDC Transmission Systems

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0 5. Credits: 4 6. Semester: Spring 7. Subject Area: PCC 8. Pre-requisite: Knowledge of power system and power electronics

9. Objective:

To provide an in-depth understanding of different aspects of high voltage direct current power transmission system.

10. Details of Course:

S. No. Contents Contact Hours

1. Introduction: Historical development in DC Transmission, Advantages &

Disadvantages of DC Transmission over Ac Transmission, DC Transmission Systems: Mono-polar, bi-polar and homo-polar lines, back-to-back HVDC systems, Components of HDVC Transmission System, Main applications of DC Transmission.

4

2. Converter Operation (Normal And Abnormal): Power Devices-Power Diodes, Thyristors, IGBTs; Choice of converter configuration, 6-pulse and 12-pulse rectifiers and inverters; Equivalent circuits of rectifier and inverter, relations between ac and dc quantities.

12

3. Converter Charts: Charts with dc voltage and current as rectangular coordinates, charts with active and reactive powers as rectangular coordinates and their relation.

2

4. Harmonics and Filters: Characteristic and non-characteristic harmonics, input harmonics, output harmonics, problems due to harmonics, ac and dc filters.

4

5. HVDC Control Systems: Constant current control, constant excitation angle control, VDCOL, constant ignition angle control, Individual phase control and equidistant pulse control; Valve blocking and by-passing;

Starting, stopping and power flow reversal.

8

S. No. Contents Contact Hours 6. Mis-operation of Converters: Arcback, short circuit on a rectifier,

commutation failure, by-pass valves.

4

7. Faults in HVDC System and their Protection: DC line faults, clearing line faults, converter faults, ac system faults, rectifier side and inverter side faults; DC circuit breakers, overvoltage protection.

3

8. Measurements: Measurement of voltage and current for fault detection. 2 9. Parallel Operation of AC-DC Systems: Influence of ac system strength on

ac-dc interaction, effective short-circuit ratio (ESCR), problems with low ESCR systems.

3

10. Recent Developments in HVDC Transmission: Problems encountered with classical (CSC based) HDVC Transmission Systems, CCC and VSC based HDVC Transmissions, Voltage Source Converters (VSC), Pulse Width Modulation (PWM) techniques, Selective Harmonic Elimination, Operation Principle of VSC Based HVDC Transmission. Advantages of VSC based HVDC Transmission over classical CSC based HVDC Transmission.

8

Total 50

11. Suggested Books:

S. No. Name of Authors /Books / Publishers Year of

Publication/

Reprint 1. Kimbark E. W., “Direct Current Transmission”, Wiley International New York. 1971 2. Ulmann E., “Power Transmission by Direct Current”, Springer-Verlag. 1975 3. Padiyar K. R., “HVDC Power Transmission System”, New Age International

Private Limited.

2008

4. Kundur P., “Power System Stability and Control”, Tata McGraw-Hill Publishing Company Limited.

2008

5. Arrillaga, J., “High Voltage Direct Current Transmission”, II Ed., IEE Power Engineering series, London,.

1998

6. S. Kamakshaiah & V Kamaraju, “HVDC Transmission”, McGraw-Hill Publishing Company Limited.

2011

7. J. Arrillaga, Y. H. Liu and N. R. Watson, “Flexible Power Transmission: The HVDC Options”, John Wiley and Sons, New York

2007

8. Chan-Ki Kim, V. K. Sood, Gil-Soo Jang, Seong-Joe Lim and Seok-Jin Lee, “HVDC Transmission: Power Conversion Application in Power Systems”, Wiley, New York.

2009

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-560 Course Title: Computer Aided Power System Analysis

2. Contact Hours: L: 3 T: 0 P: 2

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 15 PRS: 25 MTE: 20 ETE: 40 PRE: 0

5. Credits: 4 6. Semester: Autumn 7. Subject Area: PCC

8. Pre-requisite: Nil

9. Objective:

To familiarize with the computer aided methods for power system analysis.

10. Details of Course:

S. No. Contents Contact Hours

1. Sparsity Techniques: Storage of sparse matrix, Sparsity directed inversion methods and parallel inversions

5 2. Load Flow with HVDC Link: Balanced AC load flow, DC system model,

incorporation of control equations, inverter operation, unified and sequential solution techniques.

7

3. Three-phase Load Flow: load flow equations, solution techniques- Gauss- Seidal, Newton Raphson methods and fast decoupled method; Three- phase AC-DC load flow

5

4. Short Circuit Studies for Unbalanced Network: Z-bus building algorithm;

Derivation of fault admittance matrices, three-phase model of transmission lines- series and shunt impedance, mutually coupled three- phase lines, transformer modeling, sequence components, analysis of unbalance faults, open circuit fault, three-phase model of sysnchronous machine.

10

5. State Estimation and Bad Data Processing: State estimation of linear and nonlinear systems, Pseudo-measurements, recursive and weighted least square estimation method, detection and identification of bad measurements, network observability.

6

6. Reactive Power Allocation and Scheduling: Sources of reactive power, reactive power capability curve, FACT devices, modeling of reactive power allocation problem, solution techniques.

6

7. Parallel Processors: Concepts of parallel computing 3

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. Abur A. and Exposito A. G., Power System State Estimation: Theory &

Implementation, Marcel Dekkar

2004

2. Arrillaga J. and Watson N.R. ., “ Computer Modelling of Electrical Power Systems, John Wiley & Sons

2003

3. Wood A. J. and Wollenberg B.F., “ Power Generation, Operation and Control, John Wiley & Sons

2003

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-660 Course Title: High Voltage Tecniques

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL

9. Objective:

To familiarize the students about the breakdown processes in gases, liquid and solids, methods of generating high voltage and testing of equipments.

10. Details of Course:

S. No.

Contents

1. Breakdown in Gases: Ionization processes, Breakdown in Uniform field:

Townsend’s mechanisms, breakdown in electronegative gases, Streamer Theory of Gaseous breakdown, Paschen’s Law, breakdown in electronegative gases. Breakdown of gases in non-uniform field: effect of space charge, corona for positive and negative polarities. Breakdown phenomena under AC voltage and impulse voltage.

12

2. Lightning Phenomenon: Charge formation in clouds: Wilson’s theory, Simpson’s theory; Mechanism of lightning: stepped leader, return stroke, multiple strokes.

3

3. Breakdown in Liquids: Classification of liquids, breakdown in pure liquids, breakdown in commercial liquids.

3

4. Breakdown in Solids: Intrinsic breakdown, Electromechanical breakdown, Thermal breakdown, Treeing and tracking, breakdown in Composite Insulators.

2

5. Breakdown in Vacuum 2

6. Generation of High Voltages: Generation of high direct voltages: Rectifier circuits, voltage doubler and multiplier circuits, cascade circuits;

Generation of high alternating voltages: Cascaded transformers, series resonant circuits; Generation of impulse voltages: Characteristics of impulse and switching surge voltage, analysis of single stage impulse generator circuit, multi-stage impulse generators, constructional features of multi-stage impulse generators. Generation of Switching surges.

9

S. No.

Contents

7. High Voltage Testing of Power System Equipments: Testing of insulators, bushings, circuit breakers, cables, transformers, surge arrestors.

5

8. Over-voltages in Power Systems and Insulation Co-ordination: External over-voltages, internal over-voltages, principles of insulation coordination

6

Total 42

11. Suggested Books:

S.

No.

Name of Authors / Books / Publishers Year of Publication/

Reprint 1. Kuffel J., Kuffel E., and Zaengl W.S., “High Voltage Engineering fundamentals”,

2^nd edition, Newness(Oxford, Boston)

2000

2. Naidu, M.S. and Kamaraju, V.,” High Voltage Engineering “,4^th, edition, Tata McGraw-Hill, New Delhi

2008

3. Abdel-salam M., Anis H. and , Abdel-salamani,” High-Voltage Engineering:

Theory and Practice”, 2^nd edition, CRC Press.

2001

4. Kind D. and Freser K.,” High Voltage Test Techniques”,2^nd edition, Newnes (Oxford, Boston)

2001

5. Ray S.,” An introduction to High Voltage Engineering”, Prentice Hall India, New Delhi

2004

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT . /CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-661 Course Title: Power System Planning

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL

9. Objective:

To provide an in-depth understanding of different aspects of power system planning, mainly in the Indian context.

10. Details of Course:

S. No.

Contents

1. Basic Elements Power System Planning: Various issues relating to power system planning: overview of the generation, transmission and distribution aspects of planning Long term and short term planning;

Growth and development of the Electrical Power Industry Global and Indian scenario, 5- year plans. Indian power industry and current developments, Role of key institutions in power system planning in Indian context.

8

2. Generation Planning: Load forecasting, importance and various methodologies, power system reliability , indices, Markov two- state model for generating systems availability, up gradation of old power stations; technical and economic issues

8

3. Transmission Line Planning: Selection of voltage levels and type of system ( EHV AC or HVDC) , Corona losses and Radio interference , Right - of-Way requirements, environmental issues relating to electromagnetic and electrostatic field radiations, Routing of transmission lines , methods, Applications of FACTS and system reactive pow er control, Line congestion in deregulated systems and their minimization Grid issues and regulations. Transmission line reliability evaluation

8

S. No. Contents Contact Hours

4. Distribution Planning: Distribution systems ; ring and radial systems, loss minimization by reconfiguration; substation location and planning, Distributed automation, Loss minimization in feeders by reactive power

compensation: series and shunt compensation, Improved billing strategies, System measurements using SCADA and computer control

10

5. Miscellaneous issues: Deregulation of power systems, energy conservation and audits, Security and contingency analysis

8

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. Pabla. A.S. " Electrical Power Distribution Systems ", Tata-McGraw

Hill, New Delhi.

1992

2. National Power Plan ( 1985 -2000AD) Central Electricity Authority, Ministry of Power , Govt. of India,, New Delhi

1987

3. Sullivan W. and Wayne, W, "Fundamentals of Forecasting" , Reston Publishing Company. Virizinia

1977

4. Billington, Roy and Allen , R. N. " Reliability Evaluation of Power Systems", Pitman, London (U.K.)

1984

5. Weedy, B.M. " Electrical Power Systems" John Wiley and Sons, Singapore

1988

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-662 Course Title: Power System Harmonics

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL

9. Objective:

To familiarize the students with the harmonics analysis of power systems.

10. Details of Course:

S. No.

Contents

1. Harmonics Theory 3

2. Modeling of harmonic sources 6

3. Modeling of networks 5

4. Frequency domain and time domain analysis methods for calculation of harmonic propagation and distortation, harmonic load flow

10

5. Harmonic state estimation, determination of location of harmonic source 8 6. Power quality problems, detection and elimination of power quality

problems

10

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. Arrillaga, Jos; Smith, Bruce C.; Watson, Neville R.; Wood, Alan R., “Power

System Harmonic Analysis”, John Wiley & Sons

1997

2. Tutorial on Harmonics Modeling and Simulation”, IEEE Power Engineering Society

1998

3. Wakileh G.J., “Power Systems Harmonics: Fundamentals, Analysis and Filter Design”, Springer Berlin Heidelberg.

2001

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-663 Course Title: Flexible AC Transmission Systems

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL

9. Objective:

To familiarize the students with the system issues when FACTS devices are incorporated in a power system.

10. Details of Course:

S. No.

Contents

1. Overview of FACTS devices: SVC, TCSC, STATCOM, SSSC, UPFC, IPFC, GUPFC 4 2. Balanced load flow of power system with FACTS devices: 14

3. 3-phase load flow of power system with FACTS devices: 10

4. Optimal power flow with FACTS devices: 6

5. Elementary concept of stability improvement with FACTS devices 4

6. Protection issues with FACTS devices 4

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. Acha E., Fuerta-Esquivel C. R., Ambriz-Perez H. and Angeles-Camacho C.,

“FACTS modeling and simulation in power networks”, John Wiley & Sons Ltd., England.

2004

2. Hingorani N. G. and Gyugi L., “Understanding FACTS: concepts and technology of Flexible AC Transmission systems”, Wiley IEEE Press.

1999

3. Song Y. H. and Johns A. T, “Flexible AC Transmission Systems”, IEE Power Series, IET.

2000

4. Mathur R. M. and Verma R. K., “Thyristor based FACTS controllers for electrical transmission systems”, IEEE press series on power engineering, Wiley IEEE press.

2002

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT . /CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-664 Course Title: Wind Energy

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC 8. Pre-requisite: NIL

9. Objective:

To impart understanding of various aspects related to wind energy power generation systems and technology.

10. Details of Course:

S. No.

Contents

1. Wind Energy Engineering Fundamentals: Origin and nature of winds, major applications, measurement of wind speed and parameters , wind energy dynamics, power extracted, axial thrust on turbines, torque, maximum power and Betz coefficient, wind turbine operational characteristic

10

2. Construction of Wind Turbines : HAWT and VAWT constructions , basic rotor differences, relative merits and operational difficulties, lift and drag turbines, upwind and down wind machines, wind energy input controlling mechanisms and strategies

8

3. Wind Energy Conversion Systems (WECS): Basic components, fixed and variable speeds systems. Type of generators used-D.C., induction and synchronous machines; self and line excited windmills, grid, standalone, and hybrid schemes. Power electronics based controllers used with WECS

8

4. Wind Farms: Typical layouts, site selection of wind farms, power evacuation, and operational problems with grid interface. Offshore and onshore wind farms, merits and challenges

6

5. Environmental Aspects of Wind Power Projects: main environmental problems-noise, flicker, ecological impact on wildlife, birds, marine life (offshore wind farms) aesthetics Public opinions and solutions

5

S. No. Contents Contact Hours

6. Wind Energy Program in India and the World: Overview of growth.

development, progress and challenges facing the wind industry : perspectives from developed and developing nations

5

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. Golding E. W., "The Generation of Electricity by Wind farms", E &

F.N. Spon Ltd, London.(U.K).

1976

2. Justus, C.G, " Winds and Systems Performance ", Franklin Institute Press, Philadelphia( USA)

1978

3. Johnson, Gary, L. " Wind Energy System " , Prentice Hall Inc . Englewood Cliffs. N.J. (USA)

1985

4. Freris, L.L." Wind Energy Conversion System" Prentice Hall,(U.K.) 1990

5. Gipe, Paul " Wind Power" Chelsea Green Publishing Company, Vermount, (USA)

1995

6. Heier, S,"Grid Integration of Wind Energy Conversion Systems".

Wiley,New York ( USA)

1998

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-665 Course Title: Relaying and Switchgear

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL

9. Objective:

To introduce the electronic, digital and computer techniques used in power system relaying, effect of transients and switching on relays and different type of circuit breakers and their testing as per standard.

10. Details of Course:

S. No.

Contents

Relays

1. Review of relay characteristics and operating equations with respect to static comparators. CTs, PTs and mixing transformers, effect of CT saturation on relay operation.

4

2. Basic construction of static relays, input output devices, D.C. supplies and associated elements; time delay circuits.

4

3. Static comparators: Different types of two input amplitude and phase comparators; theory and operation, effect of offset and remedy.

Introduction of multi input comparators and characteristics

8

4. Transient over voltages and their suppression; Different type of relays:

static, digital and computer aided relaying

6

5. Bus bar arrangements; High current bus bars and design consideration 2

S. No. Contents Contact Hours

Switchgear

6. Review of arc formation, properties and characteristics; interruption of current in circuit breakers; high resistance and low resistance theories of interruption; Effect on circuit breaker performance under different conditions in power system operation; Circuit breaker ratings.

9

7. Study and operation of air blast, SF6, vacuum and D.C. circuit breakers.

Selection and design considerations.

6

8. Circuit breaker testing methods as per standard 3

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. A. R. van C. Warrington, “Protective Relays Their Theories and Practice”.

Volume II, Third Edition, John Wiley & Sons, Inc, New Yark

1977

2. B. Ravindranath and M. Chander,“Power System Protection and Switchgear”, First Edition, New Age International (P) Limited.

Reprint 2005

3. B. Ram And D. N. Vishwakarma, “Power System Protection And Switchgear”, Ninth Reprint, Tata McGraw-Hill Publishing Company

2002

4. R. T. Lythall, “The J&P Switchgear Book”. Seventh Edition, Newnes- Butterworth

1976

5. Stan Stewart, “Distribution Switchgear”, The Institution of Electrical Engineers, London

2002

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-666 Course Title: Distribution System Automation

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL

9. Objective:

To familiarize the students with the fundamental of distribution system automation

10. Details of Course:

S. No.

Contents

1. Distribution system automation: Basic theory. Cost justification.

Risks/benefits- hard and soft

3

2. Central control and outage management, decision support applications, hardware for distribution systems

5

3. Protection and Control, building blocks, interfaces within building blocks, control logic

6

4. Data Communication systems for control and automation, OSI model, wire and wireless communication

8

5. Communication protocols 4

6. Automation architecture: SCADA system: hardware, software, data acquisition, control and features, RTU, PLC, IED, types of architecture, equipment monitoring for reliability and safety, Utility integration of communication & Control, and Protection-examples, wide-area measurement system, synchronised phasor measurements, adaptive protection concept. IEC standards

10

7. Internet, internet communication, security problems 6

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. Stauss C., “Practical Electrical Network Automation & Communication

Systems" Elsevier Eastern, Limited, New Delhi.

2003

2. Brand K., Lohmann V., Wimmer W., “Substation Automation Handbook”, Utility Automation Consulting Lohman, Germany

2003

3. Electric Power Substations Engineering Edited By John D. McDonald, CRC Press

2003

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-667 Course Title: Power System Reliability

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0 5. Credits: 4 6. Semester: Both 7. Subject Area: PEC 8. Pre-requisite: NIL

9. Objective:

To introduce the concepts of reliability modeling of generation, transmission and distribution systems and their applications in assessing the system adequacy in terms of relevant reliability indices.

10. Details of Course:

S. No.

Contents

Hours 1. Basic Probability Theory: Probability concepts, rules for combining

probability, probability distributions, random variables, density and distribution functions, mathematical expectations, variance and standard deviation.

4

2. Basic Reliability Evaluation: General reliability functions, probability distributions in reliability evaluation, network modeling and evaluation of series, parallel, series –parallel, network modeling and evaluation of complex systems, cut-set method, tie-set method, discrete Markov chains, continuous Markov process, frequency and duration technique concepts, application to multi-state problems, approximate system reliability evaluation.

6

3. Generation System Reliability: Generation system models, capacity outage table, recursive algorithm, loss of load indices, inclusion of scheduled outages, load forecast uncertainty, loss of energy indices, expected energy generation, energy limited systems, Gram-Charlier series and its application to generation system reliability evaluation, generating capacity –frequency and duration method.

10

S. No.

Contents

systems, effect of tie capacity, tie reliability and number of tie lines, equivalent assistance unit method for reliability evaluation of inter-connected system, elementary concepts for reliability evaluation of multi-connected systems.

6

5. Composite Generation and Transmission System Reliability: Radial configurations, conditional probability approach, network configuration, state selection, system and load point indices.

6

6. Distribution System Reliability: Basic technique and application to radial systems, customer–oriented indices, load and energy indices, effect of lateral distributor protection, effect of disconnects, effect of protection failures, effect of load transfer, meshed and parallel networks, approximate methods, failure modes and effects analysis, inclusion of scheduled maintenance, temporary and transient failures, inclusion of weather effects.

10

Total 42 11. Suggested Books:

S. No. Name of Authors /Books / Publishers Year of

Publication/

Reprint 1. Billinton R. and Ronald N. A., “Reliability Evaluation of Power Systems”,

Pitman Advanced Publishing Program.

1984

2. Billinton R. and Ronald N. A., “Reliability Evaluation of Engineering Systems Concepts and Techniques”, Pitman Advanced Publishing Program.

1983

3. Endrenyi J., “Reliability Modeling in Electric Power Systems”, John Wiley and Sons.

1978

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE- 668 Course Title: Digital Protection of Power Systems

2. Contact Hours: L: 3 T: 0 P: 2

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 15 PRS: 0 MTE: 20 ETE: 40 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL

9. Objective:

To familiarize the students with the fundamental of digital protection systems of power networks and elements.

10. Details of Course:

S. No.

Contents

1. Review of microprocessors and interfacing concepts, block diagram of microprocessor based relays

5

2. Digital signal processing and fundamentals of Fourier, Walsh and Harr Transforms

6

3. Digital communication and Fiber optics 6

4. Sinusoidal waveform, Least square and differential equation based techniques

6

5. Digital protection of generators 4

6. Digital protection of transformers 4

7. Digital protection of transmission lines (differential, travelling wave based and DFT based)

8

8. Fundamental of frequency estimation techniques 3

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. Singh R. P., “Digital power system protection”, PHI Ltd., New Delhi. 2007 2. Johns A. T. and Salman S. K., “Digital protection of power system”, IEE

power engineering series, IEE Press, London, UK.

1997

3. Power System protection, Vol.-4: Digital protection and signaling, edited by the Electricity Training Association, IEE press, London, UK.

1997

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE- 669 Course Title: Power System Dynamics

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL

9. Objective:

To familiarize the students with the dynamic analysis of power systems.

10. Details of Course:

S. No.

Contents

1. Review of synchronous machine modeling and transmission system modeling:

8

2. Basic concepts of different types of stability 4

3. Small signal stability analysis of a generalized multi-machine power system with and without slow and fast exciter and PSS.

10

4. Time domain simulation of a generalized multi-machine power system using partition explicit and simultaneous implicit methods

12

5. Direct estimation of transient stability using energy function approach 4

6. Voltage stability of power system 4

Total 42

11. Suggested Books:

S. No. Name of Authors / Books / Publishers Year of

Publication/

Reprint 1. Sauer P. W. and Pai M. A., “Power system dynamics and stability”, prentice-

Hall.

1998

2. Kundur P., Power System Stability and Control, Mc Graw Hill. 1994

3. Anderson P. M. and Fouad A. A., “Power system control and stability”, IEEE Press.

1994

4. Padiyar K. R., “Power system dynamics: stability and control”, BS publications, Hyderabad.

2002

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-670 Course Title: Substation Automation

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL

9. Objective:

To impart knowledge about substation automation, including components, integration, architecture alternatives and management of the substation data.

.

10. Details of Course:

S. No.

Contents

1. Power System Automation: Basic theory, cost justification, risks/benefits- hard and soft.

2

2. Digital Communications: Elements of digital communication systems, encoding, modulation and demodulation, error handling, communication media, digital multiplexing, ISO seven layer model, Hierarchical/bus/star/ring configuration.

10

3. Enterprise Communication: LAN/WAN integration, hubs, routers, gateways, network, management and security.

4

4. Communication Protocols: DNP, MODBUS, PROFIBUS, IEC 60870-5, Ethernet, TCP/IP.

6

5. Object Oriented Technology: Concepts, use of C++ and Java. 6 6. Automation Architecture: SCADA system- hardware, software, data

acquisition, control and features; RTU; PLC; IED; types of architecture;

equipment monitoring for reliability and safety, utility integration of communication and control, and protection- examples, wide-area measurement system, synchronized phasor measurements, adaptive protection concepts, IEC standards.

14

Total 42

11. Suggested Books:

S. No. Name of Authors /Books / Publishers Year of

Publication/

Reprint 1. Grigsby L. L., “Electric Power Engineering Handbook”, 2^nd Ed., CRC Press. 2007 2. Stauss C., “Practical Electrical Network Automation and Communication

Systems”, Elsevier Eastern Limited.

2003

3. McDonald J. D., “Electric Power Substations Engineering”, CRC Press. 2003 4. Brand K., Lohmann V. and Wimmer W., “Substation Automation

Handbook”, Utility Automation Consulting Lohman.

2003

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-671 Course Title: Power System Deregulation

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: NIL 9. Objective:

To acquaint students with the new deregulation techniques of power system, planning, control, load forecasting, metering and risk assessment.

10. Details of Course:

S. No.

Contents

1. Competitive market for generation, role of the existing power industry, electricity demand operation and reliability, renewable generation technologies, energy policy and cost, distributed generation, market regulation, connection and use of system charges, traditional central utility model, independent system operator (ISO), retail electric providers.

8

2. Wholesale electricity markets, characteristics, bidding, market clearing and pricing, ISO models, market power evaluation, demand side management, distribution planning.

8

3. Role of the transmission provider, multilateral transaction model, power exchange and ISO - functions and responsibilities, classification of ISO types, trading arrangements, power pool, pool and bilateral contracts, multilateral trades.

12

4. Transmission pricing in open access system, rolled in pricing methods, marginal pricing methods, zonal pricing, embedded cost recovery, open transmission system operation, and congestion management in open access transmission systems in normal operation.

8

S. No.

Contents

5. Predicting electricity costs, electricity cost derivation, electricity pricing of inter provincial power market, transmission pricing.

6

Total 42

11. Suggested Books:

S. No. Name of Authors /Books / Publishers Year of

Publication/

Reprint 1. Loi L. L., “Power System Restructuring and Deregulation – Trading,

Performance and Information Technology”, John Wiley and Sons.

2003

2. Fred C. S., Michael C. C., Richard D. T. and Roger E. B., “Spot Pricing of Electricity”, Kluwer Academic Publishers.

1988

3. Marija I., Francisco G. and Lester F., “Power Systems Restructuring:

Engineering and Economics”, Kluwer Academic Publishers.

1998

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-521 Course Title: Digital Signal and Image Processing

2. Contact Hours: L: 3 T: 0 P: 2

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 15 PRS: 25 MTE: 20 ETE: 40 PRE: 0

5. Credits: 4 6. Semester: Autumn 7. Subject Area: PCC

8. Pre-requisite: NIL

9. Objective:

To familiarize the students with the concepts of 1-D and 2-D signals, design of 1-D and 2-D filters, 1-D and 2-D power spectrum and various aspects of image processing.

10. Details of Course:

S. No. Contents Contact Hours

1. Introduction: Signal processing overview; Image processing basics; Fundamental signals (1-D and 2-D); Classification of systems; Characteristics of LTI/LSI systems.

4

2. Fourier Analysis: Discrete-time Fourier analysis; Sampling theory; Discrete Fourier transform; Fast Fourier transform; 2- D extensions.

5

3. z-Transform and Digital Filters : z-transform, Inverse z- transform; Causality and stability; Linear phase concept, Linear filtering; 2-D extensions.

5

4. Filter Design: Filter structures; FIR filter design; IIR filter design; 2-D FIR and IIR filter design.

7

5. Digital Image Fundamentals: Human visual system and visual perception; Image sensing and acquisition Image file types;

Pixel representation and spatial relationship.

3

S. No. Contents Contact Hours

6. Image Enhancement and Restoration: Contrast modification and stretching; Histogram equalization; Unsharp masking;

Homomorphic processing; Interpolation; Mean and median filtering; Concepts of least square and Wiener filtering.

7

7. Image Segmentation: Thresholding; Edge based segmentation; Region growing; Watershed transform.

5

8. Image Compression: Fundamentals of image compression;

Loss-less compression techniques; Lossy compression techniques.

6

Total 42

11. Suggested Books:

S.No. Name of Authors /Book / Publisher Year of

Publication/

Reprint 1 Gonzalez R. C. and Woods R. C., “Digital Image Processing”, 2^nd Ed.,

Pearson Education.

2007

2. Jain A. K, “Fundamentals of Digital Image Processing”, Prentice Hall. 2007

3. Mitra S. K., “Digital Signal Processing : A Computer Based Approach”, Tata Mc Graw Hill

2008

4. Bose T., “Digital Signal and Image Processing”, Wiley Eastern. 2008 5. Sonaka M., Hlavac V. and Boyle R., “Image Processing, Analysis and

Machine Vision”, 2^nd Ed., Cengage Learning.

2008

6.

Oppenheim A. V and Schafer R.W., “Discrete Time Signal Processing”, Prentice Hall.

1975

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-540 Course Title: Advanced Power Electronics

2. Contact Hours: L: 3 T: 1 P: 2/2

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 20 PRS: 20 MTE: 20 ETE: 40 PRE: 0

5. Credits: 4 6. Semester: Autumn 7. Subject Area: PCC

8. Pre-requisite: Knowledge of Power Electronics

9. Objective:

To impart knowledge of modern semiconductor devices and their applications in power electronic controllers for rectification, inversion and frequency conversion with improved performance.

10. Details of Course:

S.No.

Contents

1. Solid-State Devices: Review of SCR, driving circuits and protection; Modern semiconductor devices: MOSFET, GTO, IGBT, GTO, SIT, SITH, MCT, their operating characteristics; Heat sink design.

3

2. Phase Controlled Converters: Review of single-phase controlled converters, effect of load and source impedances, effect of free-wheeling diode; Three-phase converters, fully controlled and half controlled converters, twelve-pulse converter; Multi-pulse converters using transformer connections; Dual converter,

9

3. Improved Quality Converters: Power factor improvement techniques, PWM converter, buck and boost converters, voltage source converter, current control methods.

7

4. DC-DC Converters: Review of voltage and current commutated choppers;

Buck converter, boost converter, buck-boost converter, Cuk converter, Fly- back converter.

5

5. AC-AC Converters: Three-phase ac regulators, operation with resistive load; Single-phase and three-phase cyclo-converters; Matrix converters, output voltage control techniques, commutation methods.

7

S.No.

Contents

6. Inverters: Review of three-phase voltage source inverters, voltage and frequency control; Harmonic reduction techniques, PWM inverters, Space Vector Modulation; Multi-level inverters, configurations: Diode clamped, flying capacitor and cascade multi-level inverters, applications; Current source inverter, commutation circuits, transient voltage suppressing techniques; DC link resonant converters, operation and control

9

7. Simulation Techniques: MATLAB simulation of power electronic converters 2

Total 42

11. Suggested Books:

S.No. Name of Authors /Books / Publishers Year of

Publication/

Reprint 1. Dubey G. K., Doradla S. R., Joshi A. and Sinha R. M. K., “Thyristorised Power

Controllers”, New Age International Private Limited.

2008

2. Mohan N., Underland T.M. and Robbins W.P., “Power Electronics – Converters, Applications and Design”, 3^rd Ed., Wiley India.

2008

3. Bose B.K., “Power Electronics and Variable Frequency Drives – Technology and Applications”, IEEE Press, Standard Publisher Distributors

2001

4. Lander C. W., “Power Electronics”, 3^rd Ed., McGraw-Hill International Book Company.

2007

5. Rashid M., “Power Electronics- Circuits, Devices and Applications”, 3^rd Ed., Pearson Education.

2008

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE-543 Course Title: FACTS Devices

2. Contact Hours: L: 3 T: 1 P: 0

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 25 PRS: 0 MTE: 25 ETE: 50 PRE: 0

5. Credits: 4 6. Semester: Spring 7. Subject Area: PCC

8. Pre-requisite: Knowledge of Power Electronics and Power Systems

9. Objective:

To familiarize students with FACTS devices, their control techniques and applications in enhancement of system dynamic and transient stability.

10. Details of Course:

S.No.

Contents

1. FACTS: Concept, power flow and stability, basic theory of line compensation; Thyristor controlled and converter based FACTS controllers.

5

2. Power Electronic Controllers: Review of PWM voltage source inverters used in FACTS; Mulit-level inverters, cascaded multilevel inverters.

4

3. Static Shunt Compensators: Midpoint voltage regulation; Variable impedance type and switching converter type static Var generators, SVC and STATCOM - TCR, TSC, V-I and V-Q characteristics, system stability.

8

4. Static Series Compensators: Concept of series compensation, voltage stability, variable impedance type series compensators, GCSC, TSSC, TCSC and SSSC, control techniques, control range and VA rating.

6

5. Static Voltage and Phase Angle Regulators: Power flow control, TCVR and TCPAR, improvement of transient stability.

4

6. Unified Power Flow Controller (UPFC): Concept of power flow control, operation and control of UPFC, Interline Power Flow Controller.

4

S.No.

Contents

7. Stability Analysis: Modeling of FACTS devices, optimization of FACTS, transient and dynamic stability enhancement

8

8. Applications: Principle of control of FACTS in HVDC links, co-ordination of FACTS devices with HVDC links.

3

Total 42

11. Suggested Books:

S.No. Name of Authors /Books / Publishers Year of

Publication/

Reprint 1. Miller T. J. E., “Reactive Power Control in Electric Systems,” Wiley-

Interscience.

1982

2. Song Y. H. and Johns A. T., “Flexible AC Transmission Systems (FACTS)”, IEE Press.

2000

3. Hingorani N. G. and Gyugyi L., “Understanding FACTS”, IEEE Press, Standard Publishers Distributors.

2001

4. Ghosh A. and Ledwich G., “Power Quality Enhancement Using Custom Power Devices,” Kluwer Academic Publishers.

2002

5. Mathur R. M. and Varma R. K., “Thyristor – Based FACTS Controllers for Electrical Transmission Systems,” John Wiley and Sons.

2002

6. Padiyar K. R., “FACTS Controller in Power Transmission and Distribution”, New Age International Private Limited.

2008

INDIAN INSTITUTE OF TECHNOLOGY ROORKEE

NAME OF DEPTT./CENTRE:

Department of Electrical Engineering

1. Subject Code: EE- 651 Course Title: Power Quality Improvement Techniques

2. Contact Hours: L: 3 T: 0 P: 2

3. Examination Duration (Hrs.): Theory: 3 Practical: 0

4. Relative Weight: CWS: 15 PRS: 25 MTE: 20 ETE: 40 PRE: 0

5. Credits: 4 6. Semester: Both 7. Subject Area: PEC

8. Pre-requisite: Power Electronics, Power Systems

9. Objective:

To familiarize students with the reasons of load generated harmonics present in the supply and the methods for their suppression.

10. Details of Course:

S. No.

Contents

1. Concept of Power Quality: Frequency variations, voltage variations- sag and swell, waveform distortion –dc offset, harmonics, inter-harmonics, notching and noise.

2

2. Fundamentals of Harmonics: Representation of harmonics, waveform, harmonic power, measures of harmonic distortion; Current and voltage limits of harmonic distortions: IEEE, IEC, EN, NORSOK

3

3. Causes of Harmonics: 2-pulse, 6-pulse and 12-pulse converter configurations, input current waveforms and their harmonic spectrum;

Input supply harmonics of AC regulator, integral cycle control,

7

cycloconverter, transformer, rotating machines, ARC furnace, TV and battery charger.

4. Effect of Harmonics: Parallel and series resonance, effect of harmonics on static power plant – transmission lines, transformers, capacitor banks, rotating machines, harmonic interference with ripple control systems, power system protection, consumer equipments and communication systems, power measurement.

3

S. No.

Contents

5. Elimination/ Suppression of Harmonics: High power factor converter, multi-pulse converters using transformer connections (delta, polygon)

4

6. Passive Filters: Types of passive filters, single tuned and high pass filters, filter design criteria, double tuned filters, damped filters and their design.

4

7. Active Power Filters: Compensation principle, classification of active filters by objective, system configuration, power circuit and control strategy.

2

8. PWM Inverter: Voltage sourced active filter, current sourced active filter, constant frequency control, constant tolerance band control, variable tolerance band control.

2

9. Shunt Active Filter: Single-phase active filter, principle of operation, expression for compensating current, concept of constant capacitor voltage control; Three-phase active filter: Operation, analysis and modelling; Instantaneous reactive power theory.

8

10. Three-phase Series Active Filter: Principle of operation, analysis and modelling.

3

11. Other Techniques: Unified power quality conditioner, voltage source and current source configurations, principle of operation for sag, swell and flicker control.

4

Total 42

11. Suggested Books:

S. No. Name of Authors /Books / Publishers Year of

Publication/

Reprint 1. Derek A. P., “Power Electronic Converter Harmonics”, IEEE Press. 1989

2. Arrillaga J., Smith B. C., Watson N. R. and Wood A. R., “Power System Harmonic Analysis”, 2^nd Ed., Wiley India.

2008

3. Arthur R. B., “Power System Analysis”, 2^nd Ed., Pearson Education. 2008

4. Arrillaga J., Braedlley D. A. and Bodger P. S., “Power System Harmonics”, John Wiley and Sons.

1985

5. Dugan R. C., McGranaghan M. F. and Beaty H. W., Electrical Power System Quality”, McGraw-Hill International Book Company.

1996

6. Sankaran C., “Power Quality”, CRC Press. 2001