Shivaji University, Kolhapur Structure for BE Electrical ... · PDF fileShivaji University,...

BE Electrical (Semester-VII)

Shivaji University, Kolhapur

Structure for BE Electrical

Semester VII

Sr.

No Category Course Title L T P

Contact

Hours

Marks

Theory T W POE Total

1 EE Industrial Training 1 1 50 50

2 ES Economics for

Engineers 2 2 50 50

3 EE

Advanced

Switchgear and

Protection

4 2 6 100 25 50 175

4 Power Quality and

Harmonics 3 1 4 100 25 125

5 EE Computer Methods

in Power Systems 4 2 6 100 25 25 150

6 EE Elective I 4 4 100 100

7 EE Seminar 2 2 50 50

8 EE Project Phase I 4 4 50 50 100

15 4 10 29 450 225 125 800

Semester VIII

Sr.

No

Catego

ry Course Title L T P

Contact

Hours

Marks

Theory T W POE Total

1 ES Law for Engineers 2 2 50 50


2 EE HVDC Systems 4 2 6 100 50 150

3 EE EHVAC 4 4 100 100

4 EE

Electrical

Generation and

Utilization

4 2 6 100 50 150

5 EE Elective II 4 2 6 100 50 150

6 EE Project Phase II 6 6 100 100 200

18 2 10 30 450 200 150 800

Elective I

1. FACTS

2. Signal Processing For Electrical Engineering

3. Industrial Automation and SCADA

4. Restructured Power Systems

Elective II

1. Embedded Systems

2. High Voltage Engineering

3. Advanced Relaying

4. Electrical maintenance and electrical energy audit.


B.E. Electrical Engineering (Semester – VII)

Sr.

No Course Title L T P

Contact

Hours

Marks Course

Code

Page

No Theory T W POE Total

1 Industrial

Training 1 1 50 50 ELE401 00

2 Economics

for Engineers 2 2 50 50 ELE402 00

3

Advanced

Switchgear

and

Protection

4 2 6 100 25 50 175 ELE403 03

4

Power

Quality and

Harmonics

3 1 4 100 25 125 ELE404 09

5

Computer

Methods in

Power

Systems

4 2 6 100 25 25 150 ELE405 18

6 Elective I

(FACTS) 4 4 100 100 ELE406 28


Course code ELE 403 Course Name Advanced Switchgear & Protection

Examination

Scheme

Theory Term Work POE Total

Max. Marks 100 25 50 175

Contact

Hours/ week

4 -- -- 4

Prepared by Mr.I.D.Pharne Date 17/10/2016

Prerequisites Student should have good knowledge of power systems and basic electrical

engineering

Course Outcomes

At the end of the course the students should be able to:

C0403.1 Describe1 the different types Circuit Breakers, fuse ,characteristics, terms,

phenomenon of circuit

C0403.2 Remember1 the types of Relays

C0403.3 Analyze4 the types of Over current Protection.

C0403.4 Evaluate5 the types of Differential Relays

C0403.5 Select4 the types Transformer protection

C0403.6 State1 the types of Generator protection

Mapping of COs with POs

POs COs

a b c d e f g h i j k

C0403.1 2

C0403.2 2

C0403.3 2

C0403.4 1

C0403.5 3

C0403.6 3

Course Contents

Chapter

No

Title: ADVANCED SWITCHGEAR AND PROTECTION

1

Circuit Breakers: a)Voltage -current characteristics of arc, Principles of DC and AC

arc interruption, high resistance and current zero interruption, arc voltage, Transient

Restriking Voltage (TRV), Recovery voltage, RRRV, current chopping, resistance

switching, capacitive current interruption. b) Classification of circuit breakers, brief study of construction and working of bulk oil and minimum oil CB, Air break and Air Blast CB, SF6 and Vacuum CB, HVDC breakers, ratings of CB and testing of CB


c) Fuse: Rewirable and HRSC fuse, fuse characteristics, application and selection of fuse.

2

Relays: Selectivity, sensitivity, reliability and speed of operation of a relay, CT burden

calculation, attracted armature, balanced beam, moving coil relays, theory and

construction of induction disc and induction cup relays, numerical relays,

microprocessor based relaying. (6Hrs)

3

Over current Protection : Plug setting, time setting, radial feeder and ring mains protection, earth fault and phase fault, Directional relay, and microprocessor based o/c

relay. .

4

Differential Relays: circulating current and opposed voltage principles, percentage

differential relay, line protection, carrier aided protection scheme

5

Transformer protection: Problems associated with percentage differential protection,

harmonic restraint and harmonic blocking schemes, restricted earth fault protection,

Buchholz relay for incipient faults

6

Generator protection: stator earth fault, phase fault, stator current unbalance (NPS) protection, Rotor overheating, earth fault protection, excitation failure and protection against motoring, generator-transformer unit protection. Distance protection: Impedance, reactance and admittance characteristics, relay settings for 3-zone protection, out of step blocking scheme, blinder relay, numerical relays for transmission line protection, microprocessor based impedance, reactance and mho relays.

Over voltage Protection: Causes of over voltages, surge arrestors and absorbers, metal oxide (ZnO) arrestors, insulation co-ordination in a power system.

Reference Books:

1. Switchgear and Protection: Sunil.S. Rao, Khanna Publications

2. Power System Protection and Switchgear: B.Ram and B.N. Vishwakarma 3. Fundamentals of Power System Protection : Y. G. Paithankar , S. R. Bhide

4. Switchgear and Protection: M.V. Deshpande 5. Digital Protection: L.P.Singh

Evaluation Scheme

Section Chapter Instructions

I

1

Q.No.-1, Q.No.-2,

Q.No.-3

mixing 1,2,3unit

Solve any two of three 2

3

II

4 Q.No.-2, Q.No.-3,

Q.No.-4

mixing 2,3,4 unit

Solve any two of three 5

6


Course utilization

Section Chapter Teaching Hrs No of Questions in

CAT I & CAT II

1

1

Circuit Breakers

16

CAT I

Q.1 and Q.2 are compulsory

2

Relays 06

3

Over current

Protection 04

2

4 Differential Relays 04

CAT II

Q.1 and Q.2 are

compulsory

5 Transformer protection 04

6 Generator protection 12

Unit wise Lesson Plan

Section I

Unit

No

1 Unit Title Circuit Breakers Planned

Hrs.

16

Lesson schedule

Class

No.

Details to be covered

1 Introduction regarding subject.

2 Voltage -current characteristics of arc, arc voltage

3 Principles of DC and AC arc interruption, high resistance and current zero interruption

4 Transient Restriking Voltage (TRV), Recovery voltage, RRRV.

5 Current chopping, resistance switching.

6 Capacitive current interruption.

7 Classification of circuit breakers, brief study of construction and working of bulk oil

8 Minimum oil CB, Air break and Air Blast CB


9 SF6 and Vacuum CB

10 HVDC breakers

11 Ratings of CB

12 Testing of CB

13 Rewirable and HRSC fuse

14 fuse characteristics

15 Application of fuse.

16 Selection of fuse.

Review Questions

Q1 Explain MOCB, ABCB. Principles of DC and AC arc interruption. C0403.1

Q2 Explain Rewirable and HRSC fuse. Application and selection of fuse. C0403.1

Unit

No

2 Unit Title Relays Planned

Hrs.

06

Lesson schedule

Class No.


1 Selectivity, sensitivity, reliability.

2 Speed of operation of a relay, CT burden calculation.

3 Attracted armature, balanced beam, moving coil relays

4 Theory and construction of induction disc and induction cup relays

5 Numerical relays

6 Microprocessor based relaying.

Review Questions

Q1 Explain the term Selectivity, sensitivity, reliability C0403.2

Q2 Explain the construction of induction disc and induction cup relays C0403.2

Unit

No

3 Unit Title Over current Protection Planned

Hrs.

04

Lesson schedule

Class

No.


1 Plug setting, time setting

2 Radial feeder and ring mains protection.

3 Earth fault and phase fault, Directional relay.

4 Microprocessor based o/c relay.

Review Questions

Q1 Describe Plug setting, time setting . C0403.3

Q2 Explain Microprocessor based o/c relay C0403.3

Section II

Unit

No

4 Unit Title Differential Relays Planned

Hrs.

04

Lesson schedule


Class

No.


1 Circulating current and opposed voltage principles.

2 Percentage differential relay.

3 Line protection.

4 Carrier aided protection scheme.

Review Questions

1 Explain Circulating current and opposed voltage principles. C0403.4

2 Explain Carrier aided protection scheme. C0403.4

Unit No

5 Unit Title Transformer protection Planned Hrs.

04

Lesson schedule

Class

No.


1 Problems associated with percentage differential protection.

2 Harmonic restraint and harmonic blocking schemes

3 Restricted earth fault protection

4 Buchholz relay for incipient faults.

Review Questions

1 Explain Harmonic restraint and harmonic blocking schemes. C0403.5

2 Explain Buchholz relay for incipient faults. C0403.5

Unit

No

6 Unit Title Generator protection Planned

Hrs.

12

Lesson schedule

Class

No.


1 Stator earth fault, phase fault, stator current unbalance (NPS) protection.

2 Rotor overheating, earth fault protection.

3 Excitation failure and protection against motoring.

4 Generator-transformer unit protection.

5 Impedance, reactance and admittance characteristics

6 Relay settings for 3-zone protection 7 Out of step blocking scheme, blinder relay

8 Numerical relays for transmission line protection

9 Microprocessor based impedance, reactance and mho relays.

10 Causes of over voltages

11 Surge arrestors and absorbers

12 Metal oxide (zno) arrestors

Review Questions

1 Explain Stator earth fault, phase fault, stator current unbalance (NPS)

protection.

C0403.6

2 Explain Insulation co-ordination in a power system. C0403.6


Course code ELE 404 Course Name Power Quality and Harmonics

Prepared by M.A.Tahasildar Date 18/10/2016

Prerequisites This course requires the student to know about the basic concepts of power

system

Course Outcomes


CO 404.1 To empathize

2 with importance of power quality in power system

CO 404.2 To evaluate5 Total Harmonic Distortion in Power System

CO 404.3 To design6 harmonic suppression filter

CO 404.4 To discover3Mitigation of Voltage Sag and interruptions.

CO 404.5 To discriminate 4 different Harmonic Measurement Techniques .

CO 404.6 To explicate2 need of Power Quality Monitoring.


POs

Cos a b c d e f g h i j k

CO 404.1

2 1 3

CO 404.2 1

CO 404.3 1 2 3

CO 404.4 3 1 2 1 1

CO 404.5 2 3 1 1

CO 404.6 2 3

Course Contents

Unit No. Power Quality and Harmonics

No. of

Hours


1.

Introduction to Power Quality: Desired feature of Electrical Power

Supply, Power Quality related issues in distribution systems, loads

and theirs characteristics, electromagnetic phenomena, voltage

sags/swells, waveform distortions, unbalance, flicker, notches,

unbalance and load balancing.

08

2.

Fundamental of Harmonics: causes for generation of harmonics, effect

of harmonic on systems, types and characterization of Harmonics,

THDs, influence on power factor, interference with communication

network and harmonic indices.

08

3.

Harmonics Suppression Filters: Shunt Passive Filters, Design

Considerations and case studies, Voltage / Current Source active

filters, types: shunt, series and Hybrid Filter, their characteristics and

comparison.

09

4.

Mitigation of Voltage Sag and interruptions: End user issues, UPS

systems, Ferro resonant Transformers, Super Conducting Storage

Devices, Dynamic Voltage Restorer and Application of DSTATCOM.

08

5.

Harmonic Measurement: Instrumentation techniques, Analog and

Digital Methods,presentation of Harmonic data and Interruption, case

studies, Harmonic Standard and future trends.

07

6

Power Quality Monitoring: Power Quality Analyzer, Acceptability of

Power Supply- tolerance envelops of CBEMA and ITIC, reliability

indices, typical wiring and grounding problems, grounding practices

and use of signal reference grid.

08

Reference Books:

Sr. No. Title of Book Author Publisher/Edition

1 Power System Quality Assessment

J. Arrillaga, N.R.

Watson, S. Chen

New York: Wiley,

1999

2 Electric Power Quality

G.T. Heydt

2nd Edition. (West

Lafayette, IN, Stars

in Circle

Publications).


3. Power System Harmonics

Fundamentals, Analysis & filter

Design

George J. Wakileh Springer.

4 Understanding Power Quality

Problems: Voltage Sags and

Interruptions

M.H.J Bollen New York: IEEE

Press, 1999

5 Handbook on Power Quality

Angelo Baggini

John Wiley & Sons,

New Jersey, USA,

2008.

Textbook Books:

Sr. No. Title of Book Author Publisher/Edition

1

‘Electrical Power Systems

Quality’

Roger. C. Dugan, Mark. F.

McGranagham, Surya

Santoso, H.Wayne Beaty,

Tata McGraw

Hill Publishing

Co. Ltd., 2003

2

Power Quality in Distribution

Systems

Dr. Mahesh Kumar IIT Chennai

Press

3. Power Quality Enhancement

using Custom Power Devices.

A. Ghosh and G. Ledwich Boston, MA:

Kluwer, 2002.

Examination Scheme

Examination

Scheme


Max. Marks 100 25 0 125

Contact

Hours/ week

4 4

Scheme of Marks

Section Unit No. Title Marks

I 1

Introduction to Power Quality 16

2 Fundamental of Harmonics 18


3 Harmonics Suppression Filters 16

II

4 Mitigation of Voltage Sag and interruptions 16

5 Harmonic Measurement 18

6 Power Quality Monitoring 16

Course Unitization

Section

Unit Course

Outcomes

No. of Questions in

No. Title CAT-I CAT-II

I

1 Introduction to Power

Quality CO 404.1

6

2 Fundamental of

Harmonics CO 404.2

3 Harmonics Suppression

Filters CO 404.3

II

4 Mitigation of Voltage Sag

and interruptions CO 404.4

6

5 Harmonic Measurement CO 404.5

6 Power Quality Monitoring CO 404.6


Section I

Unit No

1 Unit Title Introduction to Power Quality Planned

Hrs.

8

Lesson schedule

Class

No.


1 Introduction to Need of Course.

2 Desired feature of Electrical Power Supply.


3 Power Quality related issues in distribution systems.

4 Loads and theirs characteristics.

5 Electromagnetic phenomena.

6 Voltage sags/swells

7 Waveform distortions

8 Unbalance, flicker, notches, unbalance and load balancing.

Review Questions

Q1 Explain Need of Power Quality Analysis CO404.1

Q2 Power Quality related issues in distribution systems. CO404.1

Unit No

2 Unit Title Fundamental of Harmonics Planned

Hrs.

8

Lesson schedule

Class

No.


1 Causes for generation of harmonics.

2 Effect of harmonic on systems.

3 Types and characterization of Harmonics.

4 Total Harmonic Distortion.

5 Influence on power factor.

6 Interference with communication network and harmonic indices.

7 Numerical

8 Numerical

Review Questions

Q1 Explain Causes for generation of harmonics. CO404.2

Q2 Explain Effect of harmonic on systems. CO404.2

Unit No 3 Unit Title Harmonics Suppression Filters Planned

Hrs.

9


Lesson schedule

Class

No.


1 Current Harmonics mitigation Technique.

2 Current Harmonics mitigation Technique with Shunt Passive Filters.

3 Design Considerations and case studies 1.

4 Design Considerations and case studies 2.

5 Voltage / Current Source active filters .

6 Shunt active Filter and their characteristics

7 Series active Filter and their characteristics

8 Hybrid Filter and their characteristics

9 Comparison of different types of Filter

Review Questions

Q1 Explain the Harmonic Mitigation Technique for Current Harmonics CO404.3

Q2 Explain Shunt Passive Filter and How it mitigate the Harmonics CO404.3

Q3 Design of Shunt Harmonic Filter CO404.3

Q4 Explain Series active Filter and their characteristics CO404.3

Q5 Explain Hybrid Filter and their characteristics CO404.3

Q6 State and Compare of different types of Filter CO404.3

Unit No 4 Unit Title Mitigation of Voltage Sag and

interruptions

Planned

Hrs.

08

Unit Outcomes

Lesson schedule

Class No.


1 End user issues UPS System

2 Ferro resonant Transformers


3 Super Conducting Storage Devices

4 Dynamic Voltage Restorer basic principle

5 Dynamic Voltage Restorer control strategies

6 DSTATCOM

7 Application of DSTATCOM

8 Case Study

Review Questions

1 Explain End user issues UPS System CO404.4

2 Explain Super Conducting Storage Devices CO404.4

3 Explain basic principle Dynamic Voltage Restorer CO404.4

4 Describe DSTATCOM in detail CO404.4

5 Explain Application of DSTATCOM CO404.4

Unit No 5 Unit Title Harmonic Measurement Planned Hrs. 07

Lesson schedule

Class No.


1 Instrumentation techniques for Harmonic Measurement.

2 Analog Method for Harmonic Measurement.

3 Digital Methods for Harmonic Measurement.

4 presentation of Harmonic data and Interruption,

5 case studies for presentation of power quality

6 Harmonic Measurement Standard

7 Future trends for harmonic measurement

Review Questions

1 Described Instrumentation techniques for Harmonic Measurement. CO404.5


2 Explain Analog Method for Harmonic Measurement. CO404.5

3 Define Harmonic Measurement Standard CO404.5

Unit No 6 Unit Title Power Quality Monitoring Planned Hrs. 08

Lesson schedule

Class

No.


1 Power Quality Analyzer

2 Acceptability of Power Supply- tolerance envelops of CBEMA

3 Acceptability of Power Supply- tolerance envelops of ITIC.

4 Reliability indices

5 typical wiring and grounding problems

6 grounding practices and

7 Use of signal reference grid.

8 Case Study

Review Questions

1 Explain Acceptability of Power Supply- tolerance envelops of

CBEMA.

CO404.6

2 Define typical wiring and grounding problems occur in power quality

monitoring

CO404.6

3 Explain Acceptability of Power Supply- tolerance envelops of ITIC,

CO404.6

Model Question Paper

Duration 3 Hours Marks:

100

Instructions:

1] Attempt any three questions from each section.

2] Figure to right indicates full marks.


3] Assume necessary data if required.

Section-I Marks

1 A Explain Need of Power Quality Analysis 8

B Power Quality related issues in distribution systems. 8

2 A Explain Causes for generation of harmonics. 8

B Explain Effect of harmonic on systems. 8

3 A Design of Shunt Harmonic Filter 8

B Explain Series active Filter and their characteristics 8

4 A Explain the Harmonic Mitigation Technique for Current Harmonics 10

B State and Compare of different types of Filter

Section-II Marks

5 A

End user issues UPS System 8

B Explain basic principle Dynamic Voltage Restorer 8

6 A Explain Application of DSTATCOM 8

B Explain Super Conducting Storage Devices 8

7 A Described Instrumentation techniques for Harmonic Measurement. 8

B Define Harmonic Measurement Standard 8

8 A Explain Acceptability of Power Supply- tolerance envelops of CBEMA . 10

B Define typical wiring and grounding problems occur in power quality

monitoring

8


Assignments

Assignment No. 1

CO404.1 & CO

404.2

Explain Need of Power Quality Analysis

Power Quality related issues in distribution systems.

Explain Causes for generation of harmonics.

CO404.1 & CO

404.2

Explain Effect of harmonic on systems.

Assignment No. 2

CO404.1 & CO

404.2CO404.3 &

CO 404.4

Explain the types of Harmonics

Design of Shunt Harmonic Filter

Explain Series active Filter and their characteristics

Explain the Harmonic Mitigation Technique for Current Harmonics

Assignment No. 3

CO404.1 & CO

404.3CO404.5

End user issues UPS System

Explain basic principle Dynamic Voltage Restorer

Explain Acceptability of Power Supply- tolerance envelops of CBEMA .

Explain Super Conducting Storage Devices

Course code ELE 405 Course Name Computer Methods in Power System

Prepared by PravinG. Dhawale Date 18/10/2016

Prerequisites It needs complete understanding of power system modeling, analysis and

various calculations and also broader understanding of optimization method

and solving differential equations are necessary.

Course Outcomes


CO 405.1 Understand2 presents a comprehensive coverage of graph theory.


CO 405.2 Apply3 the students in getting basic idea of different computer methods in

power systems

CO 405.3 Investigate5 different Computer Solution Methods Using the Admittance Matrix

CO 405.4 Evaluate5 Computer techniques for Power flow analysis and numerical techniques

to solve load flow problems.

CO 405.5 Understand2 different Simultaneous Faults

CO 405.6 Analyze4 Simplifications using Two Component Method


POs

Cos a b c d e f g h i j k

CO 405.1

2

CO 405.2 1

CO 405.3 3

CO 405.4 2

CO 405.5 1

CO 405.6 3

Course Contents

Unit

No. Computer Methods in Power Systems

No. of

Hours

1. Unit 1:-Network Topology: Introduction, Basic Principles in Power

System Analysis, Elementary Graph Theory, Incidence Matrices,

Connectivity, Primitive Network, Singular Transformation, Non-singular

Transformation, Numerical Treatment Expected

8


2. Unit 2:-Computer Solution Methods Using the Admittance Matrix:

Introduction, Formation of YBUS by inspection- Modeling of

transmission lines, Modeling of transformer, Modeling of shunt

elements, Modeling of loads, Modeling of generator internal impedance,

Step by Step Algorithm for Formation of YBUS, Numerical treatment

expected

6

3. Unit 3:-Computer Solution Methods Using the Impedance Matrix:

Impedance matrix in shunt fault computations, impedance matrix

algorithm, adding a radial impedance to the reference node, adding a

radial branch to a new node, closing a loop to the reference, closing a

loop not involving the reference, adding a mutually coupled radial

element, adding a group of mutually coupled lines, comparison of

admittance and impedance matrix techniques, Numerical.

8

4. Computer techniques for Power flow analysis: Introduction, Impact of computers, orientation of engineering problems to computers, Power

Flow equation, Classification of buses, Operating constraints, Data for

load flow, Formulation of load flow problem, solution technique using

bus admittance matrix in the bus frame of reference, solution technique

using bus impedance matrix in the bus frame of reference, Numerical

expected to be solved up to first iteration.

8

5. Unit 5:-Simultaneous Faults: Simultaneous Faults by Two-Port

Network Theory- Two port networks, interconnection of two port

networks, simultaneous fault connection of sequence networks, series-

series connection (Z-type faults), Parallel -parallel connection (Y-type

faults), series-parallel connection (H-type faults), Simultaneous faults by

matrix transformations- constraint matrix for Z-type faults, constraint

matrix for Y-type and H-type faults, Numerical treatment expected

10

6 Unit 6:-Analytical Simplifications Two Component Method: Shunt

Faults- SLG Fault, LL Fault, DLG Fault, Three phase fault, Shunt

Faults- 2LO Fault, 1LO Fault, Change in symmetry with two component

calculations- phase shifting transformer relations, SLG faults with

arbitrary symmetry, DLG faults with arbitrary symmetry, series faults

with arbitrary symmetry.

08

Reference Books:

Sr.

No.

Title of Book Author Publisher/Edition


1 Analysis of Faulted Power System P.M. Anderson

IEEE Press Power

Systems

Engineering Series

2 Power System Analysis Grainger, J.J. and Stevenson

W. D. Tata

McGraw-Hill

Edition

3. Computer methods in Power System Stagg G.W. & E.L. Abiad Tata Mc GRAW

4 Computer Techniques and Models in

Power Systems 2nd

Edition, 2014

K. Uma Rao

I.K.

International

Publishing

House Pvt Ltd

5 Introduction to Matrices & Power System R.Bruce Shipley

6 Advanced Power System Analysis &

Dynamics L.P. Singh

New Age

International

Publishers, Fifth

Edition

7 Circuits Analysis of A,C. power system

VOL-II Edith Clarke

Examination Scheme

Examination

Scheme


Max. Marks 100 25 25 150

Contact

Hours/ week

4 2 6

Scheme of Marks

Section Unit No. Title Marks

I 1 Network Topology 18


I 2 Computer Solution Methods Using the Admittance Matrix 14

I 3 Computer Solution Methods Using the Impedance Matrix 18

II 4 Computer techniques for Power flow analysis 16

II 5 Simultaneous Faults 18

II 6 Analytical Simplifications 16

Course Unitization

Section

Unit Course

Outcomes

No. of Questions in


I

1 Network Topology CO 405.1

6

2 Computer Solution Methods

Using the Admittance Matrix CO 405.2

3 Computer Solution Methods

Using the Impedance Matrix

CO 405.3

II

4 Computer techniques for

Power flow analysis

CO 405.4

6

5 Simultaneous Faults CO 405.5

6 Analytical Simplifications CO 405.6


Section I

Unit No

1 Unit Title Network Topology Planned

Hrs.

8

Lesson schedule

Class

No.


1 Introduction to Basic Principles in Power System Analysis.


2 Introduction to Elementary Graph Theory

3 Incidence Matrices, Connectivity, Primitive Network

4 Singular Transformation

5 Singular Transformation

6 Non-singular Transformation

7 Non-singular Transformation

8 Numerical expected.

Review Questions

Q1 1. Explain Incidence Matrices and Primitive network CO405.1

Q2 2. Explain singular and non-singular transformation. CO405.1

Q3 3. Define the following terms with sui table examples

i.)Tree ii.) Branch iii.) Sub-graphiv.) Cut-set

Unit No

2 Unit Title Computer Solution Methods Using the

Admittance Matrix

Planned

Hrs.

6

Lesson schedule

Class

No.


1 Introduction to topic.

2 Formation of YBUS by inspection- Modeling of transmission lines

3 Modeling of transformer, Modeling of shunt elements

4 Modeling of loads, Modeling of generator internal impedance

5 Step by Step Algorithm for Formation of YBUS

6 Numerical treatment

Review Questions

Q1 Explain step by step Algorithm for Formation of YBUS CO405.2

Q2 Explain modelling of transformer. CO405.2

Unit No 3 Unit Title Computer Solution Methods Using the

Impedance Matrix

Planned

Hrs.

8


Lesson schedule

Class

No.


1 Introduction to Impedance matrix in shunt fault computations

2 Impedance matrix algorithm, adding a radial impedance to the reference node

3 Adding a radial branch to a new node, closing a loop to the reference

4 Closing a loop not involving the reference, adding a mutually coupled radial element

5 Adding a group of mutually coupled lines

6 Comparison of admittance and impedance matrix techniques

7 Numerical treatment expected

8 Numerical expected.

Review Questions

Q1 Compare admittance and impedance matrix techniques CO405.3

Q2 Explain impedance matrix in shunt fault computations CO405.3

Q3 Explain adding a radial branch to a new node CO405.3

Unit No 4 Unit Title Computer solution methods using

Admittance and Impedance matrices

Planned

Hrs.

10

Unit Outcomes

Lesson schedule

Class

No.


1 Introduction to Computer techniques for Power flow analysis

2 Impact of computers, orientation of engineering problems to computers

3 Power Flow equation, Classification of buses

4 Operating constraints, Data for load flow

5 Formulation of load flow problem, solution technique using bus admittance matrix in

the bus frame of reference


6 solution technique using bus impedance matrix in the bus frame of reference

7 Numericals expected to be solved up to first iteration.

8 Numericals expected to be solved up to first iteration.

Review Questions

1 Explain the impact of computers in power flow analysis CO405.4

2 Explain orientation of engineering problems to computers CO405.4

3 Explain the formulation of problem CO405.4

4 Explain solution technique using bus admittance matrix in the bus frame

of reference.

CO405.4

Unit No 5 Unit Title Simultaneous Faults Planned Hrs. 10

Lesson schedule

Class

No.


1 Simultaneous Faults by Two-Port Network Theory- Two port networks

2 interconnection of two port networks

3 simultaneous fault connection of sequence networks

4 series-series connection (Z-type faults)

5 Parallel -parallel connection (Y-type faults)

6. series-parallel connection (H-type faults)

7 Simultaneous faults by matrix transformations- constraint matrix for Z-type faults

8 constraint matrix for Y-type

9 constraint matrix for H-type faults

10. Numerical expected

Review Questions

1 Explain Simultaneous Faults by Two-Port Network Theory- Two port

networks

CO405.5


2 Explain series-series connection (Z-type faults) CO405.5

3 Explain Parallel -parallel connection (Y-type faults) CO405.5

4 Explain Simultaneous faults by matrix transformations- constraint

matrix for Z-type faults

CO405.5

Unit No 6 Unit Title Analytical Simplifications Planned Hrs. 08

Lesson schedule

Class

No.


1 Two Component Method-Shunt Faults- SLG Fault

2 LL Fault, DLG Fault

3 Three phase fault, Shunt Faults- 2LO Faults, 1LO Fault,

4 Change in symmetry with two component calculations- phase shifting transformer

relations

5 SLG faults with arbitrary symmetry

6 DLG faults with arbitrary symmetry

7 Series faults with arbitrary symmetry.

8 Series faults with arbitrary symmetry.

Review Questions

1 Explain Two Component Method-Shunt Faults- SLG Fault CO405.6

2 Explain Three phase fault, Shunt Faults- 2LO Faults, 1LO Fault. CO405.6

3 Explain SLG faults with arbitrary symmetry. CO405.6


Course Title : Computer Methods In Power System

Duration 3 Hours Marks:

100

Instructions:

1] Attempt any three questions from each section.

2] Figure to right indicates full marks.


3] Assume necessary data if required.

Section-I Marks

1 A Explain the formation of YBUS by singular transformation. 8

B Explain Incidence Matrices and Primitive network 8

2 A Explain the formation of network matrices by nonsingular

transformations

8

B Define i) loop ii) Tree iii) cut-set iv) sub-graph 8

3 A Explain step by step Algorithm for Formation of YBUS 8

B Explain the modeling of transformer 8

4 A What is mean impedance matrix in shunt fault computations 10

Section-II Marks

5 A Explain the impact of computer techniques for power flow analysis. 8

B Explain orientation of engineering problems to computer 8

6 A Explain the formulation of load flow problem. 8

B Prove the five properties of the indefinite admittance matrix. 8

7 A Explain simultaneous Faults by Two-Port Network therory 8

B Explain interconnection of two port networks 8

8 A Explain series-series connection ( Z-type faults) 10

B Explain two component method in case of SLG fault, DLG fault. 8

Assignments

Assignment No. 1

CO405.1 &CO 405.2

Explain Incidence Matrices and Primitive network

Define the following terms with sui table examples

i.)Tree ii.) Branch iii.) Sub-graph iv.) Cut-set


Explain step by step Algorithm for Formation of YBUS

CO405.1 &CO 405.2 Derive the expression for Bus admittance and

impedance matrices by singular transformation

Assignment No. 2

CO405.1 &CO 405.2 CO405.3&CO

405.4

Discuss the advantages and disadvantages of finding

Ybusby i.) Singular transformation using graph theory.

Derive the relationship between bus admittance matrix,

bus incidence matrix and primitive admittance matrix.

Explain modeling of transformer, transmission line,

loads and generators for a load flow study. And derive

general load flow equations.

Assignment No. 3

CO405.1 &CO 405.3 CO405.5

CO405.1 & CO 405.3 CO405.5

How do you classify the buses in power system and

what is its necessity

A LL-G fault occurs at the terminals of an unloaded

generator. Derive the expression for the fault currents.

Draw the connection of sequence network.

A synchronous motor is receiving 60MW at 0.8pf lag at

6KV. A LG fault occurs at the midpoint F of the

transmission line through a fault impedance of 0.05ohm

as shown. Determine the fault current. Choose base

values of 100MVA and 11KV on generator circuit.

Derive an expression for fault current for LLG fault by

symmetrical components method.

Derive the expression for the fault current in terms of

the sequence impedances and hence obtain the

connection diagram of the sequence networks for a LL

fault through the fault impedance at the terminals of star

connected alternator.

Develop the sequence network for a double line to

ground (LLG) fault.

Derive the expression for fault current in single line to

ground fault on unloaded generator. Draw an equivalent

network showing the inter connection of networks to

simulate single line to ground fault


Course Code ELE 406 Course Name FACTS

Prepared by Sandeep S Mudakannavar Date 18/10/2016

Prerequisites Power System Analysis, Power System Stability

Course Outcomes

CO406.1 Acquire2 the knowledge on flexible AC Transmission System, various FACTS

controllers operation and its importance for FACTS controllers.

CO406.2 Evaluate5 dynamic behavior of large interconnected networks

CO406.3 Analyze4 Optimizing networks with FACT devices

CO406.4 Design6 Compensators within realistic constraints

CO406.5 Identify4and solves3 real network problems with FACTS controllers


POs

COs a b c d e f g h i j k l

CO406.1 2

CO406.2 2

CO406.3 1

CO406.4 2

CO406.5 3

Course Contents

Unit No. Title No. of

Hours

Section I

1. Introduction to FACTS: Introduction of the facts devices and its

importance in Transmission Network. Introduction to basic types of

facts controller, comparison of HVDC and facts.

6

2. STATIC SHUNT COMPENSATORS : SVC AND STATCOM

objectives of the shunt compensation ,method of controller VAR

generator , transfer function dynamics performance of SVC and STATCOM, VAR reserve control ,comparison between STATCOM

AND svc STATIC VAR system

9

3. STATIC SERIES COMPENSATORS: GCSC ,TSSC , TCSC AND

SSSC objectives of the series compensation , series capacitive

compensation , power oscillation damping , variable Impedance type

series compensation switching converter type series compensators

chrematistics of series compensator

9

4. STATIC VOLTAGE AND PHASE ANGLE REGULATION TCVR 6


and TCPAR:Objective of voltage and phase angle regulators, Thyristor

controlled voltage and phase angle regulator, switching converter based

voltage and phase angle regulators

5. COMBINED COMPENSATOR: UPFC and IPFC UPFC - Basic

principle and reactive power control structure basic control system for P

& Q control, comparison of UPFC to series compensator and phase

angle regulations. IPFC-Basic operating principle characteristics, Control structure and applications.

5

Reference Books:

Sr. No. Title of Book Author Publisher/Edition Topics

1 Understanding FACTS –

Concepts and Technology of

Flexible AC Transmission

Systems

Narain G.

Hingorani and

Laszlo Gyugyi

IEEE Press

2001

1-5

2 Thyristor Based FACTS

Controller for Electrical

Transmission Systems

R. Mohan Mathur

and Rajiv K.

Varma,

Wiley

Interscience

Publications

2002

1-5

3. Flexible AC Transmission Narain G.

Hingorani

IEEE Spectrum

April 1993, 40-

45

1-2

Examination Scheme:

Examination

Scheme


Max. Marks 100 - - -

Contact

Hours/ week

4 --

Scheme of Marks

Unit No. Title Marks

1

Introduction to FACTS: Introduction of the facts devices and its

importance in Transmission Network. Introduction to basic

types of facts controller, comparison of HVDC and facts.

30

2

STATIC SHUNT COMPENSATORS : SVC AND STATCOM

objectives of the shunt compensation ,method of controller

VAR generator , transfer function dynamics performance of

30


SVC and STATCOM, VAR reserve control ,comparison

between STATCOM AND svc STATIC VAR system

3

STATIC SERIES COMPENSATORS: GCSC ,TSSC , TCSC

AND SSSC objectives of the series compensation , series

capacitive compensation , power oscillation damping , variable

Impedance type series compensation switching converter type

series compensators chrematistics of series compensator

20

4

STATIC VOLTAGE AND PHASE ANGLE REGULATION

TCVR and TCPAR:Objective of voltage and phase angle

regulators, Thyristor controlled voltage and phase angle

regulator, switching converter based voltage and phase angle

regulators

18

5

COMBINED COMPENSATOR: UPFC and IPFC UPFC -

Basic principle and reactive power control structure basic

control system for P & Q control, comparison of UPFC to series

compensator and phase angle regulations. IPFC-Basic operating

principle characteristics, Control structure and applications.

30

Course Unitization

Unit No. of Questions in


1

Introduction to FACTS: Introduction of the facts

devices and its importance in Transmission

Network. Introduction to basic types of facts

controller, comparison of HVDC and facts.

2

2

STATIC SHUNT COMPENSATORS : SVC AND

STATCOM objectives of the shunt compensation

,method of controller VAR generator , transfer

function dynamics performance of SVC and

STATCOM, VAR reserve control ,comparison

between STATCOM AND svc STATIC VAR

system

2

3

STATIC SERIES COMPENSATORS: GCSC

,TSSC , TCSC AND SSSC objectives of the series

compensation , series capacitive compensation ,

power oscillation damping , variable Impedance

type series compensation switching converter type

series compensators chrematistics of series

compensator

2

4 STATIC VOLTAGE AND PHASE ANGLE

REGULATION TCVR and TCPAR:Objective of

1


voltage and phase angle regulators, Thyristor

controlled voltage and phase angle regulator,

switching converter based voltage and phase angle

regulators

5

COMBINED COMPENSATOR: UPFC and IPFC

UPFC - Basic principle and reactive power control

structure basic control system for P & Q control, comparison of UPFC to series compensator and

phase angle regulations. IPFC-Basic operating

principle characteristics, Control structure and

applications.

2


Section I

Unit

No

1 Unit

Title

Introduction to FACTS Planned

Hrs.

6

Lesson schedule

Class

No.


1 Introduction to Subject

2 Introduction of the FACT devices

3 Importance FACT in transmission

4 Network Introduction to basic types of FACT controller

5 FACT controller

6 comparison of HVDC and FACT

Review Questions

Q1 Explain Importance of FACT Controller. CO406.1

Q2 What is loading of transmission line? Explain the limit of loading capability of transmission line?

CO406.2

Unit

No

2 Unit

Title

STATIC SHUNT COMPENSATORS Planned

Hrs.

9

Lesson schedule

Class

No.


1 Introduction to Shunt Compensator (SVC AND STATCOM)

2 objectives of the shunt Compensation

3 objectives of the shunt Compensation

4 Detail of Passive shunt Compensator (SVC)

5 Detail of active shunt Compensator (STATCOM )

6 COMBINED COMPENSATOR


7 Transfer function dynamics performance of SVC.

8 Transfer function dynamics performance of STATCOM,

9 Comparison between STATCOM AND STATIC VAR system

Review Questions

Q1 Explain with neat vector diag. how the transient stability improves

with ideal midpoint compensator.

CO406.1

CO406.2

CO406.3

CO406.4

CO406.5

Q2 Explain How much Stability margin is increased when shunt

compensator used for transmission line.

CO406.1

CO406.2

CO406.3

CO406.4

CO406.5

Unit

No

3 Unit

Title

STATIC SERIES COMPENSATORS Planned

Hrs.

9

Lesson schedule

Class

No.


1 Introduction to STATIC SERIES COMPENSATORS

2 objectives of the series compensation

3 Detail Passive Series capacitive compensation, GCSC.

4 Detail Passive Series capacitive compensation TSSC.

5 Detail Passive Series capacitive compensation TCSC.

6 Transfer function dynamics performance of Variable impedance Convertor

7 Switching converter type series compensators SSSC

8 Transfer function dynamics performance of STATCOM

9 Comparison between Passive and Active Series Compensator

Review Questions

Q1 Explain in detail Functional internal control scheme for the SSSC

employing an indirectly controlled converter

CO406.1

CO406.2

CO406.3

CO406.4

CO406.5

Q2 Explain compensation to sub synchronous resonance by SSSC CO406.1 CO406.2

CO406.3

CO406.4

CO406.5

Unit

No

4 Unit

Title

STATIC VOLTAGE AND PHASE

ANGLE REGULATION TCVR and

TCPAR

Planned

Hrs.

6

Lesson schedule


Class

No.


1 Introduction to STATIC VOLTAGE AND PHASE ANGLE REGULATION

2 Objective of voltage and phase angle regulators.

3 Objective of voltage and phase angle regulators.

4 Thyristor controlled voltage regulator

5 Thyristor controlled phase angle regulator

6 Switching converter based voltage and phase angle regulators

Review Questions

Q1 Explain Power Flow Control by Phase Angle Regulators CO406.1 CO406.2

CO406.3

CO406.4

CO406.5

Q2 Explain how Power Oscillation Damping with Phase

Angle Regulators

CO406.1

CO406.2

CO406.3

CO406.4

CO406.5

Unit

No

5 Unit

Title

COMBINED COMPENSATOR Planned

Hrs.

5

Lesson schedule

Class

No.


1 Introduction To Combined Controller, Basic principle UPQC

2 Reactive power control structure basic control system for P & Q control.

3 comparison of UPFC to series compensator and phase angle regulations

4 IPFC-Basic operating principle Characteristics

5 Control structure and applications

Review Questions

Q1 Explain Basic operating principal of UPFC CO406.1

CO406.2

CO406.3

CO406.4

CO406.5

Q2 Explain Comparison of the UPFC to Series Compensators

and Phase Angle Regulators

CO406.1

CO406.2

CO406.3

CO406.4

CO406.5



Course Title : FACTS

Duration: 3 Hrs. Max.

Marks

Instructions: 100

Question 1 & Question 4 is Compulsory

Solve any three question from each section

Assume suit table data if necessary

Section-I

Marks

1 a Give the importance use of FACT controller in power system, Give

Suitable example?

8

b What is loading of transmission line? Explain the limit of loading

capability of transmission line?

8

2 a Explain with neat vector diag. how the transient stability improve with

ideal midpoint compensator.

8

b Explain How much Stability margin is increased when shunt

compensator used for transmission line.

8

3 a Explain with neat vector diag. how the transient stability improves with ideal midpoint compensator.

8

b Explain Switching convertor type var generator with basic operating

principal &control approach.

8

4 a Explain in detail Functional internal control scheme for the SSSC

employing an indirectly controlled converter

10

b Explain compensation to sub synchronous resonance by Shunt

Compensation

8

Section-II

5 a Explain Power Flow Control by Phase Angle Regulators 8

b Explain how Power Oscillation Damping with Phase

Angle Regulators

8

6 a Explain Method for Transient Free Switching For Capacitor. 8

b Q-2. Draw loss vs VAR o/p Characteristic

i) STATCOM

ii) STATCOM+TSC

iii) TSC

iv) TSR+FC

8

7 a Explain Basic operating principal of UPFC 8

b Reactive power control structure basic control system for P & Q

control.

8

8 a Explain in detail Functional internal control scheme for the UPFC. 10

b Explain compensation to sub synchronous resonance 8


Assignments

Assignment No. 1

Assignment Title Chapter 1,2 CO406.1

CO406.2

Batch I

Q1. Give the importance use of FACT controller in power system,Give

Suitable example?

Q-2 Explain with neat vector diag. how the transient stability improve with

ideal midpoint compensator.

Batch II

Q-1.Explain the working principal of TSC in shunt compensator

Q-2. compare HVDC and FACT technology based on following point

i) Long distance

ii) Submarine cable

iii) Underground

iv) Interconnection system

Batch III

Q-1 How the FACT controller is classified? Explain in brief.

Q-2.What is loading of transmission line? Explain the limit of loading

capability of transmission line

Batch IV

Q-1. Explain power flow controlled in HVDC Transmission line & Power

flow controlled using FACT controller distinguish both method with their

advantage and disadvantage.

Q-2.derive the power flow equation P= E1*E2/X sin(d)

Assignment No. 2

Assignment Title Chapter 2,3 CO 1-5

Batch I Q-1.State Requirement of good shunt Compensator. Q-2. Explain effect of use of shunt compensator on Receiving end voltage

Batch II

Q-1. Differentiate between TSC & TCR compensator based on operating

V-I area working condition, harmonic, switching transient and also draw

neat diag. of TSC-TCR.

Q-2. Explain Switching convertor type var generator with basic operating

principal &control approach.

Batch III

Q-. Compare STATCOM & SVC.

Q-2. Explain working combined convertor based TSC-TCR type VAR

generator & explain its VAR demand vs VAR o/p Characteristic?

Batch IV

Q-1. Explain Various Hybrid VAR generator & explain any one in detail.

Q-2. Explain working 3 phase 12 pulse Convertor used for generation of

reactive Power.

Assignment No. 3

Assignment Title CO 1-5


Batch I

Q-1. Compare TCR-FC & TCR-TSC based on following point.

i) Harmonic generation

ii) V-I & V-Q Characteristic

iii) Maximum theoretical delay

iv) Losses vs VAR o/p

Q-2. Explain how the stability margin increased when shunt compensator

used for transmission line.

Batch II

Q-1.explain reactive power generated using convertor. Q-2. Draw loss vs VAR o/p Characteristic

v) STATCOM

vi) STATCOM+TSC

vii) TSC

viii) TSR+FC

Batch III

Q-1 Explain two m/c system with ideal reactive power component used to

maintain constant transmission voltage.

Q-2 Explain direct voltage control method used in shunt compensator

Batch IV

Q-1. Explain Functional Control Scheme for FC-TCR type static VAR

Generator.

Q-2. Explain Method for Transient Free Switching For Capacitor.

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