Rajasthan Technical University, · PDF fileList of Assignments / Tutorials/ Seminar Topics given to students. ... AC excitation systems, brushless excitation system. ... Rajasthan

Rajasthan Technical University, Kota

COURSE – FILE

POWER SYSTEM ENGINEERING

Name : Dr. Dinesh Birla Branch : Electrical Engineering Session : 2012-13, Odd Semester

Semester : B. Tech VII Semester


Index: Course–File

Subject: Power System Engineering Session: 2012-13, Odd Semester

Year : IV

Sem : VII

Sr. No.

Content/ Item no. Page No.

1 Students Detail

2 Course Schedule Course-File General Format Time-Table Syllabus Course Plan

3 More on Course Schedule Method of Evaluation Guidelines to Study the Subject Program Outcomes Course Outcomes Objectives – Outcome Relationship Matrix

4 Assignment-1 5 Assignment-2

6 Assignment-3 7 Assignment-4

8 Assignment-5

10 Tutorial-1

11 Tutorial-2

12 Tutorial-3

13 Tutorial-4

14 Tutorial-5

15 Lecture Plan

17 Mid–Term Question Paper (I & II)

18 Performance of Students in Mid Terms


Student Details

Subject: Power System Engineering

Session: 2012-13, Odd Semester

Year : IV

Sem : VII

S. No. Roll No. Student Name

1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25. 26. 27. 28.

29. 30. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40. 41. 42. 43. 44. 45. 46. 47. 48. 49. 50. 51. 52. 53. 54. 55. 56. 57. 58. 59. 60. 61. 62. 63. 64.

65. 66. 67. 68. 69. 70. 71. 72.

1. Name of the Faculty : Dr.Dinesh Birla

2. Designation : Associate Professor

3. Department : Electrical Engineering

Course Details

Name of the Programme : B. Tech. Batch : Electrical

Branch : Electrical Semester : VII

Title of the Subject : Power System Engineering

Subject Code : 7EE5 No. of Students: 72

General: About Course File Format 1. Time Table and Syllabus. 2. Course Schedule including Course Plan. 3. Experiments List and Lab manual also, if required. 4. List of Assignments / Tutorials/ Seminar Topics given to students. 5. Tutorial Sheet (If required, as per the syllabus). 6. Lecture Plan. 7. Model Question Paper of the subject distributed to students included (Question Bank of important

Questions). 8. Mid –Term Question Paper (I & II) and answer-books. 9. Question of previous years available by University. 10. Marks details of the Students in respect of MTE I (Mid Term Exam) and MTE II.


Course Schedule



Year : IV

Sem : VII


Course File



Year : IV

Sem : VII




SYLLABUS COPY:- B.Tech VII-SEMESTER

7EE5 Power System Engineering

Unit-1 Introduction: Economic Operation of Power Systems: Introduction, system constraints, optimal operation of power systems. Input output, heat rate and incremental rate curVes of thermal generating units. Economic distribution of load between generating units within a plant. Economic distribution of load between power stations, transmission loss equation. Introduction to unit commitment and dynamic programming. Unit-2 Power System Stability-I: Power angle equations and power angle curVes under steady state and transient conditions. Rotor dynamics and swing equation (solution of swing equation not included). Synchronizing power coefficient.Introduction to steady state and dynamic stabilities, steady state stability limit. Unit-3 Power System Stability-II: Introduction to transient stability. Equal area criterion and its application to transient stability studies under basic disturbances. Critical clearing angle and critical clearing time. Factors affecting stability and methods to improVe stability. Unit-4 Excitation Systems: Introduction of excitation systems of synchronous machines, types of excitation systems, Elements of Various excitation systems and their control (functional block diagrams and their brief description)-DC excitation systems, AC excitation systems, brushless excitation system. Interconnected Power Systems: Introduction to isolated and interconnected powers systems. ReserVe capacity of power stations, spinning and maintenance resaVes. AdVantages and problems of interconnected power systems. Power systems inter connection in India. Unit-5 Tap Changing transformer, phase angle control and phase shifting transformer. Series compensation of transmission lines, location and protection of series capacitors, adVantages and problems. Introduction to power system security. Introduction to Voltage stability

2. COURSE PLAN UNIT NO.

Name of Unit Topic to cover Lecture

No.

1 Introduction

Economic Operation of Power Systems 1 system constraints 2 optimal operation of power system 3 Input output, heat rate and incremental rate curVes of thermal generating units. 4 Economic distribution of load between generating units within a plant 5 Economic distribution of load between power stations, transmission loss equation 6 Introduction to unit commitment and dynamic programming 7 Applications & Numericals 8

2

Power System Stability-I

Power angle equations and power angle curVes under steady state and transient conditions. 9 Rotor dynamics and swing equation (solution of swing equation not included). 10 Synchronizing power coefficient 11 Introduction to steady state and dynamic stabilities, steady state stability limit. 12 Applications & Numericals 13 Applications & Numericals 14 Applications & Numericals 15

3 Power System Stability-II

Introduction to transient stability 16 Equal area criterion and its application to transient stability studies under basic disturbances. 17 Critical clearing angle and critical clearing time 18 Factors affecting stability and methods to improVe stability. 19

Applications & Numericals 20 Applications & Numericals 21

4

Excitation Systems

Introduction of excitation systems of synchronous machines, types of excitation systems 22-23 Elements of Various excitation systems and their control (functional block diagrams and their brief description)-DC excitation systems, AC excitation systems, brushless excitation system 24 Interconnected Power Systems: Introduction to isolated and interconnected powers systems 25 ReserVe capacity of power stations, spinning and maintenance resaVes. 26 AdVantages and problems of interconnected power systems. Power systems inter connection in India. 27 Applications & Numericals 28

5

Elementary Ideas of

Compensation, Networks

Tap Changing transformer, phase angle control and phase shifting transformer 29 Series compensation of transmission lines, location and protection of series capacitors, adVantages and problems 30

Introduction to power system security 31 Introduction to Voltage stability 32 Applications & Numericals 33 Applications & Numericals 34

TOTAL LECTURES 34

3 METHOD OF EVALUATION

3.1 Mid Term Examinations (MTE I & MTE II) 3.2 Assignment / Tutorials

3.3 Viva wherever applicable

3.4 Term End Examination

Foundation Topics: Introduction to per unit quantities Introduction to Symmetrical component and fault analysis methods

Advanced Topics: Admittance model and Admittance matrix Impedance model and Impedance matrix


More on Course Schedule



Year : IV

Sem : VII




Guidelines to Study the Subject

1. Preparation: - Basic fundamental of knowledge of simple power flow and faults for their study and analysis.

2. Core Competence: - To provide students the knowledge of power system design and analysis and to determine the operational performance of existing systems.

3. Breadth: -To prepare for a better future in the field of designing new electrical systems.

Learning Environment: - To provide student a friendly and professional environment.





Year : IV

Sem : VII




The General Categories of Program Outcomes are: Sr. No.

General Categories of Program Outcomes

a Ability to acquire knowledge of specific discipline or professional area with an ability to discriminate, evaluate, analyze and synthesize existing and new knowledge, and integration of the same for enhancement of knowledge.

b

Ability to formulate and analyse complex electrical engineering problems.

c

Ability to solve engineering problems and arrive at feasible, optimal solutions after considering public health and safety.

d

Ability to apply appropriate research methodologies, techniques and tools, design,conduct experiments, analyse and interpret data.

e

Ability to apply appropriate techniques, resources, and modern engineering

f

Ability to collaborative-multidisciplinary scientific research,demonstrate a capacity for self-management and teamwork.

g Ability to manage projects efficiently after consideration of economic and financial factors.

h

Ability to make effective presentations and design documentation by adhering to appropriate standards.

i

Ability to engage in life-long learning independently to improve knowledge and competence

j

Ability to contribute to the community for sustainable development of society

k

Ability to learn from mistakes without depending on externalfeedback





Year : IV

Sem : VII




On completion of this Subject / Course the students shall be able to understand the following:

S. No. Objectives I Provides the knowledge of Static Relays, merits and demerits, amplitude and phase comparators, duality

between amplitude and phase comparators.

II Provides knowledge of instantaneous, definite time, inverse time and directional over current relays, static differential protection of generator and transformer.

III Provides practical knowledge of static impedance, reactance and mho relays, effect of power swings on the performance of distance protection, Out of step tripping and blocking relays, mho relay with blinders.

IV Provides knowledge of Electric arc and its characteristics, arc interruption-high resistance interruption and current zero interruption, Arc interruption theories–recovery rate theory and energy balance theory.

V Provides techniques for Air blast, SF6 and vacuum circuit breakers, Selection of circuit breakers, rating of circuit breakers, transformer differential and transmission line distance protection.





Year : IV

Sem : VII

Objectives – Outcome Relationship Matrix (Indicate the relationship by x mark). Program Outcomes

Course Objectives

a

b

c

d

e

f

g

h

i

j

k

I X

II X X X X X X

III X X X

IV X X X

V X X X X X X


Assignment Sheet - I

Subject: Power System Engineering Session: 2012-13, Odd Semester

Year : IV

Sem : VII




Assignment- I Q.1 Describe the Swing equation from rotor dynamics. Q.2 Give power angle diagram/ Equal area criteria explanation for stability phenomena when auto closer circuit breaker intervenes for a transmission line fault. Q.3 Give separate classification for methods to improve steady state and transient state stability.


Assignment Sheet - II



Year : IV

Sem : VII




Assignment-II Q.1 Explain the Equal area criteria starting from Swing equation. Q.2 What are the principle types of transient disturbances? Describes the behavior of synchronous motor subjected to transient disturbances. Q.3 A 50 Hz , 4 pole turbo generator rated at 20 MVA and 13.2 KV has an inertia constant of 9 KW-Sec/KVA find stored kinetic energy by rotor at synchronous speed.


Assignment Sheet - III



Year : IV

Sem : VII




Assignment-III

Q.1 A synchronous motor having a steady state stability limit of 200 MW is receiving 50 MW from the infinite bus bars. Find the maximum additional load that can be applied suddenly without causing instability. Q.2


Assignment Sheet - IV



Year : IV

Sem : VII


2. Designation :Associate Professor


Assignment-IV

Q.1 Describe the types of excitation systems, Elements of various excitation systems. Q.2 Explain the spinning and maintenance resaves.


Assignment Sheet - V



Year : IV

Sem : VII




Assignment-V

Q.1 write down the short note on ( a ). Tap Changing transformer ( b.) phase angle control q Q.2 Explain the voltage stability .


Tutorial Sheet – I



Year : IV

Sem : VII




TUTORIAL-1 Q.1 The cost characteristic of two units in a plant are:

C1 = 0.4 P12+ 160 P1 + K1 Rs./h

C2 = 0.45 P22+ 120 P2 + K2 Rs. / h

where P1 and P2 are power output in MW. Find the optimum load allocation between the two units, when the total

load is 162.5 MW. What will be the daily loss if the units are loaded equally.

Q.2 A power plant has three units with the following cost characteristics:

C1= 0.5P12+ 215P1+ 5000 Rs / h

C2= 1.0P22+ 270P2+ 5000 Rs / h

C3= 0.7P32 +160P3+ 9000 Rs/h

Where Pis are the generating powers in MW. The maximum and minimum loads allowable on each unit are 150 and 39

MW. Find the economic scheduling for a total load of

i) 320 MW ii) 200 MW


Tutorial Sheet – II



Year : IV

Sem : VII




Tutorial-II Q.1 A 50Hz, 4 pole turbo alternator rated 150 MVA, 11 kV has an inertia constant of 9 MJ / MVA. Find the (a) stored energy at synchronous speed (b) the rotor acceleration if the input mechanical power is raised to 100 MW when the electrical load is 75 MW, (c) the speed at the end of 10 cycles if acceleration is assumed constant at the initial value. Q.2 TWO 50 Hz generating units operate in parallel within the same plant, with the following ratings: Unit 1: 500 MVA, 0.8 pf, 13.2 kV, 3600 rpm: H = 4 MJ/MVA Unit 2: 1000 MVA, 0.9 pf, 13.8 kV, 1800 rpm: H = 5 MJ/MVA Calculate the equivalent H constant on a base of 100 MVA.


Tutorial Sheet – III



Year : IV

Sem : VII



3. Department : Electrical Engineeing

Tutorial-III Q.1

Q.2 in the power system considered in the previous example, fault is cleared by opening the circuit breakers at both ends of the faulty line. calculate the cca and hence find cct.


Tutorial Sheet – IV



Year : IV

Sem : VII




Tutorial-IV

Q.1 write down the functional block diagrams and their brief description of -DC excitation systems, AC excitation

systems.

Q.2 what is reserve capacity of power station .


Tutorial Sheet – V



Year : IV

Sem : VII




Tutorial-V

Q.1 Explain the power system security in detail. Q.2 Write down the . Series compensation of transmission lines, location and protection of series capacitors,

Lesson – 1; Title: Introduction of Power System Engineering

S.NO. Topic: Time Allotted

1 Introduction 20 2 Economic Operation of Power Systems 30

Lesson – 2; Title: System Constraints S.NO. Topic: Time Allotted

1 System constraints 30 2 Numerical 20

Lesson – 3; Title: Optimal Operation


1 Optimal operation of power system 40

2 Optimal operation of power system numerical 10

Lesson – 4; Title: Heat Rate And Incremental Rate Curves

S.NO. Topic: Time Allotted 1 Input output, heat rate and incremental rate curves of thermal generating units. 30 2 Numerical 20

Lesson – 5; Title: Economic distribution

S.NO. Topic: Time Allotted 1 Economic distribution of load between generating units within a plant 35 2 Numerical 15

Lesson – 6; Title: Economic distribution


1 Economic distribution of load between power stations, transmission loss equation 40 2 Numerical 10

Rajasthan Technical University,Kota

LECTURE PLAN Subject: Power System Engineering

Subject Code: 7EE5 Duration of Lesson: 55 min


Year : IV

Sem : VII

Lesson – 7; Title: Unit Commitment S.NO. Topic: Time Allotted

1 Introduction to unit commitment and dynamic programming 35 2 numrical 15

Lesson – 8; Title: Numericals and application


1 Numericals and application 50

Lesson – 9; Title: Power angle equations S.NO. Topic: Time Allotted

1

Power angle equations and power angle curves under steady state and transient conditions. 40

2 Numericals 10

Lesson – 10; Title: Modeling of Physical Systems S.NO. Topic: Time Allotted

1

Rotor dynamics and swing equation (solution of swing equation not included). 35

Lesson – 11; Title: Synchronizing power coefficient


1 Synchronizing power coefficient 35 2 Numerical 15

Lesson – 12; Title: stability and stability limit. S.NO. Topic: Time Allotted

1 Introduction to steady state and dynamic stabilities, steady state stability limit. 40 2 Numerical 10

Lesson – 13; Title: Applications & Numericals


1 Applications & Numericals 50

Lesson – 14; Title: Modeling of Physical Systems




S.NO. Topic: Time Allotted 1 Applications & Numericals 50

Lesson – 16; Title: Introduction to transient stability

S.NO. Topic: Time Allotted 1 Introduction to transient stability 50

Lesson – 17; Title: Equal area criterion


1 Equal area criterion and its application to transient stability studies under basic disturbances.

50

Lesson – 18; Title: Critical clearing angle and critical clearing time

S.NO. Topic: Time Allotted 1 Critical clearing angle and critical clearing time 35

2 Numericals 15

Lesson – 19; Title: Factors affecting stability

S.NO. Topic: Time Allotted 1 Factors affecting stability and methods to improve stability. 40 2 Numerical 15




Lesson – 21; Title: Applications & Numericals S.NO. Topic: Time Allotted


Lesson – 22; Title: Introduction and types of excitation systems S.NO. Topic: Time Allotted

1 Introduction of excitation systems of synchronous machines, types of excitation systems

50

Lesson – 23; Title: Introduction of excitation systems of synchronous machines


1

Introduction of excitation systems of synchronous machines, types of excitation systems

50

Lesson – 24; Title: DC/AC excitation systems


1

Elements of Various excitation systems and their control (functional block diagrams and their brief description)-DC excitation systems, AC excitation systems, brushless

excitation system

50

Lesson – 25; Title: Interconnected Power Systems


1

Interconnected Power Systems: Introduction to isolated and interconnected powers systems

40

2 Numerical 15

Lesson – 26; Title: Stability of the System


1 ReserVe capacity of power stations, spinning and maintenance resaves. 40

2 Numercal 10

Lesson – 27; Title: Interconnected Power System


1

Advantages and problems of interconnected power systems. Power systems inter connection in India.

40

2 Numerical 10


S.NO. Topic: Time Allotted 1 Applications & Numericals 50

Lesson – 29; Title: Tap Changing transformeR


1 Tap Changing transformer, phase angle control and phase shifting transformer 50

Lesson – 30; Title: compensation of transmission lines

S.NO. Topic: Time Allotted 1

Series compensation of transmission lines, location and protection of series capacitors, adVantages and problems

40

2 Introduction to power system security 10 3 Introduction to Voltage stability 5

Lesson – 31; Title: Introduction to power system security

S.NO. Topic: Time Allotted 1 Introduction to power system security 50

Lesson – 32; Title: Introduction to Voltage stability

S.NO. Topic: Time Allotted 1 Introduction to Voltage stability 50

Lesson – 33; Title: Elementary Ideas of Compensation, Networks


1 Application and Numerical 50

Lesson – 34; Title: Application and Numerical


1 Application and Numerical 50

Rajasthan Tecnical university,Kota

I Mid Term Question Paper

Subject: Power System Engineering Subject Code:7EE5

Duration 1Hr. Session: 2014-15, Odd Semester

Year : IV

Sem : VII


B. Tech IV Year, 7th Sem, Branch: Electrical Engineering

I Mid Term Examination (2012-2013)


Date: 20/09/2012 Duration: 1 Hr Maximum Marks: 10 Instructions to Candidates: Attempt all questions. Q.1 Describe the Swing equation from rotor dynamics. Q.2 Give power angle diagram/ Equal area criteria explanation for stability phenomena when auto closer circuit breaker intervenes for a transmission line fault. Q.3 Give separate classification for methods to improve steady state and transient state stability.


II Mid Term Question Paper

Subject: Power System Engineering Subject Code:7EE5

Duration 1Hr. Session: 2014-15, Odd Semester

Year : IV

Sem : VII


B. Tech IV Year, 7th Sem, Branch: Electrical Engineering

II Mid Term Examination (2012-2013)


Date: 21/11/2012 Duration: 1 Hr Maximum Marks: 10 Instructions to Candidates: Attempt all questions. Q.1 Describe the economic dispatch problem for case of neglect of losses and no generation limits. Q.2 Describe the various curves related to economic operation of power plants and their significance. Q.3 Describe static excitation system diagram, Explaining the purpose and working of various component of this system.


Performance of Students in Mid Term Exams

Subject: Power System Engineering Subject Code: 7EE5

Maximum Marks: 20 Session: 2012-13, Odd Semester

Year : IV

Sem : VII

S. No. Roll No. Student Name

Average Marks

obtained in MT I & MT II

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Documents

Rajasthan Technical University, · PDF fileList of Assignments / Tutorials/ Seminar Topics given to students. ... AC excitation systems, brushless excitation system. ... Rajasthan